TSTP Solution File: SEU585^1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SEU585^1 : TPTP v8.1.2. Released v3.7.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.8WbxdpG53r true

% Computer : n007.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Aug 31 19:14:09 EDT 2023

% Result   : Theorem 120.37s 16.01s
% Output   : Refutation 120.37s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SEU585^1 : TPTP v8.1.2. Released v3.7.0.
% 0.07/0.13  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.8WbxdpG53r true
% 0.14/0.34  % Computer : n007.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 300
% 0.14/0.34  % DateTime : Thu Aug 24 00:04:39 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.14/0.35  % Running portfolio for 300 s
% 0.14/0.35  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.35  % Number of cores: 8
% 0.19/0.35  % Python version: Python 3.6.8
% 0.20/0.35  % Running in HO mode
% 0.20/0.68  % Total configuration time : 828
% 0.20/0.68  % Estimated wc time : 1656
% 0.20/0.68  % Estimated cpu time (8 cpus) : 207.0
% 0.20/0.71  % /export/starexec/sandbox/solver/bin/lams/40_c.s.sh running for 80s
% 0.20/0.74  % /export/starexec/sandbox/solver/bin/lams/35_full_unif4.sh running for 80s
% 0.20/0.75  % /export/starexec/sandbox/solver/bin/lams/15_e_short1.sh running for 30s
% 0.20/0.75  % /export/starexec/sandbox/solver/bin/lams/40_c_ic.sh running for 80s
% 1.39/0.77  % /export/starexec/sandbox/solver/bin/lams/40_noforms.sh running for 90s
% 1.39/0.77  % /export/starexec/sandbox/solver/bin/lams/40_b.comb.sh running for 70s
% 1.39/0.77  % /export/starexec/sandbox/solver/bin/lams/30_sp5.sh running for 60s
% 1.39/0.78  % /export/starexec/sandbox/solver/bin/lams/20_acsne_simpl.sh running for 40s
% 1.45/0.84  % /export/starexec/sandbox/solver/bin/lams/30_b.l.sh running for 90s
% 120.37/16.01  % Solved by lams/30_b.l.sh.
% 120.37/16.01  % done 503 iterations in 15.057s
% 120.37/16.01  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 120.37/16.01  % SZS output start Refutation
% 120.37/16.01  thf(setadjoinAx_type, type, setadjoinAx: $o).
% 120.37/16.01  thf(notdexE_type, type, notdexE: $o).
% 120.37/16.01  thf(setunionAx_type, type, setunionAx: $o).
% 120.37/16.01  thf(upairset2IR_type, type, upairset2IR: $o).
% 120.37/16.01  thf(powersetE_type, type, powersetE: $o).
% 120.37/16.01  thf(omegaSAx_type, type, omegaSAx: $o).
% 120.37/16.01  thf(exuI1_type, type, exuI1: $o).
% 120.37/16.01  thf(exuI2_type, type, exuI2: $o).
% 120.37/16.01  thf(notequalI2_type, type, notequalI2: $o).
% 120.37/16.01  thf(powerset__Cong_type, type, powerset__Cong: $o).
% 120.37/16.01  thf(wellorderingAx_type, type, wellorderingAx: $o).
% 120.37/16.01  thf(setadjoinSub2_type, type, setadjoinSub2: $o).
% 120.37/16.01  thf(setoftrueEq_type, type, setoftrueEq: $o).
% 120.37/16.01  thf(emptyset__Cong_type, type, emptyset__Cong: $o).
% 120.37/16.01  thf(sepInPowerset_type, type, sepInPowerset: $o).
% 120.37/16.01  thf(setext_type, type, setext: $o).
% 120.37/16.01  thf(emptyinPowerset_type, type, emptyinPowerset: $o).
% 120.37/16.01  thf(descr__Cong_type, type, descr__Cong: $o).
% 120.37/16.01  thf(in_type, type, in: $i > $i > $o).
% 120.37/16.01  thf(quantDeMorgan1_type, type, quantDeMorgan1: $o).
% 120.37/16.01  thf(binunion_type, type, binunion: $i > $i > $i).
% 120.37/16.01  thf(setadjoinIR_type, type, setadjoinIR: $o).
% 120.37/16.01  thf(setadjoin__Cong_type, type, setadjoin__Cong: $o).
% 120.37/16.01  thf(subsetE_type, type, subsetE: $o).
% 120.37/16.01  thf(prop2set2propI_type, type, prop2set2propI: $o).
% 120.37/16.01  thf(dsetconstrEL_type, type, dsetconstrEL: $o).
% 120.37/16.01  thf(setbeta_type, type, setbeta: $o).
% 120.37/16.01  thf(eqinunit_type, type, eqinunit: $o).
% 120.37/16.01  thf(upairsetIL_type, type, upairsetIL: $o).
% 120.37/16.01  thf(powersetI1_type, type, powersetI1: $o).
% 120.37/16.01  thf(powersetAx_type, type, powersetAx: $o).
% 120.37/16.01  thf(powersetI_type, type, powersetI: $o).
% 120.37/16.01  thf(upairsetIR_type, type, upairsetIR: $o).
% 120.37/16.01  thf(inCongP_type, type, inCongP: $o).
% 120.37/16.01  thf(setadjoinSub_type, type, setadjoinSub: $o).
% 120.37/16.01  thf(exuE3e_type, type, exuE3e: $o).
% 120.37/16.01  thf(emptysetE_type, type, emptysetE: $o).
% 120.37/16.01  thf('#form251_type', type, '#form251': $i > $i > $o > $o).
% 120.37/16.01  thf(setunionI_type, type, setunionI: $o).
% 120.37/16.01  thf(setunion__Cong_type, type, setunion__Cong: $o).
% 120.37/16.01  thf(prop2setI_type, type, prop2setI: $o).
% 120.37/16.01  thf(nonemptyImpWitness_type, type, nonemptyImpWitness: $o).
% 120.37/16.01  thf(exuE2_type, type, exuE2: $o).
% 120.37/16.01  thf(emptyset_type, type, emptyset: $i).
% 120.37/16.01  thf(powersetsubset_type, type, powersetsubset: $o).
% 120.37/16.01  thf(subPowSU_type, type, subPowSU: $o).
% 120.37/16.01  thf(notequalI1_type, type, notequalI1: $o).
% 120.37/16.01  thf(notinemptyset_type, type, notinemptyset: $o).
% 120.37/16.01  thf(nonemptyI1_type, type, nonemptyI1: $o).
% 120.37/16.01  thf(subsetTrans_type, type, subsetTrans: $o).
% 120.37/16.01  thf('#sk256_type', type, '#sk256': $i > $i > $o > $i).
% 120.37/16.01  thf(subsetE2_type, type, subsetE2: $o).
% 120.37/16.01  thf(singletonsswitch_type, type, singletonsswitch: $o).
% 120.37/16.01  thf(setextsub_type, type, setextsub: $o).
% 120.37/16.01  thf('#sk783_type', type, '#sk783': $i).
% 120.37/16.01  thf(emptysetsubset_type, type, emptysetsubset: $o).
% 120.37/16.01  thf(quantDeMorgan3_type, type, quantDeMorgan3: $o).
% 120.37/16.01  thf(setunionE_type, type, setunionE: $o).
% 120.37/16.01  thf(emptyinunitempty_type, type, emptyinunitempty: $o).
% 120.37/16.01  thf(setadjoinE_type, type, setadjoinE: $o).
% 120.37/16.01  thf(setadjoinIL_type, type, setadjoinIL: $o).
% 120.37/16.01  thf(exuE1_type, type, exuE1: $o).
% 120.37/16.01  thf(notinsingleton_type, type, notinsingleton: $o).
% 120.37/16.01  thf(eqimpsubset2_type, type, eqimpsubset2: $o).
% 120.37/16.01  thf(exuEu_type, type, exuEu: $o).
% 120.37/16.01  thf(emptysetimpfalse_type, type, emptysetimpfalse: $o).
% 120.37/16.01  thf(upairsetE_type, type, upairsetE: $o).
% 120.37/16.01  thf(omega0Ax_type, type, omega0Ax: $o).
% 120.37/16.01  thf(notsubsetI_type, type, notsubsetI: $o).
% 120.37/16.01  thf(quantDeMorgan4_type, type, quantDeMorgan4: $o).
% 120.37/16.01  thf(setextAx_type, type, setextAx: $o).
% 120.37/16.01  thf(powersetE1_type, type, powersetE1: $o).
% 120.37/16.01  thf(noeltsimpempty_type, type, noeltsimpempty: $o).
% 120.37/16.01  thf(setunion_type, type, setunion: $i > $i).
% 120.37/16.01  thf(subsetI1_type, type, subsetI1: $o).
% 120.37/16.01  thf(descrp_type, type, descrp: $o).
% 120.37/16.01  thf(dsetconstr__Cong_type, type, dsetconstr__Cong: $o).
% 120.37/16.01  thf(foundationAx_type, type, foundationAx: $o).
% 120.37/16.01  thf(emptysetAx_type, type, emptysetAx: $o).
% 120.37/16.01  thf(emptyI_type, type, emptyI: $o).
% 120.37/16.01  thf(setadjoinOr_type, type, setadjoinOr: $o).
% 120.37/16.01  thf(emptyE1_type, type, emptyE1: $o).
% 120.37/16.01  thf(emptyInPowerset_type, type, emptyInPowerset: $o).
% 120.37/16.01  thf(vacuousDall_type, type, vacuousDall: $o).
% 120.37/16.01  thf(dsetconstrER_type, type, dsetconstrER: $o).
% 120.37/16.01  thf('#sk781_type', type, '#sk781': $i).
% 120.37/16.01  thf('#sk784_type', type, '#sk784': $o).
% 120.37/16.01  thf(subsetI2_type, type, subsetI2: $o).
% 120.37/16.01  thf(binunionIR_type, type, binunionIR: $o).
% 120.37/16.01  thf(omega__Cong_type, type, omega__Cong: $o).
% 120.37/16.01  thf(subsetRefl_type, type, subsetRefl: $o).
% 120.37/16.01  thf('#sk782_type', type, '#sk782': $i).
% 120.37/16.01  thf(uniqinunit_type, type, uniqinunit: $o).
% 120.37/16.01  thf(prop2setE_type, type, prop2setE: $o).
% 120.37/16.01  thf(omega_type, type, omega: $i).
% 120.37/16.01  thf(nonemptyI_type, type, nonemptyI: $o).
% 120.37/16.01  thf(exuE3u_type, type, exuE3u: $o).
% 120.37/16.01  thf(sepSubset_type, type, sepSubset: $o).
% 120.37/16.01  thf(eqimpsubset1_type, type, eqimpsubset1: $o).
% 120.37/16.01  thf(exuI3_type, type, exuI3: $o).
% 120.37/16.01  thf(notdallE_type, type, notdallE: $o).
% 120.37/16.01  thf(dsetconstrI_type, type, dsetconstrI: $o).
% 120.37/16.01  thf(setadjoin_type, type, setadjoin: $i > $i > $i).
% 120.37/16.01  thf(exu__Cong_type, type, exu__Cong: $o).
% 120.37/16.01  thf(quantDeMorgan2_type, type, quantDeMorgan2: $o).
% 120.37/16.01  thf(subsetemptysetimpeq_type, type, subsetemptysetimpeq: $o).
% 120.37/16.01  thf(replAx_type, type, replAx: $o).
% 120.37/16.01  thf(nonemptyE1_type, type, nonemptyE1: $o).
% 120.37/16.01  thf(omegaIndAx_type, type, omegaIndAx: $o).
% 120.37/16.01  thf(inPowerset_type, type, inPowerset: $o).
% 120.37/16.01  thf(binunionIL_type, type, binunionIL: $o).
% 120.37/16.01  thf(in__Cong_type, type, in__Cong: $o).
% 120.37/16.01  thf(subset2powerset_type, type, subset2powerset: $o).
% 120.37/16.01  thf(binunionEcases, conjecture,
% 120.37/16.01    (( setextAx ) =>
% 120.37/16.01     ( ( emptysetAx ) =>
% 120.37/16.01       ( ( setadjoinAx ) =>
% 120.37/16.01         ( ( powersetAx ) =>
% 120.37/16.01           ( ( setunionAx ) =>
% 120.37/16.01             ( ( omega0Ax ) =>
% 120.37/16.01               ( ( omegaSAx ) =>
% 120.37/16.01                 ( ( omegaIndAx ) =>
% 120.37/16.01                   ( ( replAx ) =>
% 120.37/16.01                     ( ( foundationAx ) =>
% 120.37/16.01                       ( ( wellorderingAx ) =>
% 120.37/16.01                         ( ( descrp ) =>
% 120.37/16.01                           ( ( dsetconstrI ) =>
% 120.37/16.01                             ( ( dsetconstrEL ) =>
% 120.37/16.01                               ( ( dsetconstrER ) =>
% 120.37/16.01                                 ( ( exuE1 ) =>
% 120.37/16.01                                   ( ( prop2setE ) =>
% 120.37/16.01                                     ( ( emptysetE ) =>
% 120.37/16.01                                       ( ( emptysetimpfalse ) =>
% 120.37/16.01                                         ( ( notinemptyset ) =>
% 120.37/16.01                                           ( ( exuE3e ) =>
% 120.37/16.01                                             ( ( setext ) =>
% 120.37/16.01                                               ( ( emptyI ) =>
% 120.37/16.01                                                 ( ( noeltsimpempty ) =>
% 120.37/16.01                                                   ( ( setbeta ) =>
% 120.37/16.01                                                     ( ( nonemptyE1 ) =>
% 120.37/16.01                                                       ( ( nonemptyI ) =>
% 120.37/16.01                                                         ( ( nonemptyI1 ) =>
% 120.37/16.01                                                           ( ( setadjoinIL ) =>
% 120.37/16.01                                                             ( ( emptyinunitempty ) =>
% 120.37/16.01                                                               ( ( setadjoinIR ) =>
% 120.37/16.01                                                                 ( ( setadjoinE ) =>
% 120.37/16.01                                                                   ( ( 
% 120.37/16.01                                                                     setadjoinOr ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     setoftrueEq ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     powersetI ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     emptyinPowerset ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     emptyInPowerset ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     powersetE ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     setunionI ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     setunionE ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subPowSU ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     exuE2 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     nonemptyImpWitness ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     uniqinunit ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     notinsingleton ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     eqinunit ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     singletonsswitch ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     upairsetE ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     upairsetIL ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     upairsetIR ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     emptyE1 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     vacuousDall ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     quantDeMorgan1 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     quantDeMorgan2 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     quantDeMorgan3 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     quantDeMorgan4 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     prop2setI ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     prop2set2propI ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     notdexE ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     notdallE ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     exuI1 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     exuI3 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     exuI2 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     inCongP ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     in__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     exuE3u ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     exu__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     emptyset__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     setadjoin__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     powerset__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     setunion__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     omega__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     exuEu ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     descr__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     dsetconstr__Cong ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subsetI1 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     eqimpsubset2 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     eqimpsubset1 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subsetI2 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     emptysetsubset ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subsetE ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subsetE2 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     notsubsetI ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     notequalI1 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     notequalI2 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subsetRefl ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subsetTrans ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     setadjoinSub ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     setadjoinSub2 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subset2powerset ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     setextsub ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     subsetemptysetimpeq ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     powersetI1 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     powersetE1 ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     inPowerset ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     powersetsubset ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     sepInPowerset ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     sepSubset ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     binunionIL ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     upairset2IR ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     binunionIR ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ![
% 120.37/16.01                                                                     A:$i,B:$i,
% 120.37/16.01                                                                     Xx:$i,
% 120.37/16.01                                                                     Xphi:$o]:
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     in @
% 120.37/16.01                                                                     Xx @ 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     binunion @
% 120.37/16.01                                                                     A @ B ) ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     in @
% 120.37/16.01                                                                     Xx @ A ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     Xphi ) ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     in @
% 120.37/16.01                                                                     Xx @ B ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     Xphi ) ) =>
% 120.37/16.01                                                                     ( 
% 120.37/16.01                                                                     Xphi ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ))).
% 120.37/16.01  thf(zf_stmt_0, negated_conjecture,
% 120.37/16.01    (~( ( setextAx ) =>
% 120.37/16.01        ( ( emptysetAx ) =>
% 120.37/16.01          ( ( setadjoinAx ) =>
% 120.37/16.01            ( ( powersetAx ) =>
% 120.37/16.01              ( ( setunionAx ) =>
% 120.37/16.01                ( ( omega0Ax ) =>
% 120.37/16.01                  ( ( omegaSAx ) =>
% 120.37/16.01                    ( ( omegaIndAx ) =>
% 120.37/16.01                      ( ( replAx ) =>
% 120.37/16.01                        ( ( foundationAx ) =>
% 120.37/16.01                          ( ( wellorderingAx ) =>
% 120.37/16.01                            ( ( descrp ) =>
% 120.37/16.01                              ( ( dsetconstrI ) =>
% 120.37/16.01                                ( ( dsetconstrEL ) =>
% 120.37/16.01                                  ( ( dsetconstrER ) =>
% 120.37/16.01                                    ( ( exuE1 ) =>
% 120.37/16.01                                      ( ( prop2setE ) =>
% 120.37/16.01                                        ( ( emptysetE ) =>
% 120.37/16.01                                          ( ( emptysetimpfalse ) =>
% 120.37/16.01                                            ( ( notinemptyset ) =>
% 120.37/16.01                                              ( ( exuE3e ) =>
% 120.37/16.01                                                ( ( setext ) =>
% 120.37/16.01                                                  ( ( emptyI ) =>
% 120.37/16.01                                                    ( ( noeltsimpempty ) =>
% 120.37/16.01                                                      ( ( setbeta ) =>
% 120.37/16.01                                                        ( ( nonemptyE1 ) =>
% 120.37/16.01                                                          ( ( nonemptyI ) =>
% 120.37/16.01                                                            ( ( nonemptyI1 ) =>
% 120.37/16.01                                                              ( ( setadjoinIL ) =>
% 120.37/16.01                                                                ( ( emptyinunitempty ) =>
% 120.37/16.01                                                                  ( ( setadjoinIR ) =>
% 120.37/16.01                                                                    ( ( 
% 120.37/16.01                                                                      setadjoinE ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setadjoinOr ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setoftrueEq ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      powersetI ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      emptyinPowerset ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      emptyInPowerset ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      powersetE ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setunionI ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setunionE ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subPowSU ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      exuE2 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      nonemptyImpWitness ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      uniqinunit ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      notinsingleton ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      eqinunit ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      singletonsswitch ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      upairsetE ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      upairsetIL ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      upairsetIR ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      emptyE1 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      vacuousDall ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      quantDeMorgan1 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      quantDeMorgan2 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      quantDeMorgan3 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      quantDeMorgan4 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      prop2setI ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      prop2set2propI ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      notdexE ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      notdallE ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      exuI1 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      exuI3 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      exuI2 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      inCongP ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      in__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      exuE3u ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      exu__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      emptyset__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setadjoin__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      powerset__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setunion__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      omega__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      exuEu ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      descr__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      dsetconstr__Cong ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subsetI1 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      eqimpsubset2 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      eqimpsubset1 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subsetI2 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      emptysetsubset ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subsetE ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subsetE2 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      notsubsetI ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      notequalI1 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      notequalI2 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subsetRefl ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subsetTrans ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setadjoinSub ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setadjoinSub2 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subset2powerset ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      setextsub ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      subsetemptysetimpeq ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      powersetI1 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      powersetE1 ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      inPowerset ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      powersetsubset ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      sepInPowerset ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      sepSubset ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      binunionIL ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      upairset2IR ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      binunionIR ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ![
% 120.37/16.01                                                                      A:$i,
% 120.37/16.01                                                                      B:$i,
% 120.37/16.01                                                                      Xx:$i,
% 120.37/16.01                                                                      Xphi:$o]:
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      in @
% 120.37/16.01                                                                      Xx @ 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      binunion
% 120.37/16.01                                                                      @ 
% 120.37/16.01                                                                      A @ B ) ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      in @
% 120.37/16.01                                                                      Xx @ A ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      Xphi ) ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      in @
% 120.37/16.01                                                                      Xx @ B ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      Xphi ) ) =>
% 120.37/16.01                                                                      ( 
% 120.37/16.01                                                                      Xphi ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )),
% 120.37/16.01    inference('cnf.neg', [status(esa)], [binunionEcases])).
% 120.37/16.01  thf(zip_derived_cl0, plain,
% 120.37/16.01      (~ (((setextAx) =>
% 120.37/16.01           (((emptysetAx) =>
% 120.37/16.01             (((setadjoinAx) =>
% 120.37/16.01               (((powersetAx) =>
% 120.37/16.01                 (((setunionAx) =>
% 120.37/16.01                   (((omega0Ax) =>
% 120.37/16.01                     (((omegaSAx) =>
% 120.37/16.01                       (((omegaIndAx) =>
% 120.37/16.01                         (((replAx) =>
% 120.37/16.01                           (((foundationAx) =>
% 120.37/16.01                             (((wellorderingAx) =>
% 120.37/16.01                               (((descrp) =>
% 120.37/16.01                                 (((dsetconstrI) =>
% 120.37/16.01                                   (((dsetconstrEL) =>
% 120.37/16.01                                     (((dsetconstrER) =>
% 120.37/16.01                                       (((exuE1) =>
% 120.37/16.01                                         (((prop2setE) =>
% 120.37/16.01                                           (((emptysetE) =>
% 120.37/16.01                                             (((emptysetimpfalse) =>
% 120.37/16.01                                               (((notinemptyset) =>
% 120.37/16.01                                                 (((exuE3e) =>
% 120.37/16.01                                                   (((setext) =>
% 120.37/16.01                                                     (((emptyI) =>
% 120.37/16.01                                                       (((noeltsimpempty) =>
% 120.37/16.01                                                         (((setbeta) =>
% 120.37/16.01                                                           (((nonemptyE1) =>
% 120.37/16.01                                                             (((nonemptyI) =>
% 120.37/16.01                                                               (((nonemptyI1) =>
% 120.37/16.01                                                                 (((setadjoinIL) =>
% 120.37/16.01                                                                   (((emptyinunitempty) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setadjoinIR) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setadjoinE) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setadjoinOr) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setoftrueEq) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (powersetI) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (emptyinPowerset) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (emptyInPowerset) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (powersetE) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setunionI) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setunionE) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subPowSU) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (exuE2) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (nonemptyImpWitness) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (uniqinunit) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (notinsingleton) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (eqinunit) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (singletonsswitch) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (upairsetE) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (upairsetIL) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (upairsetIR) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (emptyE1) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (vacuousDall) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (quantDeMorgan1) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (quantDeMorgan2) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (quantDeMorgan3) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (quantDeMorgan4) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (prop2setI) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (prop2set2propI) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (notdexE) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (notdallE) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (exuI1) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (exuI3) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (exuI2) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (inCongP) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (in__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (exuE3u) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (exu__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (emptyset__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setadjoin__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (powerset__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setunion__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (omega__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (exuEu) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (descr__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (dsetconstr__Cong) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subsetI1) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (eqimpsubset2) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (eqimpsubset1) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subsetI2) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (emptysetsubset) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subsetE) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subsetE2) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (notsubsetI) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (notequalI1) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (notequalI2) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subsetRefl) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subsetTrans) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setadjoinSub) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setadjoinSub2) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subset2powerset) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (setextsub) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (subsetemptysetimpeq) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (powersetI1) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (powersetE1) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (inPowerset) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (powersetsubset) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (sepInPowerset) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (sepSubset) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (binunionIL) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (upairset2IR) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (binunionIR) =>
% 120.37/16.01                                                                     ((
% 120.37/16.01                                                                     (!!) @ (
% 120.37/16.01                                                                     ^[Y0 : $i]:
% 120.37/16.01                                                                      ((
% 120.37/16.01                                                                      (!!) @ (
% 120.37/16.01                                                                      ^[Y1 : $i]:
% 120.37/16.01                                                                      ((
% 120.37/16.01                                                                      (!!) @ (
% 120.37/16.01                                                                      ^[Y2 : $i]:
% 120.37/16.01                                                                      ((
% 120.37/16.01                                                                      (!!) @ (
% 120.37/16.01                                                                      ^[Y3 : $o]:
% 120.37/16.01                                                                      ((
% 120.37/16.01                                                                      (in @ 
% 120.37/16.01                                                                      Y2 @ 
% 120.37/16.01                                                                      (
% 120.37/16.01                                                                      binunion @ 
% 120.37/16.01                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('cnf', [status(esa)], [zf_stmt_0])).
% 120.37/16.02  thf(omega0Ax, axiom,(( omega0Ax  ) = ((in @ emptyset @ omega)))).
% 120.37/16.02  thf('0', plain, (( omega0Ax ) = ( in @ emptyset @ omega )),
% 120.37/16.02      define([status(thm)])).
% 120.37/16.02  thf(emptyinunitempty, axiom,(( emptyinunitempty  ) =
% 120.37/16.02    ((in @ emptyset @ (setadjoin @ emptyset @ emptyset))))).
% 120.37/16.02  thf('1', plain,
% 120.37/16.02      (( emptyinunitempty ) =
% 120.37/16.02       ( in @ emptyset @ ( setadjoin @ emptyset @ emptyset ) )),
% 120.37/16.02      define([status(thm)])).
% 120.37/16.02  thf(emptyset__Cong, axiom,(( emptyset__Cong  ) =
% 120.37/16.02    ((((emptyset) = (emptyset)))))).
% 120.37/16.02  thf('2', plain, (( emptyset__Cong ) = ( ( emptyset ) = ( emptyset ) )),
% 120.37/16.02      define([status(thm)])).
% 120.37/16.02  thf(omega__Cong, axiom,(( omega__Cong  ) = ((((omega) = (omega)))))).
% 120.37/16.02  thf('3', plain, (( omega__Cong ) = ( ( omega ) = ( omega ) )),
% 120.37/16.02      define([status(thm)])).
% 120.37/16.02  thf(zip_derived_cl1, plain,
% 120.37/16.02      (~ (((setextAx) =>
% 120.37/16.02           (((emptysetAx) =>
% 120.37/16.02             (((setadjoinAx) =>
% 120.37/16.02               (((powersetAx) =>
% 120.37/16.02                 (((setunionAx) =>
% 120.37/16.02                   (((in @ emptyset @ omega) =>
% 120.37/16.02                     (((omegaSAx) =>
% 120.37/16.02                       (((omegaIndAx) =>
% 120.37/16.02                         (((replAx) =>
% 120.37/16.02                           (((foundationAx) =>
% 120.37/16.02                             (((wellorderingAx) =>
% 120.37/16.02                               (((descrp) =>
% 120.37/16.02                                 (((dsetconstrI) =>
% 120.37/16.02                                   (((dsetconstrEL) =>
% 120.37/16.02                                     (((dsetconstrER) =>
% 120.37/16.02                                       (((exuE1) =>
% 120.37/16.02                                         (((prop2setE) =>
% 120.37/16.02                                           (((emptysetE) =>
% 120.37/16.02                                             (((emptysetimpfalse) =>
% 120.37/16.02                                               (((notinemptyset) =>
% 120.37/16.02                                                 (((exuE3e) =>
% 120.37/16.02                                                   (((setext) =>
% 120.37/16.02                                                     (((emptyI) =>
% 120.37/16.02                                                       (((noeltsimpempty) =>
% 120.37/16.02                                                         (((setbeta) =>
% 120.37/16.02                                                           (((nonemptyE1) =>
% 120.37/16.02                                                             (((nonemptyI) =>
% 120.37/16.02                                                               (((nonemptyI1) =>
% 120.37/16.02                                                                 (((setadjoinIL) =>
% 120.37/16.02                                                                   (((in @ 
% 120.37/16.02                                                                     emptyset @ 
% 120.37/16.02                                                                     (setadjoin @ 
% 120.37/16.02                                                                      emptyset @ 
% 120.37/16.02                                                                      emptyset)) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinOr) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setoftrueEq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyinPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyset) =
% 120.37/16.02                                                                     (emptyset))) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (omega) =
% 120.37/16.02                                                                     (omega))) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('rw', [status(thm)], [zip_derived_cl0, '0', '1', '2', '3'])).
% 120.37/16.02  thf(zip_derived_cl2, plain,
% 120.37/16.02      (~ (((setextAx) =>
% 120.37/16.02           (((emptysetAx) =>
% 120.37/16.02             (((setadjoinAx) =>
% 120.37/16.02               (((powersetAx) =>
% 120.37/16.02                 (((setunionAx) =>
% 120.37/16.02                   (((in @ emptyset @ omega) =>
% 120.37/16.02                     (((omegaSAx) =>
% 120.37/16.02                       (((omegaIndAx) =>
% 120.37/16.02                         (((replAx) =>
% 120.37/16.02                           (((foundationAx) =>
% 120.37/16.02                             (((wellorderingAx) =>
% 120.37/16.02                               (((descrp) =>
% 120.37/16.02                                 (((dsetconstrI) =>
% 120.37/16.02                                   (((dsetconstrEL) =>
% 120.37/16.02                                     (((dsetconstrER) =>
% 120.37/16.02                                       (((exuE1) =>
% 120.37/16.02                                         (((prop2setE) =>
% 120.37/16.02                                           (((emptysetE) =>
% 120.37/16.02                                             (((emptysetimpfalse) =>
% 120.37/16.02                                               (((notinemptyset) =>
% 120.37/16.02                                                 (((exuE3e) =>
% 120.37/16.02                                                   (((setext) =>
% 120.37/16.02                                                     (((emptyI) =>
% 120.37/16.02                                                       (((noeltsimpempty) =>
% 120.37/16.02                                                         (((setbeta) =>
% 120.37/16.02                                                           (((nonemptyE1) =>
% 120.37/16.02                                                             (((nonemptyI) =>
% 120.37/16.02                                                               (((nonemptyI1) =>
% 120.37/16.02                                                                 (((setadjoinIL) =>
% 120.37/16.02                                                                   (((in @ 
% 120.37/16.02                                                                     emptyset @ 
% 120.37/16.02                                                                     (setadjoin @ 
% 120.37/16.02                                                                      emptyset @ 
% 120.37/16.02                                                                      emptyset)) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinOr) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setoftrueEq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyinPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('simplify boolean subterms', [status(thm)], [zip_derived_cl1])).
% 120.37/16.02  thf(zip_derived_cl4, plain,
% 120.37/16.02      (~ (((emptysetAx) =>
% 120.37/16.02           (((setadjoinAx) =>
% 120.37/16.02             (((powersetAx) =>
% 120.37/16.02               (((setunionAx) =>
% 120.37/16.02                 (((in @ emptyset @ omega) =>
% 120.37/16.02                   (((omegaSAx) =>
% 120.37/16.02                     (((omegaIndAx) =>
% 120.37/16.02                       (((replAx) =>
% 120.37/16.02                         (((foundationAx) =>
% 120.37/16.02                           (((wellorderingAx) =>
% 120.37/16.02                             (((descrp) =>
% 120.37/16.02                               (((dsetconstrI) =>
% 120.37/16.02                                 (((dsetconstrEL) =>
% 120.37/16.02                                   (((dsetconstrER) =>
% 120.37/16.02                                     (((exuE1) =>
% 120.37/16.02                                       (((prop2setE) =>
% 120.37/16.02                                         (((emptysetE) =>
% 120.37/16.02                                           (((emptysetimpfalse) =>
% 120.37/16.02                                             (((notinemptyset) =>
% 120.37/16.02                                               (((exuE3e) =>
% 120.37/16.02                                                 (((setext) =>
% 120.37/16.02                                                   (((emptyI) =>
% 120.37/16.02                                                     (((noeltsimpempty) =>
% 120.37/16.02                                                       (((setbeta) =>
% 120.37/16.02                                                         (((nonemptyE1) =>
% 120.37/16.02                                                           (((nonemptyI) =>
% 120.37/16.02                                                             (((nonemptyI1) =>
% 120.37/16.02                                                               (((setadjoinIL) =>
% 120.37/16.02                                                                 (((in @ 
% 120.37/16.02                                                                   emptyset @ 
% 120.37/16.02                                                                   (setadjoin @ 
% 120.37/16.02                                                                    emptyset @ 
% 120.37/16.02                                                                    emptyset)) =>
% 120.37/16.02                                                                   (((setadjoinIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinOr) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setoftrueEq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyinPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl2])).
% 120.37/16.02  thf(zip_derived_cl7, plain,
% 120.37/16.02      (~ (((setadjoinAx) =>
% 120.37/16.02           (((powersetAx) =>
% 120.37/16.02             (((setunionAx) =>
% 120.37/16.02               (((in @ emptyset @ omega) =>
% 120.37/16.02                 (((omegaSAx) =>
% 120.37/16.02                   (((omegaIndAx) =>
% 120.37/16.02                     (((replAx) =>
% 120.37/16.02                       (((foundationAx) =>
% 120.37/16.02                         (((wellorderingAx) =>
% 120.37/16.02                           (((descrp) =>
% 120.37/16.02                             (((dsetconstrI) =>
% 120.37/16.02                               (((dsetconstrEL) =>
% 120.37/16.02                                 (((dsetconstrER) =>
% 120.37/16.02                                   (((exuE1) =>
% 120.37/16.02                                     (((prop2setE) =>
% 120.37/16.02                                       (((emptysetE) =>
% 120.37/16.02                                         (((emptysetimpfalse) =>
% 120.37/16.02                                           (((notinemptyset) =>
% 120.37/16.02                                             (((exuE3e) =>
% 120.37/16.02                                               (((setext) =>
% 120.37/16.02                                                 (((emptyI) =>
% 120.37/16.02                                                   (((noeltsimpempty) =>
% 120.37/16.02                                                     (((setbeta) =>
% 120.37/16.02                                                       (((nonemptyE1) =>
% 120.37/16.02                                                         (((nonemptyI) =>
% 120.37/16.02                                                           (((nonemptyI1) =>
% 120.37/16.02                                                             (((setadjoinIL) =>
% 120.37/16.02                                                               (((in @ 
% 120.37/16.02                                                                 emptyset @ 
% 120.37/16.02                                                                 (setadjoin @ 
% 120.37/16.02                                                                  emptyset @ 
% 120.37/16.02                                                                  emptyset)) =>
% 120.37/16.02                                                                 (((setadjoinIR) =>
% 120.37/16.02                                                                   (((setadjoinE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinOr) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setoftrueEq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyinPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl4])).
% 120.37/16.02  thf(zip_derived_cl11, plain,
% 120.37/16.02      (~ (((powersetAx) =>
% 120.37/16.02           (((setunionAx) =>
% 120.37/16.02             (((in @ emptyset @ omega) =>
% 120.37/16.02               (((omegaSAx) =>
% 120.37/16.02                 (((omegaIndAx) =>
% 120.37/16.02                   (((replAx) =>
% 120.37/16.02                     (((foundationAx) =>
% 120.37/16.02                       (((wellorderingAx) =>
% 120.37/16.02                         (((descrp) =>
% 120.37/16.02                           (((dsetconstrI) =>
% 120.37/16.02                             (((dsetconstrEL) =>
% 120.37/16.02                               (((dsetconstrER) =>
% 120.37/16.02                                 (((exuE1) =>
% 120.37/16.02                                   (((prop2setE) =>
% 120.37/16.02                                     (((emptysetE) =>
% 120.37/16.02                                       (((emptysetimpfalse) =>
% 120.37/16.02                                         (((notinemptyset) =>
% 120.37/16.02                                           (((exuE3e) =>
% 120.37/16.02                                             (((setext) =>
% 120.37/16.02                                               (((emptyI) =>
% 120.37/16.02                                                 (((noeltsimpempty) =>
% 120.37/16.02                                                   (((setbeta) =>
% 120.37/16.02                                                     (((nonemptyE1) =>
% 120.37/16.02                                                       (((nonemptyI) =>
% 120.37/16.02                                                         (((nonemptyI1) =>
% 120.37/16.02                                                           (((setadjoinIL) =>
% 120.37/16.02                                                             (((in @ 
% 120.37/16.02                                                               emptyset @ 
% 120.37/16.02                                                               (setadjoin @ 
% 120.37/16.02                                                                emptyset @ 
% 120.37/16.02                                                                emptyset)) =>
% 120.37/16.02                                                               (((setadjoinIR) =>
% 120.37/16.02                                                                 (((setadjoinE) =>
% 120.37/16.02                                                                   (((setadjoinOr) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setoftrueEq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyinPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl7])).
% 120.37/16.02  thf(zip_derived_cl16, plain,
% 120.37/16.02      (~ (((setunionAx) =>
% 120.37/16.02           (((in @ emptyset @ omega) =>
% 120.37/16.02             (((omegaSAx) =>
% 120.37/16.02               (((omegaIndAx) =>
% 120.37/16.02                 (((replAx) =>
% 120.37/16.02                   (((foundationAx) =>
% 120.37/16.02                     (((wellorderingAx) =>
% 120.37/16.02                       (((descrp) =>
% 120.37/16.02                         (((dsetconstrI) =>
% 120.37/16.02                           (((dsetconstrEL) =>
% 120.37/16.02                             (((dsetconstrER) =>
% 120.37/16.02                               (((exuE1) =>
% 120.37/16.02                                 (((prop2setE) =>
% 120.37/16.02                                   (((emptysetE) =>
% 120.37/16.02                                     (((emptysetimpfalse) =>
% 120.37/16.02                                       (((notinemptyset) =>
% 120.37/16.02                                         (((exuE3e) =>
% 120.37/16.02                                           (((setext) =>
% 120.37/16.02                                             (((emptyI) =>
% 120.37/16.02                                               (((noeltsimpempty) =>
% 120.37/16.02                                                 (((setbeta) =>
% 120.37/16.02                                                   (((nonemptyE1) =>
% 120.37/16.02                                                     (((nonemptyI) =>
% 120.37/16.02                                                       (((nonemptyI1) =>
% 120.37/16.02                                                         (((setadjoinIL) =>
% 120.37/16.02                                                           (((in @ emptyset @ 
% 120.37/16.02                                                             (setadjoin @ 
% 120.37/16.02                                                              emptyset @ 
% 120.37/16.02                                                              emptyset)) =>
% 120.37/16.02                                                             (((setadjoinIR) =>
% 120.37/16.02                                                               (((setadjoinE) =>
% 120.37/16.02                                                                 (((setadjoinOr) =>
% 120.37/16.02                                                                   (((setoftrueEq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyinPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl11])).
% 120.37/16.02  thf(zip_derived_cl21, plain,
% 120.37/16.02      (~ (((in @ emptyset @ omega) =>
% 120.37/16.02           (((omegaSAx) =>
% 120.37/16.02             (((omegaIndAx) =>
% 120.37/16.02               (((replAx) =>
% 120.37/16.02                 (((foundationAx) =>
% 120.37/16.02                   (((wellorderingAx) =>
% 120.37/16.02                     (((descrp) =>
% 120.37/16.02                       (((dsetconstrI) =>
% 120.37/16.02                         (((dsetconstrEL) =>
% 120.37/16.02                           (((dsetconstrER) =>
% 120.37/16.02                             (((exuE1) =>
% 120.37/16.02                               (((prop2setE) =>
% 120.37/16.02                                 (((emptysetE) =>
% 120.37/16.02                                   (((emptysetimpfalse) =>
% 120.37/16.02                                     (((notinemptyset) =>
% 120.37/16.02                                       (((exuE3e) =>
% 120.37/16.02                                         (((setext) =>
% 120.37/16.02                                           (((emptyI) =>
% 120.37/16.02                                             (((noeltsimpempty) =>
% 120.37/16.02                                               (((setbeta) =>
% 120.37/16.02                                                 (((nonemptyE1) =>
% 120.37/16.02                                                   (((nonemptyI) =>
% 120.37/16.02                                                     (((nonemptyI1) =>
% 120.37/16.02                                                       (((setadjoinIL) =>
% 120.37/16.02                                                         (((in @ emptyset @ 
% 120.37/16.02                                                           (setadjoin @ 
% 120.37/16.02                                                            emptyset @ emptyset)) =>
% 120.37/16.02                                                           (((setadjoinIR) =>
% 120.37/16.02                                                             (((setadjoinE) =>
% 120.37/16.02                                                               (((setadjoinOr) =>
% 120.37/16.02                                                                 (((setoftrueEq) =>
% 120.37/16.02                                                                   (((powersetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyinPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl16])).
% 120.37/16.02  thf(zip_derived_cl28, plain,
% 120.37/16.02      (~ (((omegaSAx) =>
% 120.37/16.02           (((omegaIndAx) =>
% 120.37/16.02             (((replAx) =>
% 120.37/16.02               (((foundationAx) =>
% 120.37/16.02                 (((wellorderingAx) =>
% 120.37/16.02                   (((descrp) =>
% 120.37/16.02                     (((dsetconstrI) =>
% 120.37/16.02                       (((dsetconstrEL) =>
% 120.37/16.02                         (((dsetconstrER) =>
% 120.37/16.02                           (((exuE1) =>
% 120.37/16.02                             (((prop2setE) =>
% 120.37/16.02                               (((emptysetE) =>
% 120.37/16.02                                 (((emptysetimpfalse) =>
% 120.37/16.02                                   (((notinemptyset) =>
% 120.37/16.02                                     (((exuE3e) =>
% 120.37/16.02                                       (((setext) =>
% 120.37/16.02                                         (((emptyI) =>
% 120.37/16.02                                           (((noeltsimpempty) =>
% 120.37/16.02                                             (((setbeta) =>
% 120.37/16.02                                               (((nonemptyE1) =>
% 120.37/16.02                                                 (((nonemptyI) =>
% 120.37/16.02                                                   (((nonemptyI1) =>
% 120.37/16.02                                                     (((setadjoinIL) =>
% 120.37/16.02                                                       (((in @ emptyset @ 
% 120.37/16.02                                                         (setadjoin @ 
% 120.37/16.02                                                          emptyset @ emptyset)) =>
% 120.37/16.02                                                         (((setadjoinIR) =>
% 120.37/16.02                                                           (((setadjoinE) =>
% 120.37/16.02                                                             (((setadjoinOr) =>
% 120.37/16.02                                                               (((setoftrueEq) =>
% 120.37/16.02                                                                 (((powersetI) =>
% 120.37/16.02                                                                   (((emptyinPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl21])).
% 120.37/16.02  thf(zip_derived_cl34, plain,
% 120.37/16.02      (~ (((omegaIndAx) =>
% 120.37/16.02           (((replAx) =>
% 120.37/16.02             (((foundationAx) =>
% 120.37/16.02               (((wellorderingAx) =>
% 120.37/16.02                 (((descrp) =>
% 120.37/16.02                   (((dsetconstrI) =>
% 120.37/16.02                     (((dsetconstrEL) =>
% 120.37/16.02                       (((dsetconstrER) =>
% 120.37/16.02                         (((exuE1) =>
% 120.37/16.02                           (((prop2setE) =>
% 120.37/16.02                             (((emptysetE) =>
% 120.37/16.02                               (((emptysetimpfalse) =>
% 120.37/16.02                                 (((notinemptyset) =>
% 120.37/16.02                                   (((exuE3e) =>
% 120.37/16.02                                     (((setext) =>
% 120.37/16.02                                       (((emptyI) =>
% 120.37/16.02                                         (((noeltsimpempty) =>
% 120.37/16.02                                           (((setbeta) =>
% 120.37/16.02                                             (((nonemptyE1) =>
% 120.37/16.02                                               (((nonemptyI) =>
% 120.37/16.02                                                 (((nonemptyI1) =>
% 120.37/16.02                                                   (((setadjoinIL) =>
% 120.37/16.02                                                     (((in @ emptyset @ 
% 120.37/16.02                                                       (setadjoin @ emptyset @ 
% 120.37/16.02                                                        emptyset)) =>
% 120.37/16.02                                                       (((setadjoinIR) =>
% 120.37/16.02                                                         (((setadjoinE) =>
% 120.37/16.02                                                           (((setadjoinOr) =>
% 120.37/16.02                                                             (((setoftrueEq) =>
% 120.37/16.02                                                               (((powersetI) =>
% 120.37/16.02                                                                 (((emptyinPowerset) =>
% 120.37/16.02                                                                   (((emptyInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl28])).
% 120.37/16.02  thf(zip_derived_cl40, plain,
% 120.37/16.02      (~ (((replAx) =>
% 120.37/16.02           (((foundationAx) =>
% 120.37/16.02             (((wellorderingAx) =>
% 120.37/16.02               (((descrp) =>
% 120.37/16.02                 (((dsetconstrI) =>
% 120.37/16.02                   (((dsetconstrEL) =>
% 120.37/16.02                     (((dsetconstrER) =>
% 120.37/16.02                       (((exuE1) =>
% 120.37/16.02                         (((prop2setE) =>
% 120.37/16.02                           (((emptysetE) =>
% 120.37/16.02                             (((emptysetimpfalse) =>
% 120.37/16.02                               (((notinemptyset) =>
% 120.37/16.02                                 (((exuE3e) =>
% 120.37/16.02                                   (((setext) =>
% 120.37/16.02                                     (((emptyI) =>
% 120.37/16.02                                       (((noeltsimpempty) =>
% 120.37/16.02                                         (((setbeta) =>
% 120.37/16.02                                           (((nonemptyE1) =>
% 120.37/16.02                                             (((nonemptyI) =>
% 120.37/16.02                                               (((nonemptyI1) =>
% 120.37/16.02                                                 (((setadjoinIL) =>
% 120.37/16.02                                                   (((in @ emptyset @ 
% 120.37/16.02                                                     (setadjoin @ emptyset @ 
% 120.37/16.02                                                      emptyset)) =>
% 120.37/16.02                                                     (((setadjoinIR) =>
% 120.37/16.02                                                       (((setadjoinE) =>
% 120.37/16.02                                                         (((setadjoinOr) =>
% 120.37/16.02                                                           (((setoftrueEq) =>
% 120.37/16.02                                                             (((powersetI) =>
% 120.37/16.02                                                               (((emptyinPowerset) =>
% 120.37/16.02                                                                 (((emptyInPowerset) =>
% 120.37/16.02                                                                   (((powersetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl34])).
% 120.37/16.02  thf(zip_derived_cl45, plain,
% 120.37/16.02      (~ (((foundationAx) =>
% 120.37/16.02           (((wellorderingAx) =>
% 120.37/16.02             (((descrp) =>
% 120.37/16.02               (((dsetconstrI) =>
% 120.37/16.02                 (((dsetconstrEL) =>
% 120.37/16.02                   (((dsetconstrER) =>
% 120.37/16.02                     (((exuE1) =>
% 120.37/16.02                       (((prop2setE) =>
% 120.37/16.02                         (((emptysetE) =>
% 120.37/16.02                           (((emptysetimpfalse) =>
% 120.37/16.02                             (((notinemptyset) =>
% 120.37/16.02                               (((exuE3e) =>
% 120.37/16.02                                 (((setext) =>
% 120.37/16.02                                   (((emptyI) =>
% 120.37/16.02                                     (((noeltsimpempty) =>
% 120.37/16.02                                       (((setbeta) =>
% 120.37/16.02                                         (((nonemptyE1) =>
% 120.37/16.02                                           (((nonemptyI) =>
% 120.37/16.02                                             (((nonemptyI1) =>
% 120.37/16.02                                               (((setadjoinIL) =>
% 120.37/16.02                                                 (((in @ emptyset @ 
% 120.37/16.02                                                   (setadjoin @ emptyset @ 
% 120.37/16.02                                                    emptyset)) =>
% 120.37/16.02                                                   (((setadjoinIR) =>
% 120.37/16.02                                                     (((setadjoinE) =>
% 120.37/16.02                                                       (((setadjoinOr) =>
% 120.37/16.02                                                         (((setoftrueEq) =>
% 120.37/16.02                                                           (((powersetI) =>
% 120.37/16.02                                                             (((emptyinPowerset) =>
% 120.37/16.02                                                               (((emptyInPowerset) =>
% 120.37/16.02                                                                 (((powersetE) =>
% 120.37/16.02                                                                   (((setunionI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl40])).
% 120.37/16.02  thf(zip_derived_cl50, plain,
% 120.37/16.02      (~ (((wellorderingAx) =>
% 120.37/16.02           (((descrp) =>
% 120.37/16.02             (((dsetconstrI) =>
% 120.37/16.02               (((dsetconstrEL) =>
% 120.37/16.02                 (((dsetconstrER) =>
% 120.37/16.02                   (((exuE1) =>
% 120.37/16.02                     (((prop2setE) =>
% 120.37/16.02                       (((emptysetE) =>
% 120.37/16.02                         (((emptysetimpfalse) =>
% 120.37/16.02                           (((notinemptyset) =>
% 120.37/16.02                             (((exuE3e) =>
% 120.37/16.02                               (((setext) =>
% 120.37/16.02                                 (((emptyI) =>
% 120.37/16.02                                   (((noeltsimpempty) =>
% 120.37/16.02                                     (((setbeta) =>
% 120.37/16.02                                       (((nonemptyE1) =>
% 120.37/16.02                                         (((nonemptyI) =>
% 120.37/16.02                                           (((nonemptyI1) =>
% 120.37/16.02                                             (((setadjoinIL) =>
% 120.37/16.02                                               (((in @ emptyset @ 
% 120.37/16.02                                                 (setadjoin @ emptyset @ 
% 120.37/16.02                                                  emptyset)) =>
% 120.37/16.02                                                 (((setadjoinIR) =>
% 120.37/16.02                                                   (((setadjoinE) =>
% 120.37/16.02                                                     (((setadjoinOr) =>
% 120.37/16.02                                                       (((setoftrueEq) =>
% 120.37/16.02                                                         (((powersetI) =>
% 120.37/16.02                                                           (((emptyinPowerset) =>
% 120.37/16.02                                                             (((emptyInPowerset) =>
% 120.37/16.02                                                               (((powersetE) =>
% 120.37/16.02                                                                 (((setunionI) =>
% 120.37/16.02                                                                   (((setunionE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl45])).
% 120.37/16.02  thf(zip_derived_cl56, plain,
% 120.37/16.02      (~ (((descrp) =>
% 120.37/16.02           (((dsetconstrI) =>
% 120.37/16.02             (((dsetconstrEL) =>
% 120.37/16.02               (((dsetconstrER) =>
% 120.37/16.02                 (((exuE1) =>
% 120.37/16.02                   (((prop2setE) =>
% 120.37/16.02                     (((emptysetE) =>
% 120.37/16.02                       (((emptysetimpfalse) =>
% 120.37/16.02                         (((notinemptyset) =>
% 120.37/16.02                           (((exuE3e) =>
% 120.37/16.02                             (((setext) =>
% 120.37/16.02                               (((emptyI) =>
% 120.37/16.02                                 (((noeltsimpempty) =>
% 120.37/16.02                                   (((setbeta) =>
% 120.37/16.02                                     (((nonemptyE1) =>
% 120.37/16.02                                       (((nonemptyI) =>
% 120.37/16.02                                         (((nonemptyI1) =>
% 120.37/16.02                                           (((setadjoinIL) =>
% 120.37/16.02                                             (((in @ emptyset @ 
% 120.37/16.02                                               (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                                               (((setadjoinIR) =>
% 120.37/16.02                                                 (((setadjoinE) =>
% 120.37/16.02                                                   (((setadjoinOr) =>
% 120.37/16.02                                                     (((setoftrueEq) =>
% 120.37/16.02                                                       (((powersetI) =>
% 120.37/16.02                                                         (((emptyinPowerset) =>
% 120.37/16.02                                                           (((emptyInPowerset) =>
% 120.37/16.02                                                             (((powersetE) =>
% 120.37/16.02                                                               (((setunionI) =>
% 120.37/16.02                                                                 (((setunionE) =>
% 120.37/16.02                                                                   (((subPowSU) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl50])).
% 120.37/16.02  thf(zip_derived_cl62, plain,
% 120.37/16.02      (~ (((dsetconstrI) =>
% 120.37/16.02           (((dsetconstrEL) =>
% 120.37/16.02             (((dsetconstrER) =>
% 120.37/16.02               (((exuE1) =>
% 120.37/16.02                 (((prop2setE) =>
% 120.37/16.02                   (((emptysetE) =>
% 120.37/16.02                     (((emptysetimpfalse) =>
% 120.37/16.02                       (((notinemptyset) =>
% 120.37/16.02                         (((exuE3e) =>
% 120.37/16.02                           (((setext) =>
% 120.37/16.02                             (((emptyI) =>
% 120.37/16.02                               (((noeltsimpempty) =>
% 120.37/16.02                                 (((setbeta) =>
% 120.37/16.02                                   (((nonemptyE1) =>
% 120.37/16.02                                     (((nonemptyI) =>
% 120.37/16.02                                       (((nonemptyI1) =>
% 120.37/16.02                                         (((setadjoinIL) =>
% 120.37/16.02                                           (((in @ emptyset @ 
% 120.37/16.02                                             (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                                             (((setadjoinIR) =>
% 120.37/16.02                                               (((setadjoinE) =>
% 120.37/16.02                                                 (((setadjoinOr) =>
% 120.37/16.02                                                   (((setoftrueEq) =>
% 120.37/16.02                                                     (((powersetI) =>
% 120.37/16.02                                                       (((emptyinPowerset) =>
% 120.37/16.02                                                         (((emptyInPowerset) =>
% 120.37/16.02                                                           (((powersetE) =>
% 120.37/16.02                                                             (((setunionI) =>
% 120.37/16.02                                                               (((setunionE) =>
% 120.37/16.02                                                                 (((subPowSU) =>
% 120.37/16.02                                                                   (((exuE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl56])).
% 120.37/16.02  thf(zip_derived_cl69, plain,
% 120.37/16.02      (~ (((dsetconstrEL) =>
% 120.37/16.02           (((dsetconstrER) =>
% 120.37/16.02             (((exuE1) =>
% 120.37/16.02               (((prop2setE) =>
% 120.37/16.02                 (((emptysetE) =>
% 120.37/16.02                   (((emptysetimpfalse) =>
% 120.37/16.02                     (((notinemptyset) =>
% 120.37/16.02                       (((exuE3e) =>
% 120.37/16.02                         (((setext) =>
% 120.37/16.02                           (((emptyI) =>
% 120.37/16.02                             (((noeltsimpempty) =>
% 120.37/16.02                               (((setbeta) =>
% 120.37/16.02                                 (((nonemptyE1) =>
% 120.37/16.02                                   (((nonemptyI) =>
% 120.37/16.02                                     (((nonemptyI1) =>
% 120.37/16.02                                       (((setadjoinIL) =>
% 120.37/16.02                                         (((in @ emptyset @ 
% 120.37/16.02                                           (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                                           (((setadjoinIR) =>
% 120.37/16.02                                             (((setadjoinE) =>
% 120.37/16.02                                               (((setadjoinOr) =>
% 120.37/16.02                                                 (((setoftrueEq) =>
% 120.37/16.02                                                   (((powersetI) =>
% 120.37/16.02                                                     (((emptyinPowerset) =>
% 120.37/16.02                                                       (((emptyInPowerset) =>
% 120.37/16.02                                                         (((powersetE) =>
% 120.37/16.02                                                           (((setunionI) =>
% 120.37/16.02                                                             (((setunionE) =>
% 120.37/16.02                                                               (((subPowSU) =>
% 120.37/16.02                                                                 (((exuE2) =>
% 120.37/16.02                                                                   (((nonemptyImpWitness) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl62])).
% 120.37/16.02  thf(zip_derived_cl79, plain,
% 120.37/16.02      (~ (((dsetconstrER) =>
% 120.37/16.02           (((exuE1) =>
% 120.37/16.02             (((prop2setE) =>
% 120.37/16.02               (((emptysetE) =>
% 120.37/16.02                 (((emptysetimpfalse) =>
% 120.37/16.02                   (((notinemptyset) =>
% 120.37/16.02                     (((exuE3e) =>
% 120.37/16.02                       (((setext) =>
% 120.37/16.02                         (((emptyI) =>
% 120.37/16.02                           (((noeltsimpempty) =>
% 120.37/16.02                             (((setbeta) =>
% 120.37/16.02                               (((nonemptyE1) =>
% 120.37/16.02                                 (((nonemptyI) =>
% 120.37/16.02                                   (((nonemptyI1) =>
% 120.37/16.02                                     (((setadjoinIL) =>
% 120.37/16.02                                       (((in @ emptyset @ 
% 120.37/16.02                                         (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                                         (((setadjoinIR) =>
% 120.37/16.02                                           (((setadjoinE) =>
% 120.37/16.02                                             (((setadjoinOr) =>
% 120.37/16.02                                               (((setoftrueEq) =>
% 120.37/16.02                                                 (((powersetI) =>
% 120.37/16.02                                                   (((emptyinPowerset) =>
% 120.37/16.02                                                     (((emptyInPowerset) =>
% 120.37/16.02                                                       (((powersetE) =>
% 120.37/16.02                                                         (((setunionI) =>
% 120.37/16.02                                                           (((setunionE) =>
% 120.37/16.02                                                             (((subPowSU) =>
% 120.37/16.02                                                               (((exuE2) =>
% 120.37/16.02                                                                 (((nonemptyImpWitness) =>
% 120.37/16.02                                                                   (((uniqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl69])).
% 120.37/16.02  thf(zip_derived_cl95, plain,
% 120.37/16.02      (~ (((exuE1) =>
% 120.37/16.02           (((prop2setE) =>
% 120.37/16.02             (((emptysetE) =>
% 120.37/16.02               (((emptysetimpfalse) =>
% 120.37/16.02                 (((notinemptyset) =>
% 120.37/16.02                   (((exuE3e) =>
% 120.37/16.02                     (((setext) =>
% 120.37/16.02                       (((emptyI) =>
% 120.37/16.02                         (((noeltsimpempty) =>
% 120.37/16.02                           (((setbeta) =>
% 120.37/16.02                             (((nonemptyE1) =>
% 120.37/16.02                               (((nonemptyI) =>
% 120.37/16.02                                 (((nonemptyI1) =>
% 120.37/16.02                                   (((setadjoinIL) =>
% 120.37/16.02                                     (((in @ emptyset @ 
% 120.37/16.02                                       (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                                       (((setadjoinIR) =>
% 120.37/16.02                                         (((setadjoinE) =>
% 120.37/16.02                                           (((setadjoinOr) =>
% 120.37/16.02                                             (((setoftrueEq) =>
% 120.37/16.02                                               (((powersetI) =>
% 120.37/16.02                                                 (((emptyinPowerset) =>
% 120.37/16.02                                                   (((emptyInPowerset) =>
% 120.37/16.02                                                     (((powersetE) =>
% 120.37/16.02                                                       (((setunionI) =>
% 120.37/16.02                                                         (((setunionE) =>
% 120.37/16.02                                                           (((subPowSU) =>
% 120.37/16.02                                                             (((exuE2) =>
% 120.37/16.02                                                               (((nonemptyImpWitness) =>
% 120.37/16.02                                                                 (((uniqinunit) =>
% 120.37/16.02                                                                   (((notinsingleton) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl79])).
% 120.37/16.02  thf(zip_derived_cl115, plain,
% 120.37/16.02      (~ (((prop2setE) =>
% 120.37/16.02           (((emptysetE) =>
% 120.37/16.02             (((emptysetimpfalse) =>
% 120.37/16.02               (((notinemptyset) =>
% 120.37/16.02                 (((exuE3e) =>
% 120.37/16.02                   (((setext) =>
% 120.37/16.02                     (((emptyI) =>
% 120.37/16.02                       (((noeltsimpempty) =>
% 120.37/16.02                         (((setbeta) =>
% 120.37/16.02                           (((nonemptyE1) =>
% 120.37/16.02                             (((nonemptyI) =>
% 120.37/16.02                               (((nonemptyI1) =>
% 120.37/16.02                                 (((setadjoinIL) =>
% 120.37/16.02                                   (((in @ emptyset @ 
% 120.37/16.02                                     (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                                     (((setadjoinIR) =>
% 120.37/16.02                                       (((setadjoinE) =>
% 120.37/16.02                                         (((setadjoinOr) =>
% 120.37/16.02                                           (((setoftrueEq) =>
% 120.37/16.02                                             (((powersetI) =>
% 120.37/16.02                                               (((emptyinPowerset) =>
% 120.37/16.02                                                 (((emptyInPowerset) =>
% 120.37/16.02                                                   (((powersetE) =>
% 120.37/16.02                                                     (((setunionI) =>
% 120.37/16.02                                                       (((setunionE) =>
% 120.37/16.02                                                         (((subPowSU) =>
% 120.37/16.02                                                           (((exuE2) =>
% 120.37/16.02                                                             (((nonemptyImpWitness) =>
% 120.37/16.02                                                               (((uniqinunit) =>
% 120.37/16.02                                                                 (((notinsingleton) =>
% 120.37/16.02                                                                   (((eqinunit) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl95])).
% 120.37/16.02  thf(zip_derived_cl133, plain,
% 120.37/16.02      (~ (((emptysetE) =>
% 120.37/16.02           (((emptysetimpfalse) =>
% 120.37/16.02             (((notinemptyset) =>
% 120.37/16.02               (((exuE3e) =>
% 120.37/16.02                 (((setext) =>
% 120.37/16.02                   (((emptyI) =>
% 120.37/16.02                     (((noeltsimpempty) =>
% 120.37/16.02                       (((setbeta) =>
% 120.37/16.02                         (((nonemptyE1) =>
% 120.37/16.02                           (((nonemptyI) =>
% 120.37/16.02                             (((nonemptyI1) =>
% 120.37/16.02                               (((setadjoinIL) =>
% 120.37/16.02                                 (((in @ emptyset @ 
% 120.37/16.02                                   (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                                   (((setadjoinIR) =>
% 120.37/16.02                                     (((setadjoinE) =>
% 120.37/16.02                                       (((setadjoinOr) =>
% 120.37/16.02                                         (((setoftrueEq) =>
% 120.37/16.02                                           (((powersetI) =>
% 120.37/16.02                                             (((emptyinPowerset) =>
% 120.37/16.02                                               (((emptyInPowerset) =>
% 120.37/16.02                                                 (((powersetE) =>
% 120.37/16.02                                                   (((setunionI) =>
% 120.37/16.02                                                     (((setunionE) =>
% 120.37/16.02                                                       (((subPowSU) =>
% 120.37/16.02                                                         (((exuE2) =>
% 120.37/16.02                                                           (((nonemptyImpWitness) =>
% 120.37/16.02                                                             (((uniqinunit) =>
% 120.37/16.02                                                               (((notinsingleton) =>
% 120.37/16.02                                                                 (((eqinunit) =>
% 120.37/16.02                                                                   (((singletonsswitch) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl115])).
% 120.37/16.02  thf(zip_derived_cl149, plain,
% 120.37/16.02      (~ (((emptysetimpfalse) =>
% 120.37/16.02           (((notinemptyset) =>
% 120.37/16.02             (((exuE3e) =>
% 120.37/16.02               (((setext) =>
% 120.37/16.02                 (((emptyI) =>
% 120.37/16.02                   (((noeltsimpempty) =>
% 120.37/16.02                     (((setbeta) =>
% 120.37/16.02                       (((nonemptyE1) =>
% 120.37/16.02                         (((nonemptyI) =>
% 120.37/16.02                           (((nonemptyI1) =>
% 120.37/16.02                             (((setadjoinIL) =>
% 120.37/16.02                               (((in @ emptyset @ 
% 120.37/16.02                                 (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                                 (((setadjoinIR) =>
% 120.37/16.02                                   (((setadjoinE) =>
% 120.37/16.02                                     (((setadjoinOr) =>
% 120.37/16.02                                       (((setoftrueEq) =>
% 120.37/16.02                                         (((powersetI) =>
% 120.37/16.02                                           (((emptyinPowerset) =>
% 120.37/16.02                                             (((emptyInPowerset) =>
% 120.37/16.02                                               (((powersetE) =>
% 120.37/16.02                                                 (((setunionI) =>
% 120.37/16.02                                                   (((setunionE) =>
% 120.37/16.02                                                     (((subPowSU) =>
% 120.37/16.02                                                       (((exuE2) =>
% 120.37/16.02                                                         (((nonemptyImpWitness) =>
% 120.37/16.02                                                           (((uniqinunit) =>
% 120.37/16.02                                                             (((notinsingleton) =>
% 120.37/16.02                                                               (((eqinunit) =>
% 120.37/16.02                                                                 (((singletonsswitch) =>
% 120.37/16.02                                                                   (((upairsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl133])).
% 120.37/16.02  thf(zip_derived_cl164, plain,
% 120.37/16.02      (~ (((notinemptyset) =>
% 120.37/16.02           (((exuE3e) =>
% 120.37/16.02             (((setext) =>
% 120.37/16.02               (((emptyI) =>
% 120.37/16.02                 (((noeltsimpempty) =>
% 120.37/16.02                   (((setbeta) =>
% 120.37/16.02                     (((nonemptyE1) =>
% 120.37/16.02                       (((nonemptyI) =>
% 120.37/16.02                         (((nonemptyI1) =>
% 120.37/16.02                           (((setadjoinIL) =>
% 120.37/16.02                             (((in @ emptyset @ 
% 120.37/16.02                               (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                               (((setadjoinIR) =>
% 120.37/16.02                                 (((setadjoinE) =>
% 120.37/16.02                                   (((setadjoinOr) =>
% 120.37/16.02                                     (((setoftrueEq) =>
% 120.37/16.02                                       (((powersetI) =>
% 120.37/16.02                                         (((emptyinPowerset) =>
% 120.37/16.02                                           (((emptyInPowerset) =>
% 120.37/16.02                                             (((powersetE) =>
% 120.37/16.02                                               (((setunionI) =>
% 120.37/16.02                                                 (((setunionE) =>
% 120.37/16.02                                                   (((subPowSU) =>
% 120.37/16.02                                                     (((exuE2) =>
% 120.37/16.02                                                       (((nonemptyImpWitness) =>
% 120.37/16.02                                                         (((uniqinunit) =>
% 120.37/16.02                                                           (((notinsingleton) =>
% 120.37/16.02                                                             (((eqinunit) =>
% 120.37/16.02                                                               (((singletonsswitch) =>
% 120.37/16.02                                                                 (((upairsetE) =>
% 120.37/16.02                                                                   (((upairsetIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl149])).
% 120.37/16.02  thf(zip_derived_cl177, plain,
% 120.37/16.02      (~ (((exuE3e) =>
% 120.37/16.02           (((setext) =>
% 120.37/16.02             (((emptyI) =>
% 120.37/16.02               (((noeltsimpempty) =>
% 120.37/16.02                 (((setbeta) =>
% 120.37/16.02                   (((nonemptyE1) =>
% 120.37/16.02                     (((nonemptyI) =>
% 120.37/16.02                       (((nonemptyI1) =>
% 120.37/16.02                         (((setadjoinIL) =>
% 120.37/16.02                           (((in @ emptyset @ 
% 120.37/16.02                             (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                             (((setadjoinIR) =>
% 120.37/16.02                               (((setadjoinE) =>
% 120.37/16.02                                 (((setadjoinOr) =>
% 120.37/16.02                                   (((setoftrueEq) =>
% 120.37/16.02                                     (((powersetI) =>
% 120.37/16.02                                       (((emptyinPowerset) =>
% 120.37/16.02                                         (((emptyInPowerset) =>
% 120.37/16.02                                           (((powersetE) =>
% 120.37/16.02                                             (((setunionI) =>
% 120.37/16.02                                               (((setunionE) =>
% 120.37/16.02                                                 (((subPowSU) =>
% 120.37/16.02                                                   (((exuE2) =>
% 120.37/16.02                                                     (((nonemptyImpWitness) =>
% 120.37/16.02                                                       (((uniqinunit) =>
% 120.37/16.02                                                         (((notinsingleton) =>
% 120.37/16.02                                                           (((eqinunit) =>
% 120.37/16.02                                                             (((singletonsswitch) =>
% 120.37/16.02                                                               (((upairsetE) =>
% 120.37/16.02                                                                 (((upairsetIL) =>
% 120.37/16.02                                                                   (((upairsetIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl164])).
% 120.37/16.02  thf(zip_derived_cl191, plain,
% 120.37/16.02      (~ (((setext) =>
% 120.37/16.02           (((emptyI) =>
% 120.37/16.02             (((noeltsimpempty) =>
% 120.37/16.02               (((setbeta) =>
% 120.37/16.02                 (((nonemptyE1) =>
% 120.37/16.02                   (((nonemptyI) =>
% 120.37/16.02                     (((nonemptyI1) =>
% 120.37/16.02                       (((setadjoinIL) =>
% 120.37/16.02                         (((in @ emptyset @ 
% 120.37/16.02                           (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                           (((setadjoinIR) =>
% 120.37/16.02                             (((setadjoinE) =>
% 120.37/16.02                               (((setadjoinOr) =>
% 120.37/16.02                                 (((setoftrueEq) =>
% 120.37/16.02                                   (((powersetI) =>
% 120.37/16.02                                     (((emptyinPowerset) =>
% 120.37/16.02                                       (((emptyInPowerset) =>
% 120.37/16.02                                         (((powersetE) =>
% 120.37/16.02                                           (((setunionI) =>
% 120.37/16.02                                             (((setunionE) =>
% 120.37/16.02                                               (((subPowSU) =>
% 120.37/16.02                                                 (((exuE2) =>
% 120.37/16.02                                                   (((nonemptyImpWitness) =>
% 120.37/16.02                                                     (((uniqinunit) =>
% 120.37/16.02                                                       (((notinsingleton) =>
% 120.37/16.02                                                         (((eqinunit) =>
% 120.37/16.02                                                           (((singletonsswitch) =>
% 120.37/16.02                                                             (((upairsetE) =>
% 120.37/16.02                                                               (((upairsetIL) =>
% 120.37/16.02                                                                 (((upairsetIR) =>
% 120.37/16.02                                                                   (((emptyE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl177])).
% 120.37/16.02  thf(zip_derived_cl205, plain,
% 120.37/16.02      (~ (((emptyI) =>
% 120.37/16.02           (((noeltsimpempty) =>
% 120.37/16.02             (((setbeta) =>
% 120.37/16.02               (((nonemptyE1) =>
% 120.37/16.02                 (((nonemptyI) =>
% 120.37/16.02                   (((nonemptyI1) =>
% 120.37/16.02                     (((setadjoinIL) =>
% 120.37/16.02                       (((in @ emptyset @ (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                         (((setadjoinIR) =>
% 120.37/16.02                           (((setadjoinE) =>
% 120.37/16.02                             (((setadjoinOr) =>
% 120.37/16.02                               (((setoftrueEq) =>
% 120.37/16.02                                 (((powersetI) =>
% 120.37/16.02                                   (((emptyinPowerset) =>
% 120.37/16.02                                     (((emptyInPowerset) =>
% 120.37/16.02                                       (((powersetE) =>
% 120.37/16.02                                         (((setunionI) =>
% 120.37/16.02                                           (((setunionE) =>
% 120.37/16.02                                             (((subPowSU) =>
% 120.37/16.02                                               (((exuE2) =>
% 120.37/16.02                                                 (((nonemptyImpWitness) =>
% 120.37/16.02                                                   (((uniqinunit) =>
% 120.37/16.02                                                     (((notinsingleton) =>
% 120.37/16.02                                                       (((eqinunit) =>
% 120.37/16.02                                                         (((singletonsswitch) =>
% 120.37/16.02                                                           (((upairsetE) =>
% 120.37/16.02                                                             (((upairsetIL) =>
% 120.37/16.02                                                               (((upairsetIR) =>
% 120.37/16.02                                                                 (((emptyE1) =>
% 120.37/16.02                                                                   (((vacuousDall) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl191])).
% 120.37/16.02  thf(zip_derived_cl219, plain,
% 120.37/16.02      (~ (((noeltsimpempty) =>
% 120.37/16.02           (((setbeta) =>
% 120.37/16.02             (((nonemptyE1) =>
% 120.37/16.02               (((nonemptyI) =>
% 120.37/16.02                 (((nonemptyI1) =>
% 120.37/16.02                   (((setadjoinIL) =>
% 120.37/16.02                     (((in @ emptyset @ (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                       (((setadjoinIR) =>
% 120.37/16.02                         (((setadjoinE) =>
% 120.37/16.02                           (((setadjoinOr) =>
% 120.37/16.02                             (((setoftrueEq) =>
% 120.37/16.02                               (((powersetI) =>
% 120.37/16.02                                 (((emptyinPowerset) =>
% 120.37/16.02                                   (((emptyInPowerset) =>
% 120.37/16.02                                     (((powersetE) =>
% 120.37/16.02                                       (((setunionI) =>
% 120.37/16.02                                         (((setunionE) =>
% 120.37/16.02                                           (((subPowSU) =>
% 120.37/16.02                                             (((exuE2) =>
% 120.37/16.02                                               (((nonemptyImpWitness) =>
% 120.37/16.02                                                 (((uniqinunit) =>
% 120.37/16.02                                                   (((notinsingleton) =>
% 120.37/16.02                                                     (((eqinunit) =>
% 120.37/16.02                                                       (((singletonsswitch) =>
% 120.37/16.02                                                         (((upairsetE) =>
% 120.37/16.02                                                           (((upairsetIL) =>
% 120.37/16.02                                                             (((upairsetIR) =>
% 120.37/16.02                                                               (((emptyE1) =>
% 120.37/16.02                                                                 (((vacuousDall) =>
% 120.37/16.02                                                                   (((quantDeMorgan1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl205])).
% 120.37/16.02  thf(zip_derived_cl231, plain,
% 120.37/16.02      (~ (((setbeta) =>
% 120.37/16.02           (((nonemptyE1) =>
% 120.37/16.02             (((nonemptyI) =>
% 120.37/16.02               (((nonemptyI1) =>
% 120.37/16.02                 (((setadjoinIL) =>
% 120.37/16.02                   (((in @ emptyset @ (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                     (((setadjoinIR) =>
% 120.37/16.02                       (((setadjoinE) =>
% 120.37/16.02                         (((setadjoinOr) =>
% 120.37/16.02                           (((setoftrueEq) =>
% 120.37/16.02                             (((powersetI) =>
% 120.37/16.02                               (((emptyinPowerset) =>
% 120.37/16.02                                 (((emptyInPowerset) =>
% 120.37/16.02                                   (((powersetE) =>
% 120.37/16.02                                     (((setunionI) =>
% 120.37/16.02                                       (((setunionE) =>
% 120.37/16.02                                         (((subPowSU) =>
% 120.37/16.02                                           (((exuE2) =>
% 120.37/16.02                                             (((nonemptyImpWitness) =>
% 120.37/16.02                                               (((uniqinunit) =>
% 120.37/16.02                                                 (((notinsingleton) =>
% 120.37/16.02                                                   (((eqinunit) =>
% 120.37/16.02                                                     (((singletonsswitch) =>
% 120.37/16.02                                                       (((upairsetE) =>
% 120.37/16.02                                                         (((upairsetIL) =>
% 120.37/16.02                                                           (((upairsetIR) =>
% 120.37/16.02                                                             (((emptyE1) =>
% 120.37/16.02                                                               (((vacuousDall) =>
% 120.37/16.02                                                                 (((quantDeMorgan1) =>
% 120.37/16.02                                                                   (((quantDeMorgan2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl219])).
% 120.37/16.02  thf(zip_derived_cl244, plain,
% 120.37/16.02      (~ (((nonemptyE1) =>
% 120.37/16.02           (((nonemptyI) =>
% 120.37/16.02             (((nonemptyI1) =>
% 120.37/16.02               (((setadjoinIL) =>
% 120.37/16.02                 (((in @ emptyset @ (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                   (((setadjoinIR) =>
% 120.37/16.02                     (((setadjoinE) =>
% 120.37/16.02                       (((setadjoinOr) =>
% 120.37/16.02                         (((setoftrueEq) =>
% 120.37/16.02                           (((powersetI) =>
% 120.37/16.02                             (((emptyinPowerset) =>
% 120.37/16.02                               (((emptyInPowerset) =>
% 120.37/16.02                                 (((powersetE) =>
% 120.37/16.02                                   (((setunionI) =>
% 120.37/16.02                                     (((setunionE) =>
% 120.37/16.02                                       (((subPowSU) =>
% 120.37/16.02                                         (((exuE2) =>
% 120.37/16.02                                           (((nonemptyImpWitness) =>
% 120.37/16.02                                             (((uniqinunit) =>
% 120.37/16.02                                               (((notinsingleton) =>
% 120.37/16.02                                                 (((eqinunit) =>
% 120.37/16.02                                                   (((singletonsswitch) =>
% 120.37/16.02                                                     (((upairsetE) =>
% 120.37/16.02                                                       (((upairsetIL) =>
% 120.37/16.02                                                         (((upairsetIR) =>
% 120.37/16.02                                                           (((emptyE1) =>
% 120.37/16.02                                                             (((vacuousDall) =>
% 120.37/16.02                                                               (((quantDeMorgan1) =>
% 120.37/16.02                                                                 (((quantDeMorgan2) =>
% 120.37/16.02                                                                   (((quantDeMorgan3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl231])).
% 120.37/16.02  thf(zip_derived_cl258, plain,
% 120.37/16.02      (~ (((nonemptyI) =>
% 120.37/16.02           (((nonemptyI1) =>
% 120.37/16.02             (((setadjoinIL) =>
% 120.37/16.02               (((in @ emptyset @ (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02                 (((setadjoinIR) =>
% 120.37/16.02                   (((setadjoinE) =>
% 120.37/16.02                     (((setadjoinOr) =>
% 120.37/16.02                       (((setoftrueEq) =>
% 120.37/16.02                         (((powersetI) =>
% 120.37/16.02                           (((emptyinPowerset) =>
% 120.37/16.02                             (((emptyInPowerset) =>
% 120.37/16.02                               (((powersetE) =>
% 120.37/16.02                                 (((setunionI) =>
% 120.37/16.02                                   (((setunionE) =>
% 120.37/16.02                                     (((subPowSU) =>
% 120.37/16.02                                       (((exuE2) =>
% 120.37/16.02                                         (((nonemptyImpWitness) =>
% 120.37/16.02                                           (((uniqinunit) =>
% 120.37/16.02                                             (((notinsingleton) =>
% 120.37/16.02                                               (((eqinunit) =>
% 120.37/16.02                                                 (((singletonsswitch) =>
% 120.37/16.02                                                   (((upairsetE) =>
% 120.37/16.02                                                     (((upairsetIL) =>
% 120.37/16.02                                                       (((upairsetIR) =>
% 120.37/16.02                                                         (((emptyE1) =>
% 120.37/16.02                                                           (((vacuousDall) =>
% 120.37/16.02                                                             (((quantDeMorgan1) =>
% 120.37/16.02                                                               (((quantDeMorgan2) =>
% 120.37/16.02                                                                 (((quantDeMorgan3) =>
% 120.37/16.02                                                                   (((quantDeMorgan4) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl244])).
% 120.37/16.02  thf(zip_derived_cl274, plain,
% 120.37/16.02      (~ (((nonemptyI1) =>
% 120.37/16.02           (((setadjoinIL) =>
% 120.37/16.02             (((in @ emptyset @ (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02               (((setadjoinIR) =>
% 120.37/16.02                 (((setadjoinE) =>
% 120.37/16.02                   (((setadjoinOr) =>
% 120.37/16.02                     (((setoftrueEq) =>
% 120.37/16.02                       (((powersetI) =>
% 120.37/16.02                         (((emptyinPowerset) =>
% 120.37/16.02                           (((emptyInPowerset) =>
% 120.37/16.02                             (((powersetE) =>
% 120.37/16.02                               (((setunionI) =>
% 120.37/16.02                                 (((setunionE) =>
% 120.37/16.02                                   (((subPowSU) =>
% 120.37/16.02                                     (((exuE2) =>
% 120.37/16.02                                       (((nonemptyImpWitness) =>
% 120.37/16.02                                         (((uniqinunit) =>
% 120.37/16.02                                           (((notinsingleton) =>
% 120.37/16.02                                             (((eqinunit) =>
% 120.37/16.02                                               (((singletonsswitch) =>
% 120.37/16.02                                                 (((upairsetE) =>
% 120.37/16.02                                                   (((upairsetIL) =>
% 120.37/16.02                                                     (((upairsetIR) =>
% 120.37/16.02                                                       (((emptyE1) =>
% 120.37/16.02                                                         (((vacuousDall) =>
% 120.37/16.02                                                           (((quantDeMorgan1) =>
% 120.37/16.02                                                             (((quantDeMorgan2) =>
% 120.37/16.02                                                               (((quantDeMorgan3) =>
% 120.37/16.02                                                                 (((quantDeMorgan4) =>
% 120.37/16.02                                                                   (((prop2setI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl258])).
% 120.37/16.02  thf(zip_derived_cl285, plain,
% 120.37/16.02      (~ (((setadjoinIL) =>
% 120.37/16.02           (((in @ emptyset @ (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02             (((setadjoinIR) =>
% 120.37/16.02               (((setadjoinE) =>
% 120.37/16.02                 (((setadjoinOr) =>
% 120.37/16.02                   (((setoftrueEq) =>
% 120.37/16.02                     (((powersetI) =>
% 120.37/16.02                       (((emptyinPowerset) =>
% 120.37/16.02                         (((emptyInPowerset) =>
% 120.37/16.02                           (((powersetE) =>
% 120.37/16.02                             (((setunionI) =>
% 120.37/16.02                               (((setunionE) =>
% 120.37/16.02                                 (((subPowSU) =>
% 120.37/16.02                                   (((exuE2) =>
% 120.37/16.02                                     (((nonemptyImpWitness) =>
% 120.37/16.02                                       (((uniqinunit) =>
% 120.37/16.02                                         (((notinsingleton) =>
% 120.37/16.02                                           (((eqinunit) =>
% 120.37/16.02                                             (((singletonsswitch) =>
% 120.37/16.02                                               (((upairsetE) =>
% 120.37/16.02                                                 (((upairsetIL) =>
% 120.37/16.02                                                   (((upairsetIR) =>
% 120.37/16.02                                                     (((emptyE1) =>
% 120.37/16.02                                                       (((vacuousDall) =>
% 120.37/16.02                                                         (((quantDeMorgan1) =>
% 120.37/16.02                                                           (((quantDeMorgan2) =>
% 120.37/16.02                                                             (((quantDeMorgan3) =>
% 120.37/16.02                                                               (((quantDeMorgan4) =>
% 120.37/16.02                                                                 (((prop2setI) =>
% 120.37/16.02                                                                   (((prop2set2propI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl274])).
% 120.37/16.02  thf(zip_derived_cl297, plain,
% 120.37/16.02      (~ (((in @ emptyset @ (setadjoin @ emptyset @ emptyset)) =>
% 120.37/16.02           (((setadjoinIR) =>
% 120.37/16.02             (((setadjoinE) =>
% 120.37/16.02               (((setadjoinOr) =>
% 120.37/16.02                 (((setoftrueEq) =>
% 120.37/16.02                   (((powersetI) =>
% 120.37/16.02                     (((emptyinPowerset) =>
% 120.37/16.02                       (((emptyInPowerset) =>
% 120.37/16.02                         (((powersetE) =>
% 120.37/16.02                           (((setunionI) =>
% 120.37/16.02                             (((setunionE) =>
% 120.37/16.02                               (((subPowSU) =>
% 120.37/16.02                                 (((exuE2) =>
% 120.37/16.02                                   (((nonemptyImpWitness) =>
% 120.37/16.02                                     (((uniqinunit) =>
% 120.37/16.02                                       (((notinsingleton) =>
% 120.37/16.02                                         (((eqinunit) =>
% 120.37/16.02                                           (((singletonsswitch) =>
% 120.37/16.02                                             (((upairsetE) =>
% 120.37/16.02                                               (((upairsetIL) =>
% 120.37/16.02                                                 (((upairsetIR) =>
% 120.37/16.02                                                   (((emptyE1) =>
% 120.37/16.02                                                     (((vacuousDall) =>
% 120.37/16.02                                                       (((quantDeMorgan1) =>
% 120.37/16.02                                                         (((quantDeMorgan2) =>
% 120.37/16.02                                                           (((quantDeMorgan3) =>
% 120.37/16.02                                                             (((quantDeMorgan4) =>
% 120.37/16.02                                                               (((prop2setI) =>
% 120.37/16.02                                                                 (((prop2set2propI) =>
% 120.37/16.02                                                                   (((notdexE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI3) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inCongP) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (in__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuE3u) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exu__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoin__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powerset__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setunion__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuEu) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (descr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (dsetconstr__Cong) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (eqimpsubset1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (emptysetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetE2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notsubsetI) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (notequalI2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetRefl) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetTrans) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setadjoinSub2) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subset2powerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (setextsub) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (subsetemptysetimpeq) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetE1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (inPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (powersetsubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepInPowerset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (sepSubset) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIL) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (upairset2IR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (binunionIR) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (!!) @ (
% 120.37/16.02                                                                     ^[Y0 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y1 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y2 : $i]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (!!) @ (
% 120.37/16.02                                                                      ^[Y3 : $o]:
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      (
% 120.37/16.02                                                                      binunion @ 
% 120.37/16.02                                                                      Y0 @ Y1)) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y0) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      ((
% 120.37/16.02                                                                      (in @ 
% 120.37/16.02                                                                      Y2 @ 
% 120.37/16.02                                                                      Y1) =>
% 120.37/16.02                                                                      (Y3))) =>
% 120.37/16.02                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.02      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl285])).
% 120.37/16.02  thf(zip_derived_cl305, plain,
% 120.37/16.02      (~ (((setadjoinIR) =>
% 120.37/16.02           (((setadjoinE) =>
% 120.37/16.02             (((setadjoinOr) =>
% 120.37/16.02               (((setoftrueEq) =>
% 120.37/16.02                 (((powersetI) =>
% 120.37/16.02                   (((emptyinPowerset) =>
% 120.37/16.02                     (((emptyInPowerset) =>
% 120.37/16.02                       (((powersetE) =>
% 120.37/16.02                         (((setunionI) =>
% 120.37/16.02                           (((setunionE) =>
% 120.37/16.02                             (((subPowSU) =>
% 120.37/16.02                               (((exuE2) =>
% 120.37/16.02                                 (((nonemptyImpWitness) =>
% 120.37/16.02                                   (((uniqinunit) =>
% 120.37/16.02                                     (((notinsingleton) =>
% 120.37/16.02                                       (((eqinunit) =>
% 120.37/16.02                                         (((singletonsswitch) =>
% 120.37/16.02                                           (((upairsetE) =>
% 120.37/16.02                                             (((upairsetIL) =>
% 120.37/16.02                                               (((upairsetIR) =>
% 120.37/16.02                                                 (((emptyE1) =>
% 120.37/16.02                                                   (((vacuousDall) =>
% 120.37/16.02                                                     (((quantDeMorgan1) =>
% 120.37/16.02                                                       (((quantDeMorgan2) =>
% 120.37/16.02                                                         (((quantDeMorgan3) =>
% 120.37/16.02                                                           (((quantDeMorgan4) =>
% 120.37/16.02                                                             (((prop2setI) =>
% 120.37/16.02                                                               (((prop2set2propI) =>
% 120.37/16.02                                                                 (((notdexE) =>
% 120.37/16.02                                                                   (((notdallE) =>
% 120.37/16.02                                                                     ((
% 120.37/16.02                                                                     (exuI1) =>
% 120.37/16.02                                                                     ((
% 120.37/16.03                                                                     (exuI3) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inCongP) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (in__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuE3u) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exu__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoin__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powerset__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setunion__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuEu) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (descr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (dsetconstr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (emptysetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notsubsetI) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetRefl) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetTrans) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subset2powerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setextsub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetemptysetimpeq) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetE1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepInPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepSubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIL) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (upairset2IR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (!!) @ (
% 120.37/16.03                                                                     ^[Y0 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y1 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y2 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y3 : $o]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      (
% 120.37/16.03                                                                      binunion @ 
% 120.37/16.03                                                                      Y0 @ Y1)) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y0) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y1) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.03      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl297])).
% 120.37/16.03  thf(zip_derived_cl312, plain,
% 120.37/16.03      (~ (((setadjoinE) =>
% 120.37/16.03           (((setadjoinOr) =>
% 120.37/16.03             (((setoftrueEq) =>
% 120.37/16.03               (((powersetI) =>
% 120.37/16.03                 (((emptyinPowerset) =>
% 120.37/16.03                   (((emptyInPowerset) =>
% 120.37/16.03                     (((powersetE) =>
% 120.37/16.03                       (((setunionI) =>
% 120.37/16.03                         (((setunionE) =>
% 120.37/16.03                           (((subPowSU) =>
% 120.37/16.03                             (((exuE2) =>
% 120.37/16.03                               (((nonemptyImpWitness) =>
% 120.37/16.03                                 (((uniqinunit) =>
% 120.37/16.03                                   (((notinsingleton) =>
% 120.37/16.03                                     (((eqinunit) =>
% 120.37/16.03                                       (((singletonsswitch) =>
% 120.37/16.03                                         (((upairsetE) =>
% 120.37/16.03                                           (((upairsetIL) =>
% 120.37/16.03                                             (((upairsetIR) =>
% 120.37/16.03                                               (((emptyE1) =>
% 120.37/16.03                                                 (((vacuousDall) =>
% 120.37/16.03                                                   (((quantDeMorgan1) =>
% 120.37/16.03                                                     (((quantDeMorgan2) =>
% 120.37/16.03                                                       (((quantDeMorgan3) =>
% 120.37/16.03                                                         (((quantDeMorgan4) =>
% 120.37/16.03                                                           (((prop2setI) =>
% 120.37/16.03                                                             (((prop2set2propI) =>
% 120.37/16.03                                                               (((notdexE) =>
% 120.37/16.03                                                                 (((notdallE) =>
% 120.37/16.03                                                                   (((exuI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuI3) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inCongP) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (in__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuE3u) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exu__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoin__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powerset__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setunion__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuEu) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (descr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (dsetconstr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (emptysetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notsubsetI) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetRefl) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetTrans) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subset2powerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setextsub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetemptysetimpeq) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetE1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepInPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepSubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIL) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (upairset2IR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (!!) @ (
% 120.37/16.03                                                                     ^[Y0 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y1 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y2 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y3 : $o]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      (
% 120.37/16.03                                                                      binunion @ 
% 120.37/16.03                                                                      Y0 @ Y1)) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y0) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y1) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.03      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl305])).
% 120.37/16.03  thf(zip_derived_cl318, plain,
% 120.37/16.03      (~ (((setadjoinOr) =>
% 120.37/16.03           (((setoftrueEq) =>
% 120.37/16.03             (((powersetI) =>
% 120.37/16.03               (((emptyinPowerset) =>
% 120.37/16.03                 (((emptyInPowerset) =>
% 120.37/16.03                   (((powersetE) =>
% 120.37/16.03                     (((setunionI) =>
% 120.37/16.03                       (((setunionE) =>
% 120.37/16.03                         (((subPowSU) =>
% 120.37/16.03                           (((exuE2) =>
% 120.37/16.03                             (((nonemptyImpWitness) =>
% 120.37/16.03                               (((uniqinunit) =>
% 120.37/16.03                                 (((notinsingleton) =>
% 120.37/16.03                                   (((eqinunit) =>
% 120.37/16.03                                     (((singletonsswitch) =>
% 120.37/16.03                                       (((upairsetE) =>
% 120.37/16.03                                         (((upairsetIL) =>
% 120.37/16.03                                           (((upairsetIR) =>
% 120.37/16.03                                             (((emptyE1) =>
% 120.37/16.03                                               (((vacuousDall) =>
% 120.37/16.03                                                 (((quantDeMorgan1) =>
% 120.37/16.03                                                   (((quantDeMorgan2) =>
% 120.37/16.03                                                     (((quantDeMorgan3) =>
% 120.37/16.03                                                       (((quantDeMorgan4) =>
% 120.37/16.03                                                         (((prop2setI) =>
% 120.37/16.03                                                           (((prop2set2propI) =>
% 120.37/16.03                                                             (((notdexE) =>
% 120.37/16.03                                                               (((notdallE) =>
% 120.37/16.03                                                                 (((exuI1) =>
% 120.37/16.03                                                                   (((exuI3) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inCongP) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (in__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuE3u) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exu__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoin__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powerset__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setunion__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuEu) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (descr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (dsetconstr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (emptysetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notsubsetI) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetRefl) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetTrans) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subset2powerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setextsub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetemptysetimpeq) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetE1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepInPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepSubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIL) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (upairset2IR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (!!) @ (
% 120.37/16.03                                                                     ^[Y0 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y1 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y2 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y3 : $o]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      (
% 120.37/16.03                                                                      binunion @ 
% 120.37/16.03                                                                      Y0 @ Y1)) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y0) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y1) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.03      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl312])).
% 120.37/16.03  thf(zip_derived_cl325, plain,
% 120.37/16.03      (~ (((setoftrueEq) =>
% 120.37/16.03           (((powersetI) =>
% 120.37/16.03             (((emptyinPowerset) =>
% 120.37/16.03               (((emptyInPowerset) =>
% 120.37/16.03                 (((powersetE) =>
% 120.37/16.03                   (((setunionI) =>
% 120.37/16.03                     (((setunionE) =>
% 120.37/16.03                       (((subPowSU) =>
% 120.37/16.03                         (((exuE2) =>
% 120.37/16.03                           (((nonemptyImpWitness) =>
% 120.37/16.03                             (((uniqinunit) =>
% 120.37/16.03                               (((notinsingleton) =>
% 120.37/16.03                                 (((eqinunit) =>
% 120.37/16.03                                   (((singletonsswitch) =>
% 120.37/16.03                                     (((upairsetE) =>
% 120.37/16.03                                       (((upairsetIL) =>
% 120.37/16.03                                         (((upairsetIR) =>
% 120.37/16.03                                           (((emptyE1) =>
% 120.37/16.03                                             (((vacuousDall) =>
% 120.37/16.03                                               (((quantDeMorgan1) =>
% 120.37/16.03                                                 (((quantDeMorgan2) =>
% 120.37/16.03                                                   (((quantDeMorgan3) =>
% 120.37/16.03                                                     (((quantDeMorgan4) =>
% 120.37/16.03                                                       (((prop2setI) =>
% 120.37/16.03                                                         (((prop2set2propI) =>
% 120.37/16.03                                                           (((notdexE) =>
% 120.37/16.03                                                             (((notdallE) =>
% 120.37/16.03                                                               (((exuI1) =>
% 120.37/16.03                                                                 (((exuI3) =>
% 120.37/16.03                                                                   (((exuI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inCongP) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (in__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuE3u) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exu__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoin__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powerset__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setunion__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuEu) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (descr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (dsetconstr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (emptysetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notsubsetI) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetRefl) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetTrans) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subset2powerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setextsub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetemptysetimpeq) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetE1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepInPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepSubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIL) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (upairset2IR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (!!) @ (
% 120.37/16.03                                                                     ^[Y0 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y1 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y2 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y3 : $o]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      (
% 120.37/16.03                                                                      binunion @ 
% 120.37/16.03                                                                      Y0 @ Y1)) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y0) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y1) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.03      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl318])).
% 120.37/16.03  thf(zip_derived_cl331, plain,
% 120.37/16.03      (~ (((powersetI) =>
% 120.37/16.03           (((emptyinPowerset) =>
% 120.37/16.03             (((emptyInPowerset) =>
% 120.37/16.03               (((powersetE) =>
% 120.37/16.03                 (((setunionI) =>
% 120.37/16.03                   (((setunionE) =>
% 120.37/16.03                     (((subPowSU) =>
% 120.37/16.03                       (((exuE2) =>
% 120.37/16.03                         (((nonemptyImpWitness) =>
% 120.37/16.03                           (((uniqinunit) =>
% 120.37/16.03                             (((notinsingleton) =>
% 120.37/16.03                               (((eqinunit) =>
% 120.37/16.03                                 (((singletonsswitch) =>
% 120.37/16.03                                   (((upairsetE) =>
% 120.37/16.03                                     (((upairsetIL) =>
% 120.37/16.03                                       (((upairsetIR) =>
% 120.37/16.03                                         (((emptyE1) =>
% 120.37/16.03                                           (((vacuousDall) =>
% 120.37/16.03                                             (((quantDeMorgan1) =>
% 120.37/16.03                                               (((quantDeMorgan2) =>
% 120.37/16.03                                                 (((quantDeMorgan3) =>
% 120.37/16.03                                                   (((quantDeMorgan4) =>
% 120.37/16.03                                                     (((prop2setI) =>
% 120.37/16.03                                                       (((prop2set2propI) =>
% 120.37/16.03                                                         (((notdexE) =>
% 120.37/16.03                                                           (((notdallE) =>
% 120.37/16.03                                                             (((exuI1) =>
% 120.37/16.03                                                               (((exuI3) =>
% 120.37/16.03                                                                 (((exuI2) =>
% 120.37/16.03                                                                   (((inCongP) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (in__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuE3u) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exu__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoin__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powerset__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setunion__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuEu) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (descr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (dsetconstr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (emptysetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notsubsetI) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetRefl) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetTrans) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subset2powerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setextsub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetemptysetimpeq) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetE1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepInPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepSubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIL) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (upairset2IR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (!!) @ (
% 120.37/16.03                                                                     ^[Y0 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y1 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y2 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y3 : $o]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      (
% 120.37/16.03                                                                      binunion @ 
% 120.37/16.03                                                                      Y0 @ Y1)) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y0) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (in @ 
% 120.37/16.03                                                                      Y2 @ 
% 120.37/16.03                                                                      Y1) =>
% 120.37/16.03                                                                      (Y3))) =>
% 120.37/16.03                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.03      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl325])).
% 120.37/16.03  thf(zip_derived_cl337, plain,
% 120.37/16.03      (~ (((emptyinPowerset) =>
% 120.37/16.03           (((emptyInPowerset) =>
% 120.37/16.03             (((powersetE) =>
% 120.37/16.03               (((setunionI) =>
% 120.37/16.03                 (((setunionE) =>
% 120.37/16.03                   (((subPowSU) =>
% 120.37/16.03                     (((exuE2) =>
% 120.37/16.03                       (((nonemptyImpWitness) =>
% 120.37/16.03                         (((uniqinunit) =>
% 120.37/16.03                           (((notinsingleton) =>
% 120.37/16.03                             (((eqinunit) =>
% 120.37/16.03                               (((singletonsswitch) =>
% 120.37/16.03                                 (((upairsetE) =>
% 120.37/16.03                                   (((upairsetIL) =>
% 120.37/16.03                                     (((upairsetIR) =>
% 120.37/16.03                                       (((emptyE1) =>
% 120.37/16.03                                         (((vacuousDall) =>
% 120.37/16.03                                           (((quantDeMorgan1) =>
% 120.37/16.03                                             (((quantDeMorgan2) =>
% 120.37/16.03                                               (((quantDeMorgan3) =>
% 120.37/16.03                                                 (((quantDeMorgan4) =>
% 120.37/16.03                                                   (((prop2setI) =>
% 120.37/16.03                                                     (((prop2set2propI) =>
% 120.37/16.03                                                       (((notdexE) =>
% 120.37/16.03                                                         (((notdallE) =>
% 120.37/16.03                                                           (((exuI1) =>
% 120.37/16.03                                                             (((exuI3) =>
% 120.37/16.03                                                               (((exuI2) =>
% 120.37/16.03                                                                 (((inCongP) =>
% 120.37/16.03                                                                   (((in__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuE3u) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exu__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoin__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powerset__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setunion__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (exuEu) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (descr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (dsetconstr__Cong) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (eqimpsubset1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (emptysetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetE2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notsubsetI) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (notequalI2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetRefl) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetTrans) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setadjoinSub2) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subset2powerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (setextsub) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (subsetemptysetimpeq) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetI1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetE1) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (inPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (powersetsubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepInPowerset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (sepSubset) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIL) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (upairset2IR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (binunionIR) =>
% 120.37/16.03                                                                     ((
% 120.37/16.03                                                                     (!!) @ (
% 120.37/16.03                                                                     ^[Y0 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y1 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.03                                                                      ^[Y2 : $i]:
% 120.37/16.03                                                                      ((
% 120.37/16.03                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl331])).
% 120.37/16.04  thf(zip_derived_cl343, plain,
% 120.37/16.04      (~ (((emptyInPowerset) =>
% 120.37/16.04           (((powersetE) =>
% 120.37/16.04             (((setunionI) =>
% 120.37/16.04               (((setunionE) =>
% 120.37/16.04                 (((subPowSU) =>
% 120.37/16.04                   (((exuE2) =>
% 120.37/16.04                     (((nonemptyImpWitness) =>
% 120.37/16.04                       (((uniqinunit) =>
% 120.37/16.04                         (((notinsingleton) =>
% 120.37/16.04                           (((eqinunit) =>
% 120.37/16.04                             (((singletonsswitch) =>
% 120.37/16.04                               (((upairsetE) =>
% 120.37/16.04                                 (((upairsetIL) =>
% 120.37/16.04                                   (((upairsetIR) =>
% 120.37/16.04                                     (((emptyE1) =>
% 120.37/16.04                                       (((vacuousDall) =>
% 120.37/16.04                                         (((quantDeMorgan1) =>
% 120.37/16.04                                           (((quantDeMorgan2) =>
% 120.37/16.04                                             (((quantDeMorgan3) =>
% 120.37/16.04                                               (((quantDeMorgan4) =>
% 120.37/16.04                                                 (((prop2setI) =>
% 120.37/16.04                                                   (((prop2set2propI) =>
% 120.37/16.04                                                     (((notdexE) =>
% 120.37/16.04                                                       (((notdallE) =>
% 120.37/16.04                                                         (((exuI1) =>
% 120.37/16.04                                                           (((exuI3) =>
% 120.37/16.04                                                             (((exuI2) =>
% 120.37/16.04                                                               (((inCongP) =>
% 120.37/16.04                                                                 (((in__Cong) =>
% 120.37/16.04                                                                   (((exuE3u) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (exu__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoin__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powerset__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setunion__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (exuEu) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (descr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (dsetconstr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl337])).
% 120.37/16.04  thf(zip_derived_cl350, plain,
% 120.37/16.04      (~ (((powersetE) =>
% 120.37/16.04           (((setunionI) =>
% 120.37/16.04             (((setunionE) =>
% 120.37/16.04               (((subPowSU) =>
% 120.37/16.04                 (((exuE2) =>
% 120.37/16.04                   (((nonemptyImpWitness) =>
% 120.37/16.04                     (((uniqinunit) =>
% 120.37/16.04                       (((notinsingleton) =>
% 120.37/16.04                         (((eqinunit) =>
% 120.37/16.04                           (((singletonsswitch) =>
% 120.37/16.04                             (((upairsetE) =>
% 120.37/16.04                               (((upairsetIL) =>
% 120.37/16.04                                 (((upairsetIR) =>
% 120.37/16.04                                   (((emptyE1) =>
% 120.37/16.04                                     (((vacuousDall) =>
% 120.37/16.04                                       (((quantDeMorgan1) =>
% 120.37/16.04                                         (((quantDeMorgan2) =>
% 120.37/16.04                                           (((quantDeMorgan3) =>
% 120.37/16.04                                             (((quantDeMorgan4) =>
% 120.37/16.04                                               (((prop2setI) =>
% 120.37/16.04                                                 (((prop2set2propI) =>
% 120.37/16.04                                                   (((notdexE) =>
% 120.37/16.04                                                     (((notdallE) =>
% 120.37/16.04                                                       (((exuI1) =>
% 120.37/16.04                                                         (((exuI3) =>
% 120.37/16.04                                                           (((exuI2) =>
% 120.37/16.04                                                             (((inCongP) =>
% 120.37/16.04                                                               (((in__Cong) =>
% 120.37/16.04                                                                 (((exuE3u) =>
% 120.37/16.04                                                                   (((exu__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoin__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powerset__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setunion__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (exuEu) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (descr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (dsetconstr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl343])).
% 120.37/16.04  thf(zip_derived_cl357, plain,
% 120.37/16.04      (~ (((setunionI) =>
% 120.37/16.04           (((setunionE) =>
% 120.37/16.04             (((subPowSU) =>
% 120.37/16.04               (((exuE2) =>
% 120.37/16.04                 (((nonemptyImpWitness) =>
% 120.37/16.04                   (((uniqinunit) =>
% 120.37/16.04                     (((notinsingleton) =>
% 120.37/16.04                       (((eqinunit) =>
% 120.37/16.04                         (((singletonsswitch) =>
% 120.37/16.04                           (((upairsetE) =>
% 120.37/16.04                             (((upairsetIL) =>
% 120.37/16.04                               (((upairsetIR) =>
% 120.37/16.04                                 (((emptyE1) =>
% 120.37/16.04                                   (((vacuousDall) =>
% 120.37/16.04                                     (((quantDeMorgan1) =>
% 120.37/16.04                                       (((quantDeMorgan2) =>
% 120.37/16.04                                         (((quantDeMorgan3) =>
% 120.37/16.04                                           (((quantDeMorgan4) =>
% 120.37/16.04                                             (((prop2setI) =>
% 120.37/16.04                                               (((prop2set2propI) =>
% 120.37/16.04                                                 (((notdexE) =>
% 120.37/16.04                                                   (((notdallE) =>
% 120.37/16.04                                                     (((exuI1) =>
% 120.37/16.04                                                       (((exuI3) =>
% 120.37/16.04                                                         (((exuI2) =>
% 120.37/16.04                                                           (((inCongP) =>
% 120.37/16.04                                                             (((in__Cong) =>
% 120.37/16.04                                                               (((exuE3u) =>
% 120.37/16.04                                                                 (((exu__Cong) =>
% 120.37/16.04                                                                   (((setadjoin__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powerset__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setunion__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (exuEu) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (descr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (dsetconstr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl350])).
% 120.37/16.04  thf(zip_derived_cl364, plain,
% 120.37/16.04      (~ (((setunionE) =>
% 120.37/16.04           (((subPowSU) =>
% 120.37/16.04             (((exuE2) =>
% 120.37/16.04               (((nonemptyImpWitness) =>
% 120.37/16.04                 (((uniqinunit) =>
% 120.37/16.04                   (((notinsingleton) =>
% 120.37/16.04                     (((eqinunit) =>
% 120.37/16.04                       (((singletonsswitch) =>
% 120.37/16.04                         (((upairsetE) =>
% 120.37/16.04                           (((upairsetIL) =>
% 120.37/16.04                             (((upairsetIR) =>
% 120.37/16.04                               (((emptyE1) =>
% 120.37/16.04                                 (((vacuousDall) =>
% 120.37/16.04                                   (((quantDeMorgan1) =>
% 120.37/16.04                                     (((quantDeMorgan2) =>
% 120.37/16.04                                       (((quantDeMorgan3) =>
% 120.37/16.04                                         (((quantDeMorgan4) =>
% 120.37/16.04                                           (((prop2setI) =>
% 120.37/16.04                                             (((prop2set2propI) =>
% 120.37/16.04                                               (((notdexE) =>
% 120.37/16.04                                                 (((notdallE) =>
% 120.37/16.04                                                   (((exuI1) =>
% 120.37/16.04                                                     (((exuI3) =>
% 120.37/16.04                                                       (((exuI2) =>
% 120.37/16.04                                                         (((inCongP) =>
% 120.37/16.04                                                           (((in__Cong) =>
% 120.37/16.04                                                             (((exuE3u) =>
% 120.37/16.04                                                               (((exu__Cong) =>
% 120.37/16.04                                                                 (((setadjoin__Cong) =>
% 120.37/16.04                                                                   (((powerset__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setunion__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (exuEu) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (descr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (dsetconstr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl357])).
% 120.37/16.04  thf(zip_derived_cl372, plain,
% 120.37/16.04      (~ (((subPowSU) =>
% 120.37/16.04           (((exuE2) =>
% 120.37/16.04             (((nonemptyImpWitness) =>
% 120.37/16.04               (((uniqinunit) =>
% 120.37/16.04                 (((notinsingleton) =>
% 120.37/16.04                   (((eqinunit) =>
% 120.37/16.04                     (((singletonsswitch) =>
% 120.37/16.04                       (((upairsetE) =>
% 120.37/16.04                         (((upairsetIL) =>
% 120.37/16.04                           (((upairsetIR) =>
% 120.37/16.04                             (((emptyE1) =>
% 120.37/16.04                               (((vacuousDall) =>
% 120.37/16.04                                 (((quantDeMorgan1) =>
% 120.37/16.04                                   (((quantDeMorgan2) =>
% 120.37/16.04                                     (((quantDeMorgan3) =>
% 120.37/16.04                                       (((quantDeMorgan4) =>
% 120.37/16.04                                         (((prop2setI) =>
% 120.37/16.04                                           (((prop2set2propI) =>
% 120.37/16.04                                             (((notdexE) =>
% 120.37/16.04                                               (((notdallE) =>
% 120.37/16.04                                                 (((exuI1) =>
% 120.37/16.04                                                   (((exuI3) =>
% 120.37/16.04                                                     (((exuI2) =>
% 120.37/16.04                                                       (((inCongP) =>
% 120.37/16.04                                                         (((in__Cong) =>
% 120.37/16.04                                                           (((exuE3u) =>
% 120.37/16.04                                                             (((exu__Cong) =>
% 120.37/16.04                                                               (((setadjoin__Cong) =>
% 120.37/16.04                                                                 (((powerset__Cong) =>
% 120.37/16.04                                                                   (((setunion__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (exuEu) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (descr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (dsetconstr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl364])).
% 120.37/16.04  thf(zip_derived_cl382, plain,
% 120.37/16.04      (~ (((exuE2) =>
% 120.37/16.04           (((nonemptyImpWitness) =>
% 120.37/16.04             (((uniqinunit) =>
% 120.37/16.04               (((notinsingleton) =>
% 120.37/16.04                 (((eqinunit) =>
% 120.37/16.04                   (((singletonsswitch) =>
% 120.37/16.04                     (((upairsetE) =>
% 120.37/16.04                       (((upairsetIL) =>
% 120.37/16.04                         (((upairsetIR) =>
% 120.37/16.04                           (((emptyE1) =>
% 120.37/16.04                             (((vacuousDall) =>
% 120.37/16.04                               (((quantDeMorgan1) =>
% 120.37/16.04                                 (((quantDeMorgan2) =>
% 120.37/16.04                                   (((quantDeMorgan3) =>
% 120.37/16.04                                     (((quantDeMorgan4) =>
% 120.37/16.04                                       (((prop2setI) =>
% 120.37/16.04                                         (((prop2set2propI) =>
% 120.37/16.04                                           (((notdexE) =>
% 120.37/16.04                                             (((notdallE) =>
% 120.37/16.04                                               (((exuI1) =>
% 120.37/16.04                                                 (((exuI3) =>
% 120.37/16.04                                                   (((exuI2) =>
% 120.37/16.04                                                     (((inCongP) =>
% 120.37/16.04                                                       (((in__Cong) =>
% 120.37/16.04                                                         (((exuE3u) =>
% 120.37/16.04                                                           (((exu__Cong) =>
% 120.37/16.04                                                             (((setadjoin__Cong) =>
% 120.37/16.04                                                               (((powerset__Cong) =>
% 120.37/16.04                                                                 (((setunion__Cong) =>
% 120.37/16.04                                                                   (((exuEu) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (descr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (dsetconstr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl372])).
% 120.37/16.04  thf(zip_derived_cl390, plain,
% 120.37/16.04      (~ (((nonemptyImpWitness) =>
% 120.37/16.04           (((uniqinunit) =>
% 120.37/16.04             (((notinsingleton) =>
% 120.37/16.04               (((eqinunit) =>
% 120.37/16.04                 (((singletonsswitch) =>
% 120.37/16.04                   (((upairsetE) =>
% 120.37/16.04                     (((upairsetIL) =>
% 120.37/16.04                       (((upairsetIR) =>
% 120.37/16.04                         (((emptyE1) =>
% 120.37/16.04                           (((vacuousDall) =>
% 120.37/16.04                             (((quantDeMorgan1) =>
% 120.37/16.04                               (((quantDeMorgan2) =>
% 120.37/16.04                                 (((quantDeMorgan3) =>
% 120.37/16.04                                   (((quantDeMorgan4) =>
% 120.37/16.04                                     (((prop2setI) =>
% 120.37/16.04                                       (((prop2set2propI) =>
% 120.37/16.04                                         (((notdexE) =>
% 120.37/16.04                                           (((notdallE) =>
% 120.37/16.04                                             (((exuI1) =>
% 120.37/16.04                                               (((exuI3) =>
% 120.37/16.04                                                 (((exuI2) =>
% 120.37/16.04                                                   (((inCongP) =>
% 120.37/16.04                                                     (((in__Cong) =>
% 120.37/16.04                                                       (((exuE3u) =>
% 120.37/16.04                                                         (((exu__Cong) =>
% 120.37/16.04                                                           (((setadjoin__Cong) =>
% 120.37/16.04                                                             (((powerset__Cong) =>
% 120.37/16.04                                                               (((setunion__Cong) =>
% 120.37/16.04                                                                 (((exuEu) =>
% 120.37/16.04                                                                   (((descr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (dsetconstr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl382])).
% 120.37/16.04  thf(zip_derived_cl397, plain,
% 120.37/16.04      (~ (((uniqinunit) =>
% 120.37/16.04           (((notinsingleton) =>
% 120.37/16.04             (((eqinunit) =>
% 120.37/16.04               (((singletonsswitch) =>
% 120.37/16.04                 (((upairsetE) =>
% 120.37/16.04                   (((upairsetIL) =>
% 120.37/16.04                     (((upairsetIR) =>
% 120.37/16.04                       (((emptyE1) =>
% 120.37/16.04                         (((vacuousDall) =>
% 120.37/16.04                           (((quantDeMorgan1) =>
% 120.37/16.04                             (((quantDeMorgan2) =>
% 120.37/16.04                               (((quantDeMorgan3) =>
% 120.37/16.04                                 (((quantDeMorgan4) =>
% 120.37/16.04                                   (((prop2setI) =>
% 120.37/16.04                                     (((prop2set2propI) =>
% 120.37/16.04                                       (((notdexE) =>
% 120.37/16.04                                         (((notdallE) =>
% 120.37/16.04                                           (((exuI1) =>
% 120.37/16.04                                             (((exuI3) =>
% 120.37/16.04                                               (((exuI2) =>
% 120.37/16.04                                                 (((inCongP) =>
% 120.37/16.04                                                   (((in__Cong) =>
% 120.37/16.04                                                     (((exuE3u) =>
% 120.37/16.04                                                       (((exu__Cong) =>
% 120.37/16.04                                                         (((setadjoin__Cong) =>
% 120.37/16.04                                                           (((powerset__Cong) =>
% 120.37/16.04                                                             (((setunion__Cong) =>
% 120.37/16.04                                                               (((exuEu) =>
% 120.37/16.04                                                                 (((descr__Cong) =>
% 120.37/16.04                                                                   (((dsetconstr__Cong) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl390])).
% 120.37/16.04  thf(zip_derived_cl406, plain,
% 120.37/16.04      (~ (((notinsingleton) =>
% 120.37/16.04           (((eqinunit) =>
% 120.37/16.04             (((singletonsswitch) =>
% 120.37/16.04               (((upairsetE) =>
% 120.37/16.04                 (((upairsetIL) =>
% 120.37/16.04                   (((upairsetIR) =>
% 120.37/16.04                     (((emptyE1) =>
% 120.37/16.04                       (((vacuousDall) =>
% 120.37/16.04                         (((quantDeMorgan1) =>
% 120.37/16.04                           (((quantDeMorgan2) =>
% 120.37/16.04                             (((quantDeMorgan3) =>
% 120.37/16.04                               (((quantDeMorgan4) =>
% 120.37/16.04                                 (((prop2setI) =>
% 120.37/16.04                                   (((prop2set2propI) =>
% 120.37/16.04                                     (((notdexE) =>
% 120.37/16.04                                       (((notdallE) =>
% 120.37/16.04                                         (((exuI1) =>
% 120.37/16.04                                           (((exuI3) =>
% 120.37/16.04                                             (((exuI2) =>
% 120.37/16.04                                               (((inCongP) =>
% 120.37/16.04                                                 (((in__Cong) =>
% 120.37/16.04                                                   (((exuE3u) =>
% 120.37/16.04                                                     (((exu__Cong) =>
% 120.37/16.04                                                       (((setadjoin__Cong) =>
% 120.37/16.04                                                         (((powerset__Cong) =>
% 120.37/16.04                                                           (((setunion__Cong) =>
% 120.37/16.04                                                             (((exuEu) =>
% 120.37/16.04                                                               (((descr__Cong) =>
% 120.37/16.04                                                                 (((dsetconstr__Cong) =>
% 120.37/16.04                                                                   (((subsetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl397])).
% 120.37/16.04  thf(zip_derived_cl413, plain,
% 120.37/16.04      (~ (((eqinunit) =>
% 120.37/16.04           (((singletonsswitch) =>
% 120.37/16.04             (((upairsetE) =>
% 120.37/16.04               (((upairsetIL) =>
% 120.37/16.04                 (((upairsetIR) =>
% 120.37/16.04                   (((emptyE1) =>
% 120.37/16.04                     (((vacuousDall) =>
% 120.37/16.04                       (((quantDeMorgan1) =>
% 120.37/16.04                         (((quantDeMorgan2) =>
% 120.37/16.04                           (((quantDeMorgan3) =>
% 120.37/16.04                             (((quantDeMorgan4) =>
% 120.37/16.04                               (((prop2setI) =>
% 120.37/16.04                                 (((prop2set2propI) =>
% 120.37/16.04                                   (((notdexE) =>
% 120.37/16.04                                     (((notdallE) =>
% 120.37/16.04                                       (((exuI1) =>
% 120.37/16.04                                         (((exuI3) =>
% 120.37/16.04                                           (((exuI2) =>
% 120.37/16.04                                             (((inCongP) =>
% 120.37/16.04                                               (((in__Cong) =>
% 120.37/16.04                                                 (((exuE3u) =>
% 120.37/16.04                                                   (((exu__Cong) =>
% 120.37/16.04                                                     (((setadjoin__Cong) =>
% 120.37/16.04                                                       (((powerset__Cong) =>
% 120.37/16.04                                                         (((setunion__Cong) =>
% 120.37/16.04                                                           (((exuEu) =>
% 120.37/16.04                                                             (((descr__Cong) =>
% 120.37/16.04                                                               (((dsetconstr__Cong) =>
% 120.37/16.04                                                                 (((subsetI1) =>
% 120.37/16.04                                                                   (((eqimpsubset2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl406])).
% 120.37/16.04  thf(zip_derived_cl420, plain,
% 120.37/16.04      (~ (((singletonsswitch) =>
% 120.37/16.04           (((upairsetE) =>
% 120.37/16.04             (((upairsetIL) =>
% 120.37/16.04               (((upairsetIR) =>
% 120.37/16.04                 (((emptyE1) =>
% 120.37/16.04                   (((vacuousDall) =>
% 120.37/16.04                     (((quantDeMorgan1) =>
% 120.37/16.04                       (((quantDeMorgan2) =>
% 120.37/16.04                         (((quantDeMorgan3) =>
% 120.37/16.04                           (((quantDeMorgan4) =>
% 120.37/16.04                             (((prop2setI) =>
% 120.37/16.04                               (((prop2set2propI) =>
% 120.37/16.04                                 (((notdexE) =>
% 120.37/16.04                                   (((notdallE) =>
% 120.37/16.04                                     (((exuI1) =>
% 120.37/16.04                                       (((exuI3) =>
% 120.37/16.04                                         (((exuI2) =>
% 120.37/16.04                                           (((inCongP) =>
% 120.37/16.04                                             (((in__Cong) =>
% 120.37/16.04                                               (((exuE3u) =>
% 120.37/16.04                                                 (((exu__Cong) =>
% 120.37/16.04                                                   (((setadjoin__Cong) =>
% 120.37/16.04                                                     (((powerset__Cong) =>
% 120.37/16.04                                                       (((setunion__Cong) =>
% 120.37/16.04                                                         (((exuEu) =>
% 120.37/16.04                                                           (((descr__Cong) =>
% 120.37/16.04                                                             (((dsetconstr__Cong) =>
% 120.37/16.04                                                               (((subsetI1) =>
% 120.37/16.04                                                                 (((eqimpsubset2) =>
% 120.37/16.04                                                                   (((eqimpsubset1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl413])).
% 120.37/16.04  thf(zip_derived_cl428, plain,
% 120.37/16.04      (~ (((upairsetE) =>
% 120.37/16.04           (((upairsetIL) =>
% 120.37/16.04             (((upairsetIR) =>
% 120.37/16.04               (((emptyE1) =>
% 120.37/16.04                 (((vacuousDall) =>
% 120.37/16.04                   (((quantDeMorgan1) =>
% 120.37/16.04                     (((quantDeMorgan2) =>
% 120.37/16.04                       (((quantDeMorgan3) =>
% 120.37/16.04                         (((quantDeMorgan4) =>
% 120.37/16.04                           (((prop2setI) =>
% 120.37/16.04                             (((prop2set2propI) =>
% 120.37/16.04                               (((notdexE) =>
% 120.37/16.04                                 (((notdallE) =>
% 120.37/16.04                                   (((exuI1) =>
% 120.37/16.04                                     (((exuI3) =>
% 120.37/16.04                                       (((exuI2) =>
% 120.37/16.04                                         (((inCongP) =>
% 120.37/16.04                                           (((in__Cong) =>
% 120.37/16.04                                             (((exuE3u) =>
% 120.37/16.04                                               (((exu__Cong) =>
% 120.37/16.04                                                 (((setadjoin__Cong) =>
% 120.37/16.04                                                   (((powerset__Cong) =>
% 120.37/16.04                                                     (((setunion__Cong) =>
% 120.37/16.04                                                       (((exuEu) =>
% 120.37/16.04                                                         (((descr__Cong) =>
% 120.37/16.04                                                           (((dsetconstr__Cong) =>
% 120.37/16.04                                                             (((subsetI1) =>
% 120.37/16.04                                                               (((eqimpsubset2) =>
% 120.37/16.04                                                                 (((eqimpsubset1) =>
% 120.37/16.04                                                                   (((subsetI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl420])).
% 120.37/16.04  thf(zip_derived_cl439, plain,
% 120.37/16.04      (~ (((upairsetIL) =>
% 120.37/16.04           (((upairsetIR) =>
% 120.37/16.04             (((emptyE1) =>
% 120.37/16.04               (((vacuousDall) =>
% 120.37/16.04                 (((quantDeMorgan1) =>
% 120.37/16.04                   (((quantDeMorgan2) =>
% 120.37/16.04                     (((quantDeMorgan3) =>
% 120.37/16.04                       (((quantDeMorgan4) =>
% 120.37/16.04                         (((prop2setI) =>
% 120.37/16.04                           (((prop2set2propI) =>
% 120.37/16.04                             (((notdexE) =>
% 120.37/16.04                               (((notdallE) =>
% 120.37/16.04                                 (((exuI1) =>
% 120.37/16.04                                   (((exuI3) =>
% 120.37/16.04                                     (((exuI2) =>
% 120.37/16.04                                       (((inCongP) =>
% 120.37/16.04                                         (((in__Cong) =>
% 120.37/16.04                                           (((exuE3u) =>
% 120.37/16.04                                             (((exu__Cong) =>
% 120.37/16.04                                               (((setadjoin__Cong) =>
% 120.37/16.04                                                 (((powerset__Cong) =>
% 120.37/16.04                                                   (((setunion__Cong) =>
% 120.37/16.04                                                     (((exuEu) =>
% 120.37/16.04                                                       (((descr__Cong) =>
% 120.37/16.04                                                         (((dsetconstr__Cong) =>
% 120.37/16.04                                                           (((subsetI1) =>
% 120.37/16.04                                                             (((eqimpsubset2) =>
% 120.37/16.04                                                               (((eqimpsubset1) =>
% 120.37/16.04                                                                 (((subsetI2) =>
% 120.37/16.04                                                                   (((emptysetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl428])).
% 120.37/16.04  thf(zip_derived_cl449, plain,
% 120.37/16.04      (~ (((upairsetIR) =>
% 120.37/16.04           (((emptyE1) =>
% 120.37/16.04             (((vacuousDall) =>
% 120.37/16.04               (((quantDeMorgan1) =>
% 120.37/16.04                 (((quantDeMorgan2) =>
% 120.37/16.04                   (((quantDeMorgan3) =>
% 120.37/16.04                     (((quantDeMorgan4) =>
% 120.37/16.04                       (((prop2setI) =>
% 120.37/16.04                         (((prop2set2propI) =>
% 120.37/16.04                           (((notdexE) =>
% 120.37/16.04                             (((notdallE) =>
% 120.37/16.04                               (((exuI1) =>
% 120.37/16.04                                 (((exuI3) =>
% 120.37/16.04                                   (((exuI2) =>
% 120.37/16.04                                     (((inCongP) =>
% 120.37/16.04                                       (((in__Cong) =>
% 120.37/16.04                                         (((exuE3u) =>
% 120.37/16.04                                           (((exu__Cong) =>
% 120.37/16.04                                             (((setadjoin__Cong) =>
% 120.37/16.04                                               (((powerset__Cong) =>
% 120.37/16.04                                                 (((setunion__Cong) =>
% 120.37/16.04                                                   (((exuEu) =>
% 120.37/16.04                                                     (((descr__Cong) =>
% 120.37/16.04                                                       (((dsetconstr__Cong) =>
% 120.37/16.04                                                         (((subsetI1) =>
% 120.37/16.04                                                           (((eqimpsubset2) =>
% 120.37/16.04                                                             (((eqimpsubset1) =>
% 120.37/16.04                                                               (((subsetI2) =>
% 120.37/16.04                                                                 (((emptysetsubset) =>
% 120.37/16.04                                                                   (((subsetE) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl439])).
% 120.37/16.04  thf(zip_derived_cl457, plain,
% 120.37/16.04      (~ (((emptyE1) =>
% 120.37/16.04           (((vacuousDall) =>
% 120.37/16.04             (((quantDeMorgan1) =>
% 120.37/16.04               (((quantDeMorgan2) =>
% 120.37/16.04                 (((quantDeMorgan3) =>
% 120.37/16.04                   (((quantDeMorgan4) =>
% 120.37/16.04                     (((prop2setI) =>
% 120.37/16.04                       (((prop2set2propI) =>
% 120.37/16.04                         (((notdexE) =>
% 120.37/16.04                           (((notdallE) =>
% 120.37/16.04                             (((exuI1) =>
% 120.37/16.04                               (((exuI3) =>
% 120.37/16.04                                 (((exuI2) =>
% 120.37/16.04                                   (((inCongP) =>
% 120.37/16.04                                     (((in__Cong) =>
% 120.37/16.04                                       (((exuE3u) =>
% 120.37/16.04                                         (((exu__Cong) =>
% 120.37/16.04                                           (((setadjoin__Cong) =>
% 120.37/16.04                                             (((powerset__Cong) =>
% 120.37/16.04                                               (((setunion__Cong) =>
% 120.37/16.04                                                 (((exuEu) =>
% 120.37/16.04                                                   (((descr__Cong) =>
% 120.37/16.04                                                     (((dsetconstr__Cong) =>
% 120.37/16.04                                                       (((subsetI1) =>
% 120.37/16.04                                                         (((eqimpsubset2) =>
% 120.37/16.04                                                           (((eqimpsubset1) =>
% 120.37/16.04                                                             (((subsetI2) =>
% 120.37/16.04                                                               (((emptysetsubset) =>
% 120.37/16.04                                                                 (((subsetE) =>
% 120.37/16.04                                                                   (((subsetE2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl449])).
% 120.37/16.04  thf(zip_derived_cl465, plain,
% 120.37/16.04      (~ (((vacuousDall) =>
% 120.37/16.04           (((quantDeMorgan1) =>
% 120.37/16.04             (((quantDeMorgan2) =>
% 120.37/16.04               (((quantDeMorgan3) =>
% 120.37/16.04                 (((quantDeMorgan4) =>
% 120.37/16.04                   (((prop2setI) =>
% 120.37/16.04                     (((prop2set2propI) =>
% 120.37/16.04                       (((notdexE) =>
% 120.37/16.04                         (((notdallE) =>
% 120.37/16.04                           (((exuI1) =>
% 120.37/16.04                             (((exuI3) =>
% 120.37/16.04                               (((exuI2) =>
% 120.37/16.04                                 (((inCongP) =>
% 120.37/16.04                                   (((in__Cong) =>
% 120.37/16.04                                     (((exuE3u) =>
% 120.37/16.04                                       (((exu__Cong) =>
% 120.37/16.04                                         (((setadjoin__Cong) =>
% 120.37/16.04                                           (((powerset__Cong) =>
% 120.37/16.04                                             (((setunion__Cong) =>
% 120.37/16.04                                               (((exuEu) =>
% 120.37/16.04                                                 (((descr__Cong) =>
% 120.37/16.04                                                   (((dsetconstr__Cong) =>
% 120.37/16.04                                                     (((subsetI1) =>
% 120.37/16.04                                                       (((eqimpsubset2) =>
% 120.37/16.04                                                         (((eqimpsubset1) =>
% 120.37/16.04                                                           (((subsetI2) =>
% 120.37/16.04                                                             (((emptysetsubset) =>
% 120.37/16.04                                                               (((subsetE) =>
% 120.37/16.04                                                                 (((subsetE2) =>
% 120.37/16.04                                                                   (((notsubsetI) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl457])).
% 120.37/16.04  thf(zip_derived_cl471, plain,
% 120.37/16.04      (~ (((quantDeMorgan1) =>
% 120.37/16.04           (((quantDeMorgan2) =>
% 120.37/16.04             (((quantDeMorgan3) =>
% 120.37/16.04               (((quantDeMorgan4) =>
% 120.37/16.04                 (((prop2setI) =>
% 120.37/16.04                   (((prop2set2propI) =>
% 120.37/16.04                     (((notdexE) =>
% 120.37/16.04                       (((notdallE) =>
% 120.37/16.04                         (((exuI1) =>
% 120.37/16.04                           (((exuI3) =>
% 120.37/16.04                             (((exuI2) =>
% 120.37/16.04                               (((inCongP) =>
% 120.37/16.04                                 (((in__Cong) =>
% 120.37/16.04                                   (((exuE3u) =>
% 120.37/16.04                                     (((exu__Cong) =>
% 120.37/16.04                                       (((setadjoin__Cong) =>
% 120.37/16.04                                         (((powerset__Cong) =>
% 120.37/16.04                                           (((setunion__Cong) =>
% 120.37/16.04                                             (((exuEu) =>
% 120.37/16.04                                               (((descr__Cong) =>
% 120.37/16.04                                                 (((dsetconstr__Cong) =>
% 120.37/16.04                                                   (((subsetI1) =>
% 120.37/16.04                                                     (((eqimpsubset2) =>
% 120.37/16.04                                                       (((eqimpsubset1) =>
% 120.37/16.04                                                         (((subsetI2) =>
% 120.37/16.04                                                           (((emptysetsubset) =>
% 120.37/16.04                                                             (((subsetE) =>
% 120.37/16.04                                                               (((subsetE2) =>
% 120.37/16.04                                                                 (((notsubsetI) =>
% 120.37/16.04                                                                   (((notequalI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl465])).
% 120.37/16.04  thf(zip_derived_cl478, plain,
% 120.37/16.04      (~ (((quantDeMorgan2) =>
% 120.37/16.04           (((quantDeMorgan3) =>
% 120.37/16.04             (((quantDeMorgan4) =>
% 120.37/16.04               (((prop2setI) =>
% 120.37/16.04                 (((prop2set2propI) =>
% 120.37/16.04                   (((notdexE) =>
% 120.37/16.04                     (((notdallE) =>
% 120.37/16.04                       (((exuI1) =>
% 120.37/16.04                         (((exuI3) =>
% 120.37/16.04                           (((exuI2) =>
% 120.37/16.04                             (((inCongP) =>
% 120.37/16.04                               (((in__Cong) =>
% 120.37/16.04                                 (((exuE3u) =>
% 120.37/16.04                                   (((exu__Cong) =>
% 120.37/16.04                                     (((setadjoin__Cong) =>
% 120.37/16.04                                       (((powerset__Cong) =>
% 120.37/16.04                                         (((setunion__Cong) =>
% 120.37/16.04                                           (((exuEu) =>
% 120.37/16.04                                             (((descr__Cong) =>
% 120.37/16.04                                               (((dsetconstr__Cong) =>
% 120.37/16.04                                                 (((subsetI1) =>
% 120.37/16.04                                                   (((eqimpsubset2) =>
% 120.37/16.04                                                     (((eqimpsubset1) =>
% 120.37/16.04                                                       (((subsetI2) =>
% 120.37/16.04                                                         (((emptysetsubset) =>
% 120.37/16.04                                                           (((subsetE) =>
% 120.37/16.04                                                             (((subsetE2) =>
% 120.37/16.04                                                               (((notsubsetI) =>
% 120.37/16.04                                                                 (((notequalI1) =>
% 120.37/16.04                                                                   (((notequalI2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl471])).
% 120.37/16.04  thf(zip_derived_cl484, plain,
% 120.37/16.04      (~ (((quantDeMorgan3) =>
% 120.37/16.04           (((quantDeMorgan4) =>
% 120.37/16.04             (((prop2setI) =>
% 120.37/16.04               (((prop2set2propI) =>
% 120.37/16.04                 (((notdexE) =>
% 120.37/16.04                   (((notdallE) =>
% 120.37/16.04                     (((exuI1) =>
% 120.37/16.04                       (((exuI3) =>
% 120.37/16.04                         (((exuI2) =>
% 120.37/16.04                           (((inCongP) =>
% 120.37/16.04                             (((in__Cong) =>
% 120.37/16.04                               (((exuE3u) =>
% 120.37/16.04                                 (((exu__Cong) =>
% 120.37/16.04                                   (((setadjoin__Cong) =>
% 120.37/16.04                                     (((powerset__Cong) =>
% 120.37/16.04                                       (((setunion__Cong) =>
% 120.37/16.04                                         (((exuEu) =>
% 120.37/16.04                                           (((descr__Cong) =>
% 120.37/16.04                                             (((dsetconstr__Cong) =>
% 120.37/16.04                                               (((subsetI1) =>
% 120.37/16.04                                                 (((eqimpsubset2) =>
% 120.37/16.04                                                   (((eqimpsubset1) =>
% 120.37/16.04                                                     (((subsetI2) =>
% 120.37/16.04                                                       (((emptysetsubset) =>
% 120.37/16.04                                                         (((subsetE) =>
% 120.37/16.04                                                           (((subsetE2) =>
% 120.37/16.04                                                             (((notsubsetI) =>
% 120.37/16.04                                                               (((notequalI1) =>
% 120.37/16.04                                                                 (((notequalI2) =>
% 120.37/16.04                                                                   (((subsetRefl) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl478])).
% 120.37/16.04  thf(zip_derived_cl491, plain,
% 120.37/16.04      (~ (((quantDeMorgan4) =>
% 120.37/16.04           (((prop2setI) =>
% 120.37/16.04             (((prop2set2propI) =>
% 120.37/16.04               (((notdexE) =>
% 120.37/16.04                 (((notdallE) =>
% 120.37/16.04                   (((exuI1) =>
% 120.37/16.04                     (((exuI3) =>
% 120.37/16.04                       (((exuI2) =>
% 120.37/16.04                         (((inCongP) =>
% 120.37/16.04                           (((in__Cong) =>
% 120.37/16.04                             (((exuE3u) =>
% 120.37/16.04                               (((exu__Cong) =>
% 120.37/16.04                                 (((setadjoin__Cong) =>
% 120.37/16.04                                   (((powerset__Cong) =>
% 120.37/16.04                                     (((setunion__Cong) =>
% 120.37/16.04                                       (((exuEu) =>
% 120.37/16.04                                         (((descr__Cong) =>
% 120.37/16.04                                           (((dsetconstr__Cong) =>
% 120.37/16.04                                             (((subsetI1) =>
% 120.37/16.04                                               (((eqimpsubset2) =>
% 120.37/16.04                                                 (((eqimpsubset1) =>
% 120.37/16.04                                                   (((subsetI2) =>
% 120.37/16.04                                                     (((emptysetsubset) =>
% 120.37/16.04                                                       (((subsetE) =>
% 120.37/16.04                                                         (((subsetE2) =>
% 120.37/16.04                                                           (((notsubsetI) =>
% 120.37/16.04                                                             (((notequalI1) =>
% 120.37/16.04                                                               (((notequalI2) =>
% 120.37/16.04                                                                 (((subsetRefl) =>
% 120.37/16.04                                                                   (((subsetTrans) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl484])).
% 120.37/16.04  thf(zip_derived_cl501, plain,
% 120.37/16.04      (~ (((prop2setI) =>
% 120.37/16.04           (((prop2set2propI) =>
% 120.37/16.04             (((notdexE) =>
% 120.37/16.04               (((notdallE) =>
% 120.37/16.04                 (((exuI1) =>
% 120.37/16.04                   (((exuI3) =>
% 120.37/16.04                     (((exuI2) =>
% 120.37/16.04                       (((inCongP) =>
% 120.37/16.04                         (((in__Cong) =>
% 120.37/16.04                           (((exuE3u) =>
% 120.37/16.04                             (((exu__Cong) =>
% 120.37/16.04                               (((setadjoin__Cong) =>
% 120.37/16.04                                 (((powerset__Cong) =>
% 120.37/16.04                                   (((setunion__Cong) =>
% 120.37/16.04                                     (((exuEu) =>
% 120.37/16.04                                       (((descr__Cong) =>
% 120.37/16.04                                         (((dsetconstr__Cong) =>
% 120.37/16.04                                           (((subsetI1) =>
% 120.37/16.04                                             (((eqimpsubset2) =>
% 120.37/16.04                                               (((eqimpsubset1) =>
% 120.37/16.04                                                 (((subsetI2) =>
% 120.37/16.04                                                   (((emptysetsubset) =>
% 120.37/16.04                                                     (((subsetE) =>
% 120.37/16.04                                                       (((subsetE2) =>
% 120.37/16.04                                                         (((notsubsetI) =>
% 120.37/16.04                                                           (((notequalI1) =>
% 120.37/16.04                                                             (((notequalI2) =>
% 120.37/16.04                                                               (((subsetRefl) =>
% 120.37/16.04                                                                 (((subsetTrans) =>
% 120.37/16.04                                                                   (((setadjoinSub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl491])).
% 120.37/16.04  thf(zip_derived_cl508, plain,
% 120.37/16.04      (~ (((prop2set2propI) =>
% 120.37/16.04           (((notdexE) =>
% 120.37/16.04             (((notdallE) =>
% 120.37/16.04               (((exuI1) =>
% 120.37/16.04                 (((exuI3) =>
% 120.37/16.04                   (((exuI2) =>
% 120.37/16.04                     (((inCongP) =>
% 120.37/16.04                       (((in__Cong) =>
% 120.37/16.04                         (((exuE3u) =>
% 120.37/16.04                           (((exu__Cong) =>
% 120.37/16.04                             (((setadjoin__Cong) =>
% 120.37/16.04                               (((powerset__Cong) =>
% 120.37/16.04                                 (((setunion__Cong) =>
% 120.37/16.04                                   (((exuEu) =>
% 120.37/16.04                                     (((descr__Cong) =>
% 120.37/16.04                                       (((dsetconstr__Cong) =>
% 120.37/16.04                                         (((subsetI1) =>
% 120.37/16.04                                           (((eqimpsubset2) =>
% 120.37/16.04                                             (((eqimpsubset1) =>
% 120.37/16.04                                               (((subsetI2) =>
% 120.37/16.04                                                 (((emptysetsubset) =>
% 120.37/16.04                                                   (((subsetE) =>
% 120.37/16.04                                                     (((subsetE2) =>
% 120.37/16.04                                                       (((notsubsetI) =>
% 120.37/16.04                                                         (((notequalI1) =>
% 120.37/16.04                                                           (((notequalI2) =>
% 120.37/16.04                                                             (((subsetRefl) =>
% 120.37/16.04                                                               (((subsetTrans) =>
% 120.37/16.04                                                                 (((setadjoinSub) =>
% 120.37/16.04                                                                   (((setadjoinSub2) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl501])).
% 120.37/16.04  thf(zip_derived_cl515, plain,
% 120.37/16.04      (~ (((notdexE) =>
% 120.37/16.04           (((notdallE) =>
% 120.37/16.04             (((exuI1) =>
% 120.37/16.04               (((exuI3) =>
% 120.37/16.04                 (((exuI2) =>
% 120.37/16.04                   (((inCongP) =>
% 120.37/16.04                     (((in__Cong) =>
% 120.37/16.04                       (((exuE3u) =>
% 120.37/16.04                         (((exu__Cong) =>
% 120.37/16.04                           (((setadjoin__Cong) =>
% 120.37/16.04                             (((powerset__Cong) =>
% 120.37/16.04                               (((setunion__Cong) =>
% 120.37/16.04                                 (((exuEu) =>
% 120.37/16.04                                   (((descr__Cong) =>
% 120.37/16.04                                     (((dsetconstr__Cong) =>
% 120.37/16.04                                       (((subsetI1) =>
% 120.37/16.04                                         (((eqimpsubset2) =>
% 120.37/16.04                                           (((eqimpsubset1) =>
% 120.37/16.04                                             (((subsetI2) =>
% 120.37/16.04                                               (((emptysetsubset) =>
% 120.37/16.04                                                 (((subsetE) =>
% 120.37/16.04                                                   (((subsetE2) =>
% 120.37/16.04                                                     (((notsubsetI) =>
% 120.37/16.04                                                       (((notequalI1) =>
% 120.37/16.04                                                         (((notequalI2) =>
% 120.37/16.04                                                           (((subsetRefl) =>
% 120.37/16.04                                                             (((subsetTrans) =>
% 120.37/16.04                                                               (((setadjoinSub) =>
% 120.37/16.04                                                                 (((setadjoinSub2) =>
% 120.37/16.04                                                                   (((subset2powerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl508])).
% 120.37/16.04  thf(zip_derived_cl523, plain,
% 120.37/16.04      (~ (((notdallE) =>
% 120.37/16.04           (((exuI1) =>
% 120.37/16.04             (((exuI3) =>
% 120.37/16.04               (((exuI2) =>
% 120.37/16.04                 (((inCongP) =>
% 120.37/16.04                   (((in__Cong) =>
% 120.37/16.04                     (((exuE3u) =>
% 120.37/16.04                       (((exu__Cong) =>
% 120.37/16.04                         (((setadjoin__Cong) =>
% 120.37/16.04                           (((powerset__Cong) =>
% 120.37/16.04                             (((setunion__Cong) =>
% 120.37/16.04                               (((exuEu) =>
% 120.37/16.04                                 (((descr__Cong) =>
% 120.37/16.04                                   (((dsetconstr__Cong) =>
% 120.37/16.04                                     (((subsetI1) =>
% 120.37/16.04                                       (((eqimpsubset2) =>
% 120.37/16.04                                         (((eqimpsubset1) =>
% 120.37/16.04                                           (((subsetI2) =>
% 120.37/16.04                                             (((emptysetsubset) =>
% 120.37/16.04                                               (((subsetE) =>
% 120.37/16.04                                                 (((subsetE2) =>
% 120.37/16.04                                                   (((notsubsetI) =>
% 120.37/16.04                                                     (((notequalI1) =>
% 120.37/16.04                                                       (((notequalI2) =>
% 120.37/16.04                                                         (((subsetRefl) =>
% 120.37/16.04                                                           (((subsetTrans) =>
% 120.37/16.04                                                             (((setadjoinSub) =>
% 120.37/16.04                                                               (((setadjoinSub2) =>
% 120.37/16.04                                                                 (((subset2powerset) =>
% 120.37/16.04                                                                   (((setextsub) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl515])).
% 120.37/16.04  thf(zip_derived_cl535, plain,
% 120.37/16.04      (~ (((exuI1) =>
% 120.37/16.04           (((exuI3) =>
% 120.37/16.04             (((exuI2) =>
% 120.37/16.04               (((inCongP) =>
% 120.37/16.04                 (((in__Cong) =>
% 120.37/16.04                   (((exuE3u) =>
% 120.37/16.04                     (((exu__Cong) =>
% 120.37/16.04                       (((setadjoin__Cong) =>
% 120.37/16.04                         (((powerset__Cong) =>
% 120.37/16.04                           (((setunion__Cong) =>
% 120.37/16.04                             (((exuEu) =>
% 120.37/16.04                               (((descr__Cong) =>
% 120.37/16.04                                 (((dsetconstr__Cong) =>
% 120.37/16.04                                   (((subsetI1) =>
% 120.37/16.04                                     (((eqimpsubset2) =>
% 120.37/16.04                                       (((eqimpsubset1) =>
% 120.37/16.04                                         (((subsetI2) =>
% 120.37/16.04                                           (((emptysetsubset) =>
% 120.37/16.04                                             (((subsetE) =>
% 120.37/16.04                                               (((subsetE2) =>
% 120.37/16.04                                                 (((notsubsetI) =>
% 120.37/16.04                                                   (((notequalI1) =>
% 120.37/16.04                                                     (((notequalI2) =>
% 120.37/16.04                                                       (((subsetRefl) =>
% 120.37/16.04                                                         (((subsetTrans) =>
% 120.37/16.04                                                           (((setadjoinSub) =>
% 120.37/16.04                                                             (((setadjoinSub2) =>
% 120.37/16.04                                                               (((subset2powerset) =>
% 120.37/16.04                                                                 (((setextsub) =>
% 120.37/16.04                                                                   (((subsetemptysetimpeq) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl523])).
% 120.37/16.04  thf(zip_derived_cl550, plain,
% 120.37/16.04      (~ (((exuI3) =>
% 120.37/16.04           (((exuI2) =>
% 120.37/16.04             (((inCongP) =>
% 120.37/16.04               (((in__Cong) =>
% 120.37/16.04                 (((exuE3u) =>
% 120.37/16.04                   (((exu__Cong) =>
% 120.37/16.04                     (((setadjoin__Cong) =>
% 120.37/16.04                       (((powerset__Cong) =>
% 120.37/16.04                         (((setunion__Cong) =>
% 120.37/16.04                           (((exuEu) =>
% 120.37/16.04                             (((descr__Cong) =>
% 120.37/16.04                               (((dsetconstr__Cong) =>
% 120.37/16.04                                 (((subsetI1) =>
% 120.37/16.04                                   (((eqimpsubset2) =>
% 120.37/16.04                                     (((eqimpsubset1) =>
% 120.37/16.04                                       (((subsetI2) =>
% 120.37/16.04                                         (((emptysetsubset) =>
% 120.37/16.04                                           (((subsetE) =>
% 120.37/16.04                                             (((subsetE2) =>
% 120.37/16.04                                               (((notsubsetI) =>
% 120.37/16.04                                                 (((notequalI1) =>
% 120.37/16.04                                                   (((notequalI2) =>
% 120.37/16.04                                                     (((subsetRefl) =>
% 120.37/16.04                                                       (((subsetTrans) =>
% 120.37/16.04                                                         (((setadjoinSub) =>
% 120.37/16.04                                                           (((setadjoinSub2) =>
% 120.37/16.04                                                             (((subset2powerset) =>
% 120.37/16.04                                                               (((setextsub) =>
% 120.37/16.04                                                                 (((subsetemptysetimpeq) =>
% 120.37/16.04                                                                   (((powersetI1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl535])).
% 120.37/16.04  thf(zip_derived_cl560, plain,
% 120.37/16.04      (~ (((exuI2) =>
% 120.37/16.04           (((inCongP) =>
% 120.37/16.04             (((in__Cong) =>
% 120.37/16.04               (((exuE3u) =>
% 120.37/16.04                 (((exu__Cong) =>
% 120.37/16.04                   (((setadjoin__Cong) =>
% 120.37/16.04                     (((powerset__Cong) =>
% 120.37/16.04                       (((setunion__Cong) =>
% 120.37/16.04                         (((exuEu) =>
% 120.37/16.04                           (((descr__Cong) =>
% 120.37/16.04                             (((dsetconstr__Cong) =>
% 120.37/16.04                               (((subsetI1) =>
% 120.37/16.04                                 (((eqimpsubset2) =>
% 120.37/16.04                                   (((eqimpsubset1) =>
% 120.37/16.04                                     (((subsetI2) =>
% 120.37/16.04                                       (((emptysetsubset) =>
% 120.37/16.04                                         (((subsetE) =>
% 120.37/16.04                                           (((subsetE2) =>
% 120.37/16.04                                             (((notsubsetI) =>
% 120.37/16.04                                               (((notequalI1) =>
% 120.37/16.04                                                 (((notequalI2) =>
% 120.37/16.04                                                   (((subsetRefl) =>
% 120.37/16.04                                                     (((subsetTrans) =>
% 120.37/16.04                                                       (((setadjoinSub) =>
% 120.37/16.04                                                         (((setadjoinSub2) =>
% 120.37/16.04                                                           (((subset2powerset) =>
% 120.37/16.04                                                             (((setextsub) =>
% 120.37/16.04                                                               (((subsetemptysetimpeq) =>
% 120.37/16.04                                                                 (((powersetI1) =>
% 120.37/16.04                                                                   (((powersetE1) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl550])).
% 120.37/16.04  thf(zip_derived_cl568, plain,
% 120.37/16.04      (~ (((inCongP) =>
% 120.37/16.04           (((in__Cong) =>
% 120.37/16.04             (((exuE3u) =>
% 120.37/16.04               (((exu__Cong) =>
% 120.37/16.04                 (((setadjoin__Cong) =>
% 120.37/16.04                   (((powerset__Cong) =>
% 120.37/16.04                     (((setunion__Cong) =>
% 120.37/16.04                       (((exuEu) =>
% 120.37/16.04                         (((descr__Cong) =>
% 120.37/16.04                           (((dsetconstr__Cong) =>
% 120.37/16.04                             (((subsetI1) =>
% 120.37/16.04                               (((eqimpsubset2) =>
% 120.37/16.04                                 (((eqimpsubset1) =>
% 120.37/16.04                                   (((subsetI2) =>
% 120.37/16.04                                     (((emptysetsubset) =>
% 120.37/16.04                                       (((subsetE) =>
% 120.37/16.04                                         (((subsetE2) =>
% 120.37/16.04                                           (((notsubsetI) =>
% 120.37/16.04                                             (((notequalI1) =>
% 120.37/16.04                                               (((notequalI2) =>
% 120.37/16.04                                                 (((subsetRefl) =>
% 120.37/16.04                                                   (((subsetTrans) =>
% 120.37/16.04                                                     (((setadjoinSub) =>
% 120.37/16.04                                                       (((setadjoinSub2) =>
% 120.37/16.04                                                         (((subset2powerset) =>
% 120.37/16.04                                                           (((setextsub) =>
% 120.37/16.04                                                             (((subsetemptysetimpeq) =>
% 120.37/16.04                                                               (((powersetI1) =>
% 120.37/16.04                                                                 (((powersetE1) =>
% 120.37/16.04                                                                   (((inPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl560])).
% 120.37/16.04  thf(zip_derived_cl578, plain,
% 120.37/16.04      (~ (((in__Cong) =>
% 120.37/16.04           (((exuE3u) =>
% 120.37/16.04             (((exu__Cong) =>
% 120.37/16.04               (((setadjoin__Cong) =>
% 120.37/16.04                 (((powerset__Cong) =>
% 120.37/16.04                   (((setunion__Cong) =>
% 120.37/16.04                     (((exuEu) =>
% 120.37/16.04                       (((descr__Cong) =>
% 120.37/16.04                         (((dsetconstr__Cong) =>
% 120.37/16.04                           (((subsetI1) =>
% 120.37/16.04                             (((eqimpsubset2) =>
% 120.37/16.04                               (((eqimpsubset1) =>
% 120.37/16.04                                 (((subsetI2) =>
% 120.37/16.04                                   (((emptysetsubset) =>
% 120.37/16.04                                     (((subsetE) =>
% 120.37/16.04                                       (((subsetE2) =>
% 120.37/16.04                                         (((notsubsetI) =>
% 120.37/16.04                                           (((notequalI1) =>
% 120.37/16.04                                             (((notequalI2) =>
% 120.37/16.04                                               (((subsetRefl) =>
% 120.37/16.04                                                 (((subsetTrans) =>
% 120.37/16.04                                                   (((setadjoinSub) =>
% 120.37/16.04                                                     (((setadjoinSub2) =>
% 120.37/16.04                                                       (((subset2powerset) =>
% 120.37/16.04                                                         (((setextsub) =>
% 120.37/16.04                                                           (((subsetemptysetimpeq) =>
% 120.37/16.04                                                             (((powersetI1) =>
% 120.37/16.04                                                               (((powersetE1) =>
% 120.37/16.04                                                                 (((inPowerset) =>
% 120.37/16.04                                                                   (((powersetsubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl568])).
% 120.37/16.04  thf(zip_derived_cl588, plain,
% 120.37/16.04      (~ (((exuE3u) =>
% 120.37/16.04           (((exu__Cong) =>
% 120.37/16.04             (((setadjoin__Cong) =>
% 120.37/16.04               (((powerset__Cong) =>
% 120.37/16.04                 (((setunion__Cong) =>
% 120.37/16.04                   (((exuEu) =>
% 120.37/16.04                     (((descr__Cong) =>
% 120.37/16.04                       (((dsetconstr__Cong) =>
% 120.37/16.04                         (((subsetI1) =>
% 120.37/16.04                           (((eqimpsubset2) =>
% 120.37/16.04                             (((eqimpsubset1) =>
% 120.37/16.04                               (((subsetI2) =>
% 120.37/16.04                                 (((emptysetsubset) =>
% 120.37/16.04                                   (((subsetE) =>
% 120.37/16.04                                     (((subsetE2) =>
% 120.37/16.04                                       (((notsubsetI) =>
% 120.37/16.04                                         (((notequalI1) =>
% 120.37/16.04                                           (((notequalI2) =>
% 120.37/16.04                                             (((subsetRefl) =>
% 120.37/16.04                                               (((subsetTrans) =>
% 120.37/16.04                                                 (((setadjoinSub) =>
% 120.37/16.04                                                   (((setadjoinSub2) =>
% 120.37/16.04                                                     (((subset2powerset) =>
% 120.37/16.04                                                       (((setextsub) =>
% 120.37/16.04                                                         (((subsetemptysetimpeq) =>
% 120.37/16.04                                                           (((powersetI1) =>
% 120.37/16.04                                                             (((powersetE1) =>
% 120.37/16.04                                                               (((inPowerset) =>
% 120.37/16.04                                                                 (((powersetsubset) =>
% 120.37/16.04                                                                   (((sepInPowerset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (sepSubset) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIL) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (upairset2IR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (binunionIR) =>
% 120.37/16.04                                                                     ((
% 120.37/16.04                                                                     (!!) @ (
% 120.37/16.04                                                                     ^[Y0 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y1 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y2 : $i]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (!!) @ (
% 120.37/16.04                                                                      ^[Y3 : $o]:
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      (
% 120.37/16.04                                                                      binunion @ 
% 120.37/16.04                                                                      Y0 @ Y1)) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y0) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      ((
% 120.37/16.04                                                                      (in @ 
% 120.37/16.04                                                                      Y2 @ 
% 120.37/16.04                                                                      Y1) =>
% 120.37/16.04                                                                      (Y3))) =>
% 120.37/16.04                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.04      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl578])).
% 120.37/16.04  thf(zip_derived_cl598, plain,
% 120.37/16.04      (~ (((exu__Cong) =>
% 120.37/16.04           (((setadjoin__Cong) =>
% 120.37/16.04             (((powerset__Cong) =>
% 120.37/16.04               (((setunion__Cong) =>
% 120.37/16.04                 (((exuEu) =>
% 120.37/16.04                   (((descr__Cong) =>
% 120.37/16.04                     (((dsetconstr__Cong) =>
% 120.37/16.04                       (((subsetI1) =>
% 120.37/16.04                         (((eqimpsubset2) =>
% 120.37/16.04                           (((eqimpsubset1) =>
% 120.37/16.04                             (((subsetI2) =>
% 120.37/16.04                               (((emptysetsubset) =>
% 120.37/16.04                                 (((subsetE) =>
% 120.37/16.04                                   (((subsetE2) =>
% 120.37/16.04                                     (((notsubsetI) =>
% 120.37/16.04                                       (((notequalI1) =>
% 120.37/16.04                                         (((notequalI2) =>
% 120.37/16.04                                           (((subsetRefl) =>
% 120.37/16.05                                             (((subsetTrans) =>
% 120.37/16.05                                               (((setadjoinSub) =>
% 120.37/16.05                                                 (((setadjoinSub2) =>
% 120.37/16.05                                                   (((subset2powerset) =>
% 120.37/16.05                                                     (((setextsub) =>
% 120.37/16.05                                                       (((subsetemptysetimpeq) =>
% 120.37/16.05                                                         (((powersetI1) =>
% 120.37/16.05                                                           (((powersetE1) =>
% 120.37/16.05                                                             (((inPowerset) =>
% 120.37/16.05                                                               (((powersetsubset) =>
% 120.37/16.05                                                                 (((sepInPowerset) =>
% 120.37/16.05                                                                   (((sepSubset) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (binunionIL) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (upairset2IR) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (binunionIR) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (!!) @ (
% 120.37/16.05                                                                     ^[Y0 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl588])).
% 120.37/16.05  thf(zip_derived_cl609, plain,
% 120.37/16.05      (~ (((setadjoin__Cong) =>
% 120.37/16.05           (((powerset__Cong) =>
% 120.37/16.05             (((setunion__Cong) =>
% 120.37/16.05               (((exuEu) =>
% 120.37/16.05                 (((descr__Cong) =>
% 120.37/16.05                   (((dsetconstr__Cong) =>
% 120.37/16.05                     (((subsetI1) =>
% 120.37/16.05                       (((eqimpsubset2) =>
% 120.37/16.05                         (((eqimpsubset1) =>
% 120.37/16.05                           (((subsetI2) =>
% 120.37/16.05                             (((emptysetsubset) =>
% 120.37/16.05                               (((subsetE) =>
% 120.37/16.05                                 (((subsetE2) =>
% 120.37/16.05                                   (((notsubsetI) =>
% 120.37/16.05                                     (((notequalI1) =>
% 120.37/16.05                                       (((notequalI2) =>
% 120.37/16.05                                         (((subsetRefl) =>
% 120.37/16.05                                           (((subsetTrans) =>
% 120.37/16.05                                             (((setadjoinSub) =>
% 120.37/16.05                                               (((setadjoinSub2) =>
% 120.37/16.05                                                 (((subset2powerset) =>
% 120.37/16.05                                                   (((setextsub) =>
% 120.37/16.05                                                     (((subsetemptysetimpeq) =>
% 120.37/16.05                                                       (((powersetI1) =>
% 120.37/16.05                                                         (((powersetE1) =>
% 120.37/16.05                                                           (((inPowerset) =>
% 120.37/16.05                                                             (((powersetsubset) =>
% 120.37/16.05                                                               (((sepInPowerset) =>
% 120.37/16.05                                                                 (((sepSubset) =>
% 120.37/16.05                                                                   (((binunionIL) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (upairset2IR) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (binunionIR) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (!!) @ (
% 120.37/16.05                                                                     ^[Y0 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl598])).
% 120.37/16.05  thf(zip_derived_cl623, plain,
% 120.37/16.05      (~ (((powerset__Cong) =>
% 120.37/16.05           (((setunion__Cong) =>
% 120.37/16.05             (((exuEu) =>
% 120.37/16.05               (((descr__Cong) =>
% 120.37/16.05                 (((dsetconstr__Cong) =>
% 120.37/16.05                   (((subsetI1) =>
% 120.37/16.05                     (((eqimpsubset2) =>
% 120.37/16.05                       (((eqimpsubset1) =>
% 120.37/16.05                         (((subsetI2) =>
% 120.37/16.05                           (((emptysetsubset) =>
% 120.37/16.05                             (((subsetE) =>
% 120.37/16.05                               (((subsetE2) =>
% 120.37/16.05                                 (((notsubsetI) =>
% 120.37/16.05                                   (((notequalI1) =>
% 120.37/16.05                                     (((notequalI2) =>
% 120.37/16.05                                       (((subsetRefl) =>
% 120.37/16.05                                         (((subsetTrans) =>
% 120.37/16.05                                           (((setadjoinSub) =>
% 120.37/16.05                                             (((setadjoinSub2) =>
% 120.37/16.05                                               (((subset2powerset) =>
% 120.37/16.05                                                 (((setextsub) =>
% 120.37/16.05                                                   (((subsetemptysetimpeq) =>
% 120.37/16.05                                                     (((powersetI1) =>
% 120.37/16.05                                                       (((powersetE1) =>
% 120.37/16.05                                                         (((inPowerset) =>
% 120.37/16.05                                                           (((powersetsubset) =>
% 120.37/16.05                                                             (((sepInPowerset) =>
% 120.37/16.05                                                               (((sepSubset) =>
% 120.37/16.05                                                                 (((binunionIL) =>
% 120.37/16.05                                                                   (((upairset2IR) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (binunionIR) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (!!) @ (
% 120.37/16.05                                                                     ^[Y0 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl609])).
% 120.37/16.05  thf(zip_derived_cl637, plain,
% 120.37/16.05      (~ (((setunion__Cong) =>
% 120.37/16.05           (((exuEu) =>
% 120.37/16.05             (((descr__Cong) =>
% 120.37/16.05               (((dsetconstr__Cong) =>
% 120.37/16.05                 (((subsetI1) =>
% 120.37/16.05                   (((eqimpsubset2) =>
% 120.37/16.05                     (((eqimpsubset1) =>
% 120.37/16.05                       (((subsetI2) =>
% 120.37/16.05                         (((emptysetsubset) =>
% 120.37/16.05                           (((subsetE) =>
% 120.37/16.05                             (((subsetE2) =>
% 120.37/16.05                               (((notsubsetI) =>
% 120.37/16.05                                 (((notequalI1) =>
% 120.37/16.05                                   (((notequalI2) =>
% 120.37/16.05                                     (((subsetRefl) =>
% 120.37/16.05                                       (((subsetTrans) =>
% 120.37/16.05                                         (((setadjoinSub) =>
% 120.37/16.05                                           (((setadjoinSub2) =>
% 120.37/16.05                                             (((subset2powerset) =>
% 120.37/16.05                                               (((setextsub) =>
% 120.37/16.05                                                 (((subsetemptysetimpeq) =>
% 120.37/16.05                                                   (((powersetI1) =>
% 120.37/16.05                                                     (((powersetE1) =>
% 120.37/16.05                                                       (((inPowerset) =>
% 120.37/16.05                                                         (((powersetsubset) =>
% 120.37/16.05                                                           (((sepInPowerset) =>
% 120.37/16.05                                                             (((sepSubset) =>
% 120.37/16.05                                                               (((binunionIL) =>
% 120.37/16.05                                                                 (((upairset2IR) =>
% 120.37/16.05                                                                   (((binunionIR) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (!!) @ (
% 120.37/16.05                                                                     ^[Y0 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl623])).
% 120.37/16.05  thf(zip_derived_cl652, plain,
% 120.37/16.05      (~ (((exuEu) =>
% 120.37/16.05           (((descr__Cong) =>
% 120.37/16.05             (((dsetconstr__Cong) =>
% 120.37/16.05               (((subsetI1) =>
% 120.37/16.05                 (((eqimpsubset2) =>
% 120.37/16.05                   (((eqimpsubset1) =>
% 120.37/16.05                     (((subsetI2) =>
% 120.37/16.05                       (((emptysetsubset) =>
% 120.37/16.05                         (((subsetE) =>
% 120.37/16.05                           (((subsetE2) =>
% 120.37/16.05                             (((notsubsetI) =>
% 120.37/16.05                               (((notequalI1) =>
% 120.37/16.05                                 (((notequalI2) =>
% 120.37/16.05                                   (((subsetRefl) =>
% 120.37/16.05                                     (((subsetTrans) =>
% 120.37/16.05                                       (((setadjoinSub) =>
% 120.37/16.05                                         (((setadjoinSub2) =>
% 120.37/16.05                                           (((subset2powerset) =>
% 120.37/16.05                                             (((setextsub) =>
% 120.37/16.05                                               (((subsetemptysetimpeq) =>
% 120.37/16.05                                                 (((powersetI1) =>
% 120.37/16.05                                                   (((powersetE1) =>
% 120.37/16.05                                                     (((inPowerset) =>
% 120.37/16.05                                                       (((powersetsubset) =>
% 120.37/16.05                                                         (((sepInPowerset) =>
% 120.37/16.05                                                           (((sepSubset) =>
% 120.37/16.05                                                             (((binunionIL) =>
% 120.37/16.05                                                               (((upairset2IR) =>
% 120.37/16.05                                                                 (((binunionIR) =>
% 120.37/16.05                                                                   (((!!) @ (
% 120.37/16.05                                                                     ^[Y0 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl637])).
% 120.37/16.05  thf(zip_derived_cl664, plain,
% 120.37/16.05      (~ (((descr__Cong) =>
% 120.37/16.05           (((dsetconstr__Cong) =>
% 120.37/16.05             (((subsetI1) =>
% 120.37/16.05               (((eqimpsubset2) =>
% 120.37/16.05                 (((eqimpsubset1) =>
% 120.37/16.05                   (((subsetI2) =>
% 120.37/16.05                     (((emptysetsubset) =>
% 120.37/16.05                       (((subsetE) =>
% 120.37/16.05                         (((subsetE2) =>
% 120.37/16.05                           (((notsubsetI) =>
% 120.37/16.05                             (((notequalI1) =>
% 120.37/16.05                               (((notequalI2) =>
% 120.37/16.05                                 (((subsetRefl) =>
% 120.37/16.05                                   (((subsetTrans) =>
% 120.37/16.05                                     (((setadjoinSub) =>
% 120.37/16.05                                       (((setadjoinSub2) =>
% 120.37/16.05                                         (((subset2powerset) =>
% 120.37/16.05                                           (((setextsub) =>
% 120.37/16.05                                             (((subsetemptysetimpeq) =>
% 120.37/16.05                                               (((powersetI1) =>
% 120.37/16.05                                                 (((powersetE1) =>
% 120.37/16.05                                                   (((inPowerset) =>
% 120.37/16.05                                                     (((powersetsubset) =>
% 120.37/16.05                                                       (((sepInPowerset) =>
% 120.37/16.05                                                         (((sepSubset) =>
% 120.37/16.05                                                           (((binunionIL) =>
% 120.37/16.05                                                             (((upairset2IR) =>
% 120.37/16.05                                                               (((binunionIR) =>
% 120.37/16.05                                                                 (((!!) @ (
% 120.37/16.05                                                                   ^[Y0 : $i]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl652])).
% 120.37/16.05  thf(zip_derived_cl681, plain,
% 120.37/16.05      (~ (((dsetconstr__Cong) =>
% 120.37/16.05           (((subsetI1) =>
% 120.37/16.05             (((eqimpsubset2) =>
% 120.37/16.05               (((eqimpsubset1) =>
% 120.37/16.05                 (((subsetI2) =>
% 120.37/16.05                   (((emptysetsubset) =>
% 120.37/16.05                     (((subsetE) =>
% 120.37/16.05                       (((subsetE2) =>
% 120.37/16.05                         (((notsubsetI) =>
% 120.37/16.05                           (((notequalI1) =>
% 120.37/16.05                             (((notequalI2) =>
% 120.37/16.05                               (((subsetRefl) =>
% 120.37/16.05                                 (((subsetTrans) =>
% 120.37/16.05                                   (((setadjoinSub) =>
% 120.37/16.05                                     (((setadjoinSub2) =>
% 120.37/16.05                                       (((subset2powerset) =>
% 120.37/16.05                                         (((setextsub) =>
% 120.37/16.05                                           (((subsetemptysetimpeq) =>
% 120.37/16.05                                             (((powersetI1) =>
% 120.37/16.05                                               (((powersetE1) =>
% 120.37/16.05                                                 (((inPowerset) =>
% 120.37/16.05                                                   (((powersetsubset) =>
% 120.37/16.05                                                     (((sepInPowerset) =>
% 120.37/16.05                                                       (((sepSubset) =>
% 120.37/16.05                                                         (((binunionIL) =>
% 120.37/16.05                                                           (((upairset2IR) =>
% 120.37/16.05                                                             (((binunionIR) =>
% 120.37/16.05                                                               (((!!) @ (
% 120.37/16.05                                                                 ^[Y0 : $i]:
% 120.37/16.05                                                                   (((!!) @ (
% 120.37/16.05                                                                     ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl664])).
% 120.37/16.05  thf(zip_derived_cl698, plain,
% 120.37/16.05      (~ (((subsetI1) =>
% 120.37/16.05           (((eqimpsubset2) =>
% 120.37/16.05             (((eqimpsubset1) =>
% 120.37/16.05               (((subsetI2) =>
% 120.37/16.05                 (((emptysetsubset) =>
% 120.37/16.05                   (((subsetE) =>
% 120.37/16.05                     (((subsetE2) =>
% 120.37/16.05                       (((notsubsetI) =>
% 120.37/16.05                         (((notequalI1) =>
% 120.37/16.05                           (((notequalI2) =>
% 120.37/16.05                             (((subsetRefl) =>
% 120.37/16.05                               (((subsetTrans) =>
% 120.37/16.05                                 (((setadjoinSub) =>
% 120.37/16.05                                   (((setadjoinSub2) =>
% 120.37/16.05                                     (((subset2powerset) =>
% 120.37/16.05                                       (((setextsub) =>
% 120.37/16.05                                         (((subsetemptysetimpeq) =>
% 120.37/16.05                                           (((powersetI1) =>
% 120.37/16.05                                             (((powersetE1) =>
% 120.37/16.05                                               (((inPowerset) =>
% 120.37/16.05                                                 (((powersetsubset) =>
% 120.37/16.05                                                   (((sepInPowerset) =>
% 120.37/16.05                                                     (((sepSubset) =>
% 120.37/16.05                                                       (((binunionIL) =>
% 120.37/16.05                                                         (((upairset2IR) =>
% 120.37/16.05                                                           (((binunionIR) =>
% 120.37/16.05                                                             (((!!) @ (
% 120.37/16.05                                                               ^[Y0 : $i]:
% 120.37/16.05                                                                 (((!!) @ (
% 120.37/16.05                                                                   ^[Y1 : $i]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl681])).
% 120.37/16.05  thf(zip_derived_cl712, plain,
% 120.37/16.05      (~ (((eqimpsubset2) =>
% 120.37/16.05           (((eqimpsubset1) =>
% 120.37/16.05             (((subsetI2) =>
% 120.37/16.05               (((emptysetsubset) =>
% 120.37/16.05                 (((subsetE) =>
% 120.37/16.05                   (((subsetE2) =>
% 120.37/16.05                     (((notsubsetI) =>
% 120.37/16.05                       (((notequalI1) =>
% 120.37/16.05                         (((notequalI2) =>
% 120.37/16.05                           (((subsetRefl) =>
% 120.37/16.05                             (((subsetTrans) =>
% 120.37/16.05                               (((setadjoinSub) =>
% 120.37/16.05                                 (((setadjoinSub2) =>
% 120.37/16.05                                   (((subset2powerset) =>
% 120.37/16.05                                     (((setextsub) =>
% 120.37/16.05                                       (((subsetemptysetimpeq) =>
% 120.37/16.05                                         (((powersetI1) =>
% 120.37/16.05                                           (((powersetE1) =>
% 120.37/16.05                                             (((inPowerset) =>
% 120.37/16.05                                               (((powersetsubset) =>
% 120.37/16.05                                                 (((sepInPowerset) =>
% 120.37/16.05                                                   (((sepSubset) =>
% 120.37/16.05                                                     (((binunionIL) =>
% 120.37/16.05                                                       (((upairset2IR) =>
% 120.37/16.05                                                         (((binunionIR) =>
% 120.37/16.05                                                           (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl698])).
% 120.37/16.05  thf(zip_derived_cl725, plain,
% 120.37/16.05      (~ (((eqimpsubset1) =>
% 120.37/16.05           (((subsetI2) =>
% 120.37/16.05             (((emptysetsubset) =>
% 120.37/16.05               (((subsetE) =>
% 120.37/16.05                 (((subsetE2) =>
% 120.37/16.05                   (((notsubsetI) =>
% 120.37/16.05                     (((notequalI1) =>
% 120.37/16.05                       (((notequalI2) =>
% 120.37/16.05                         (((subsetRefl) =>
% 120.37/16.05                           (((subsetTrans) =>
% 120.37/16.05                             (((setadjoinSub) =>
% 120.37/16.05                               (((setadjoinSub2) =>
% 120.37/16.05                                 (((subset2powerset) =>
% 120.37/16.05                                   (((setextsub) =>
% 120.37/16.05                                     (((subsetemptysetimpeq) =>
% 120.37/16.05                                       (((powersetI1) =>
% 120.37/16.05                                         (((powersetE1) =>
% 120.37/16.05                                           (((inPowerset) =>
% 120.37/16.05                                             (((powersetsubset) =>
% 120.37/16.05                                               (((sepInPowerset) =>
% 120.37/16.05                                                 (((sepSubset) =>
% 120.37/16.05                                                   (((binunionIL) =>
% 120.37/16.05                                                     (((upairset2IR) =>
% 120.37/16.05                                                       (((binunionIR) =>
% 120.37/16.05                                                         (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl712])).
% 120.37/16.05  thf(zip_derived_cl735, plain,
% 120.37/16.05      (~ (((subsetI2) =>
% 120.37/16.05           (((emptysetsubset) =>
% 120.37/16.05             (((subsetE) =>
% 120.37/16.05               (((subsetE2) =>
% 120.37/16.05                 (((notsubsetI) =>
% 120.37/16.05                   (((notequalI1) =>
% 120.37/16.05                     (((notequalI2) =>
% 120.37/16.05                       (((subsetRefl) =>
% 120.37/16.05                         (((subsetTrans) =>
% 120.37/16.05                           (((setadjoinSub) =>
% 120.37/16.05                             (((setadjoinSub2) =>
% 120.37/16.05                               (((subset2powerset) =>
% 120.37/16.05                                 (((setextsub) =>
% 120.37/16.05                                   (((subsetemptysetimpeq) =>
% 120.37/16.05                                     (((powersetI1) =>
% 120.37/16.05                                       (((powersetE1) =>
% 120.37/16.05                                         (((inPowerset) =>
% 120.37/16.05                                           (((powersetsubset) =>
% 120.37/16.05                                             (((sepInPowerset) =>
% 120.37/16.05                                               (((sepSubset) =>
% 120.37/16.05                                                 (((binunionIL) =>
% 120.37/16.05                                                   (((upairset2IR) =>
% 120.37/16.05                                                     (((binunionIR) =>
% 120.37/16.05                                                       (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                                   (((!!) @ (
% 120.37/16.05                                                                     ^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl725])).
% 120.37/16.05  thf(zip_derived_cl746, plain,
% 120.37/16.05      (~ (((emptysetsubset) =>
% 120.37/16.05           (((subsetE) =>
% 120.37/16.05             (((subsetE2) =>
% 120.37/16.05               (((notsubsetI) =>
% 120.37/16.05                 (((notequalI1) =>
% 120.37/16.05                   (((notequalI2) =>
% 120.37/16.05                     (((subsetRefl) =>
% 120.37/16.05                       (((subsetTrans) =>
% 120.37/16.05                         (((setadjoinSub) =>
% 120.37/16.05                           (((setadjoinSub2) =>
% 120.37/16.05                             (((subset2powerset) =>
% 120.37/16.05                               (((setextsub) =>
% 120.37/16.05                                 (((subsetemptysetimpeq) =>
% 120.37/16.05                                   (((powersetI1) =>
% 120.37/16.05                                     (((powersetE1) =>
% 120.37/16.05                                       (((inPowerset) =>
% 120.37/16.05                                         (((powersetsubset) =>
% 120.37/16.05                                           (((sepInPowerset) =>
% 120.37/16.05                                             (((sepSubset) =>
% 120.37/16.05                                               (((binunionIL) =>
% 120.37/16.05                                                 (((upairset2IR) =>
% 120.37/16.05                                                   (((binunionIR) =>
% 120.37/16.05                                                     (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                                 (((!!) @ (
% 120.37/16.05                                                                   ^[Y1 : $i]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl735])).
% 120.37/16.05  thf(zip_derived_cl758, plain,
% 120.37/16.05      (~ (((subsetE) =>
% 120.37/16.05           (((subsetE2) =>
% 120.37/16.05             (((notsubsetI) =>
% 120.37/16.05               (((notequalI1) =>
% 120.37/16.05                 (((notequalI2) =>
% 120.37/16.05                   (((subsetRefl) =>
% 120.37/16.05                     (((subsetTrans) =>
% 120.37/16.05                       (((setadjoinSub) =>
% 120.37/16.05                         (((setadjoinSub2) =>
% 120.37/16.05                           (((subset2powerset) =>
% 120.37/16.05                             (((setextsub) =>
% 120.37/16.05                               (((subsetemptysetimpeq) =>
% 120.37/16.05                                 (((powersetI1) =>
% 120.37/16.05                                   (((powersetE1) =>
% 120.37/16.05                                     (((inPowerset) =>
% 120.37/16.05                                       (((powersetsubset) =>
% 120.37/16.05                                         (((sepInPowerset) =>
% 120.37/16.05                                           (((sepSubset) =>
% 120.37/16.05                                             (((binunionIL) =>
% 120.37/16.05                                               (((upairset2IR) =>
% 120.37/16.05                                                 (((binunionIR) =>
% 120.37/16.05                                                   (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                               (((!!) @ (
% 120.37/16.05                                                                 ^[Y1 : $i]:
% 120.37/16.05                                                                   (((!!) @ (
% 120.37/16.05                                                                     ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl746])).
% 120.37/16.05  thf(zip_derived_cl770, plain,
% 120.37/16.05      (~ (((subsetE2) =>
% 120.37/16.05           (((notsubsetI) =>
% 120.37/16.05             (((notequalI1) =>
% 120.37/16.05               (((notequalI2) =>
% 120.37/16.05                 (((subsetRefl) =>
% 120.37/16.05                   (((subsetTrans) =>
% 120.37/16.05                     (((setadjoinSub) =>
% 120.37/16.05                       (((setadjoinSub2) =>
% 120.37/16.05                         (((subset2powerset) =>
% 120.37/16.05                           (((setextsub) =>
% 120.37/16.05                             (((subsetemptysetimpeq) =>
% 120.37/16.05                               (((powersetI1) =>
% 120.37/16.05                                 (((powersetE1) =>
% 120.37/16.05                                   (((inPowerset) =>
% 120.37/16.05                                     (((powersetsubset) =>
% 120.37/16.05                                       (((sepInPowerset) =>
% 120.37/16.05                                         (((sepSubset) =>
% 120.37/16.05                                           (((binunionIL) =>
% 120.37/16.05                                             (((upairset2IR) =>
% 120.37/16.05                                               (((binunionIR) =>
% 120.37/16.05                                                 (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                             (((!!) @ (
% 120.37/16.05                                                               ^[Y1 : $i]:
% 120.37/16.05                                                                 (((!!) @ (
% 120.37/16.05                                                                   ^[Y2 : $i]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl758])).
% 120.37/16.05  thf(zip_derived_cl783, plain,
% 120.37/16.05      (~ (((notsubsetI) =>
% 120.37/16.05           (((notequalI1) =>
% 120.37/16.05             (((notequalI2) =>
% 120.37/16.05               (((subsetRefl) =>
% 120.37/16.05                 (((subsetTrans) =>
% 120.37/16.05                   (((setadjoinSub) =>
% 120.37/16.05                     (((setadjoinSub2) =>
% 120.37/16.05                       (((subset2powerset) =>
% 120.37/16.05                         (((setextsub) =>
% 120.37/16.05                           (((subsetemptysetimpeq) =>
% 120.37/16.05                             (((powersetI1) =>
% 120.37/16.05                               (((powersetE1) =>
% 120.37/16.05                                 (((inPowerset) =>
% 120.37/16.05                                   (((powersetsubset) =>
% 120.37/16.05                                     (((sepInPowerset) =>
% 120.37/16.05                                       (((sepSubset) =>
% 120.37/16.05                                         (((binunionIL) =>
% 120.37/16.05                                           (((upairset2IR) =>
% 120.37/16.05                                             (((binunionIR) =>
% 120.37/16.05                                               (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                           (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl770])).
% 120.37/16.05  thf(zip_derived_cl795, plain,
% 120.37/16.05      (~ (((notequalI1) =>
% 120.37/16.05           (((notequalI2) =>
% 120.37/16.05             (((subsetRefl) =>
% 120.37/16.05               (((subsetTrans) =>
% 120.37/16.05                 (((setadjoinSub) =>
% 120.37/16.05                   (((setadjoinSub2) =>
% 120.37/16.05                     (((subset2powerset) =>
% 120.37/16.05                       (((setextsub) =>
% 120.37/16.05                         (((subsetemptysetimpeq) =>
% 120.37/16.05                           (((powersetI1) =>
% 120.37/16.05                             (((powersetE1) =>
% 120.37/16.05                               (((inPowerset) =>
% 120.37/16.05                                 (((powersetsubset) =>
% 120.37/16.05                                   (((sepInPowerset) =>
% 120.37/16.05                                     (((sepSubset) =>
% 120.37/16.05                                       (((binunionIL) =>
% 120.37/16.05                                         (((upairset2IR) =>
% 120.37/16.05                                           (((binunionIR) =>
% 120.37/16.05                                             (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                         (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl783])).
% 120.37/16.05  thf(zip_derived_cl805, plain,
% 120.37/16.05      (~ (((notequalI2) =>
% 120.37/16.05           (((subsetRefl) =>
% 120.37/16.05             (((subsetTrans) =>
% 120.37/16.05               (((setadjoinSub) =>
% 120.37/16.05                 (((setadjoinSub2) =>
% 120.37/16.05                   (((subset2powerset) =>
% 120.37/16.05                     (((setextsub) =>
% 120.37/16.05                       (((subsetemptysetimpeq) =>
% 120.37/16.05                         (((powersetI1) =>
% 120.37/16.05                           (((powersetE1) =>
% 120.37/16.05                             (((inPowerset) =>
% 120.37/16.05                               (((powersetsubset) =>
% 120.37/16.05                                 (((sepInPowerset) =>
% 120.37/16.05                                   (((sepSubset) =>
% 120.37/16.05                                     (((binunionIL) =>
% 120.37/16.05                                       (((upairset2IR) =>
% 120.37/16.05                                         (((binunionIR) =>
% 120.37/16.05                                           (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                       (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                                   (((!!) @ (
% 120.37/16.05                                                                     ^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl795])).
% 120.37/16.05  thf(zip_derived_cl813, plain,
% 120.37/16.05      (~ (((subsetRefl) =>
% 120.37/16.05           (((subsetTrans) =>
% 120.37/16.05             (((setadjoinSub) =>
% 120.37/16.05               (((setadjoinSub2) =>
% 120.37/16.05                 (((subset2powerset) =>
% 120.37/16.05                   (((setextsub) =>
% 120.37/16.05                     (((subsetemptysetimpeq) =>
% 120.37/16.05                       (((powersetI1) =>
% 120.37/16.05                         (((powersetE1) =>
% 120.37/16.05                           (((inPowerset) =>
% 120.37/16.05                             (((powersetsubset) =>
% 120.37/16.05                               (((sepInPowerset) =>
% 120.37/16.05                                 (((sepSubset) =>
% 120.37/16.05                                   (((binunionIL) =>
% 120.37/16.05                                     (((upairset2IR) =>
% 120.37/16.05                                       (((binunionIR) =>
% 120.37/16.05                                         (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                     (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                                 (((!!) @ (
% 120.37/16.05                                                                   ^[Y2 : $i]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl805])).
% 120.37/16.05  thf(zip_derived_cl823, plain,
% 120.37/16.05      (~ (((subsetTrans) =>
% 120.37/16.05           (((setadjoinSub) =>
% 120.37/16.05             (((setadjoinSub2) =>
% 120.37/16.05               (((subset2powerset) =>
% 120.37/16.05                 (((setextsub) =>
% 120.37/16.05                   (((subsetemptysetimpeq) =>
% 120.37/16.05                     (((powersetI1) =>
% 120.37/16.05                       (((powersetE1) =>
% 120.37/16.05                         (((inPowerset) =>
% 120.37/16.05                           (((powersetsubset) =>
% 120.37/16.05                             (((sepInPowerset) =>
% 120.37/16.05                               (((sepSubset) =>
% 120.37/16.05                                 (((binunionIL) =>
% 120.37/16.05                                   (((upairset2IR) =>
% 120.37/16.05                                     (((binunionIR) =>
% 120.37/16.05                                       (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                   (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                               (((!!) @ (
% 120.37/16.05                                                                 ^[Y2 : $i]:
% 120.37/16.05                                                                   (((!!) @ (
% 120.37/16.05                                                                     ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl813])).
% 120.37/16.05  thf(zip_derived_cl833, plain,
% 120.37/16.05      (~ (((setadjoinSub) =>
% 120.37/16.05           (((setadjoinSub2) =>
% 120.37/16.05             (((subset2powerset) =>
% 120.37/16.05               (((setextsub) =>
% 120.37/16.05                 (((subsetemptysetimpeq) =>
% 120.37/16.05                   (((powersetI1) =>
% 120.37/16.05                     (((powersetE1) =>
% 120.37/16.05                       (((inPowerset) =>
% 120.37/16.05                         (((powersetsubset) =>
% 120.37/16.05                           (((sepInPowerset) =>
% 120.37/16.05                             (((sepSubset) =>
% 120.37/16.05                               (((binunionIL) =>
% 120.37/16.05                                 (((upairset2IR) =>
% 120.37/16.05                                   (((binunionIR) =>
% 120.37/16.05                                     (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                                 (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                             (((!!) @ (
% 120.37/16.05                                                               ^[Y2 : $i]:
% 120.37/16.05                                                                 (((!!) @ (
% 120.37/16.05                                                                   ^[Y3 : $o]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl823])).
% 120.37/16.05  thf(zip_derived_cl843, plain,
% 120.37/16.05      (~ (((setadjoinSub2) =>
% 120.37/16.05           (((subset2powerset) =>
% 120.37/16.05             (((setextsub) =>
% 120.37/16.05               (((subsetemptysetimpeq) =>
% 120.37/16.05                 (((powersetI1) =>
% 120.37/16.05                   (((powersetE1) =>
% 120.37/16.05                     (((inPowerset) =>
% 120.37/16.05                       (((powersetsubset) =>
% 120.37/16.05                         (((sepInPowerset) =>
% 120.37/16.05                           (((sepSubset) =>
% 120.37/16.05                             (((binunionIL) =>
% 120.37/16.05                               (((upairset2IR) =>
% 120.37/16.05                                 (((binunionIR) =>
% 120.37/16.05                                   (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                               (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                           (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl833])).
% 120.37/16.05  thf(zip_derived_cl851, plain,
% 120.37/16.05      (~ (((subset2powerset) =>
% 120.37/16.05           (((setextsub) =>
% 120.37/16.05             (((subsetemptysetimpeq) =>
% 120.37/16.05               (((powersetI1) =>
% 120.37/16.05                 (((powersetE1) =>
% 120.37/16.05                   (((inPowerset) =>
% 120.37/16.05                     (((powersetsubset) =>
% 120.37/16.05                       (((sepInPowerset) =>
% 120.37/16.05                         (((sepSubset) =>
% 120.37/16.05                           (((binunionIL) =>
% 120.37/16.05                             (((upairset2IR) =>
% 120.37/16.05                               (((binunionIR) =>
% 120.37/16.05                                 (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                             (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                         (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (!!) @ (
% 120.37/16.05                                                                      ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl843])).
% 120.37/16.05  thf(zip_derived_cl857, plain,
% 120.37/16.05      (~ (((setextsub) =>
% 120.37/16.05           (((subsetemptysetimpeq) =>
% 120.37/16.05             (((powersetI1) =>
% 120.37/16.05               (((powersetE1) =>
% 120.37/16.05                 (((inPowerset) =>
% 120.37/16.05                   (((powersetsubset) =>
% 120.37/16.05                     (((sepInPowerset) =>
% 120.37/16.05                       (((sepSubset) =>
% 120.37/16.05                         (((binunionIL) =>
% 120.37/16.05                           (((upairset2IR) =>
% 120.37/16.05                             (((binunionIR) =>
% 120.37/16.05                               (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                           (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                       (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                                   (((!!) @ (
% 120.37/16.05                                                                     ^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl851])).
% 120.37/16.05  thf(zip_derived_cl864, plain,
% 120.37/16.05      (~ (((subsetemptysetimpeq) =>
% 120.37/16.05           (((powersetI1) =>
% 120.37/16.05             (((powersetE1) =>
% 120.37/16.05               (((inPowerset) =>
% 120.37/16.05                 (((powersetsubset) =>
% 120.37/16.05                   (((sepInPowerset) =>
% 120.37/16.05                     (((sepSubset) =>
% 120.37/16.05                       (((binunionIL) =>
% 120.37/16.05                         (((upairset2IR) =>
% 120.37/16.05                           (((binunionIR) =>
% 120.37/16.05                             (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                         (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                     (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                                 (((!!) @ (
% 120.37/16.05                                                                   ^[Y3 : $o]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl857])).
% 120.37/16.05  thf(zip_derived_cl872, plain,
% 120.37/16.05      (~ (((powersetI1) =>
% 120.37/16.05           (((powersetE1) =>
% 120.37/16.05             (((inPowerset) =>
% 120.37/16.05               (((powersetsubset) =>
% 120.37/16.05                 (((sepInPowerset) =>
% 120.37/16.05                   (((sepSubset) =>
% 120.37/16.05                     (((binunionIL) =>
% 120.37/16.05                       (((upairset2IR) =>
% 120.37/16.05                         (((binunionIR) =>
% 120.37/16.05                           (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                       (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                   (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                               (((!!) @ (
% 120.37/16.05                                                                 ^[Y3 : $o]:
% 120.37/16.05                                                                   (((in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     (binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y0) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y1) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     (Y3)))))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl864])).
% 120.37/16.05  thf(zip_derived_cl879, plain,
% 120.37/16.05      (~ (((powersetE1) =>
% 120.37/16.05           (((inPowerset) =>
% 120.37/16.05             (((powersetsubset) =>
% 120.37/16.05               (((sepInPowerset) =>
% 120.37/16.05                 (((sepSubset) =>
% 120.37/16.05                   (((binunionIL) =>
% 120.37/16.05                     (((upairset2IR) =>
% 120.37/16.05                       (((binunionIR) =>
% 120.37/16.05                         (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                     (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                                 (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                             (((!!) @ (
% 120.37/16.05                                                               ^[Y3 : $o]:
% 120.37/16.05                                                                 (((in @ Y2 @ 
% 120.37/16.05                                                                   (binunion @ 
% 120.37/16.05                                                                    Y0 @ Y1)) =>
% 120.37/16.05                                                                   ((((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y0) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y1) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     (Y3)))))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl872])).
% 120.37/16.05  thf(zip_derived_cl886, plain,
% 120.37/16.05      (~ (((inPowerset) =>
% 120.37/16.05           (((powersetsubset) =>
% 120.37/16.05             (((sepInPowerset) =>
% 120.37/16.05               (((sepSubset) =>
% 120.37/16.05                 (((binunionIL) =>
% 120.37/16.05                   (((upairset2IR) =>
% 120.37/16.05                     (((binunionIR) =>
% 120.37/16.05                       (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                   (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                               (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                           (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl879])).
% 120.37/16.05  thf(zip_derived_cl892, plain,
% 120.37/16.05      (~ (((powersetsubset) =>
% 120.37/16.05           (((sepInPowerset) =>
% 120.37/16.05             (((sepSubset) =>
% 120.37/16.05               (((binunionIL) =>
% 120.37/16.05                 (((upairset2IR) =>
% 120.37/16.05                   (((binunionIR) =>
% 120.37/16.05                     (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                                 (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                             (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                         (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      (
% 120.37/16.05                                                                      binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y0) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      ((
% 120.37/16.05                                                                      (in @ 
% 120.37/16.05                                                                      Y2 @ 
% 120.37/16.05                                                                      Y1) =>
% 120.37/16.05                                                                      (Y3))) =>
% 120.37/16.05                                                                      (Y3)))))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl886])).
% 120.37/16.05  thf(zip_derived_cl899, plain,
% 120.37/16.05      (~ (((sepInPowerset) =>
% 120.37/16.05           (((sepSubset) =>
% 120.37/16.05             (((binunionIL) =>
% 120.37/16.05               (((upairset2IR) =>
% 120.37/16.05                 (((binunionIR) =>
% 120.37/16.05                   (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                               (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                           (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                       (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                                   (((in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     (binunion @ 
% 120.37/16.05                                                                      Y0 @ Y1)) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y0) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y1) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     (Y3)))))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl892])).
% 120.37/16.05  thf(zip_derived_cl906, plain,
% 120.37/16.05      (~ (((sepSubset) =>
% 120.37/16.05           (((binunionIL) =>
% 120.37/16.05             (((upairset2IR) =>
% 120.37/16.05               (((binunionIR) =>
% 120.37/16.05                 (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                             (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                         (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                     (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                                 (((in @ Y2 @ 
% 120.37/16.05                                                                   (binunion @ 
% 120.37/16.05                                                                    Y0 @ Y1)) =>
% 120.37/16.05                                                                   ((((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y0) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     ((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y1) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     (Y3)))))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl899])).
% 120.37/16.05  thf(zip_derived_cl911, plain,
% 120.37/16.05      (~ (((binunionIL) =>
% 120.37/16.05           (((upairset2IR) =>
% 120.37/16.05             (((binunionIR) =>
% 120.37/16.05               (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                           (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                       (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                   (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                               (((in @ Y2 @ 
% 120.37/16.05                                                                 (binunion @ 
% 120.37/16.05                                                                  Y0 @ Y1)) =>
% 120.37/16.05                                                                 (((((in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y0) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                   ((((
% 120.37/16.05                                                                     (in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y1) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                     (Y3)))))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl906])).
% 120.37/16.05  thf(zip_derived_cl917, plain,
% 120.37/16.05      (~ (((upairset2IR) =>
% 120.37/16.05           (((binunionIR) =>
% 120.37/16.05             (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                         (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                     (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                 (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                             (((in @ Y2 @ 
% 120.37/16.05                                                               (binunion @ 
% 120.37/16.05                                                                Y0 @ Y1)) =>
% 120.37/16.05                                                               (((((in @ Y2 @ 
% 120.37/16.05                                                                   Y0) => (Y3))) =>
% 120.37/16.05                                                                 (((((in @ 
% 120.37/16.05                                                                     Y2 @ 
% 120.37/16.05                                                                     Y1) =>
% 120.37/16.05                                                                     (Y3))) =>
% 120.37/16.05                                                                   (Y3)))))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl911])).
% 120.37/16.05  thf(zip_derived_cl924, plain,
% 120.37/16.05      (~ (((binunionIR) =>
% 120.37/16.05           (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                       (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                   (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                               (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                           (((in @ Y2 @ 
% 120.37/16.05                                                             (binunion @ Y0 @ 
% 120.37/16.05                                                              Y1)) =>
% 120.37/16.05                                                             (((((in @ Y2 @ 
% 120.37/16.05                                                                 Y0) => (Y3))) =>
% 120.37/16.05                                                               (((((in @ Y2 @ 
% 120.37/16.05                                                                   Y1) => (Y3))) =>
% 120.37/16.05                                                                 (Y3)))))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl917])).
% 120.37/16.05  thf(zip_derived_cl929, plain,
% 120.37/16.05      (~ (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                     (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                 (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                             (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                         (((in @ Y2 @ 
% 120.37/16.05                                                           (binunion @ Y0 @ Y1)) =>
% 120.37/16.05                                                           (((((in @ Y2 @ 
% 120.37/16.05                                                               Y0) => (Y3))) =>
% 120.37/16.05                                                             (((((in @ Y2 @ 
% 120.37/16.05                                                                 Y1) => (Y3))) =>
% 120.37/16.05                                                               (Y3)))))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl924])).
% 120.37/16.05  thf(zip_derived_cl933, plain,
% 120.37/16.05      (~ (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                     (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                 (((!!) @ (^[Y2 : $o]:
% 120.37/16.05                                             (((in @ Y1 @ 
% 120.37/16.05                                               (binunion @ '#sk781' @ Y0)) =>
% 120.37/16.05                                               (((((in @ Y1 @ '#sk781') => (Y2))) =>
% 120.37/16.05                                                 (((((in @ Y1 @ Y0) => (Y2))) =>
% 120.37/16.05                                                   (Y2))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_exists', [status(thm)], [zip_derived_cl929])).
% 120.37/16.05  thf(zip_derived_cl938, plain,
% 120.37/16.05      (~ (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                     (((!!) @ (^[Y1 : $o]:
% 120.37/16.05                                 (((in @ Y0 @ 
% 120.37/16.05                                   (binunion @ '#sk781' @ '#sk782')) =>
% 120.37/16.05                                   (((((in @ Y0 @ '#sk781') => (Y1))) =>
% 120.37/16.05                                     (((((in @ Y0 @ '#sk782') => (Y1))) => (Y1)))))))))))))),
% 120.37/16.05      inference('lazy_cnf_exists', [status(thm)], [zip_derived_cl933])).
% 120.37/16.05  thf(binunion, axiom,(( binunion @ (X0)@ (X1)) =
% 120.37/16.05    ((setunion @ (setadjoin @ X0 @ (setadjoin @ X1 @ emptyset)))))).
% 120.37/16.05  thf('4', plain,
% 120.37/16.05      (![X1:$i,X0:$i]:
% 120.37/16.05       ( ( binunion @ X0 @ X1 ) =
% 120.37/16.05         ( setunion @ ( setadjoin @ X0 @ ( setadjoin @ X1 @ emptyset ) ) ) )),
% 120.37/16.05      define([status(thm)])).
% 120.37/16.05  thf(zip_derived_cl940, plain,
% 120.37/16.05      (~ (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                     (((!!) @ (^[Y1 : $o]:
% 120.37/16.05                                 (((in @ Y0 @ 
% 120.37/16.05                                   (setunion @ 
% 120.37/16.05                                    (setadjoin @ '#sk781' @ 
% 120.37/16.05                                     (setadjoin @ '#sk782' @ emptyset)))) =>
% 120.37/16.05                                   (((((in @ Y0 @ '#sk781') => (Y1))) =>
% 120.37/16.05                                     (((((in @ Y0 @ '#sk782') => (Y1))) => (Y1)))))))))))))),
% 120.37/16.05      inference('rw', [status(thm)], [zip_derived_cl938, '4'])).
% 120.37/16.05  thf(zip_derived_cl941, plain,
% 120.37/16.05      (~ (((!!) @ (^[Y0 : $o]:
% 120.37/16.05                     (((in @ '#sk783' @ 
% 120.37/16.05                       (setunion @ 
% 120.37/16.05                        (setadjoin @ '#sk781' @ 
% 120.37/16.05                         (setadjoin @ '#sk782' @ emptyset)))) =>
% 120.37/16.05                       (((((in @ '#sk783' @ '#sk781') => (Y0))) =>
% 120.37/16.05                         (((((in @ '#sk783' @ '#sk782') => (Y0))) => (Y0))))))))))),
% 120.37/16.05      inference('lazy_cnf_exists', [status(thm)], [zip_derived_cl940])).
% 120.37/16.05  thf(zip_derived_cl944, plain,
% 120.37/16.05      (~ (((in @ '#sk783' @ 
% 120.37/16.05           (setunion @ 
% 120.37/16.05            (setadjoin @ '#sk781' @ (setadjoin @ '#sk782' @ emptyset)))) =>
% 120.37/16.05           (((((in @ '#sk783' @ '#sk781') => ('#sk784'))) =>
% 120.37/16.05             (((((in @ '#sk783' @ '#sk782') => ('#sk784'))) => ('#sk784')))))))),
% 120.37/16.05      inference('lazy_cnf_exists', [status(thm)], [zip_derived_cl941])).
% 120.37/16.05  thf(zip_derived_cl945, plain,
% 120.37/16.05      ( (in @ '#sk783' @ 
% 120.37/16.05         (setunion @ (setadjoin @ '#sk781' @ (setadjoin @ '#sk782' @ emptyset))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl944])).
% 120.37/16.05  thf(zip_derived_cl946, plain,
% 120.37/16.05      (~ (((((in @ '#sk783' @ '#sk781') => ('#sk784'))) =>
% 120.37/16.05           (((((in @ '#sk783' @ '#sk782') => ('#sk784'))) => ('#sk784')))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl944])).
% 120.37/16.05  thf(zip_derived_cl948, plain,
% 120.37/16.05      (~ (((((in @ '#sk783' @ '#sk782') => ('#sk784'))) => ('#sk784')))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl946])).
% 120.37/16.05  thf(zip_derived_cl950, plain,
% 120.37/16.05      (![X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         ( ('#form251' @ X4 @ X6 @ X8)
% 120.37/16.05          | ~ (((((in @ X6 @ X4) => (X8))) => (X8))))),
% 120.37/16.05      define([status(thm)])).
% 120.37/16.05  thf(zip_derived_cl951, plain,
% 120.37/16.05      (![X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         ( (((in @ X6 @ X4) => (X8))) |  ('#form251' @ X4 @ X6 @ X8))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl950])).
% 120.37/16.05  thf(zip_derived_cl954, plain,
% 120.37/16.05      (![X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         (~ (in @ X6 @ X4) |  (X8) |  ('#form251' @ X4 @ X6 @ X8))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl951])).
% 120.37/16.05  thf(zip_derived_cl952, plain,
% 120.37/16.05      (![X4 : $i, X6 : $i, X8 : $o]: (~ (X8) |  ('#form251' @ X4 @ X6 @ X8))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl950])).
% 120.37/16.05  thf(zip_derived_cl959, plain,
% 120.37/16.05      (![X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         ( ('#form251' @ X4 @ X6 @ X8) | ~ (in @ X6 @ X4))),
% 120.37/16.05      inference('clc', [status(thm)], [zip_derived_cl954, zip_derived_cl952])).
% 120.37/16.05  thf(zip_derived_cl947, plain,
% 120.37/16.05      ( (((in @ '#sk783' @ '#sk781') => ('#sk784')))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl946])).
% 120.37/16.05  thf(zip_derived_cl949, plain, ((~ (in @ '#sk783' @ '#sk781') |  ('#sk784'))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl947])).
% 120.37/16.05  thf(zip_derived_cl371, plain, ( (setunionE)),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl364])).
% 120.37/16.05  thf(setunionE, axiom, (setunionE) =>
% 120.37/16.05    ((((!!) @ (^[Y0 : $i]:
% 120.37/16.05                 (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                             (((in @ Y1 @ (setunion @ Y0)) =>
% 120.37/16.05                               (((!!) @ (^[Y2 : $o]:
% 120.37/16.05                                           (((((!!) @ (^[Y3 : $i]:
% 120.37/16.05                                                         (((in @ Y1 @ Y3) =>
% 120.37/16.05                                                           (((in @ Y3 @ Y0) =>
% 120.37/16.05                                                             (Y2)))))))) =>
% 120.37/16.05                                             (Y2))))))))))))))
% 120.37/16.05     = ($true))).
% 120.37/16.05  thf('5', plain,
% 120.37/16.05      (( setunionE ) <=>
% 120.37/16.05       ( ![X5:$i,X7:$i]:
% 120.37/16.05         ( ( in @ X7 @ ( setunion @ X5 ) ) =>
% 120.37/16.05           ( ![X9:$o]:
% 120.37/16.05             ( ( ![X11:$i]:
% 120.37/16.05                 ( ( in @ X7 @ X11 ) => ( ( in @ X11 @ X5 ) => ( X9 ) ) ) ) =>
% 120.37/16.05               ( X9 ) ) ) ) )),
% 120.37/16.05      inference('rw.lit', [status(esa)], [setunionE])).
% 120.37/16.05  thf(zip_derived_cl380, plain,
% 120.37/16.05      ( (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                    (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                (((in @ Y1 @ (setunion @ Y0)) =>
% 120.37/16.05                                  (((!!) @ (^[Y2 : $o]:
% 120.37/16.05                                              (((((!!) @ (^[Y3 : $i]:
% 120.37/16.05                                                            (((in @ Y1 @ Y3) =>
% 120.37/16.05                                                              (((in @ Y3 @ 
% 120.37/16.05                                                                Y0) => (Y2)))))))) =>
% 120.37/16.05                                                (Y2))))))))))))))),
% 120.37/16.05      inference('rw_clause', [status(thm)], [zip_derived_cl371, '5'])).
% 120.37/16.05  thf(zip_derived_cl387, plain,
% 120.37/16.05      (![X2 : $i]:
% 120.37/16.05          (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                      (((in @ Y0 @ (setunion @ X2)) =>
% 120.37/16.05                        (((!!) @ (^[Y1 : $o]:
% 120.37/16.05                                    (((((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                                  (((in @ Y0 @ Y2) =>
% 120.37/16.05                                                    (((in @ Y2 @ X2) => (Y1)))))))) =>
% 120.37/16.05                                      (Y1)))))))))))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl380])).
% 120.37/16.05  thf(zip_derived_cl393, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i]:
% 120.37/16.05          (((in @ X4 @ (setunion @ X2)) =>
% 120.37/16.05            (((!!) @ (^[Y0 : $o]:
% 120.37/16.05                        (((((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                      (((in @ X4 @ Y1) =>
% 120.37/16.05                                        (((in @ Y1 @ X2) => (Y0)))))))) =>
% 120.37/16.05                          (Y0))))))))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl387])).
% 120.37/16.05  thf(zip_derived_cl400, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i]:
% 120.37/16.05         (~ (in @ X4 @ (setunion @ X2))
% 120.37/16.05          |  (((!!) @ (^[Y0 : $o]:
% 120.37/16.05                         (((((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                       (((in @ X4 @ Y1) =>
% 120.37/16.05                                         (((in @ Y1 @ X2) => (Y0)))))))) =>
% 120.37/16.05                           (Y0)))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl393])).
% 120.37/16.05  thf(zip_derived_cl408, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $o]:
% 120.37/16.05         ( (((((!!) @ (^[Y0 : $i]:
% 120.37/16.05                         (((in @ X4 @ Y0) => (((in @ Y0 @ X2) => (X6)))))))) =>
% 120.37/16.05             (X6)))
% 120.37/16.05          | ~ (in @ X4 @ (setunion @ X2)))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl400])).
% 120.37/16.05  thf(zip_derived_cl414, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $o]:
% 120.37/16.05         (~ (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                        (((in @ X4 @ Y0) => (((in @ Y0 @ X2) => (X6))))))))
% 120.37/16.05          |  (X6)
% 120.37/16.05          | ~ (in @ X4 @ (setunion @ X2)))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl408])).
% 120.37/16.05  thf(zip_derived_cl421, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $o]:
% 120.37/16.05         (~ (((in @ X4 @ ('#sk256' @ X2 @ X4 @ X6)) =>
% 120.37/16.05              (((in @ ('#sk256' @ X2 @ X4 @ X6) @ X2) => (X6)))))
% 120.37/16.05          | ~ (in @ X4 @ (setunion @ X2))
% 120.37/16.05          |  (X6))),
% 120.37/16.05      inference('lazy_cnf_exists', [status(thm)], [zip_derived_cl414])).
% 120.37/16.05  thf(zip_derived_cl429, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $o]:
% 120.37/16.05         ( (in @ X4 @ ('#sk256' @ X2 @ X4 @ X6))
% 120.37/16.05          |  (X6)
% 120.37/16.05          | ~ (in @ X4 @ (setunion @ X2)))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl421])).
% 120.37/16.05  thf(zip_derived_cl952, plain,
% 120.37/16.05      (![X4 : $i, X6 : $i, X8 : $o]: (~ (X8) |  ('#form251' @ X4 @ X6 @ X8))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl950])).
% 120.37/16.05  thf(zip_derived_cl948, plain,
% 120.37/16.05      (~ (((((in @ '#sk783' @ '#sk782') => ('#sk784'))) => ('#sk784')))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl946])).
% 120.37/16.05  thf(zip_derived_cl950, plain,
% 120.37/16.05      (![X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         ( ('#form251' @ X4 @ X6 @ X8)
% 120.37/16.05          | ~ (((((in @ X6 @ X4) => (X8))) => (X8))))),
% 120.37/16.05      define([status(thm)])).
% 120.37/16.05  thf(zip_derived_cl317, plain, ( (setadjoinE)),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl312])).
% 120.37/16.05  thf(setadjoinE, axiom, (setadjoinE) =>
% 120.37/16.05    ((((!!) @ (^[Y0 : $i]:
% 120.37/16.05                 (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                             (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                         (((in @ Y2 @ (setadjoin @ Y0 @ Y1)) =>
% 120.37/16.05                                           (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                       (((((((Y2) = (Y0))) =>
% 120.37/16.05                                                           (Y3))) =>
% 120.37/16.05                                                         (((((in @ Y2 @ Y1) =>
% 120.37/16.05                                                             (Y3))) =>
% 120.37/16.05                                                           (Y3)))))))))))))))))))
% 120.37/16.05     = ($true))).
% 120.37/16.05  thf('6', plain,
% 120.37/16.05      (( setadjoinE ) <=>
% 120.37/16.05       ( ![X5:$i,X7:$i,X9:$i]:
% 120.37/16.05         ( ( in @ X9 @ ( setadjoin @ X5 @ X7 ) ) =>
% 120.37/16.05           ( ![X11:$o]:
% 120.37/16.05             ( ( ( ( X9 ) = ( X5 ) ) => ( X11 ) ) =>
% 120.37/16.05               ( ( ( in @ X9 @ X7 ) => ( X11 ) ) => ( X11 ) ) ) ) ) )),
% 120.37/16.05      inference('rw.lit', [status(esa)], [setadjoinE])).
% 120.37/16.05  thf(zip_derived_cl323, plain,
% 120.37/16.05      ( (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                    (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                            (((in @ Y2 @ 
% 120.37/16.05                                              (setadjoin @ Y0 @ Y1)) =>
% 120.37/16.05                                              (((!!) @ (^[Y3 : $o]:
% 120.37/16.05                                                          (((((((Y2) = (Y0))) =>
% 120.37/16.05                                                              (Y3))) =>
% 120.37/16.05                                                            (((((in @ Y2 @ 
% 120.37/16.05                                                                Y1) => (Y3))) =>
% 120.37/16.05                                                              (Y3)))))))))))))))))))),
% 120.37/16.05      inference('rw_clause', [status(thm)], [zip_derived_cl317, '6'])).
% 120.37/16.05  thf(zip_derived_cl328, plain,
% 120.37/16.05      (![X2 : $i]:
% 120.37/16.05          (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                      (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                  (((in @ Y1 @ (setadjoin @ X2 @ Y0)) =>
% 120.37/16.05                                    (((!!) @ (^[Y2 : $o]:
% 120.37/16.05                                                (((((((Y1) = (X2))) => (Y2))) =>
% 120.37/16.05                                                  (((((in @ Y1 @ Y0) => (Y2))) =>
% 120.37/16.05                                                    (Y2))))))))))))))))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl323])).
% 120.37/16.05  thf(zip_derived_cl333, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i]:
% 120.37/16.05          (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                      (((in @ Y0 @ (setadjoin @ X2 @ X4)) =>
% 120.37/16.05                        (((!!) @ (^[Y1 : $o]:
% 120.37/16.05                                    (((((((Y0) = (X2))) => (Y1))) =>
% 120.37/16.05                                      (((((in @ Y0 @ X4) => (Y1))) => (Y1)))))))))))))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl328])).
% 120.37/16.05  thf(zip_derived_cl338, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i]:
% 120.37/16.05          (((in @ X6 @ (setadjoin @ X2 @ X4)) =>
% 120.37/16.05            (((!!) @ (^[Y0 : $o]:
% 120.37/16.05                        (((((((X6) = (X2))) => (Y0))) =>
% 120.37/16.05                          (((((in @ X6 @ X4) => (Y0))) => (Y0))))))))))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl333])).
% 120.37/16.05  thf(zip_derived_cl344, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i]:
% 120.37/16.05         (~ (in @ X6 @ (setadjoin @ X2 @ X4))
% 120.37/16.05          |  (((!!) @ (^[Y0 : $o]:
% 120.37/16.05                         (((((((X6) = (X2))) => (Y0))) =>
% 120.37/16.05                           (((((in @ X6 @ X4) => (Y0))) => (Y0)))))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl338])).
% 120.37/16.05  thf(zip_derived_cl351, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         ( (((((((X6) = (X2))) => (X8))) =>
% 120.37/16.05             (((((in @ X6 @ X4) => (X8))) => (X8)))))
% 120.37/16.05          | ~ (in @ X6 @ (setadjoin @ X2 @ X4)))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl344])).
% 120.37/16.05  thf(zip_derived_cl358, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         (~ (((((X6) = (X2))) => (X8)))
% 120.37/16.05          |  (((((in @ X6 @ X4) => (X8))) => (X8)))
% 120.37/16.05          | ~ (in @ X6 @ (setadjoin @ X2 @ X4)))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl351])).
% 120.37/16.05  thf(zip_derived_cl365, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         ( (((X6) = (X2)))
% 120.37/16.05          | ~ (in @ X6 @ (setadjoin @ X2 @ X4))
% 120.37/16.05          |  (((((in @ X6 @ X4) => (X8))) => (X8))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl358])).
% 120.37/16.05  thf(zip_derived_cl373, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         (((X6) = (X2))
% 120.37/16.05          | ~ (in @ X6 @ (setadjoin @ X2 @ X4))
% 120.37/16.05          |  (((((in @ X6 @ X4) => (X8))) => (X8))))),
% 120.37/16.05      inference('simplify nested equalities', [status(thm)],
% 120.37/16.05                [zip_derived_cl365])).
% 120.37/16.05  thf(zip_derived_cl374, plain,
% 120.37/16.05      (![X4 : $i, X6 : $i, X8 : $o]:
% 120.37/16.05         (~ ('#form251' @ X4 @ X6 @ X8)
% 120.37/16.05          |  (((((in @ X6 @ X4) => (X8))) => (X8))))),
% 120.37/16.05      define([status(thm)])).
% 120.37/16.05  thf(zip_derived_cl953, plain,
% 120.37/16.05      (~ ('#form251' @ '#sk782' @ '#sk783' @ '#sk784')),
% 120.37/16.05      inference('renaming', [status(thm)],
% 120.37/16.05                [zip_derived_cl948, zip_derived_cl950, zip_derived_cl374])).
% 120.37/16.05  thf(zip_derived_cl430, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $o]:
% 120.37/16.05         (~ (((in @ ('#sk256' @ X2 @ X4 @ X6) @ X2) => (X6)))
% 120.37/16.05          |  (X6)
% 120.37/16.05          | ~ (in @ X4 @ (setunion @ X2)))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl421])).
% 120.37/16.05  thf(zip_derived_cl440, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $o]:
% 120.37/16.05         ( (in @ ('#sk256' @ X2 @ X4 @ X6) @ X2)
% 120.37/16.05          | ~ (in @ X4 @ (setunion @ X2))
% 120.37/16.05          |  (X6))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl430])).
% 120.37/16.05  thf(zip_derived_cl438, plain, ( (upairsetE)),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl428])).
% 120.37/16.05  thf(upairsetE, axiom, (upairsetE) =>
% 120.37/16.05    ((((!!) @ (^[Y0 : $i]:
% 120.37/16.05                 (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                             (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                         (((in @ Y2 @ 
% 120.37/16.05                                           (setadjoin @ Y0 @ 
% 120.37/16.05                                            (setadjoin @ Y1 @ emptyset))) =>
% 120.37/16.05                                           (((((Y2) = (Y1))) | (((Y2) = (Y0))))))))))))))))
% 120.37/16.05     = ($true))).
% 120.37/16.05  thf('7', plain,
% 120.37/16.05      (( upairsetE ) <=>
% 120.37/16.05       ( ![X5:$i,X7:$i,X9:$i]:
% 120.37/16.05         ( ( in @ X9 @ ( setadjoin @ X5 @ ( setadjoin @ X7 @ emptyset ) ) ) =>
% 120.37/16.05           ( ( ( X9 ) = ( X7 ) ) | ( ( X9 ) = ( X5 ) ) ) ) )),
% 120.37/16.05      inference('rw.lit', [status(esa)], [upairsetE])).
% 120.37/16.05  thf(zip_derived_cl447, plain,
% 120.37/16.05      ( (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                    (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                (((!!) @ (^[Y2 : $i]:
% 120.37/16.05                                            (((in @ Y2 @ 
% 120.37/16.05                                              (setadjoin @ Y0 @ 
% 120.37/16.05                                               (setadjoin @ Y1 @ emptyset))) =>
% 120.37/16.05                                              (((((Y2) = (Y1))) |
% 120.37/16.05                                                (((Y2) = (Y0))))))))))))))))),
% 120.37/16.05      inference('rw_clause', [status(thm)], [zip_derived_cl438, '7'])).
% 120.37/16.05  thf(zip_derived_cl454, plain,
% 120.37/16.05      (![X2 : $i]:
% 120.37/16.05          (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                      (((!!) @ (^[Y1 : $i]:
% 120.37/16.05                                  (((in @ Y1 @ 
% 120.37/16.05                                    (setadjoin @ X2 @ 
% 120.37/16.05                                     (setadjoin @ Y0 @ emptyset))) =>
% 120.37/16.05                                    (((((Y1) = (Y0))) | (((Y1) = (X2)))))))))))))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl447])).
% 120.37/16.05  thf(zip_derived_cl461, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i]:
% 120.37/16.05          (((!!) @ (^[Y0 : $i]:
% 120.37/16.05                      (((in @ Y0 @ 
% 120.37/16.05                        (setadjoin @ X2 @ (setadjoin @ X4 @ emptyset))) =>
% 120.37/16.05                        (((((Y0) = (X4))) | (((Y0) = (X2))))))))))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl454])).
% 120.37/16.05  thf(zip_derived_cl466, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i]:
% 120.37/16.05          (((in @ X6 @ (setadjoin @ X2 @ (setadjoin @ X4 @ emptyset))) =>
% 120.37/16.05            (((((X6) = (X4))) | (((X6) = (X2)))))))),
% 120.37/16.05      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl461])).
% 120.37/16.05  thf(zip_derived_cl472, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i]:
% 120.37/16.05         (~ (in @ X6 @ (setadjoin @ X2 @ (setadjoin @ X4 @ emptyset)))
% 120.37/16.05          |  (((((X6) = (X4))) | (((X6) = (X2))))))),
% 120.37/16.05      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl466])).
% 120.37/16.05  thf(zip_derived_cl479, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i]:
% 120.37/16.05         ( (((X6) = (X4)))
% 120.37/16.05          |  (((X6) = (X2)))
% 120.37/16.05          | ~ (in @ X6 @ (setadjoin @ X2 @ (setadjoin @ X4 @ emptyset))))),
% 120.37/16.05      inference('lazy_cnf_or', [status(thm)], [zip_derived_cl472])).
% 120.37/16.05  thf(zip_derived_cl485, plain,
% 120.37/16.05      (![X2 : $i, X4 : $i, X6 : $i]:
% 120.37/16.05         (((X6) = (X4))
% 120.37/16.05          | ((X6) = (X2))
% 120.37/16.05          | ~ (in @ X6 @ (setadjoin @ X2 @ (setadjoin @ X4 @ emptyset))))),
% 120.37/16.05      inference('simplify nested equalities', [status(thm)],
% 120.37/16.05                [zip_derived_cl479])).
% 120.37/16.05  thf(zip_derived_cl17206, plain, ($false),
% 120.37/16.05      inference('eprover', [status(thm)],
% 120.37/16.05                [zip_derived_cl945, zip_derived_cl959, zip_derived_cl949, 
% 120.37/16.05                 zip_derived_cl429, zip_derived_cl952, zip_derived_cl953, 
% 120.37/16.05                 zip_derived_cl440, zip_derived_cl485])).
% 120.37/16.05  
% 120.37/16.05  % SZS output end Refutation
% 120.37/16.05  
% 120.37/16.05  
% 120.37/16.05  % Terminating...
% 121.35/16.26  % Runner terminated.
% 121.35/16.26  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------