TSTP Solution File: NUM703^4 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : NUM703^4 : TPTP v8.1.2. Released v7.1.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.szbs5V2Hw7 true

% Computer : n004.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 12:43:36 EDT 2023

% Result   : Theorem 38.10s 5.49s
% Output   : Refutation 38.10s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.12  % Problem  : NUM703^4 : TPTP v8.1.2. Released v7.1.0.
% 0.08/0.13  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.szbs5V2Hw7 true
% 0.14/0.34  % Computer : n004.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
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Fri Aug 25 17:07:23 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.14/0.35  % Running portfolio for 300 s
% 0.14/0.35  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.35  % Number of cores: 8
% 0.14/0.35  % Python version: Python 3.6.8
% 0.14/0.35  % Running in HO mode
% 0.42/0.67  % Total configuration time : 828
% 0.42/0.67  % Estimated wc time : 1656
% 0.42/0.67  % Estimated cpu time (8 cpus) : 207.0
% 0.42/0.71  % /export/starexec/sandbox2/solver/bin/lams/40_c.s.sh running for 80s
% 0.42/0.72  % /export/starexec/sandbox2/solver/bin/lams/35_full_unif4.sh running for 80s
% 0.42/0.73  % /export/starexec/sandbox2/solver/bin/lams/40_c_ic.sh running for 80s
% 0.42/0.74  % /export/starexec/sandbox2/solver/bin/lams/15_e_short1.sh running for 30s
% 0.59/0.77  % /export/starexec/sandbox2/solver/bin/lams/40_noforms.sh running for 90s
% 0.59/0.77  % /export/starexec/sandbox2/solver/bin/lams/40_b.comb.sh running for 70s
% 0.59/0.77  % /export/starexec/sandbox2/solver/bin/lams/20_acsne_simpl.sh running for 40s
% 0.59/0.77  % /export/starexec/sandbox2/solver/bin/lams/30_sp5.sh running for 60s
% 38.10/5.49  % Solved by lams/40_b.comb.sh.
% 38.10/5.49  % done 252 iterations in 4.674s
% 38.10/5.49  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 38.10/5.49  % SZS output start Refutation
% 38.10/5.49  thf(d_29_ii_type, type, d_29_ii: $i > $i > $o).
% 38.10/5.49  thf('#sk3_type', type, '#sk3': $i).
% 38.10/5.49  thf(nat_type, type, nat: $i).
% 38.10/5.49  thf(moreis_type, type, moreis: $i > $i > $o).
% 38.10/5.49  thf(lessis_type, type, lessis: $i > $i > $o).
% 38.10/5.49  thf(is_of_type, type, is_of: $i > ($i > $o) > $o).
% 38.10/5.49  thf(in_type, type, in: $i > $i > $o).
% 38.10/5.49  thf(l_some_type, type, l_some: $i > ($i > $o) > $o).
% 38.10/5.49  thf(d_Sep_type, type, d_Sep: $i > ($i > $o) > $i).
% 38.10/5.49  thf(emptyset_type, type, emptyset: $i).
% 38.10/5.49  thf(d_Sing_type, type, d_Sing: $i > $i).
% 38.10/5.49  thf(n_is_type, type, n_is: $i > $i > $o).
% 38.10/5.49  thf(imp_type, type, imp: $o > $o > $o).
% 38.10/5.49  thf(omega_type, type, omega: $i).
% 38.10/5.49  thf(all_of_type, type, all_of: ($i > $o) > ($i > $o) > $o).
% 38.10/5.49  thf('#sk2_type', type, '#sk2': $i).
% 38.10/5.49  thf(diffprop_type, type, diffprop: $i > $i > $i > $o).
% 38.10/5.49  thf(binunion_type, type, binunion: $i > $i > $i).
% 38.10/5.49  thf(n_some_type, type, n_some: ($i > $o) > $o).
% 38.10/5.49  thf(l_or_type, type, l_or: $o > $o > $o).
% 38.10/5.49  thf(ordsucc_type, type, ordsucc: $i > $i).
% 38.10/5.49  thf(d_not_type, type, d_not: $o > $o).
% 38.10/5.49  thf(iii_type, type, iii: $i > $i > $o).
% 38.10/5.49  thf(s_comb_type, type, '#S': !>[A:$tType, B:$tType, C:$tType]: ((A > B > C) > (A > B) > A > C)).
% 38.10/5.49  thf(c_comb_type, type, '#C': !>[A:$tType, B:$tType, C:$tType]: ((A > B > C) > B > A > C)).
% 38.10/5.49  thf(b_comb_type, type, '#B': !>[A:$tType, B:$tType, C:$tType]: ((A > B) > (C > A) > C > B)).
% 38.10/5.49  thf(k_comb_type, type, '#K': !>[A:$tType, B:$tType]: (B > A > B)).
% 38.10/5.49  thf(i_comb_type, type, '#I': !>[A:$tType]: (A > A)).
% 38.10/5.49  thf(satz26c, conjecture,
% 38.10/5.49    (all_of @
% 38.10/5.49     ( ^[X0:$i]: ( in @ X0 @ nat ) ) @ 
% 38.10/5.49     ( ^[X0:$i]:
% 38.10/5.49       ( all_of @
% 38.10/5.49         ( ^[X1:$i]: ( in @ X1 @ nat ) ) @ 
% 38.10/5.49         ( ^[X1:$i]:
% 38.10/5.49           ( ( d_29_ii @ ( ordsucc @ X1 ) @ X0 ) => ( moreis @ X1 @ X0 ) ) ) ) ))).
% 38.10/5.49  thf(zf_stmt_0, negated_conjecture,
% 38.10/5.49    (~( all_of @
% 38.10/5.49        ( ^[X0:$i]: ( in @ X0 @ nat ) ) @ 
% 38.10/5.49        ( ^[X0:$i]:
% 38.10/5.49          ( all_of @
% 38.10/5.49            ( ^[X1:$i]: ( in @ X1 @ nat ) ) @ 
% 38.10/5.49            ( ^[X1:$i]:
% 38.10/5.49              ( ( d_29_ii @ ( ordsucc @ X1 ) @ X0 ) => ( moreis @ X1 @ X0 ) ) ) ) ) )),
% 38.10/5.49    inference('cnf.neg', [status(esa)], [satz26c])).
% 38.10/5.49  thf(zip_derived_cl183, plain,
% 38.10/5.49      (~ (all_of @ (^[Y0 : $i]: (in @ Y0 @ nat)) @ 
% 38.10/5.49          (^[Y0 : $i]:
% 38.10/5.49             (all_of @ (^[Y1 : $i]: (in @ Y1 @ nat)) @ 
% 38.10/5.49              (^[Y1 : $i]:
% 38.10/5.49                 (((d_29_ii @ (ordsucc @ Y1) @ Y0) => (moreis @ Y1 @ Y0)))))))),
% 38.10/5.49      inference('cnf', [status(esa)], [zf_stmt_0])).
% 38.10/5.49  thf(zip_derived_cl184, plain,
% 38.10/5.49      (~ (all_of @ ((('#C') @ in @ nat)) @ 
% 38.10/5.49          ((('#B') @ (all_of @ ((('#C') @ in @ nat))) @ 
% 38.10/5.49            ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                         ((('#B') @ ((('#B') @ (=>))) @ 
% 38.10/5.49                           ((('#C') @ ((('#B') @ d_29_ii @ ordsucc)))))))) @ 
% 38.10/5.49              ((('#C') @ moreis)))))))),
% 38.10/5.49      inference('lams2combs', [status(thm)], [zip_derived_cl183])).
% 38.10/5.49  thf(def_nat, axiom,(( nat  ) =
% 38.10/5.49    ((d_Sep @ omega @ (^[Y0 : $i]: (((Y0) != (emptyset)))))))).
% 38.10/5.49  thf('0', plain,
% 38.10/5.49      (( nat ) = ( d_Sep @ omega @ ( ^[V_1:$i]: ( ( V_1 ) != ( emptyset ) ) ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(zip_derived_cl276, plain,
% 38.10/5.49      (~ (all_of @ 
% 38.10/5.49          ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49          ((('#B') @ (all_of @ 
% 38.10/5.49                      ((('#C') @ in @ 
% 38.10/5.49                        (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49            ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                         ((('#B') @ ((('#B') @ (=>))) @ 
% 38.10/5.49                           ((('#C') @ ((('#B') @ d_29_ii @ ordsucc)))))))) @ 
% 38.10/5.49              ((('#C') @ moreis)))))))),
% 38.10/5.49      inference('rw', [status(thm)], [zip_derived_cl184, '0'])).
% 38.10/5.49  thf(def_all_of, axiom, ~ (all_of @ X0 @ X1) =>
% 38.10/5.49    ((((!!) @ (^[Y0 : $i]: (((is_of @ Y0 @ X0) => (X1 @ Y0)))))) != ($true))).
% 38.10/5.49  thf('1', plain,
% 38.10/5.49      (![X0:( $i > $o ),X1:( $i > $o )]:
% 38.10/5.49       ( ( ~( all_of @ X0 @ X1 ) ) <=>
% 38.10/5.49         ( ~( ![X6:$i]: ( ( is_of @ X6 @ X0 ) => ( X1 @ X6 ) ) ) ) )),
% 38.10/5.49      inference('rw.lit', [status(esa)], [def_all_of])).
% 38.10/5.49  thf(zip_derived_cl277, plain,
% 38.10/5.49      (~ (((!!) @ (^[Y0 : $i]:
% 38.10/5.49                     (((is_of @ Y0 @ 
% 38.10/5.49                       ((('#C') @ in @ 
% 38.10/5.49                         (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49                       ((('#B') @ (all_of @ 
% 38.10/5.49                                   ((('#C') @ in @ 
% 38.10/5.49                                     (d_Sep @ omega @ 
% 38.10/5.49                                      ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49                         ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                                      ((('#B') @ ((('#B') @ (=>))) @ 
% 38.10/5.49                                        ((('#C') @ ((('#B') @ d_29_ii @ ordsucc)))))))) @ 
% 38.10/5.49                           ((('#C') @ moreis)))) @ 
% 38.10/5.49                         Y0)))))))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl276, '1'])).
% 38.10/5.49  thf(zip_derived_cl278, plain,
% 38.10/5.49      (~ (((!!) @ ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                               ((('#C') @ is_of @ 
% 38.10/5.49                                 ((('#C') @ in @ 
% 38.10/5.49                                   (d_Sep @ omega @ 
% 38.10/5.49                                    ((('#C') @ (!=) @ emptyset))))))))) @ 
% 38.10/5.49                    ((('#B') @ (all_of @ 
% 38.10/5.49                                ((('#C') @ in @ 
% 38.10/5.49                                  (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49                      ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                                   ((('#B') @ ((('#B') @ (=>))) @ 
% 38.10/5.49                                     ((('#C') @ ((('#B') @ d_29_ii @ ordsucc)))))))) @ 
% 38.10/5.49                        ((('#C') @ moreis))))))))))),
% 38.10/5.49      inference('comb-normalize', [status(thm)], [zip_derived_cl277])).
% 38.10/5.49  thf(zip_derived_cl279, plain,
% 38.10/5.49      (~ (((is_of @ '#sk2' @ 
% 38.10/5.49           ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49           (all_of @ 
% 38.10/5.49           ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49           ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                        ((('#C') @ ((('#B') @ d_29_ii @ ordsucc)) @ '#sk2')))) @ 
% 38.10/5.49             ((('#C') @ moreis @ '#sk2')))))))),
% 38.10/5.49      inference('lazy_cnf_exists', [status(thm)], [zip_derived_cl278])).
% 38.10/5.49  thf(zip_derived_cl281, plain,
% 38.10/5.49      (~ (all_of @ 
% 38.10/5.49          ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49          ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                       ((('#C') @ ((('#B') @ d_29_ii @ ordsucc)) @ '#sk2')))) @ 
% 38.10/5.49            ((('#C') @ moreis @ '#sk2')))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl279])).
% 38.10/5.49  thf(zip_derived_cl282, plain,
% 38.10/5.49      (~ (((!!) @ (^[Y0 : $i]:
% 38.10/5.49                     (((is_of @ Y0 @ 
% 38.10/5.49                       ((('#C') @ in @ 
% 38.10/5.49                         (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49                       ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                                    ((('#C') @ ((('#B') @ d_29_ii @ ordsucc)) @ 
% 38.10/5.49                                      '#sk2')))) @ 
% 38.10/5.49                         ((('#C') @ moreis @ '#sk2')) @ Y0)))))))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl281, '1'])).
% 38.10/5.49  thf(zip_derived_cl283, plain,
% 38.10/5.49      (~ (((!!) @ ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                               ((('#C') @ is_of @ 
% 38.10/5.49                                 ((('#C') @ in @ 
% 38.10/5.49                                   (d_Sep @ omega @ 
% 38.10/5.49                                    ((('#C') @ (!=) @ emptyset))))))))) @ 
% 38.10/5.49                    ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                                 ((('#C') @ ((('#B') @ d_29_ii @ ordsucc)) @ 
% 38.10/5.49                                   '#sk2')))) @ 
% 38.10/5.49                      ((('#C') @ moreis @ '#sk2'))))))))),
% 38.10/5.49      inference('comb-normalize', [status(thm)], [zip_derived_cl282])).
% 38.10/5.49  thf(zip_derived_cl284, plain,
% 38.10/5.49      (~ (((is_of @ '#sk3' @ 
% 38.10/5.49           ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49           (((d_29_ii @ (ordsucc @ '#sk3') @ '#sk2') => (moreis @ '#sk3' @ 
% 38.10/5.49             '#sk2')))))),
% 38.10/5.49      inference('lazy_cnf_exists', [status(thm)], [zip_derived_cl283])).
% 38.10/5.49  thf(def_ordsucc, axiom,(( ordsucc @ (X0)) =
% 38.10/5.49    ((binunion @ X0 @ (d_Sing @ X0))))).
% 38.10/5.49  thf('2', plain,
% 38.10/5.49      (![X0:$i]: ( ( ordsucc @ X0 ) = ( binunion @ X0 @ ( d_Sing @ X0 ) ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(def_d_not, axiom,(( d_not @ (X0)) = ((imp @ X0 @ ($false))))).
% 38.10/5.49  thf('3', plain, (![X0:$o]: ( ( d_not @ X0 ) = ( imp @ X0 @ $false ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(def_l_or, axiom,(( l_or @ (X0)@ (X1)) = ((imp @ (d_not @ X0) @ X1)))).
% 38.10/5.49  thf('4', plain,
% 38.10/5.49      (![X1:$o,X0:$o]: ( ( l_or @ X0 @ X1 ) = ( imp @ ( d_not @ X0 ) @ X1 ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(def_n_some, axiom,(( n_some @ (X0)) = ((l_some @ nat @ X0)))).
% 38.10/5.49  thf('5', plain,
% 38.10/5.49      (![X0:( $i > $o )]: ( ( n_some @ X0 ) = ( l_some @ nat @ X0 ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(def_d_29_ii, axiom,(( d_29_ii @ (X0)@ (X1)) =
% 38.10/5.49    ((n_some @ (diffprop @ X0 @ X1))))).
% 38.10/5.49  thf('6', plain,
% 38.10/5.49      (![X1:$i,X0:$i]:
% 38.10/5.49       ( ( d_29_ii @ X0 @ X1 ) = ( n_some @ ( diffprop @ X0 @ X1 ) ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(def_moreis, axiom,(( moreis @ (X0)@ (X1)) =
% 38.10/5.49    ((l_or @ (d_29_ii @ X0 @ X1) @ (n_is @ X0 @ X1))))).
% 38.10/5.49  thf('7', plain,
% 38.10/5.49      (![X1:$i,X0:$i]:
% 38.10/5.49       ( ( moreis @ X0 @ X1 ) =
% 38.10/5.49         ( l_or @ ( d_29_ii @ X0 @ X1 ) @ ( n_is @ X0 @ X1 ) ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(zip_derived_cl285, plain,
% 38.10/5.49      (~ (((is_of @ '#sk3' @ 
% 38.10/5.49           ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49           (((l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49             (diffprop @ (binunion @ '#sk3' @ (d_Sing @ '#sk3')) @ '#sk2')) =>
% 38.10/5.49             (imp @ 
% 38.10/5.49             (imp @ 
% 38.10/5.49              (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ '#sk3' @ '#sk2')) @ 
% 38.10/5.49              ($false)) @ 
% 38.10/5.49             (n_is @ '#sk3' @ '#sk2'))))))),
% 38.10/5.49      inference('rw', [status(thm)],
% 38.10/5.49                [zip_derived_cl284, '2', '3', '4', '0', '5', '5', '6', '6', '7'])).
% 38.10/5.49  thf(zip_derived_cl287, plain,
% 38.10/5.49      (~ (((l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49           (diffprop @ (binunion @ '#sk3' @ (d_Sing @ '#sk3')) @ '#sk2')) =>
% 38.10/5.49           (imp @ 
% 38.10/5.49           (imp @ 
% 38.10/5.49            (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49             (diffprop @ '#sk3' @ '#sk2')) @ 
% 38.10/5.49            ($false)) @ 
% 38.10/5.49           (n_is @ '#sk3' @ '#sk2'))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl285])).
% 38.10/5.49  thf(zip_derived_cl289, plain,
% 38.10/5.49      (~ (imp @ 
% 38.10/5.49          (imp @ 
% 38.10/5.49           (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49            (diffprop @ '#sk3' @ '#sk2')) @ 
% 38.10/5.49           ($false)) @ 
% 38.10/5.49          (n_is @ '#sk3' @ '#sk2'))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl287])).
% 38.10/5.49  thf(def_imp, axiom, ~ (imp @ X0 @ X1) => ((((X0) => (X1))) != ($true))).
% 38.10/5.49  thf('8', plain,
% 38.10/5.49      (![X0:$o,X1:$o]: ( ( ~( imp @ X0 @ X1 ) ) <=> ( ~( ( X0 ) => ( X1 ) ) ) )),
% 38.10/5.49      inference('rw.lit', [status(esa)], [def_imp])).
% 38.10/5.49  thf(zip_derived_cl290, plain,
% 38.10/5.49      (~ (((imp @ 
% 38.10/5.49           (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49            (diffprop @ '#sk3' @ '#sk2')) @ 
% 38.10/5.49           ($false)) => (n_is @ '#sk3' @ '#sk2')))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl289, '8'])).
% 38.10/5.49  thf(zip_derived_cl291, plain,
% 38.10/5.49      ( (imp @ 
% 38.10/5.49         (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49          (diffprop @ '#sk3' @ '#sk2')) @ 
% 38.10/5.49         ($false))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl290])).
% 38.10/5.49  thf(def_imp, axiom, (imp @ X0 @ X1) => ((((X0) => (X1))) = ($true))).
% 38.10/5.49  thf('9', plain,
% 38.10/5.49      (![X0:$o,X1:$o]: ( ( imp @ X0 @ X1 ) <=> ( ( X0 ) => ( X1 ) ) )),
% 38.10/5.49      inference('rw.lit', [status(esa)], [def_imp])).
% 38.10/5.49  thf(zip_derived_cl293, plain,
% 38.10/5.49      ( (((l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49          (diffprop @ '#sk3' @ '#sk2')) => ($false)))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl291, '9'])).
% 38.10/5.49  thf(zip_derived_cl294, plain,
% 38.10/5.49      ( (((~) @ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ '#sk3' @ '#sk2'))))),
% 38.10/5.49      inference('simplify boolean subterms', [status(thm)], [zip_derived_cl293])).
% 38.10/5.49  thf(zip_derived_cl295, plain,
% 38.10/5.49      (~ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49          (diffprop @ '#sk3' @ '#sk2'))),
% 38.10/5.49      inference('simplify nested equalities', [status(thm)],
% 38.10/5.49                [zip_derived_cl294])).
% 38.10/5.49  thf(zip_derived_cl288, plain,
% 38.10/5.49      ( (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49         (diffprop @ (binunion @ '#sk3' @ (d_Sing @ '#sk3')) @ '#sk2'))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl287])).
% 38.10/5.49  thf(satz26a, axiom,
% 38.10/5.49    (all_of @
% 38.10/5.49     ( ^[X0:$i]: ( in @ X0 @ nat ) ) @ 
% 38.10/5.49     ( ^[X0:$i]:
% 38.10/5.49       ( all_of @
% 38.10/5.49         ( ^[X1:$i]: ( in @ X1 @ nat ) ) @ 
% 38.10/5.49         ( ^[X1:$i]:
% 38.10/5.49           ( ( iii @ X1 @ ( ordsucc @ X0 ) ) => ( lessis @ X1 @ X0 ) ) ) ) ))).
% 38.10/5.49  thf(zip_derived_cl179, plain,
% 38.10/5.49      ( (all_of @ (^[Y0 : $i]: (in @ Y0 @ nat)) @ 
% 38.10/5.49         (^[Y0 : $i]:
% 38.10/5.49            (all_of @ (^[Y1 : $i]: (in @ Y1 @ nat)) @ 
% 38.10/5.49             (^[Y1 : $i]: (((iii @ Y1 @ (ordsucc @ Y0)) => (lessis @ Y1 @ Y0)))))))),
% 38.10/5.49      inference('cnf', [status(esa)], [satz26a])).
% 38.10/5.49  thf(zip_derived_cl180, plain,
% 38.10/5.49      ( (all_of @ ((('#C') @ in @ nat)) @ 
% 38.10/5.49         ((('#B') @ (all_of @ ((('#C') @ in @ nat))) @ 
% 38.10/5.49           ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                        ((('#B') @ ((('#B') @ (=>))) @ 
% 38.10/5.49                          ((('#B') @ ((('#C') @ iii)) @ ordsucc)))))) @ 
% 38.10/5.49             ((('#C') @ lessis)))))))),
% 38.10/5.49      inference('lams2combs', [status(thm)], [zip_derived_cl179])).
% 38.10/5.49  thf(zip_derived_cl636, plain,
% 38.10/5.49      ( (all_of @ 
% 38.10/5.49         ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49         ((('#B') @ (all_of @ 
% 38.10/5.49                     ((('#C') @ in @ 
% 38.10/5.49                       (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49           ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                        ((('#B') @ ((('#B') @ (=>))) @ 
% 38.10/5.49                          ((('#B') @ ((('#C') @ iii)) @ ordsucc)))))) @ 
% 38.10/5.49             ((('#C') @ lessis)))))))),
% 38.10/5.49      inference('rw', [status(thm)], [zip_derived_cl180, '0'])).
% 38.10/5.49  thf(def_all_of, axiom, (all_of @ X0 @ X1) =>
% 38.10/5.49    ((((!!) @ (^[Y0 : $i]: (((is_of @ Y0 @ X0) => (X1 @ Y0)))))) = ($true))).
% 38.10/5.49  thf('10', plain,
% 38.10/5.49      (![X0:( $i > $o ),X1:( $i > $o )]:
% 38.10/5.49       ( ( all_of @ X0 @ X1 ) <=>
% 38.10/5.49         ( ![X6:$i]: ( ( is_of @ X6 @ X0 ) => ( X1 @ X6 ) ) ) )),
% 38.10/5.49      inference('rw.lit', [status(esa)], [def_all_of])).
% 38.10/5.49  thf(zip_derived_cl637, plain,
% 38.10/5.49      ( (((!!) @ (^[Y0 : $i]:
% 38.10/5.49                    (((is_of @ Y0 @ 
% 38.10/5.49                      ((('#C') @ in @ 
% 38.10/5.49                        (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49                      ((('#B') @ (all_of @ 
% 38.10/5.49                                  ((('#C') @ in @ 
% 38.10/5.49                                    (d_Sep @ omega @ 
% 38.10/5.49                                     ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49                        ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                                     ((('#B') @ ((('#B') @ (=>))) @ 
% 38.10/5.49                                       ((('#B') @ ((('#C') @ iii)) @ ordsucc)))))) @ 
% 38.10/5.49                          ((('#C') @ lessis)))) @ 
% 38.10/5.49                        Y0)))))))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl636, '10'])).
% 38.10/5.49  thf(zip_derived_cl638, plain,
% 38.10/5.49      ( (((!!) @ ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                              ((('#C') @ is_of @ 
% 38.10/5.49                                ((('#C') @ in @ 
% 38.10/5.49                                  (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))))) @ 
% 38.10/5.49                   ((('#B') @ (all_of @ 
% 38.10/5.49                               ((('#C') @ in @ 
% 38.10/5.49                                 (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49                     ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                                  ((('#B') @ ((('#B') @ (=>))) @ 
% 38.10/5.49                                    ((('#B') @ ((('#C') @ iii)) @ ordsucc)))))) @ 
% 38.10/5.49                       ((('#C') @ lessis))))))))))),
% 38.10/5.49      inference('comb-normalize', [status(thm)], [zip_derived_cl637])).
% 38.10/5.49  thf(zip_derived_cl639, plain,
% 38.10/5.49      (![X2 : $i]:
% 38.10/5.49          (((is_of @ X2 @ 
% 38.10/5.49            ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49            (all_of @ 
% 38.10/5.49            ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49            ((('#S') @ ((('#B') @ (=>) @ ((('#C') @ iii @ (ordsucc @ X2))))) @ 
% 38.10/5.49              ((('#C') @ lessis @ X2)))))))),
% 38.10/5.49      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl638])).
% 38.10/5.49  thf(zip_derived_cl640, plain,
% 38.10/5.49      (![X2 : $i]:
% 38.10/5.49          (((is_of @ X2 @ 
% 38.10/5.49            ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49            (all_of @ 
% 38.10/5.49            ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49            ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                         ((('#C') @ iii @ (binunion @ X2 @ (d_Sing @ X2)))))) @ 
% 38.10/5.49              ((('#C') @ lessis @ X2)))))))),
% 38.10/5.49      inference('rw', [status(thm)], [zip_derived_cl639, '2'])).
% 38.10/5.49  thf(zip_derived_cl641, plain,
% 38.10/5.49      (![X2 : $i]:
% 38.10/5.49         (~ (is_of @ X2 @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          |  (all_of @ 
% 38.10/5.49              ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49              ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                           ((('#C') @ iii @ (binunion @ X2 @ (d_Sing @ X2)))))) @ 
% 38.10/5.49                ((('#C') @ lessis @ X2))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl640])).
% 38.10/5.49  thf(zip_derived_cl642, plain,
% 38.10/5.49      (![X0 : $i]:
% 38.10/5.49         ( (((!!) @ (^[Y0 : $i]:
% 38.10/5.49                       (((is_of @ Y0 @ 
% 38.10/5.49                         ((('#C') @ in @ 
% 38.10/5.49                           (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49                         ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                                      ((('#C') @ iii @ 
% 38.10/5.49                                        (binunion @ X0 @ (d_Sing @ X0)))))) @ 
% 38.10/5.49                           ((('#C') @ lessis @ X0)) @ Y0)))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl641, '10'])).
% 38.10/5.49  thf(zip_derived_cl643, plain,
% 38.10/5.49      (![X0 : $i]:
% 38.10/5.49         ( (((!!) @ ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                                 ((('#C') @ is_of @ 
% 38.10/5.49                                   ((('#C') @ in @ 
% 38.10/5.49                                     (d_Sep @ omega @ 
% 38.10/5.49                                      ((('#C') @ (!=) @ emptyset))))))))) @ 
% 38.10/5.49                      ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                                   ((('#C') @ iii @ 
% 38.10/5.49                                     (binunion @ X0 @ (d_Sing @ X0)))))) @ 
% 38.10/5.49                        ((('#C') @ lessis @ X0))))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('comb-normalize', [status(thm)], [zip_derived_cl642])).
% 38.10/5.49  thf(zip_derived_cl644, plain,
% 38.10/5.49      (![X0 : $i, X2 : $i]:
% 38.10/5.49         ( (((is_of @ X2 @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49             (((iii @ X2 @ (binunion @ X0 @ (d_Sing @ X0))) => (lessis @ X2 @ 
% 38.10/5.49               X0)))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl643])).
% 38.10/5.49  thf(def_iii, axiom,(( iii @ (X1)@ (X0)) = ((n_some @ (diffprop @ X0 @ X1))))).
% 38.10/5.49  thf('11', plain,
% 38.10/5.49      (![X1:$i,X0:$i]:
% 38.10/5.49       ( ( iii @ X1 @ X0 ) = ( n_some @ ( diffprop @ X0 @ X1 ) ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(def_lessis, axiom,(( lessis @ (X0)@ (X1)) =
% 38.10/5.49    ((l_or @ (iii @ X0 @ X1) @ (n_is @ X0 @ X1))))).
% 38.10/5.49  thf('12', plain,
% 38.10/5.49      (![X1:$i,X0:$i]:
% 38.10/5.49       ( ( lessis @ X0 @ X1 ) =
% 38.10/5.49         ( l_or @ ( iii @ X0 @ X1 ) @ ( n_is @ X0 @ X1 ) ) )),
% 38.10/5.49      define([status(thm)])).
% 38.10/5.49  thf(zip_derived_cl645, plain,
% 38.10/5.49      (![X0 : $i, X2 : $i]:
% 38.10/5.49         ( (((is_of @ X2 @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49             (((l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ (binunion @ X0 @ (d_Sing @ X0)) @ X2)) => (imp @ 
% 38.10/5.49               (imp @ 
% 38.10/5.49                (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ X0 @ X2)) @ 
% 38.10/5.49                ($false)) @ 
% 38.10/5.49               (n_is @ X2 @ X0))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('rw', [status(thm)],
% 38.10/5.49                [zip_derived_cl644, '3', '4', '0', '5', '5', '11', '11', '12'])).
% 38.10/5.49  thf(zip_derived_cl646, plain,
% 38.10/5.49      (![X0 : $i, X2 : $i]:
% 38.10/5.49         (~ (is_of @ X2 @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          |  (((l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ (binunion @ X0 @ (d_Sing @ X0)) @ X2)) => (imp @ 
% 38.10/5.49               (imp @ 
% 38.10/5.49                (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ X0 @ X2)) @ 
% 38.10/5.49                ($false)) @ 
% 38.10/5.49               (n_is @ X2 @ X0))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl645])).
% 38.10/5.49  thf(zip_derived_cl647, plain,
% 38.10/5.49      (![X0 : $i, X2 : $i]:
% 38.10/5.49         (~ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49             (diffprop @ (binunion @ X0 @ (d_Sing @ X0)) @ X2))
% 38.10/5.49          |  (imp @ 
% 38.10/5.49              (imp @ 
% 38.10/5.49               (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                (diffprop @ X0 @ X2)) @ 
% 38.10/5.49               ($false)) @ 
% 38.10/5.49              (n_is @ X2 @ X0))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X2 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl646])).
% 38.10/5.49  thf(zip_derived_cl648, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         ( (((imp @ 
% 38.10/5.49             (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49              (diffprop @ X1 @ X0)) @ 
% 38.10/5.49             ($false)) => (n_is @ X0 @ X1)))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ (binunion @ X1 @ (d_Sing @ X1)) @ X0)))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl647, '9'])).
% 38.10/5.49  thf(zip_derived_cl649, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (imp @ 
% 38.10/5.49             (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49              (diffprop @ X1 @ X0)) @ 
% 38.10/5.49             ($false))
% 38.10/5.49          |  (n_is @ X0 @ X1)
% 38.10/5.49          | ~ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ (binunion @ X1 @ (d_Sing @ X1)) @ X0))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl648])).
% 38.10/5.49  thf(zip_derived_cl650, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (((l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49              (diffprop @ X1 @ X0)) => ($false)))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ (binunion @ X1 @ (d_Sing @ X1)) @ X0))
% 38.10/5.49          |  (n_is @ X0 @ X1))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl649, '8'])).
% 38.10/5.49  thf(zip_derived_cl651, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (((~) @ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                     (diffprop @ X1 @ X0))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ (binunion @ X1 @ (d_Sing @ X1)) @ X0))
% 38.10/5.49          |  (n_is @ X0 @ X1))),
% 38.10/5.49      inference('simplify boolean subterms', [status(thm)], [zip_derived_cl650])).
% 38.10/5.49  thf(zip_derived_cl652, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         ( (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49            (diffprop @ X1 @ X0))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ (binunion @ X1 @ (d_Sing @ X1)) @ X0))
% 38.10/5.49          |  (n_is @ X0 @ X1))),
% 38.10/5.49      inference('simplify nested equalities', [status(thm)],
% 38.10/5.49                [zip_derived_cl651])).
% 38.10/5.49  thf(zip_derived_cl3897, plain,
% 38.10/5.49      (( (n_is @ '#sk2' @ '#sk3')
% 38.10/5.49        | ~ (is_of @ '#sk3' @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49        | ~ (is_of @ '#sk2' @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49        |  (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49            (diffprop @ '#sk3' @ '#sk2')))),
% 38.10/5.49      inference('sup-', [status(thm)], [zip_derived_cl288, zip_derived_cl652])).
% 38.10/5.49  thf(zip_derived_cl295, plain,
% 38.10/5.49      (~ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49          (diffprop @ '#sk3' @ '#sk2'))),
% 38.10/5.49      inference('simplify nested equalities', [status(thm)],
% 38.10/5.49                [zip_derived_cl294])).
% 38.10/5.49  thf(satz14, axiom,
% 38.10/5.49    (all_of @
% 38.10/5.49     ( ^[X0:$i]: ( in @ X0 @ nat ) ) @ 
% 38.10/5.49     ( ^[X0:$i]:
% 38.10/5.49       ( all_of @
% 38.10/5.49         ( ^[X1:$i]: ( in @ X1 @ nat ) ) @ 
% 38.10/5.49         ( ^[X1:$i]: ( ( lessis @ X0 @ X1 ) => ( moreis @ X1 @ X0 ) ) ) ) ))).
% 38.10/5.49  thf(zip_derived_cl67, plain,
% 38.10/5.49      ( (all_of @ (^[Y0 : $i]: (in @ Y0 @ nat)) @ 
% 38.10/5.49         (^[Y0 : $i]:
% 38.10/5.49            (all_of @ (^[Y1 : $i]: (in @ Y1 @ nat)) @ 
% 38.10/5.49             (^[Y1 : $i]: (((lessis @ Y0 @ Y1) => (moreis @ Y1 @ Y0)))))))),
% 38.10/5.49      inference('cnf', [status(esa)], [satz14])).
% 38.10/5.49  thf(zip_derived_cl68, plain,
% 38.10/5.49      ( (all_of @ ((('#C') @ in @ nat)) @ 
% 38.10/5.49         ((('#B') @ (all_of @ ((('#C') @ in @ nat))) @ 
% 38.10/5.49           ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                        ((('#B') @ ((('#B') @ (=>))) @ lessis)))) @ 
% 38.10/5.49             ((('#C') @ moreis)))))))),
% 38.10/5.49      inference('lams2combs', [status(thm)], [zip_derived_cl67])).
% 38.10/5.49  thf(zip_derived_cl418, plain,
% 38.10/5.49      ( (all_of @ 
% 38.10/5.49         ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49         ((('#B') @ (all_of @ 
% 38.10/5.49                     ((('#C') @ in @ 
% 38.10/5.49                       (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49           ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                        ((('#B') @ ((('#B') @ (=>))) @ lessis)))) @ 
% 38.10/5.49             ((('#C') @ moreis)))))))),
% 38.10/5.49      inference('rw', [status(thm)], [zip_derived_cl68, '0'])).
% 38.10/5.49  thf(zip_derived_cl419, plain,
% 38.10/5.49      ( (((!!) @ (^[Y0 : $i]:
% 38.10/5.49                    (((is_of @ Y0 @ 
% 38.10/5.49                      ((('#C') @ in @ 
% 38.10/5.49                        (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49                      ((('#B') @ (all_of @ 
% 38.10/5.49                                  ((('#C') @ in @ 
% 38.10/5.49                                    (d_Sep @ omega @ 
% 38.10/5.49                                     ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49                        ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                                     ((('#B') @ ((('#B') @ (=>))) @ lessis)))) @ 
% 38.10/5.49                          ((('#C') @ moreis)))) @ 
% 38.10/5.49                        Y0)))))))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl418, '10'])).
% 38.10/5.49  thf(zip_derived_cl420, plain,
% 38.10/5.49      ( (((!!) @ ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                              ((('#C') @ is_of @ 
% 38.10/5.49                                ((('#C') @ in @ 
% 38.10/5.49                                  (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))))) @ 
% 38.10/5.49                   ((('#B') @ (all_of @ 
% 38.10/5.49                               ((('#C') @ in @ 
% 38.10/5.49                                 (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) @ 
% 38.10/5.49                     ((('#S') @ ((('#B') @ ('#S') @ 
% 38.10/5.49                                  ((('#B') @ ((('#B') @ (=>))) @ lessis)))) @ 
% 38.10/5.49                       ((('#C') @ moreis))))))))))),
% 38.10/5.49      inference('comb-normalize', [status(thm)], [zip_derived_cl419])).
% 38.10/5.49  thf(zip_derived_cl421, plain,
% 38.10/5.49      (![X2 : $i]:
% 38.10/5.49          (((is_of @ X2 @ 
% 38.10/5.49            ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49            (all_of @ 
% 38.10/5.49            ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49            ((('#S') @ ((('#B') @ (=>) @ (lessis @ X2))) @ 
% 38.10/5.49              ((('#C') @ moreis @ X2)))))))),
% 38.10/5.49      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl420])).
% 38.10/5.49  thf(zip_derived_cl422, plain,
% 38.10/5.49      (![X2 : $i]:
% 38.10/5.49         (~ (is_of @ X2 @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          |  (all_of @ 
% 38.10/5.49              ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))) @ 
% 38.10/5.49              ((('#S') @ ((('#B') @ (=>) @ (lessis @ X2))) @ 
% 38.10/5.49                ((('#C') @ moreis @ X2))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl421])).
% 38.10/5.49  thf(zip_derived_cl423, plain,
% 38.10/5.49      (![X0 : $i]:
% 38.10/5.49         ( (((!!) @ (^[Y0 : $i]:
% 38.10/5.49                       (((is_of @ Y0 @ 
% 38.10/5.49                         ((('#C') @ in @ 
% 38.10/5.49                           (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49                         ((('#S') @ ((('#B') @ (=>) @ (lessis @ X0))) @ 
% 38.10/5.49                           ((('#C') @ moreis @ X0)) @ Y0)))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl422, '10'])).
% 38.10/5.49  thf(zip_derived_cl424, plain,
% 38.10/5.49      (![X0 : $i]:
% 38.10/5.49         ( (((!!) @ ((('#S') @ ((('#B') @ (=>) @ 
% 38.10/5.49                                 ((('#C') @ is_of @ 
% 38.10/5.49                                   ((('#C') @ in @ 
% 38.10/5.49                                     (d_Sep @ omega @ 
% 38.10/5.49                                      ((('#C') @ (!=) @ emptyset))))))))) @ 
% 38.10/5.49                      ((('#S') @ ((('#B') @ (=>) @ (lessis @ X0))) @ 
% 38.10/5.49                        ((('#C') @ moreis @ X0))))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('comb-normalize', [status(thm)], [zip_derived_cl423])).
% 38.10/5.49  thf(zip_derived_cl425, plain,
% 38.10/5.49      (![X0 : $i, X2 : $i]:
% 38.10/5.49         ( (((is_of @ X2 @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49             (((lessis @ X0 @ X2) => (moreis @ X2 @ X0)))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('lazy_cnf_forall', [status(thm)], [zip_derived_cl424])).
% 38.10/5.49  thf(zip_derived_cl426, plain,
% 38.10/5.49      (![X0 : $i, X2 : $i]:
% 38.10/5.49         ( (((is_of @ X2 @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))) =>
% 38.10/5.49             (((imp @ 
% 38.10/5.49               (imp @ 
% 38.10/5.49                (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ X2 @ X0)) @ 
% 38.10/5.49                ($false)) @ 
% 38.10/5.49               (n_is @ X0 @ X2)) => (imp @ 
% 38.10/5.49               (imp @ 
% 38.10/5.49                (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ X2 @ X0)) @ 
% 38.10/5.49                ($false)) @ 
% 38.10/5.49               (n_is @ X2 @ X0))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('rw', [status(thm)],
% 38.10/5.49                [zip_derived_cl425, '3', '4', '4', '0', '5', '6', '11', '7', 
% 38.10/5.49                 '12'])).
% 38.10/5.49  thf(zip_derived_cl427, plain,
% 38.10/5.49      (![X0 : $i, X2 : $i]:
% 38.10/5.49         (~ (is_of @ X2 @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          |  (((imp @ 
% 38.10/5.49               (imp @ 
% 38.10/5.49                (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ X2 @ X0)) @ 
% 38.10/5.49                ($false)) @ 
% 38.10/5.49               (n_is @ X0 @ X2)) => (imp @ 
% 38.10/5.49               (imp @ 
% 38.10/5.49                (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ X2 @ X0)) @ 
% 38.10/5.49                ($false)) @ 
% 38.10/5.49               (n_is @ X2 @ X0))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl426])).
% 38.10/5.49  thf(zip_derived_cl428, plain,
% 38.10/5.49      (![X0 : $i, X2 : $i]:
% 38.10/5.49         (~ (imp @ 
% 38.10/5.49             (imp @ 
% 38.10/5.49              (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ X2 @ X0)) @ 
% 38.10/5.49              ($false)) @ 
% 38.10/5.49             (n_is @ X0 @ X2))
% 38.10/5.49          |  (imp @ 
% 38.10/5.49              (imp @ 
% 38.10/5.49               (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                (diffprop @ X2 @ X0)) @ 
% 38.10/5.49               ($false)) @ 
% 38.10/5.49              (n_is @ X2 @ X0))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X2 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl427])).
% 38.10/5.49  thf(zip_derived_cl429, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (((imp @ 
% 38.10/5.49              (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49               (diffprop @ X0 @ X1)) @ 
% 38.10/5.49              ($false)) => (n_is @ X1 @ X0)))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          |  (imp @ 
% 38.10/5.49              (imp @ 
% 38.10/5.49               (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                (diffprop @ X0 @ X1)) @ 
% 38.10/5.49               ($false)) @ 
% 38.10/5.49              (n_is @ X0 @ X1)))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl428, '8'])).
% 38.10/5.49  thf(zip_derived_cl430, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         ( (((imp @ 
% 38.10/5.49             (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49              (diffprop @ X1 @ X0)) @ 
% 38.10/5.49             ($false)) => (n_is @ X1 @ X0)))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (((imp @ 
% 38.10/5.49                (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ X1 @ X0)) @ 
% 38.10/5.49                ($false)) => (n_is @ X0 @ X1))))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl429, '9'])).
% 38.10/5.49  thf(zip_derived_cl431, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (imp @ 
% 38.10/5.49             (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49              (diffprop @ X1 @ X0)) @ 
% 38.10/5.49             ($false))
% 38.10/5.49          |  (n_is @ X1 @ X0)
% 38.10/5.49          | ~ (((imp @ 
% 38.10/5.49                (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                 (diffprop @ X1 @ X0)) @ 
% 38.10/5.49                ($false)) => (n_is @ X0 @ X1)))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl430])).
% 38.10/5.49  thf(zip_derived_cl432, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (imp @ 
% 38.10/5.49             (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49              (diffprop @ X1 @ X0)) @ 
% 38.10/5.49             ($false))
% 38.10/5.49          |  (n_is @ X1 @ X0)
% 38.10/5.49          | ~ ((($true) => (n_is @ X0 @ X1)))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('local_rewriting', [status(thm)], [zip_derived_cl431])).
% 38.10/5.49  thf(zip_derived_cl433, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (imp @ 
% 38.10/5.49             (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49              (diffprop @ X1 @ X0)) @ 
% 38.10/5.49             ($false))
% 38.10/5.49          |  (n_is @ X1 @ X0)
% 38.10/5.49          | ~ (n_is @ X0 @ X1)
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('simplify boolean subterms', [status(thm)], [zip_derived_cl432])).
% 38.10/5.49  thf(zip_derived_cl434, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (((l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49              (diffprop @ X1 @ X0)) => ($false)))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (n_is @ X0 @ X1)
% 38.10/5.49          |  (n_is @ X1 @ X0))),
% 38.10/5.49      inference('rw_clause', [status(thm)], [zip_derived_cl433, '8'])).
% 38.10/5.49  thf(zip_derived_cl435, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         (~ (((~) @ (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49                     (diffprop @ X1 @ X0))))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (n_is @ X0 @ X1)
% 38.10/5.49          |  (n_is @ X1 @ X0))),
% 38.10/5.49      inference('simplify boolean subterms', [status(thm)], [zip_derived_cl434])).
% 38.10/5.49  thf(zip_derived_cl436, plain,
% 38.10/5.49      (![X0 : $i, X1 : $i]:
% 38.10/5.49         ( (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49            (diffprop @ X1 @ X0))
% 38.10/5.49          | ~ (is_of @ X0 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (is_of @ X1 @ 
% 38.10/5.49               ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49          | ~ (n_is @ X0 @ X1)
% 38.10/5.49          |  (n_is @ X1 @ X0))),
% 38.10/5.49      inference('simplify nested equalities', [status(thm)],
% 38.10/5.49                [zip_derived_cl435])).
% 38.10/5.49  thf(zip_derived_cl2867, plain,
% 38.10/5.49      (( (n_is @ '#sk3' @ '#sk2')
% 38.10/5.49        | ~ (n_is @ '#sk2' @ '#sk3')
% 38.10/5.49        | ~ (is_of @ '#sk3' @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))
% 38.10/5.49        | ~ (is_of @ '#sk2' @ 
% 38.10/5.49             ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset)))))))),
% 38.10/5.49      inference('sup+', [status(thm)], [zip_derived_cl295, zip_derived_cl436])).
% 38.10/5.49  thf(zip_derived_cl292, plain, (~ (n_is @ '#sk3' @ '#sk2')),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl290])).
% 38.10/5.49  thf(zip_derived_cl286, plain,
% 38.10/5.49      ( (is_of @ '#sk3' @ 
% 38.10/5.49         ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl285])).
% 38.10/5.49  thf(zip_derived_cl280, plain,
% 38.10/5.49      ( (is_of @ '#sk2' @ 
% 38.10/5.49         ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl279])).
% 38.10/5.49  thf(zip_derived_cl2870, plain, (~ (n_is @ '#sk2' @ '#sk3')),
% 38.10/5.49      inference('demod', [status(thm)],
% 38.10/5.49                [zip_derived_cl2867, zip_derived_cl292, zip_derived_cl286, 
% 38.10/5.49                 zip_derived_cl280])).
% 38.10/5.49  thf(zip_derived_cl286, plain,
% 38.10/5.49      ( (is_of @ '#sk3' @ 
% 38.10/5.49         ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl285])).
% 38.10/5.49  thf(zip_derived_cl280, plain,
% 38.10/5.49      ( (is_of @ '#sk2' @ 
% 38.10/5.49         ((('#C') @ in @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))))))),
% 38.10/5.49      inference('lazy_cnf_imply', [status(thm)], [zip_derived_cl279])).
% 38.10/5.49  thf(zip_derived_cl3913, plain,
% 38.10/5.49      ( (l_some @ (d_Sep @ omega @ ((('#C') @ (!=) @ emptyset))) @ 
% 38.10/5.49         (diffprop @ '#sk3' @ '#sk2'))),
% 38.10/5.49      inference('demod', [status(thm)],
% 38.10/5.49                [zip_derived_cl3897, zip_derived_cl2870, zip_derived_cl286, 
% 38.10/5.49                 zip_derived_cl280])).
% 38.10/5.49  thf(zip_derived_cl3927, plain, ($false),
% 38.10/5.49      inference('demod', [status(thm)], [zip_derived_cl295, zip_derived_cl3913])).
% 38.10/5.49  
% 38.10/5.49  % SZS output end Refutation
% 38.10/5.49  
% 38.10/5.49  
% 38.10/5.49  % Terminating...
% 38.59/5.58  % Runner terminated.
% 38.59/5.59  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------