TSTP Solution File: SEU490^1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SEU490^1 : TPTP v8.1.2. Released v3.6.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.i98ECqJrgA true

% Computer : n006.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 19:13:17 EDT 2023

% Result   : Theorem 49.67s 7.04s
% Output   : Refutation 49.67s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   27
%            Number of leaves      :   66
% Syntax   : Number of formulae    :  201 (  46 unt;  24 typ;   0 def)
%            Number of atoms       : 1407 ( 158 equ;   1 cnn)
%            Maximal formula atoms :   64 (   7 avg)
%            Number of connectives : 5399 ( 164   ~; 299   |; 335   &;3325   @)
%                                         (   0 <=>; 464  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   30 (  12 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :  485 ( 485   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   29 (  24 usr;   7 con; 0-4 aty)
%                                         ( 795  !!;  17  ??;   0 @@+;   0 @@-)
%            Number of variables   : 1158 ( 875   ^; 276   !;   7   ?;1158   :)

% Comments : 
%------------------------------------------------------------------------------
thf('#form133_type',type,
    '#form133': ( $i > $i > $o ) > $o ).

thf(trc_type,type,
    trc: ( $i > $i > $o ) > $i > $i > $o ).

thf('#sk1_type',type,
    '#sk1': $i > $i > $o ).

thf('#sk278_type',type,
    '#sk278': ( $i > $i > $o ) > $i ).

thf('#form307_type',type,
    '#form307': ( $i > $i > $o ) > $o ).

thf(subrel_type,type,
    subrel: ( $i > $i > $o ) > ( $i > $i > $o ) > $o ).

thf(sc_type,type,
    sc: ( $i > $i > $o ) > $i > $i > $o ).

thf('#sk13_type',type,
    '#sk13': $i > $i > $i > $i > $o ).

thf('#sk134_type',type,
    '#sk134': ( $i > $i > $o ) > $i ).

thf(cr_type,type,
    cr: ( $i > $i > $o ) > $o ).

thf(trsc_type,type,
    trsc: ( $i > $i > $o ) > $i > $i > $o ).

thf('#sk3_type',type,
    '#sk3': $i ).

thf('#sk2_type',type,
    '#sk2': $i ).

thf('#sk191_type',type,
    '#sk191': ( $i > $i > $o ) > $i ).

thf(tc_type,type,
    tc: ( $i > $i > $o ) > $i > $i > $o ).

thf(sconfl_type,type,
    sconfl: ( $i > $i > $o ) > $o ).

thf('#sk14_type',type,
    '#sk14': $i > $i > $i ).

thf('#sk77_type',type,
    '#sk77': ( $i > $i > $o ) > $i ).

thf(join_type,type,
    join: ( $i > $i > $o ) > $i > $i > $o ).

thf(trans_type,type,
    trans: ( $i > $i > $o ) > $o ).

thf('#form65_type',type,
    '#form65': $i > $o ).

thf(rc_type,type,
    rc: ( $i > $i > $o ) > $i > $i > $o ).

thf('#form12_type',type,
    '#form12': $o ).

thf('#sk56_type',type,
    '#sk56': ( $i > $i > $o ) > $i ).

thf(church_rosser,axiom,
    ( cr
    = ( ^ [R: $i > $i > $o] :
        ! [X: $i,Y: $i] :
          ( ( trsc @ R @ X @ Y )
         => ( join @ R @ X @ Y ) ) ) ) ).

thf(joinable,axiom,
    ( join
    = ( ^ [R: $i > $i > $o,X: $i,Y: $i] :
        ? [Z: $i] :
          ( ( trc @ R @ Y @ Z )
          & ( trc @ R @ X @ Z ) ) ) ) ).

thf(transitive_reflexive_closure,axiom,
    ( trc
    = ( ^ [R: $i > $i > $o] : ( rc @ ( tc @ R ) ) ) ) ).

thf(transitive_closure,axiom,
    ( tc
    = ( ^ [R: $i > $i > $o,X: $i,Y: $i] :
        ! [S: $i > $i > $o] :
          ( ( ( trans @ S )
            & ( subrel @ R @ S ) )
         => ( S @ X @ Y ) ) ) ) ).

thf(transitive,axiom,
    ( trans
    = ( ^ [R: $i > $i > $o] :
        ! [X: $i,Y: $i,Z: $i] :
          ( ( ( R @ X @ Y )
            & ( R @ Y @ Z ) )
         => ( R @ X @ Z ) ) ) ) ).

thf('0',plain,
    ( trans
    = ( ^ [R: $i > $i > $o] :
        ! [X: $i,Y: $i,Z: $i] :
          ( ( ( R @ X @ Y )
            & ( R @ Y @ Z ) )
         => ( R @ X @ Z ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[transitive]) ).

thf('1',plain,
    ( trans
    = ( ^ [V_1: $i > $i > $o] :
        ! [X4: $i,X6: $i,X8: $i] :
          ( ( ( V_1 @ X4 @ X6 )
            & ( V_1 @ X6 @ X8 ) )
         => ( V_1 @ X4 @ X8 ) ) ) ),
    define([status(thm)]) ).

thf(subrel,axiom,
    ( subrel
    = ( ^ [R: $i > $i > $o,S: $i > $i > $o] :
        ! [X: $i,Y: $i] :
          ( ( R @ X @ Y )
         => ( S @ X @ Y ) ) ) ) ).

thf('2',plain,
    ( subrel
    = ( ^ [R: $i > $i > $o,S: $i > $i > $o] :
        ! [X: $i,Y: $i] :
          ( ( R @ X @ Y )
         => ( S @ X @ Y ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[subrel]) ).

thf('3',plain,
    ( subrel
    = ( ^ [V_1: $i > $i > $o,V_2: $i > $i > $o] :
        ! [X4: $i,X6: $i] :
          ( ( V_1 @ X4 @ X6 )
         => ( V_2 @ X4 @ X6 ) ) ) ),
    define([status(thm)]) ).

thf('4',plain,
    ( tc
    = ( ^ [R: $i > $i > $o,X: $i,Y: $i] :
        ! [S: $i > $i > $o] :
          ( ( ( trans @ S )
            & ( subrel @ R @ S ) )
         => ( S @ X @ Y ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[transitive_closure,'1','3']) ).

thf('5',plain,
    ( tc
    = ( ^ [V_1: $i > $i > $o,V_2: $i,V_3: $i] :
        ! [X4: $i > $i > $o] :
          ( ( ( trans @ X4 )
            & ( subrel @ V_1 @ X4 ) )
         => ( X4 @ V_2 @ V_3 ) ) ) ),
    define([status(thm)]) ).

thf(reflexive_closure,axiom,
    ( rc
    = ( ^ [R: $i > $i > $o,X: $i,Y: $i] :
          ( ( X = Y )
          | ( R @ X @ Y ) ) ) ) ).

thf('6',plain,
    ( rc
    = ( ^ [R: $i > $i > $o,X: $i,Y: $i] :
          ( ( X = Y )
          | ( R @ X @ Y ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[reflexive_closure]) ).

thf('7',plain,
    ( rc
    = ( ^ [V_1: $i > $i > $o,V_2: $i,V_3: $i] :
          ( ( V_2 = V_3 )
          | ( V_1 @ V_2 @ V_3 ) ) ) ),
    define([status(thm)]) ).

thf('8',plain,
    ( trc
    = ( ^ [R: $i > $i > $o] : ( rc @ ( tc @ R ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[transitive_reflexive_closure,'5','1','7','3']) ).

thf('9',plain,
    ( trc
    = ( ^ [V_1: $i > $i > $o] : ( rc @ ( tc @ V_1 ) ) ) ),
    define([status(thm)]) ).

thf('10',plain,
    ( join
    = ( ^ [R: $i > $i > $o,X: $i,Y: $i] :
        ? [Z: $i] :
          ( ( trc @ R @ Y @ Z )
          & ( trc @ R @ X @ Z ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[joinable,'9','5','1','7','3']) ).

thf('11',plain,
    ( join
    = ( ^ [V_1: $i > $i > $o,V_2: $i,V_3: $i] :
        ? [X4: $i] :
          ( ( trc @ V_1 @ V_3 @ X4 )
          & ( trc @ V_1 @ V_2 @ X4 ) ) ) ),
    define([status(thm)]) ).

thf(transitive_reflexive_symmetric_closure,axiom,
    ( trsc
    = ( ^ [R: $i > $i > $o] : ( sc @ ( rc @ ( tc @ R ) ) ) ) ) ).

thf(symmetric_closure,axiom,
    ( sc
    = ( ^ [R: $i > $i > $o,X: $i,Y: $i] :
          ( ( R @ Y @ X )
          | ( R @ X @ Y ) ) ) ) ).

thf('12',plain,
    ( sc
    = ( ^ [R: $i > $i > $o,X: $i,Y: $i] :
          ( ( R @ Y @ X )
          | ( R @ X @ Y ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[symmetric_closure]) ).

thf('13',plain,
    ( sc
    = ( ^ [V_1: $i > $i > $o,V_2: $i,V_3: $i] :
          ( ( V_1 @ V_3 @ V_2 )
          | ( V_1 @ V_2 @ V_3 ) ) ) ),
    define([status(thm)]) ).

thf('14',plain,
    ( trsc
    = ( ^ [R: $i > $i > $o] : ( sc @ ( rc @ ( tc @ R ) ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[transitive_reflexive_symmetric_closure,'5','1','13','7','3']) ).

thf('15',plain,
    ( trsc
    = ( ^ [V_1: $i > $i > $o] : ( sc @ ( rc @ ( tc @ V_1 ) ) ) ) ),
    define([status(thm)]) ).

thf('16',plain,
    ( cr
    = ( ^ [R: $i > $i > $o] :
        ! [X: $i,Y: $i] :
          ( ( trsc @ R @ X @ Y )
         => ( join @ R @ X @ Y ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[church_rosser,'11','15','9','5','1','13','7','3']) ).

thf('17',plain,
    ( cr
    = ( ^ [V_1: $i > $i > $o] :
        ! [X4: $i,X6: $i] :
          ( ( trsc @ V_1 @ X4 @ X6 )
         => ( join @ V_1 @ X4 @ X6 ) ) ) ),
    define([status(thm)]) ).

thf(semi_confluent,axiom,
    ( sconfl
    = ( ^ [R: $i > $i > $o] :
        ! [X: $i,Y: $i,Z: $i] :
          ( ( ( R @ X @ Z )
            & ( trc @ R @ X @ Y ) )
         => ( join @ R @ Z @ Y ) ) ) ) ).

thf('18',plain,
    ( sconfl
    = ( ^ [R: $i > $i > $o] :
        ! [X: $i,Y: $i,Z: $i] :
          ( ( ( R @ X @ Z )
            & ( trc @ R @ X @ Y ) )
         => ( join @ R @ Z @ Y ) ) ) ),
    inference(simplify_rw_rule,[status(thm)],[semi_confluent,'11','9','5','1','7','3']) ).

thf('19',plain,
    ( sconfl
    = ( ^ [V_1: $i > $i > $o] :
        ! [X4: $i,X6: $i,X8: $i] :
          ( ( ( V_1 @ X4 @ X8 )
            & ( trc @ V_1 @ X4 @ X6 ) )
         => ( join @ V_1 @ X8 @ X6 ) ) ) ),
    define([status(thm)]) ).

thf(semi_confluence_implies_church_rosser,conjecture,
    ! [R: $i > $i > $o] :
      ( ( sconfl @ R )
     => ( cr @ R ) ) ).

thf(zf_stmt_0,conjecture,
    ! [X4: $i > $i > $o] :
      ( ! [X6: $i,X8: $i,X10: $i] :
          ( ( ( ! [X12: $i > $i > $o] :
                  ( ( ! [X20: $i,X22: $i] :
                        ( ( X4 @ X20 @ X22 )
                       => ( X12 @ X20 @ X22 ) )
                    & ! [X14: $i,X16: $i,X18: $i] :
                        ( ( ( X12 @ X16 @ X18 )
                          & ( X12 @ X14 @ X16 ) )
                       => ( X12 @ X14 @ X18 ) ) )
                 => ( X12 @ X6 @ X8 ) )
              | ( X6 = X8 ) )
            & ( X4 @ X6 @ X10 ) )
         => ? [X24: $i] :
              ( ( ! [X38: $i > $i > $o] :
                    ( ( ! [X46: $i,X48: $i] :
                          ( ( X4 @ X46 @ X48 )
                         => ( X38 @ X46 @ X48 ) )
                      & ! [X40: $i,X42: $i,X44: $i] :
                          ( ( ( X38 @ X42 @ X44 )
                            & ( X38 @ X40 @ X42 ) )
                         => ( X38 @ X40 @ X44 ) ) )
                   => ( X38 @ X10 @ X24 ) )
                | ( X10 = X24 ) )
              & ( ! [X26: $i > $i > $o] :
                    ( ( ! [X34: $i,X36: $i] :
                          ( ( X4 @ X34 @ X36 )
                         => ( X26 @ X34 @ X36 ) )
                      & ! [X28: $i,X30: $i,X32: $i] :
                          ( ( ( X26 @ X30 @ X32 )
                            & ( X26 @ X28 @ X30 ) )
                         => ( X26 @ X28 @ X32 ) ) )
                   => ( X26 @ X8 @ X24 ) )
                | ( X8 = X24 ) ) ) )
     => ! [X50: $i,X52: $i] :
          ( ( ! [X66: $i > $i > $o] :
                ( ( ! [X74: $i,X76: $i] :
                      ( ( X4 @ X74 @ X76 )
                     => ( X66 @ X74 @ X76 ) )
                  & ! [X68: $i,X70: $i,X72: $i] :
                      ( ( ( X66 @ X70 @ X72 )
                        & ( X66 @ X68 @ X70 ) )
                     => ( X66 @ X68 @ X72 ) ) )
               => ( X66 @ X50 @ X52 ) )
            | ( X50 = X52 )
            | ! [X54: $i > $i > $o] :
                ( ( ! [X62: $i,X64: $i] :
                      ( ( X4 @ X62 @ X64 )
                     => ( X54 @ X62 @ X64 ) )
                  & ! [X56: $i,X58: $i,X60: $i] :
                      ( ( ( X54 @ X58 @ X60 )
                        & ( X54 @ X56 @ X58 ) )
                     => ( X54 @ X56 @ X60 ) ) )
               => ( X54 @ X52 @ X50 ) )
            | ( X52 = X50 ) )
         => ? [X78: $i] :
              ( ( ! [X92: $i > $i > $o] :
                    ( ( ! [X100: $i,X102: $i] :
                          ( ( X4 @ X100 @ X102 )
                         => ( X92 @ X100 @ X102 ) )
                      & ! [X94: $i,X96: $i,X98: $i] :
                          ( ( ( X92 @ X96 @ X98 )
                            & ( X92 @ X94 @ X96 ) )
                         => ( X92 @ X94 @ X98 ) ) )
                   => ( X92 @ X50 @ X78 ) )
                | ( X50 = X78 ) )
              & ( ! [X80: $i > $i > $o] :
                    ( ( ! [X88: $i,X90: $i] :
                          ( ( X4 @ X88 @ X90 )
                         => ( X80 @ X88 @ X90 ) )
                      & ! [X82: $i,X84: $i,X86: $i] :
                          ( ( ( X80 @ X84 @ X86 )
                            & ( X80 @ X82 @ X84 ) )
                         => ( X80 @ X82 @ X86 ) ) )
                   => ( X80 @ X52 @ X78 ) )
                | ( X52 = X78 ) ) ) ) ) ).

thf(zf_stmt_1,negated_conjecture,
    ~ ! [X4: $i > $i > $o] :
        ( ! [X6: $i,X8: $i,X10: $i] :
            ( ( ( ! [X12: $i > $i > $o] :
                    ( ( ! [X20: $i,X22: $i] :
                          ( ( X4 @ X20 @ X22 )
                         => ( X12 @ X20 @ X22 ) )
                      & ! [X14: $i,X16: $i,X18: $i] :
                          ( ( ( X12 @ X16 @ X18 )
                            & ( X12 @ X14 @ X16 ) )
                         => ( X12 @ X14 @ X18 ) ) )
                   => ( X12 @ X6 @ X8 ) )
                | ( X6 = X8 ) )
              & ( X4 @ X6 @ X10 ) )
           => ? [X24: $i] :
                ( ( ! [X38: $i > $i > $o] :
                      ( ( ! [X46: $i,X48: $i] :
                            ( ( X4 @ X46 @ X48 )
                           => ( X38 @ X46 @ X48 ) )
                        & ! [X40: $i,X42: $i,X44: $i] :
                            ( ( ( X38 @ X42 @ X44 )
                              & ( X38 @ X40 @ X42 ) )
                           => ( X38 @ X40 @ X44 ) ) )
                     => ( X38 @ X10 @ X24 ) )
                  | ( X10 = X24 ) )
                & ( ! [X26: $i > $i > $o] :
                      ( ( ! [X34: $i,X36: $i] :
                            ( ( X4 @ X34 @ X36 )
                           => ( X26 @ X34 @ X36 ) )
                        & ! [X28: $i,X30: $i,X32: $i] :
                            ( ( ( X26 @ X30 @ X32 )
                              & ( X26 @ X28 @ X30 ) )
                           => ( X26 @ X28 @ X32 ) ) )
                     => ( X26 @ X8 @ X24 ) )
                  | ( X8 = X24 ) ) ) )
       => ! [X50: $i,X52: $i] :
            ( ( ! [X66: $i > $i > $o] :
                  ( ( ! [X74: $i,X76: $i] :
                        ( ( X4 @ X74 @ X76 )
                       => ( X66 @ X74 @ X76 ) )
                    & ! [X68: $i,X70: $i,X72: $i] :
                        ( ( ( X66 @ X70 @ X72 )
                          & ( X66 @ X68 @ X70 ) )
                       => ( X66 @ X68 @ X72 ) ) )
                 => ( X66 @ X50 @ X52 ) )
              | ( X50 = X52 )
              | ! [X54: $i > $i > $o] :
                  ( ( ! [X62: $i,X64: $i] :
                        ( ( X4 @ X62 @ X64 )
                       => ( X54 @ X62 @ X64 ) )
                    & ! [X56: $i,X58: $i,X60: $i] :
                        ( ( ( X54 @ X58 @ X60 )
                          & ( X54 @ X56 @ X58 ) )
                       => ( X54 @ X56 @ X60 ) ) )
                 => ( X54 @ X52 @ X50 ) )
              | ( X52 = X50 ) )
           => ? [X78: $i] :
                ( ( ! [X92: $i > $i > $o] :
                      ( ( ! [X100: $i,X102: $i] :
                            ( ( X4 @ X100 @ X102 )
                           => ( X92 @ X100 @ X102 ) )
                        & ! [X94: $i,X96: $i,X98: $i] :
                            ( ( ( X92 @ X96 @ X98 )
                              & ( X92 @ X94 @ X96 ) )
                           => ( X92 @ X94 @ X98 ) ) )
                     => ( X92 @ X50 @ X78 ) )
                  | ( X50 = X78 ) )
                & ( ! [X80: $i > $i > $o] :
                      ( ( ! [X88: $i,X90: $i] :
                            ( ( X4 @ X88 @ X90 )
                           => ( X80 @ X88 @ X90 ) )
                        & ! [X82: $i,X84: $i,X86: $i] :
                            ( ( ( X80 @ X84 @ X86 )
                              & ( X80 @ X82 @ X84 ) )
                           => ( X80 @ X82 @ X86 ) ) )
                     => ( X80 @ X52 @ X78 ) )
                  | ( X52 = X78 ) ) ) ) ),
    inference('cnf.neg',[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl0,plain,
    ~ ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( !!
                    @ ^ [Y3: $i] :
                        ( ( ( ( !!
                              @ ^ [Y4: $i > $i > $o] :
                                  ( ( ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( ( Y0 @ Y5 @ Y6 )
                                             => ( Y4 @ Y5 @ Y6 ) ) ) )
                                    & ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( ( ( Y4 @ Y6 @ Y7 )
                                                    & ( Y4 @ Y5 @ Y6 ) )
                                                 => ( Y4 @ Y5 @ Y7 ) ) ) ) ) )
                                 => ( Y4 @ Y1 @ Y2 ) ) )
                            | ( Y1 = Y2 ) )
                          & ( Y0 @ Y1 @ Y3 ) )
                       => ( ??
                          @ ^ [Y4: $i] :
                              ( ( ( !!
                                  @ ^ [Y5: $i > $i > $o] :
                                      ( ( ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( ( Y0 @ Y6 @ Y7 )
                                                 => ( Y5 @ Y6 @ Y7 ) ) ) )
                                        & ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( !!
                                                  @ ^ [Y8: $i] :
                                                      ( ( ( Y5 @ Y7 @ Y8 )
                                                        & ( Y5 @ Y6 @ Y7 ) )
                                                     => ( Y5 @ Y6 @ Y8 ) ) ) ) ) )
                                     => ( Y5 @ Y3 @ Y4 ) ) )
                                | ( Y3 = Y4 ) )
                              & ( ( !!
                                  @ ^ [Y5: $i > $i > $o] :
                                      ( ( ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( ( Y0 @ Y6 @ Y7 )
                                                 => ( Y5 @ Y6 @ Y7 ) ) ) )
                                        & ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( !!
                                                  @ ^ [Y8: $i] :
                                                      ( ( ( Y5 @ Y7 @ Y8 )
                                                        & ( Y5 @ Y6 @ Y7 ) )
                                                     => ( Y5 @ Y6 @ Y8 ) ) ) ) ) )
                                     => ( Y5 @ Y2 @ Y4 ) ) )
                                | ( Y2 = Y4 ) ) ) ) ) ) ) )
         => ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( !!
                        @ ^ [Y3: $i > $i > $o] :
                            ( ( ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( Y0 @ Y4 @ Y5 )
                                       => ( Y3 @ Y4 @ Y5 ) ) ) )
                              & ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( !!
                                        @ ^ [Y6: $i] :
                                            ( ( ( Y3 @ Y5 @ Y6 )
                                              & ( Y3 @ Y4 @ Y5 ) )
                                           => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                           => ( Y3 @ Y1 @ Y2 ) ) )
                      | ( Y1 = Y2 )
                      | ( !!
                        @ ^ [Y3: $i > $i > $o] :
                            ( ( ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( Y0 @ Y4 @ Y5 )
                                       => ( Y3 @ Y4 @ Y5 ) ) ) )
                              & ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( !!
                                        @ ^ [Y6: $i] :
                                            ( ( ( Y3 @ Y5 @ Y6 )
                                              & ( Y3 @ Y4 @ Y5 ) )
                                           => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                           => ( Y3 @ Y2 @ Y1 ) ) )
                      | ( Y2 = Y1 ) )
                   => ( ??
                      @ ^ [Y3: $i] :
                          ( ( ( !!
                              @ ^ [Y4: $i > $i > $o] :
                                  ( ( ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( ( Y0 @ Y5 @ Y6 )
                                             => ( Y4 @ Y5 @ Y6 ) ) ) )
                                    & ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( ( ( Y4 @ Y6 @ Y7 )
                                                    & ( Y4 @ Y5 @ Y6 ) )
                                                 => ( Y4 @ Y5 @ Y7 ) ) ) ) ) )
                                 => ( Y4 @ Y1 @ Y3 ) ) )
                            | ( Y1 = Y3 ) )
                          & ( ( !!
                              @ ^ [Y4: $i > $i > $o] :
                                  ( ( ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( ( Y0 @ Y5 @ Y6 )
                                             => ( Y4 @ Y5 @ Y6 ) ) ) )
                                    & ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( ( ( Y4 @ Y6 @ Y7 )
                                                    & ( Y4 @ Y5 @ Y6 ) )
                                                 => ( Y4 @ Y5 @ Y7 ) ) ) ) ) )
                                 => ( Y4 @ Y2 @ Y3 ) ) )
                            | ( Y2 = Y3 ) ) ) ) ) ) ) ) ),
    inference(cnf,[status(esa)],[zf_stmt_1]) ).

thf(zip_derived_cl1,plain,
    ~ ( ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( ( !!
                          @ ^ [Y3: $i > $i > $o] :
                              ( ( ( !!
                                  @ ^ [Y4: $i] :
                                      ( !!
                                      @ ^ [Y5: $i] :
                                          ( ( '#sk1' @ Y4 @ Y5 )
                                         => ( Y3 @ Y4 @ Y5 ) ) ) )
                                & ( !!
                                  @ ^ [Y4: $i] :
                                      ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( ( ( Y3 @ Y5 @ Y6 )
                                                & ( Y3 @ Y4 @ Y5 ) )
                                             => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                             => ( Y3 @ Y0 @ Y1 ) ) )
                        | ( Y0 = Y1 ) )
                      & ( '#sk1' @ Y0 @ Y2 ) )
                   => ( ??
                      @ ^ [Y3: $i] :
                          ( ( ( !!
                              @ ^ [Y4: $i > $i > $o] :
                                  ( ( ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( ( '#sk1' @ Y5 @ Y6 )
                                             => ( Y4 @ Y5 @ Y6 ) ) ) )
                                    & ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( ( ( Y4 @ Y6 @ Y7 )
                                                    & ( Y4 @ Y5 @ Y6 ) )
                                                 => ( Y4 @ Y5 @ Y7 ) ) ) ) ) )
                                 => ( Y4 @ Y2 @ Y3 ) ) )
                            | ( Y2 = Y3 ) )
                          & ( ( !!
                              @ ^ [Y4: $i > $i > $o] :
                                  ( ( ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( ( '#sk1' @ Y5 @ Y6 )
                                             => ( Y4 @ Y5 @ Y6 ) ) ) )
                                    & ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( !!
                                              @ ^ [Y7: $i] :
                                                  ( ( ( Y4 @ Y6 @ Y7 )
                                                    & ( Y4 @ Y5 @ Y6 ) )
                                                 => ( Y4 @ Y5 @ Y7 ) ) ) ) ) )
                                 => ( Y4 @ Y1 @ Y3 ) ) )
                            | ( Y1 = Y3 ) ) ) ) ) ) ) )
     => ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( ( ( !!
                    @ ^ [Y2: $i > $i > $o] :
                        ( ( ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( '#sk1' @ Y3 @ Y4 )
                                   => ( Y2 @ Y3 @ Y4 ) ) ) )
                          & ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( ( Y2 @ Y4 @ Y5 )
                                          & ( Y2 @ Y3 @ Y4 ) )
                                       => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                       => ( Y2 @ Y0 @ Y1 ) ) )
                  | ( Y0 = Y1 )
                  | ( !!
                    @ ^ [Y2: $i > $i > $o] :
                        ( ( ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( '#sk1' @ Y3 @ Y4 )
                                   => ( Y2 @ Y3 @ Y4 ) ) ) )
                          & ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( ( Y2 @ Y4 @ Y5 )
                                          & ( Y2 @ Y3 @ Y4 ) )
                                       => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                       => ( Y2 @ Y1 @ Y0 ) ) )
                  | ( Y1 = Y0 ) )
               => ( ??
                  @ ^ [Y2: $i] :
                      ( ( ( !!
                          @ ^ [Y3: $i > $i > $o] :
                              ( ( ( !!
                                  @ ^ [Y4: $i] :
                                      ( !!
                                      @ ^ [Y5: $i] :
                                          ( ( '#sk1' @ Y4 @ Y5 )
                                         => ( Y3 @ Y4 @ Y5 ) ) ) )
                                & ( !!
                                  @ ^ [Y4: $i] :
                                      ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( ( ( Y3 @ Y5 @ Y6 )
                                                & ( Y3 @ Y4 @ Y5 ) )
                                             => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                             => ( Y3 @ Y0 @ Y2 ) ) )
                        | ( Y0 = Y2 ) )
                      & ( ( !!
                          @ ^ [Y3: $i > $i > $o] :
                              ( ( ( !!
                                  @ ^ [Y4: $i] :
                                      ( !!
                                      @ ^ [Y5: $i] :
                                          ( ( '#sk1' @ Y4 @ Y5 )
                                         => ( Y3 @ Y4 @ Y5 ) ) ) )
                                & ( !!
                                  @ ^ [Y4: $i] :
                                      ( !!
                                      @ ^ [Y5: $i] :
                                          ( !!
                                          @ ^ [Y6: $i] :
                                              ( ( ( Y3 @ Y5 @ Y6 )
                                                & ( Y3 @ Y4 @ Y5 ) )
                                             => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                             => ( Y3 @ Y1 @ Y2 ) ) )
                        | ( Y1 = Y2 ) ) ) ) ) ) ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl0]) ).

thf(zip_derived_cl3,plain,
    ~ ( !!
      @ ^ [Y0: $i] :
          ( !!
          @ ^ [Y1: $i] :
              ( ( ( !!
                  @ ^ [Y2: $i > $i > $o] :
                      ( ( ( !!
                          @ ^ [Y3: $i] :
                              ( !!
                              @ ^ [Y4: $i] :
                                  ( ( '#sk1' @ Y3 @ Y4 )
                                 => ( Y2 @ Y3 @ Y4 ) ) ) )
                        & ( !!
                          @ ^ [Y3: $i] :
                              ( !!
                              @ ^ [Y4: $i] :
                                  ( !!
                                  @ ^ [Y5: $i] :
                                      ( ( ( Y2 @ Y4 @ Y5 )
                                        & ( Y2 @ Y3 @ Y4 ) )
                                     => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                     => ( Y2 @ Y0 @ Y1 ) ) )
                | ( Y0 = Y1 )
                | ( !!
                  @ ^ [Y2: $i > $i > $o] :
                      ( ( ( !!
                          @ ^ [Y3: $i] :
                              ( !!
                              @ ^ [Y4: $i] :
                                  ( ( '#sk1' @ Y3 @ Y4 )
                                 => ( Y2 @ Y3 @ Y4 ) ) ) )
                        & ( !!
                          @ ^ [Y3: $i] :
                              ( !!
                              @ ^ [Y4: $i] :
                                  ( !!
                                  @ ^ [Y5: $i] :
                                      ( ( ( Y2 @ Y4 @ Y5 )
                                        & ( Y2 @ Y3 @ Y4 ) )
                                     => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                     => ( Y2 @ Y1 @ Y0 ) ) )
                | ( Y1 = Y0 ) )
             => ( ??
                @ ^ [Y2: $i] :
                    ( ( ( !!
                        @ ^ [Y3: $i > $i > $o] :
                            ( ( ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( '#sk1' @ Y4 @ Y5 )
                                       => ( Y3 @ Y4 @ Y5 ) ) ) )
                              & ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( !!
                                        @ ^ [Y6: $i] :
                                            ( ( ( Y3 @ Y5 @ Y6 )
                                              & ( Y3 @ Y4 @ Y5 ) )
                                           => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                           => ( Y3 @ Y0 @ Y2 ) ) )
                      | ( Y0 = Y2 ) )
                    & ( ( !!
                        @ ^ [Y3: $i > $i > $o] :
                            ( ( ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( '#sk1' @ Y4 @ Y5 )
                                       => ( Y3 @ Y4 @ Y5 ) ) ) )
                              & ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( !!
                                        @ ^ [Y6: $i] :
                                            ( ( ( Y3 @ Y5 @ Y6 )
                                              & ( Y3 @ Y4 @ Y5 ) )
                                           => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                           => ( Y3 @ Y1 @ Y2 ) ) )
                      | ( Y1 = Y2 ) ) ) ) ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl1]) ).

thf(zip_derived_cl5,plain,
    ~ ( !!
      @ ^ [Y0: $i] :
          ( ( ( !!
              @ ^ [Y1: $i > $i > $o] :
                  ( ( ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( ( '#sk1' @ Y2 @ Y3 )
                             => ( Y1 @ Y2 @ Y3 ) ) ) )
                    & ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( !!
                              @ ^ [Y4: $i] :
                                  ( ( ( Y1 @ Y3 @ Y4 )
                                    & ( Y1 @ Y2 @ Y3 ) )
                                 => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                 => ( Y1 @ '#sk2' @ Y0 ) ) )
            | ( '#sk2' = Y0 )
            | ( !!
              @ ^ [Y1: $i > $i > $o] :
                  ( ( ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( ( '#sk1' @ Y2 @ Y3 )
                             => ( Y1 @ Y2 @ Y3 ) ) ) )
                    & ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( !!
                              @ ^ [Y4: $i] :
                                  ( ( ( Y1 @ Y3 @ Y4 )
                                    & ( Y1 @ Y2 @ Y3 ) )
                                 => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                 => ( Y1 @ Y0 @ '#sk2' ) ) )
            | ( Y0 = '#sk2' ) )
         => ( ??
            @ ^ [Y1: $i] :
                ( ( ( !!
                    @ ^ [Y2: $i > $i > $o] :
                        ( ( ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( '#sk1' @ Y3 @ Y4 )
                                   => ( Y2 @ Y3 @ Y4 ) ) ) )
                          & ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( ( Y2 @ Y4 @ Y5 )
                                          & ( Y2 @ Y3 @ Y4 ) )
                                       => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                       => ( Y2 @ '#sk2' @ Y1 ) ) )
                  | ( '#sk2' = Y1 ) )
                & ( ( !!
                    @ ^ [Y2: $i > $i > $o] :
                        ( ( ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( '#sk1' @ Y3 @ Y4 )
                                   => ( Y2 @ Y3 @ Y4 ) ) ) )
                          & ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( ( Y2 @ Y4 @ Y5 )
                                          & ( Y2 @ Y3 @ Y4 ) )
                                       => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                       => ( Y2 @ Y0 @ Y1 ) ) )
                  | ( Y0 = Y1 ) ) ) ) ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl3]) ).

thf(zip_derived_cl7,plain,
    ~ ( ( ( !!
          @ ^ [Y0: $i > $i > $o] :
              ( ( ( !!
                  @ ^ [Y1: $i] :
                      ( !!
                      @ ^ [Y2: $i] :
                          ( ( '#sk1' @ Y1 @ Y2 )
                         => ( Y0 @ Y1 @ Y2 ) ) ) )
                & ( !!
                  @ ^ [Y1: $i] :
                      ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( ( ( Y0 @ Y2 @ Y3 )
                                & ( Y0 @ Y1 @ Y2 ) )
                             => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
             => ( Y0 @ '#sk2' @ '#sk3' ) ) )
        | ( '#sk2' = '#sk3' )
        | ( !!
          @ ^ [Y0: $i > $i > $o] :
              ( ( ( !!
                  @ ^ [Y1: $i] :
                      ( !!
                      @ ^ [Y2: $i] :
                          ( ( '#sk1' @ Y1 @ Y2 )
                         => ( Y0 @ Y1 @ Y2 ) ) ) )
                & ( !!
                  @ ^ [Y1: $i] :
                      ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( ( ( Y0 @ Y2 @ Y3 )
                                & ( Y0 @ Y1 @ Y2 ) )
                             => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
             => ( Y0 @ '#sk3' @ '#sk2' ) ) )
        | ( '#sk3' = '#sk2' ) )
     => ( ??
        @ ^ [Y0: $i] :
            ( ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ '#sk2' @ Y0 ) ) )
              | ( '#sk2' = Y0 ) )
            & ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ '#sk3' @ Y0 ) ) )
              | ( '#sk3' = Y0 ) ) ) ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl5]) ).

thf(zip_derived_cl10,plain,
    ~ ( ??
      @ ^ [Y0: $i] :
          ( ( ( !!
              @ ^ [Y1: $i > $i > $o] :
                  ( ( ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( ( '#sk1' @ Y2 @ Y3 )
                             => ( Y1 @ Y2 @ Y3 ) ) ) )
                    & ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( !!
                              @ ^ [Y4: $i] :
                                  ( ( ( Y1 @ Y3 @ Y4 )
                                    & ( Y1 @ Y2 @ Y3 ) )
                                 => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                 => ( Y1 @ '#sk2' @ Y0 ) ) )
            | ( '#sk2' = Y0 ) )
          & ( ( !!
              @ ^ [Y1: $i > $i > $o] :
                  ( ( ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( ( '#sk1' @ Y2 @ Y3 )
                             => ( Y1 @ Y2 @ Y3 ) ) ) )
                    & ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( !!
                              @ ^ [Y4: $i] :
                                  ( ( ( Y1 @ Y3 @ Y4 )
                                    & ( Y1 @ Y2 @ Y3 ) )
                                 => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                 => ( Y1 @ '#sk3' @ Y0 ) ) )
            | ( '#sk3' = Y0 ) ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl7]) ).

thf(zip_derived_cl13,plain,
    ! [X2: $i] :
      ~ ( ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk2' @ X2 ) ) )
          | ( '#sk2' = X2 ) )
        & ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl10]) ).

thf(zip_derived_cl19,plain,
    ! [X2: $i] :
      ( ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk2' @ X2 ) ) )
          | ( '#sk2' = X2 ) )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl13]) ).

thf(zip_derived_cl26,plain,
    ! [X2: $i] :
      ( ~ ( !!
          @ ^ [Y0: $i > $i > $o] :
              ( ( ( !!
                  @ ^ [Y1: $i] :
                      ( !!
                      @ ^ [Y2: $i] :
                          ( ( '#sk1' @ Y1 @ Y2 )
                         => ( Y0 @ Y1 @ Y2 ) ) ) )
                & ( !!
                  @ ^ [Y1: $i] :
                      ( !!
                      @ ^ [Y2: $i] :
                          ( !!
                          @ ^ [Y3: $i] :
                              ( ( ( Y0 @ Y2 @ Y3 )
                                & ( Y0 @ Y1 @ Y2 ) )
                             => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
             => ( Y0 @ '#sk2' @ X2 ) ) )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference(lazy_cnf_or,[status(thm)],[zip_derived_cl19]) ).

thf(zip_derived_cl36,plain,
    ! [X2: $i] :
      ( ~ ( ( ( !!
              @ ^ [Y0: $i] :
                  ( !!
                  @ ^ [Y1: $i] :
                      ( ( '#sk1' @ Y0 @ Y1 )
                     => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) ) ) )
            & ( !!
              @ ^ [Y0: $i] :
                  ( !!
                  @ ^ [Y1: $i] :
                      ( !!
                      @ ^ [Y2: $i] :
                          ( ( ( '#sk13' @ '#sk2' @ X2 @ Y1 @ Y2 )
                            & ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) )
                         => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y2 ) ) ) ) ) )
         => ( '#sk13' @ '#sk2' @ X2 @ '#sk2' @ X2 ) )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl26]) ).

thf(zip_derived_cl47,plain,
    ! [X2: $i] :
      ( ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk2' @ X2 @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y2 ) ) ) ) ) )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl36]) ).

thf(zip_derived_cl59,plain,
    ! [X2: $i] :
      ( ( '#form65' @ X2 )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl61,plain,
    ! [X2: $i] :
      ( ( '#sk3' != X2 )
      | ( '#form65' @ X2 ) ),
    inference(lazy_cnf_or,[status(thm)],[zip_derived_cl59]) ).

thf(zip_derived_cl83,plain,
    ! [X2: $i] :
      ( ( '#sk3' != X2 )
      | ( '#form65' @ X2 ) ),
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl61]) ).

thf(zip_derived_cl84,plain,
    '#form65' @ '#sk3',
    inference(simplify,[status(thm)],[zip_derived_cl83]) ).

thf(zip_derived_cl48,plain,
    ! [X2: $i] :
      ( ~ ( '#sk13' @ '#sk2' @ X2 @ '#sk2' @ X2 )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl36]) ).

thf(zip_derived_cl59_001,plain,
    ! [X2: $i] :
      ( ( '#form65' @ X2 )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl63,plain,
    ! [X2: $i] :
      ( ~ ( '#form65' @ X2 )
      | ~ ( '#sk13' @ '#sk2' @ X2 @ '#sk2' @ X2 ) ),
    inference(renaming,[status(thm)],[zip_derived_cl48,zip_derived_cl59]) ).

thf(zip_derived_cl9,plain,
    ( ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) )
    | ( '#sk2' = '#sk3' )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk3' @ '#sk2' ) ) )
    | ( '#sk3' = '#sk2' ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl7]) ).

thf(zip_derived_cl12,plain,
    ( ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) )
    | ( '#sk2' = '#sk3' )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk3' @ '#sk2' ) ) )
    | ( '#sk3' = '#sk2' ) ),
    inference(lazy_cnf_or,[status(thm)],[zip_derived_cl9]) ).

thf(zip_derived_cl15,plain,
    ( ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) )
    | ( '#sk2' = '#sk3' )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk3' @ '#sk2' ) ) )
    | ( '#sk3' = '#sk2' ) ),
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl12]) ).

thf(zip_derived_cl16,plain,
    ( ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk3' @ '#sk2' ) ) )
    | ( '#sk2' = '#sk3' )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) ) ),
    inference(simplify,[status(thm)],[zip_derived_cl15]) ).

thf(zip_derived_cl17,plain,
    ! [X2: $i > $i > $o] :
      ( ( ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X2 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X2 @ Y1 @ Y2 )
                          & ( X2 @ Y0 @ Y1 ) )
                       => ( X2 @ Y0 @ Y2 ) ) ) ) ) )
       => ( X2 @ '#sk3' @ '#sk2' ) )
      | ( !!
        @ ^ [Y0: $i > $i > $o] :
            ( ( ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( '#sk1' @ Y1 @ Y2 )
                       => ( Y0 @ Y1 @ Y2 ) ) ) )
              & ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( !!
                        @ ^ [Y3: $i] :
                            ( ( ( Y0 @ Y2 @ Y3 )
                              & ( Y0 @ Y1 @ Y2 ) )
                           => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
           => ( Y0 @ '#sk2' @ '#sk3' ) ) )
      | ( '#sk2' = '#sk3' ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl16]) ).

thf(zip_derived_cl22,plain,
    ( ~ '#form12'
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl23,plain,
    ! [X2: $i > $i > $o] :
      ( ( ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X2 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X2 @ Y1 @ Y2 )
                          & ( X2 @ Y0 @ Y1 ) )
                       => ( X2 @ Y0 @ Y2 ) ) ) ) ) )
       => ( X2 @ '#sk2' @ '#sk3' ) )
      | ~ '#form12' ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl22]) ).

thf(zip_derived_cl35,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X2 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X2 @ Y1 @ Y2 )
                          & ( X2 @ Y0 @ Y1 ) )
                       => ( X2 @ Y0 @ Y2 ) ) ) ) ) )
      | ( X2 @ '#sk2' @ '#sk3' )
      | ~ '#form12' ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl23]) ).

thf(zip_derived_cl46,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( X2 @ Y0 @ Y1 ) ) ) )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) )
      | ~ '#form12'
      | ( X2 @ '#sk2' @ '#sk3' ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl35]) ).

thf(zip_derived_cl58,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( !!
          @ ^ [Y0: $i] :
              ( ( '#sk1' @ ( '#sk56' @ X2 ) @ Y0 )
             => ( X2 @ ( '#sk56' @ X2 ) @ Y0 ) ) )
      | ( X2 @ '#sk2' @ '#sk3' )
      | ~ '#form12'
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl46]) ).

thf(zip_derived_cl79,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) )
         => ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) )
      | ~ '#form12'
      | ( X2 @ '#sk2' @ '#sk3' ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl58]) ).

thf(zip_derived_cl95,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#form133' @ X2 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl96,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( ( X2 @ Y0 @ Y1 )
                    & ( X2 @ ( '#sk134' @ X2 ) @ Y0 ) )
                 => ( X2 @ ( '#sk134' @ X2 ) @ Y1 ) ) ) )
      | ( '#form133' @ X2 ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl95]) ).

thf(zip_derived_cl122,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( !!
          @ ^ [Y0: $i] :
              ( ( ( X2 @ ( '#sk191' @ X2 ) @ Y0 )
                & ( X2 @ ( '#sk134' @ X2 ) @ ( '#sk191' @ X2 ) ) )
             => ( X2 @ ( '#sk134' @ X2 ) @ Y0 ) ) )
      | ( '#form133' @ X2 ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl96]) ).

thf(zip_derived_cl137,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( ( ( X2 @ ( '#sk191' @ X2 ) @ ( '#sk278' @ X2 ) )
            & ( X2 @ ( '#sk134' @ X2 ) @ ( '#sk191' @ X2 ) ) )
         => ( X2 @ ( '#sk134' @ X2 ) @ ( '#sk278' @ X2 ) ) )
      | ( '#form133' @ X2 ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl122]) ).

thf(zip_derived_cl153,plain,
    ! [X2: $i > $i > $o] :
      ( ( ( X2 @ ( '#sk191' @ X2 ) @ ( '#sk278' @ X2 ) )
        & ( X2 @ ( '#sk134' @ X2 ) @ ( '#sk191' @ X2 ) ) )
      | ( '#form133' @ X2 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl137]) ).

thf(zip_derived_cl164,plain,
    ! [X2: $i > $i > $o] :
      ( ( X2 @ ( '#sk191' @ X2 ) @ ( '#sk278' @ X2 ) )
      | ( '#form133' @ X2 ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl153]) ).

thf(zip_derived_cl165,plain,
    ! [X2: $i > $i > $o] :
      ( ( X2 @ ( '#sk134' @ X2 ) @ ( '#sk191' @ X2 ) )
      | ( '#form133' @ X2 ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl153]) ).

thf(zip_derived_cl154,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( X2 @ ( '#sk134' @ X2 ) @ ( '#sk278' @ X2 ) )
      | ( '#form133' @ X2 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl137]) ).

thf(zip_derived_cl47_002,plain,
    ! [X2: $i] :
      ( ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk2' @ X2 @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y2 ) ) ) ) ) )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl36]) ).

thf(zip_derived_cl59_003,plain,
    ! [X2: $i] :
      ( ( '#form65' @ X2 )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl62,plain,
    ! [X2: $i] :
      ( ~ ( '#form65' @ X2 )
      | ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk2' @ X2 @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y2 ) ) ) ) ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl47,zip_derived_cl59]) ).

thf(zip_derived_cl80,plain,
    ! [X2: $i] :
      ( ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( ( '#sk1' @ Y0 @ Y1 )
               => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) ) ) )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl62]) ).

thf(zip_derived_cl98,plain,
    ! [X2: $i,X4: $i] :
      ( ( !!
        @ ^ [Y0: $i] :
            ( ( '#sk1' @ X4 @ Y0 )
           => ( '#sk13' @ '#sk2' @ X2 @ X4 @ Y0 ) ) )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl80]) ).

thf(zip_derived_cl123,plain,
    ! [X2: $i,X4: $i,X6: $i] :
      ( ( ( '#sk1' @ X4 @ X6 )
       => ( '#sk13' @ '#sk2' @ X2 @ X4 @ X6 ) )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl98]) ).

thf(zip_derived_cl138,plain,
    ! [X2: $i,X4: $i,X6: $i] :
      ( ~ ( '#sk1' @ X4 @ X6 )
      | ( '#sk13' @ '#sk2' @ X2 @ X4 @ X6 )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl123]) ).

thf(zip_derived_cl79_004,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) )
         => ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) )
      | ~ '#form12'
      | ( X2 @ '#sk2' @ '#sk3' ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl58]) ).

thf(zip_derived_cl95_005,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#form133' @ X2 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl97,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | ( X2 @ '#sk2' @ '#sk3' )
      | ~ '#form12'
      | ~ ( ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) )
         => ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl79,zip_derived_cl95]) ).

thf(zip_derived_cl121,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) )
      | ~ '#form12'
      | ( X2 @ '#sk2' @ '#sk3' )
      | ~ ( '#form133' @ X2 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl97]) ).

thf(zip_derived_cl727,plain,
    ! [X0: $i > $i > $o] :
      ( ( ( X0 @ ( '#sk56' @ X0 ) @ ( '#sk77' @ X0 ) )
       != ( '#form133' @ X0 ) )
      | ~ ( '#form133' @ X0 )
      | ( X0 @ '#sk2' @ '#sk3' )
      | ~ '#form12' ),
    inference(eq_fact,[status(thm)],[zip_derived_cl121]) ).

thf(zip_derived_cl735,plain,
    ! [X0: $i > $i > $o] :
      ( ~ ( X0 @ ( '#sk56' @ X0 ) @ ( '#sk77' @ X0 ) )
      | ~ ( '#form133' @ X0 )
      | ( X0 @ '#sk2' @ '#sk3' )
      | ~ '#form12' ),
    inference(local_rewriting,[status(thm)],[zip_derived_cl727]) ).

thf(zip_derived_cl17_006,plain,
    ! [X2: $i > $i > $o] :
      ( ( ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X2 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X2 @ Y1 @ Y2 )
                          & ( X2 @ Y0 @ Y1 ) )
                       => ( X2 @ Y0 @ Y2 ) ) ) ) ) )
       => ( X2 @ '#sk3' @ '#sk2' ) )
      | ( !!
        @ ^ [Y0: $i > $i > $o] :
            ( ( ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( '#sk1' @ Y1 @ Y2 )
                       => ( Y0 @ Y1 @ Y2 ) ) ) )
              & ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( !!
                        @ ^ [Y3: $i] :
                            ( ( ( Y0 @ Y2 @ Y3 )
                              & ( Y0 @ Y1 @ Y2 ) )
                           => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
           => ( Y0 @ '#sk2' @ '#sk3' ) ) )
      | ( '#sk2' = '#sk3' ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl16]) ).

thf(zip_derived_cl185,plain,
    ( ( ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) )
     => ( '#sk13' @ '#sk3' @ '#sk2' @ '#sk3' @ '#sk2' ) )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) )
    | ( '#sk2' = '#sk3' ) ),
    inference(triggered_bool_instantiation,[status(thm)],[zip_derived_cl17]) ).

thf(zip_derived_cl27,plain,
    ! [X2: $i] :
      ( ( '#sk2' != X2 )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference(lazy_cnf_or,[status(thm)],[zip_derived_cl19]) ).

thf(zip_derived_cl37,plain,
    ! [X2: $i] :
      ( ( '#sk2' != X2 )
      | ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ '#sk3' @ X2 ) ) )
          | ( '#sk3' = X2 ) ) ),
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl27]) ).

thf(zip_derived_cl38,plain,
    ~ ( ( !!
        @ ^ [Y0: $i > $i > $o] :
            ( ( ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( '#sk1' @ Y1 @ Y2 )
                       => ( Y0 @ Y1 @ Y2 ) ) ) )
              & ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( !!
                        @ ^ [Y3: $i] :
                            ( ( ( Y0 @ Y2 @ Y3 )
                              & ( Y0 @ Y1 @ Y2 ) )
                           => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
           => ( Y0 @ '#sk3' @ '#sk2' ) ) )
      | ( '#sk3' = '#sk2' ) ),
    inference(simplify,[status(thm)],[zip_derived_cl37]) ).

thf(zip_derived_cl39,plain,
    ~ ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk3' @ '#sk2' ) ) ),
    inference(lazy_cnf_or,[status(thm)],[zip_derived_cl38]) ).

thf(zip_derived_cl49,plain,
    ~ ( ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) )
     => ( '#sk13' @ '#sk3' @ '#sk2' @ '#sk3' @ '#sk2' ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl39]) ).

thf(zip_derived_cl65,plain,
    ~ ( '#sk13' @ '#sk3' @ '#sk2' @ '#sk3' @ '#sk2' ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl49]) ).

thf(zip_derived_cl259,plain,
    ( ( ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) )
     => $false )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) )
    | ( '#sk2' = '#sk3' ) ),
    inference(demod,[status(thm)],[zip_derived_cl185,zip_derived_cl65]) ).

thf(zip_derived_cl40,plain,
    '#sk3' != '#sk2',
    inference(lazy_cnf_or,[status(thm)],[zip_derived_cl38]) ).

thf(zip_derived_cl50,plain,
    '#sk3' != '#sk2',
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl40]) ).

thf(zip_derived_cl260,plain,
    ( ( ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) )
     => $false )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl259,zip_derived_cl50]) ).

thf(zip_derived_cl261,plain,
    ( ( (~)
      @ ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) ) )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) ) ),
    inference('simplify boolean subterms',[status(thm)],[zip_derived_cl260]) ).

thf(zip_derived_cl262,plain,
    ( ~ ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) )
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) ) ),
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl261]) ).

thf(zip_derived_cl22_007,plain,
    ( ~ '#form12'
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl263,plain,
    ( '#form12'
    | ~ ( ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
        & ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                        & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                     => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl262,zip_derived_cl22]) ).

thf(zip_derived_cl264,plain,
    ( ~ ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( ( '#sk1' @ Y0 @ Y1 )
               => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
    | ~ ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                      & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                   => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) )
    | '#form12' ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl263]) ).

thf(zip_derived_cl2,plain,
    ( !!
    @ ^ [Y0: $i] :
        ( !!
        @ ^ [Y1: $i] :
            ( !!
            @ ^ [Y2: $i] :
                ( ( ( ( !!
                      @ ^ [Y3: $i > $i > $o] :
                          ( ( ( !!
                              @ ^ [Y4: $i] :
                                  ( !!
                                  @ ^ [Y5: $i] :
                                      ( ( '#sk1' @ Y4 @ Y5 )
                                     => ( Y3 @ Y4 @ Y5 ) ) ) )
                            & ( !!
                              @ ^ [Y4: $i] :
                                  ( !!
                                  @ ^ [Y5: $i] :
                                      ( !!
                                      @ ^ [Y6: $i] :
                                          ( ( ( Y3 @ Y5 @ Y6 )
                                            & ( Y3 @ Y4 @ Y5 ) )
                                         => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                         => ( Y3 @ Y0 @ Y1 ) ) )
                    | ( Y0 = Y1 ) )
                  & ( '#sk1' @ Y0 @ Y2 ) )
               => ( ??
                  @ ^ [Y3: $i] :
                      ( ( ( !!
                          @ ^ [Y4: $i > $i > $o] :
                              ( ( ( !!
                                  @ ^ [Y5: $i] :
                                      ( !!
                                      @ ^ [Y6: $i] :
                                          ( ( '#sk1' @ Y5 @ Y6 )
                                         => ( Y4 @ Y5 @ Y6 ) ) ) )
                                & ( !!
                                  @ ^ [Y5: $i] :
                                      ( !!
                                      @ ^ [Y6: $i] :
                                          ( !!
                                          @ ^ [Y7: $i] :
                                              ( ( ( Y4 @ Y6 @ Y7 )
                                                & ( Y4 @ Y5 @ Y6 ) )
                                             => ( Y4 @ Y5 @ Y7 ) ) ) ) ) )
                             => ( Y4 @ Y2 @ Y3 ) ) )
                        | ( Y2 = Y3 ) )
                      & ( ( !!
                          @ ^ [Y4: $i > $i > $o] :
                              ( ( ( !!
                                  @ ^ [Y5: $i] :
                                      ( !!
                                      @ ^ [Y6: $i] :
                                          ( ( '#sk1' @ Y5 @ Y6 )
                                         => ( Y4 @ Y5 @ Y6 ) ) ) )
                                & ( !!
                                  @ ^ [Y5: $i] :
                                      ( !!
                                      @ ^ [Y6: $i] :
                                          ( !!
                                          @ ^ [Y7: $i] :
                                              ( ( ( Y4 @ Y6 @ Y7 )
                                                & ( Y4 @ Y5 @ Y6 ) )
                                             => ( Y4 @ Y5 @ Y7 ) ) ) ) ) )
                             => ( Y4 @ Y1 @ Y3 ) ) )
                        | ( Y1 = Y3 ) ) ) ) ) ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl1]) ).

thf(zip_derived_cl4,plain,
    ! [X2: $i] :
      ( !!
      @ ^ [Y0: $i] :
          ( !!
          @ ^ [Y1: $i] :
              ( ( ( ( !!
                    @ ^ [Y2: $i > $i > $o] :
                        ( ( ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( '#sk1' @ Y3 @ Y4 )
                                   => ( Y2 @ Y3 @ Y4 ) ) ) )
                          & ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( ( Y2 @ Y4 @ Y5 )
                                          & ( Y2 @ Y3 @ Y4 ) )
                                       => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                       => ( Y2 @ X2 @ Y0 ) ) )
                  | ( X2 = Y0 ) )
                & ( '#sk1' @ X2 @ Y1 ) )
             => ( ??
                @ ^ [Y2: $i] :
                    ( ( ( !!
                        @ ^ [Y3: $i > $i > $o] :
                            ( ( ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( '#sk1' @ Y4 @ Y5 )
                                       => ( Y3 @ Y4 @ Y5 ) ) ) )
                              & ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( !!
                                        @ ^ [Y6: $i] :
                                            ( ( ( Y3 @ Y5 @ Y6 )
                                              & ( Y3 @ Y4 @ Y5 ) )
                                           => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                           => ( Y3 @ Y1 @ Y2 ) ) )
                      | ( Y1 = Y2 ) )
                    & ( ( !!
                        @ ^ [Y3: $i > $i > $o] :
                            ( ( ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( '#sk1' @ Y4 @ Y5 )
                                       => ( Y3 @ Y4 @ Y5 ) ) ) )
                              & ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( !!
                                        @ ^ [Y6: $i] :
                                            ( ( ( Y3 @ Y5 @ Y6 )
                                              & ( Y3 @ Y4 @ Y5 ) )
                                           => ( Y3 @ Y4 @ Y6 ) ) ) ) ) )
                           => ( Y3 @ Y0 @ Y2 ) ) )
                      | ( Y0 = Y2 ) ) ) ) ) ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl2]) ).

thf(zip_derived_cl6,plain,
    ! [X2: $i,X4: $i] :
      ( !!
      @ ^ [Y0: $i] :
          ( ( ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X2 @ X4 ) ) )
              | ( X2 = X4 ) )
            & ( '#sk1' @ X2 @ Y0 ) )
         => ( ??
            @ ^ [Y1: $i] :
                ( ( ( !!
                    @ ^ [Y2: $i > $i > $o] :
                        ( ( ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( '#sk1' @ Y3 @ Y4 )
                                   => ( Y2 @ Y3 @ Y4 ) ) ) )
                          & ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( ( Y2 @ Y4 @ Y5 )
                                          & ( Y2 @ Y3 @ Y4 ) )
                                       => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                       => ( Y2 @ Y0 @ Y1 ) ) )
                  | ( Y0 = Y1 ) )
                & ( ( !!
                    @ ^ [Y2: $i > $i > $o] :
                        ( ( ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( '#sk1' @ Y3 @ Y4 )
                                   => ( Y2 @ Y3 @ Y4 ) ) ) )
                          & ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( !!
                                    @ ^ [Y5: $i] :
                                        ( ( ( Y2 @ Y4 @ Y5 )
                                          & ( Y2 @ Y3 @ Y4 ) )
                                       => ( Y2 @ Y3 @ Y5 ) ) ) ) ) )
                       => ( Y2 @ X4 @ Y1 ) ) )
                  | ( X4 = Y1 ) ) ) ) ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl4]) ).

thf(zip_derived_cl8,plain,
    ! [X2: $i,X4: $i,X6: $i] :
      ( ( ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ X2 @ X4 ) ) )
          | ( X2 = X4 ) )
        & ( '#sk1' @ X2 @ X6 ) )
     => ( ??
        @ ^ [Y0: $i] :
            ( ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X6 @ Y0 ) ) )
              | ( X6 = Y0 ) )
            & ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X4 @ Y0 ) ) )
              | ( X4 = Y0 ) ) ) ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl6]) ).

thf(zip_derived_cl11,plain,
    ! [X2: $i,X4: $i,X6: $i] :
      ( ~ ( ( ( !!
              @ ^ [Y0: $i > $i > $o] :
                  ( ( ( !!
                      @ ^ [Y1: $i] :
                          ( !!
                          @ ^ [Y2: $i] :
                              ( ( '#sk1' @ Y1 @ Y2 )
                             => ( Y0 @ Y1 @ Y2 ) ) ) )
                    & ( !!
                      @ ^ [Y1: $i] :
                          ( !!
                          @ ^ [Y2: $i] :
                              ( !!
                              @ ^ [Y3: $i] :
                                  ( ( ( Y0 @ Y2 @ Y3 )
                                    & ( Y0 @ Y1 @ Y2 ) )
                                 => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
                 => ( Y0 @ X2 @ X4 ) ) )
            | ( X2 = X4 ) )
          & ( '#sk1' @ X2 @ X6 ) )
      | ( ??
        @ ^ [Y0: $i] :
            ( ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X6 @ Y0 ) ) )
              | ( X6 = Y0 ) )
            & ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X4 @ Y0 ) ) )
              | ( X4 = Y0 ) ) ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl8]) ).

thf(zip_derived_cl14,plain,
    ! [X2: $i,X4: $i,X6: $i] :
      ( ~ ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ X2 @ X4 ) ) )
          | ( X2 = X4 ) )
      | ~ ( '#sk1' @ X2 @ X6 )
      | ( ??
        @ ^ [Y0: $i] :
            ( ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X6 @ Y0 ) ) )
              | ( X6 = Y0 ) )
            & ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X4 @ Y0 ) ) )
              | ( X4 = Y0 ) ) ) ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl11]) ).

thf(zip_derived_cl21,plain,
    ! [X2: $i,X4: $i,X6: $i] :
      ( ( X2 != X4 )
      | ( ??
        @ ^ [Y0: $i] :
            ( ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X6 @ Y0 ) ) )
              | ( X6 = Y0 ) )
            & ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X4 @ Y0 ) ) )
              | ( X4 = Y0 ) ) ) )
      | ~ ( '#sk1' @ X2 @ X6 ) ),
    inference(lazy_cnf_or,[status(thm)],[zip_derived_cl14]) ).

thf(zip_derived_cl31,plain,
    ! [X2: $i,X4: $i,X6: $i] :
      ( ( X2 != X4 )
      | ( ??
        @ ^ [Y0: $i] :
            ( ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X6 @ Y0 ) ) )
              | ( X6 = Y0 ) )
            & ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X4 @ Y0 ) ) )
              | ( X4 = Y0 ) ) ) )
      | ~ ( '#sk1' @ X2 @ X6 ) ),
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl21]) ).

thf(zip_derived_cl32,plain,
    ! [X4: $i,X6: $i] :
      ( ~ ( '#sk1' @ X4 @ X6 )
      | ( ??
        @ ^ [Y0: $i] :
            ( ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X6 @ Y0 ) ) )
              | ( X6 = Y0 ) )
            & ( ( !!
                @ ^ [Y1: $i > $i > $o] :
                    ( ( ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( '#sk1' @ Y2 @ Y3 )
                               => ( Y1 @ Y2 @ Y3 ) ) ) )
                      & ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( !!
                                @ ^ [Y4: $i] :
                                    ( ( ( Y1 @ Y3 @ Y4 )
                                      & ( Y1 @ Y2 @ Y3 ) )
                                   => ( Y1 @ Y2 @ Y4 ) ) ) ) ) )
                   => ( Y1 @ X4 @ Y0 ) ) )
              | ( X4 = Y0 ) ) ) ) ),
    inference(simplify,[status(thm)],[zip_derived_cl31]) ).

thf(zip_derived_cl33,plain,
    ! [X4: $i,X6: $i] :
      ( ( ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ X6 @ ( '#sk14' @ X4 @ X6 ) ) ) )
          | ( X6
            = ( '#sk14' @ X4 @ X6 ) ) )
        & ( ( !!
            @ ^ [Y0: $i > $i > $o] :
                ( ( ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( ( '#sk1' @ Y1 @ Y2 )
                           => ( Y0 @ Y1 @ Y2 ) ) ) )
                  & ( !!
                    @ ^ [Y1: $i] :
                        ( !!
                        @ ^ [Y2: $i] :
                            ( !!
                            @ ^ [Y3: $i] :
                                ( ( ( Y0 @ Y2 @ Y3 )
                                  & ( Y0 @ Y1 @ Y2 ) )
                               => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
               => ( Y0 @ X4 @ ( '#sk14' @ X4 @ X6 ) ) ) )
          | ( X4
            = ( '#sk14' @ X4 @ X6 ) ) ) )
      | ~ ( '#sk1' @ X4 @ X6 ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl32]) ).

thf(zip_derived_cl43,plain,
    ! [X4: $i,X6: $i] :
      ( ( !!
        @ ^ [Y0: $i > $i > $o] :
            ( ( ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( '#sk1' @ Y1 @ Y2 )
                       => ( Y0 @ Y1 @ Y2 ) ) ) )
              & ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( !!
                        @ ^ [Y3: $i] :
                            ( ( ( Y0 @ Y2 @ Y3 )
                              & ( Y0 @ Y1 @ Y2 ) )
                           => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
           => ( Y0 @ X6 @ ( '#sk14' @ X4 @ X6 ) ) ) )
      | ( X6
        = ( '#sk14' @ X4 @ X6 ) )
      | ~ ( '#sk1' @ X4 @ X6 ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl33]) ).

thf(zip_derived_cl55,plain,
    ! [X4: $i,X6: $i] :
      ( ( !!
        @ ^ [Y0: $i > $i > $o] :
            ( ( ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( '#sk1' @ Y1 @ Y2 )
                       => ( Y0 @ Y1 @ Y2 ) ) ) )
              & ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( !!
                        @ ^ [Y3: $i] :
                            ( ( ( Y0 @ Y2 @ Y3 )
                              & ( Y0 @ Y1 @ Y2 ) )
                           => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
           => ( Y0 @ X6 @ ( '#sk14' @ X4 @ X6 ) ) ) )
      | ( X6
        = ( '#sk14' @ X4 @ X6 ) )
      | ~ ( '#sk1' @ X4 @ X6 ) ),
    inference(lazy_cnf_or,[status(thm)],[zip_derived_cl43]) ).

thf(zip_derived_cl70,plain,
    ! [X4: $i,X6: $i] :
      ( ( !!
        @ ^ [Y0: $i > $i > $o] :
            ( ( ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( '#sk1' @ Y1 @ Y2 )
                       => ( Y0 @ Y1 @ Y2 ) ) ) )
              & ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( !!
                        @ ^ [Y3: $i] :
                            ( ( ( Y0 @ Y2 @ Y3 )
                              & ( Y0 @ Y1 @ Y2 ) )
                           => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
           => ( Y0 @ X6 @ ( '#sk14' @ X4 @ X6 ) ) ) )
      | ( X6
        = ( '#sk14' @ X4 @ X6 ) )
      | ~ ( '#sk1' @ X4 @ X6 ) ),
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl55]) ).

thf(zip_derived_cl71,plain,
    ! [X4: $i,X6: $i,X8: $i > $i > $o] :
      ( ( ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X8 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X8 @ Y1 @ Y2 )
                          & ( X8 @ Y0 @ Y1 ) )
                       => ( X8 @ Y0 @ Y2 ) ) ) ) ) )
       => ( X8 @ X6 @ ( '#sk14' @ X4 @ X6 ) ) )
      | ~ ( '#sk1' @ X4 @ X6 )
      | ( X6
        = ( '#sk14' @ X4 @ X6 ) ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl70]) ).

thf(zip_derived_cl91,plain,
    ! [X4: $i,X6: $i,X8: $i > $i > $o] :
      ( ~ ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X8 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X8 @ Y1 @ Y2 )
                          & ( X8 @ Y0 @ Y1 ) )
                       => ( X8 @ Y0 @ Y2 ) ) ) ) ) )
      | ( X8 @ X6 @ ( '#sk14' @ X4 @ X6 ) )
      | ( X6
        = ( '#sk14' @ X4 @ X6 ) )
      | ~ ( '#sk1' @ X4 @ X6 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl71]) ).

thf(zip_derived_cl116,plain,
    ! [X4: $i,X6: $i,X8: $i > $i > $o] :
      ( ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( X8 @ Y0 @ Y1 ) ) ) )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X8 @ Y1 @ Y2 )
                        & ( X8 @ Y0 @ Y1 ) )
                     => ( X8 @ Y0 @ Y2 ) ) ) ) )
      | ~ ( '#sk1' @ X4 @ X6 )
      | ( X6
        = ( '#sk14' @ X4 @ X6 ) )
      | ( X8 @ X6 @ ( '#sk14' @ X4 @ X6 ) ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl91]) ).

thf(zip_derived_cl64,plain,
    ( ( !!
      @ ^ [Y0: $i] :
          ( !!
          @ ^ [Y1: $i] :
              ( ( '#sk1' @ Y0 @ Y1 )
             => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) )
    & ( !!
      @ ^ [Y0: $i] :
          ( !!
          @ ^ [Y1: $i] :
              ( !!
              @ ^ [Y2: $i] :
                  ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                    & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                 => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl49]) ).

thf(zip_derived_cl86,plain,
    ( !!
    @ ^ [Y0: $i] :
        ( !!
        @ ^ [Y1: $i] :
            ( !!
            @ ^ [Y2: $i] :
                ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                  & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
               => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl64]) ).

thf(zip_derived_cl103,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( X2 @ Y1 @ Y2 )
                      & ( X2 @ Y0 @ Y1 ) )
                   => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl95_008,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#form133' @ X2 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl133,plain,
    ! [X4: $i,X6: $i,X8: $i > $i > $o] :
      ( ~ ( '#form133'
          @ ^ [Y0: $i,Y1: $i] : ( X8 @ Y0 @ Y1 ) )
      | ( X8 @ X6 @ ( '#sk14' @ X4 @ X6 ) )
      | ( X6
        = ( '#sk14' @ X4 @ X6 ) )
      | ~ ( '#sk1' @ X4 @ X6 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( X8 @ Y0 @ Y1 ) ) ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl116,zip_derived_cl103,zip_derived_cl95]) ).

thf(zip_derived_cl147,plain,
    ! [X4: $i,X6: $i,X8: $i > $i > $o] :
      ( ~ ( '#form133' @ X8 )
      | ( X8 @ X6 @ ( '#sk14' @ X4 @ X6 ) )
      | ( X6
        = ( '#sk14' @ X4 @ X6 ) )
      | ~ ( '#sk1' @ X4 @ X6 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( X8 @ Y0 @ Y1 ) ) ) ) ),
    inference(ho_norm,[status(thm)],[zip_derived_cl133]) ).

thf(zip_derived_cl148,plain,
    ! [X8: $i > $i > $o] :
      ( ( '#form307' @ X8 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( X8 @ Y0 @ Y1 ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl265,plain,
    ( ~ ( '#form307' @ ( '#sk13' @ '#sk3' @ '#sk2' ) )
    | '#form12'
    | ~ ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                      & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
                   => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl264,zip_derived_cl148]) ).

thf(zip_derived_cl103_009,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( X2 @ Y1 @ Y2 )
                      & ( X2 @ Y0 @ Y1 ) )
                   => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl95_010,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#form133' @ X2 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl266,plain,
    ( ~ ( '#form133' @ ( '#sk13' @ '#sk3' @ '#sk2' ) )
    | '#form12'
    | ~ ( '#form307' @ ( '#sk13' @ '#sk3' @ '#sk2' ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl265,zip_derived_cl103,zip_derived_cl95]) ).

thf(zip_derived_cl86_011,plain,
    ( !!
    @ ^ [Y0: $i] :
        ( !!
        @ ^ [Y1: $i] :
            ( !!
            @ ^ [Y2: $i] :
                ( ( ( '#sk13' @ '#sk3' @ '#sk2' @ Y1 @ Y2 )
                  & ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) )
               => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y2 ) ) ) ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl64]) ).

thf(zip_derived_cl103_012,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( X2 @ Y1 @ Y2 )
                      & ( X2 @ Y0 @ Y1 ) )
                   => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl95_013,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#form133' @ X2 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl105,plain,
    '#form133' @ ( '#sk13' @ '#sk3' @ '#sk2' ),
    inference(renaming,[status(thm)],[zip_derived_cl86,zip_derived_cl103,zip_derived_cl95]) ).

thf(zip_derived_cl267,plain,
    ( '#form12'
    | ~ ( '#form307' @ ( '#sk13' @ '#sk3' @ '#sk2' ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl266,zip_derived_cl105]) ).

thf(zip_derived_cl148_014,plain,
    ! [X8: $i > $i > $o] :
      ( ( '#form307' @ X8 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( X8 @ Y0 @ Y1 ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl149,plain,
    ! [X8: $i > $i > $o] :
      ( ~ ( !!
          @ ^ [Y0: $i] :
              ( ( '#sk1' @ ( '#sk56' @ X8 ) @ Y0 )
             => ( X8 @ ( '#sk56' @ X8 ) @ Y0 ) ) )
      | ( '#form307' @ X8 ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl148]) ).

thf(zip_derived_cl162,plain,
    ! [X8: $i > $i > $o] :
      ( ~ ( ( '#sk1' @ ( '#sk56' @ X8 ) @ ( '#sk77' @ X8 ) )
         => ( X8 @ ( '#sk56' @ X8 ) @ ( '#sk77' @ X8 ) ) )
      | ( '#form307' @ X8 ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl149]) ).

thf(zip_derived_cl175,plain,
    ! [X8: $i > $i > $o] :
      ( ~ ( X8 @ ( '#sk56' @ X8 ) @ ( '#sk77' @ X8 ) )
      | ( '#form307' @ X8 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl162]) ).

thf(zip_derived_cl85,plain,
    ( !!
    @ ^ [Y0: $i] :
        ( !!
        @ ^ [Y1: $i] :
            ( ( '#sk1' @ Y0 @ Y1 )
           => ( '#sk13' @ '#sk3' @ '#sk2' @ Y0 @ Y1 ) ) ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl64]) ).

thf(zip_derived_cl102,plain,
    ! [X2: $i] :
      ( !!
      @ ^ [Y0: $i] :
          ( ( '#sk1' @ X2 @ Y0 )
         => ( '#sk13' @ '#sk3' @ '#sk2' @ X2 @ Y0 ) ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl85]) ).

thf(zip_derived_cl127,plain,
    ! [X2: $i,X4: $i] :
      ( ( '#sk1' @ X2 @ X4 )
     => ( '#sk13' @ '#sk3' @ '#sk2' @ X2 @ X4 ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl102]) ).

thf(zip_derived_cl142,plain,
    ! [X2: $i,X4: $i] :
      ( ~ ( '#sk1' @ X2 @ X4 )
      | ( '#sk13' @ '#sk3' @ '#sk2' @ X2 @ X4 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl127]) ).

thf(zip_derived_cl571,plain,
    ( ( '#form307' @ ( '#sk13' @ '#sk3' @ '#sk2' ) )
    | ~ ( '#sk1' @ ( '#sk56' @ ( '#sk13' @ '#sk3' @ '#sk2' ) ) @ ( '#sk77' @ ( '#sk13' @ '#sk3' @ '#sk2' ) ) ) ),
    inference('sup+',[status(thm)],[zip_derived_cl175,zip_derived_cl142]) ).

thf(zip_derived_cl174,plain,
    ! [X8: $i > $i > $o] :
      ( ( '#sk1' @ ( '#sk56' @ X8 ) @ ( '#sk77' @ X8 ) )
      | ( '#form307' @ X8 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl162]) ).

thf(zip_derived_cl990,plain,
    '#form307' @ ( '#sk13' @ '#sk3' @ '#sk2' ),
    inference(clc,[status(thm)],[zip_derived_cl571,zip_derived_cl174]) ).

thf(zip_derived_cl991,plain,
    '#form12',
    inference(demod,[status(thm)],[zip_derived_cl267,zip_derived_cl990]) ).

thf(zip_derived_cl1075,plain,
    ! [X0: $i > $i > $o] :
      ( ~ ( X0 @ ( '#sk56' @ X0 ) @ ( '#sk77' @ X0 ) )
      | ~ ( '#form133' @ X0 )
      | ( X0 @ '#sk2' @ '#sk3' ) ),
    inference(demod,[status(thm)],[zip_derived_cl735,zip_derived_cl991]) ).

thf(zip_derived_cl81,plain,
    ! [X2: $i] :
      ( ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( '#sk13' @ '#sk2' @ X2 @ Y1 @ Y2 )
                      & ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 ) )
                   => ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y2 ) ) ) ) )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl62]) ).

thf(zip_derived_cl99,plain,
    ! [X2: $i,X4: $i] :
      ( ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( ( ( '#sk13' @ '#sk2' @ X2 @ Y0 @ Y1 )
                  & ( '#sk13' @ '#sk2' @ X2 @ X4 @ Y0 ) )
               => ( '#sk13' @ '#sk2' @ X2 @ X4 @ Y1 ) ) ) )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl81]) ).

thf(zip_derived_cl124,plain,
    ! [X2: $i,X4: $i,X6: $i] :
      ( ( !!
        @ ^ [Y0: $i] :
            ( ( ( '#sk13' @ '#sk2' @ X2 @ X6 @ Y0 )
              & ( '#sk13' @ '#sk2' @ X2 @ X4 @ X6 ) )
           => ( '#sk13' @ '#sk2' @ X2 @ X4 @ Y0 ) ) )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl99]) ).

thf(zip_derived_cl139,plain,
    ! [X2: $i,X4: $i,X6: $i,X8: $i] :
      ( ( ( ( '#sk13' @ '#sk2' @ X2 @ X6 @ X8 )
          & ( '#sk13' @ '#sk2' @ X2 @ X4 @ X6 ) )
       => ( '#sk13' @ '#sk2' @ X2 @ X4 @ X8 ) )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl124]) ).

thf(zip_derived_cl155,plain,
    ! [X2: $i,X4: $i,X6: $i,X8: $i] :
      ( ~ ( ( '#sk13' @ '#sk2' @ X2 @ X6 @ X8 )
          & ( '#sk13' @ '#sk2' @ X2 @ X4 @ X6 ) )
      | ( '#sk13' @ '#sk2' @ X2 @ X4 @ X8 )
      | ~ ( '#form65' @ X2 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl139]) ).

thf(zip_derived_cl166,plain,
    ! [X2: $i,X4: $i,X6: $i,X8: $i] :
      ( ~ ( '#sk13' @ '#sk2' @ X2 @ X6 @ X8 )
      | ~ ( '#sk13' @ '#sk2' @ X2 @ X4 @ X6 )
      | ~ ( '#form65' @ X2 )
      | ( '#sk13' @ '#sk2' @ X2 @ X4 @ X8 ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl155]) ).

thf(zip_derived_cl105_015,plain,
    '#form133' @ ( '#sk13' @ '#sk3' @ '#sk2' ),
    inference(renaming,[status(thm)],[zip_derived_cl86,zip_derived_cl103,zip_derived_cl95]) ).

thf(zip_derived_cl120,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) )
      | ~ '#form12'
      | ( X2 @ '#sk2' @ '#sk3' )
      | ~ ( '#form133' @ X2 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl97]) ).

thf(zip_derived_cl17_016,plain,
    ! [X2: $i > $i > $o] :
      ( ( ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X2 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X2 @ Y1 @ Y2 )
                          & ( X2 @ Y0 @ Y1 ) )
                       => ( X2 @ Y0 @ Y2 ) ) ) ) ) )
       => ( X2 @ '#sk3' @ '#sk2' ) )
      | ( !!
        @ ^ [Y0: $i > $i > $o] :
            ( ( ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( '#sk1' @ Y1 @ Y2 )
                       => ( Y0 @ Y1 @ Y2 ) ) ) )
              & ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( !!
                        @ ^ [Y3: $i] :
                            ( ( ( Y0 @ Y2 @ Y3 )
                              & ( Y0 @ Y1 @ Y2 ) )
                           => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
           => ( Y0 @ '#sk2' @ '#sk3' ) ) )
      | ( '#sk2' = '#sk3' ) ),
    inference(lazy_cnf_forall,[status(thm)],[zip_derived_cl16]) ).

thf(zip_derived_cl22_017,plain,
    ( ~ '#form12'
    | ( !!
      @ ^ [Y0: $i > $i > $o] :
          ( ( ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( '#sk1' @ Y1 @ Y2 )
                     => ( Y0 @ Y1 @ Y2 ) ) ) )
            & ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( !!
                      @ ^ [Y3: $i] :
                          ( ( ( Y0 @ Y2 @ Y3 )
                            & ( Y0 @ Y1 @ Y2 ) )
                         => ( Y0 @ Y1 @ Y3 ) ) ) ) ) )
         => ( Y0 @ '#sk2' @ '#sk3' ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl25,plain,
    ! [X2: $i > $i > $o] :
      ( '#form12'
      | ( '#sk2' = '#sk3' )
      | ( ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X2 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X2 @ Y1 @ Y2 )
                          & ( X2 @ Y0 @ Y1 ) )
                       => ( X2 @ Y0 @ Y2 ) ) ) ) ) )
       => ( X2 @ '#sk3' @ '#sk2' ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl17,zip_derived_cl22]) ).

thf(zip_derived_cl34,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( ( '#sk1' @ Y0 @ Y1 )
                   => ( X2 @ Y0 @ Y1 ) ) ) )
          & ( !!
            @ ^ [Y0: $i] :
                ( !!
                @ ^ [Y1: $i] :
                    ( !!
                    @ ^ [Y2: $i] :
                        ( ( ( X2 @ Y1 @ Y2 )
                          & ( X2 @ Y0 @ Y1 ) )
                       => ( X2 @ Y0 @ Y2 ) ) ) ) ) )
      | ( X2 @ '#sk3' @ '#sk2' )
      | ( '#sk2' = '#sk3' )
      | '#form12' ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl25]) ).

thf(zip_derived_cl45,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( ( '#sk1' @ Y0 @ Y1 )
                 => ( X2 @ Y0 @ Y1 ) ) ) )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) )
      | '#form12'
      | ( '#sk2' = '#sk3' )
      | ( X2 @ '#sk3' @ '#sk2' ) ),
    inference(lazy_cnf_and,[status(thm)],[zip_derived_cl34]) ).

thf(zip_derived_cl57,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( !!
          @ ^ [Y0: $i] :
              ( ( '#sk1' @ ( '#sk56' @ X2 ) @ Y0 )
             => ( X2 @ ( '#sk56' @ X2 ) @ Y0 ) ) )
      | ( X2 @ '#sk3' @ '#sk2' )
      | ( '#sk2' = '#sk3' )
      | '#form12'
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl45]) ).

thf(zip_derived_cl78,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) )
         => ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) )
      | '#form12'
      | ( '#sk2' = '#sk3' )
      | ( X2 @ '#sk3' @ '#sk2' ) ),
    inference(lazy_cnf_exists,[status(thm)],[zip_derived_cl57]) ).

thf(zip_derived_cl93,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) )
      | ( X2 @ '#sk3' @ '#sk2' )
      | ( '#sk2' = '#sk3' )
      | '#form12'
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl78]) ).

thf(zip_derived_cl103_018,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( X2 @ Y1 @ Y2 )
                      & ( X2 @ Y0 @ Y1 ) )
                   => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl95_019,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#form133' @ X2 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl118,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133'
          @ ^ [Y0: $i,Y1: $i] : ( X2 @ Y0 @ Y1 ) )
      | '#form12'
      | ( '#sk2' = '#sk3' )
      | ( X2 @ '#sk3' @ '#sk2' )
      | ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl93,zip_derived_cl103,zip_derived_cl95]) ).

thf(zip_derived_cl135,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | '#form12'
      | ( '#sk2' = '#sk3' )
      | ( X2 @ '#sk3' @ '#sk2' )
      | ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) ),
    inference(ho_norm,[status(thm)],[zip_derived_cl118]) ).

thf(zip_derived_cl50_020,plain,
    '#sk3' != '#sk2',
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl40]) ).

thf(zip_derived_cl212,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | '#form12'
      | ( X2 @ '#sk3' @ '#sk2' )
      | ( '#sk1' @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl135,zip_derived_cl50]) ).

thf(zip_derived_cl65_021,plain,
    ~ ( '#sk13' @ '#sk3' @ '#sk2' @ '#sk3' @ '#sk2' ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl49]) ).

thf(zip_derived_cl142_022,plain,
    ! [X2: $i,X4: $i] :
      ( ~ ( '#sk1' @ X2 @ X4 )
      | ( '#sk13' @ '#sk3' @ '#sk2' @ X2 @ X4 ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl127]) ).

thf(zip_derived_cl94,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) )
      | ( X2 @ '#sk3' @ '#sk2' )
      | ( '#sk2' = '#sk3' )
      | '#form12'
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    inference(lazy_cnf_imply,[status(thm)],[zip_derived_cl78]) ).

thf(zip_derived_cl103_023,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | ( !!
        @ ^ [Y0: $i] :
            ( !!
            @ ^ [Y1: $i] :
                ( !!
                @ ^ [Y2: $i] :
                    ( ( ( X2 @ Y1 @ Y2 )
                      & ( X2 @ Y0 @ Y1 ) )
                   => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl95_024,plain,
    ! [X2: $i > $i > $o] :
      ( ( '#form133' @ X2 )
      | ~ ( !!
          @ ^ [Y0: $i] :
              ( !!
              @ ^ [Y1: $i] :
                  ( !!
                  @ ^ [Y2: $i] :
                      ( ( ( X2 @ Y1 @ Y2 )
                        & ( X2 @ Y0 @ Y1 ) )
                     => ( X2 @ Y0 @ Y2 ) ) ) ) ) ),
    define([status(thm)]) ).

thf(zip_derived_cl119,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133'
          @ ^ [Y0: $i,Y1: $i] : ( X2 @ Y0 @ Y1 ) )
      | '#form12'
      | ( '#sk2' = '#sk3' )
      | ( X2 @ '#sk3' @ '#sk2' )
      | ~ ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) ),
    inference(renaming,[status(thm)],[zip_derived_cl94,zip_derived_cl103,zip_derived_cl95]) ).

thf(zip_derived_cl136,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | '#form12'
      | ( '#sk2' = '#sk3' )
      | ( X2 @ '#sk3' @ '#sk2' )
      | ~ ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) ),
    inference(ho_norm,[status(thm)],[zip_derived_cl119]) ).

thf(zip_derived_cl50_025,plain,
    '#sk3' != '#sk2',
    inference('simplify nested equalities',[status(thm)],[zip_derived_cl40]) ).

thf(zip_derived_cl228,plain,
    ! [X2: $i > $i > $o] :
      ( ~ ( '#form133' @ X2 )
      | '#form12'
      | ( X2 @ '#sk3' @ '#sk2' )
      | ~ ( X2 @ ( '#sk56' @ X2 ) @ ( '#sk77' @ X2 ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl136,zip_derived_cl50]) ).

thf(zip_derived_cl6383,plain,
    $false,
    inference(eprover,[status(thm)],[zip_derived_cl84,zip_derived_cl63,zip_derived_cl164,zip_derived_cl165,zip_derived_cl154,zip_derived_cl138,zip_derived_cl1075,zip_derived_cl166,zip_derived_cl105,zip_derived_cl120,zip_derived_cl212,zip_derived_cl65,zip_derived_cl142,zip_derived_cl228]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU490^1 : TPTP v8.1.2. Released v3.6.0.
% 0.00/0.13  % Command  : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.i98ECqJrgA true
% 0.13/0.34  % Computer : n006.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Wed Aug 23 23:18:23 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  % Running portfolio for 300 s
% 0.13/0.34  % File         : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.34  % Number of cores: 8
% 0.13/0.35  % Python version: Python 3.6.8
% 0.13/0.35  % Running in HO mode
% 0.20/0.66  % Total configuration time : 828
% 0.20/0.66  % Estimated wc time : 1656
% 0.20/0.66  % Estimated cpu time (8 cpus) : 207.0
% 0.57/0.74  % /export/starexec/sandbox/solver/bin/lams/40_c.s.sh running for 80s
% 0.57/0.74  % /export/starexec/sandbox/solver/bin/lams/35_full_unif4.sh running for 80s
% 0.57/0.75  % /export/starexec/sandbox/solver/bin/lams/40_c_ic.sh running for 80s
% 0.57/0.76  % /export/starexec/sandbox/solver/bin/lams/15_e_short1.sh running for 30s
% 0.57/0.76  % /export/starexec/sandbox/solver/bin/lams/40_noforms.sh running for 90s
% 0.57/0.76  % /export/starexec/sandbox/solver/bin/lams/40_b.comb.sh running for 70s
% 0.57/0.77  % /export/starexec/sandbox/solver/bin/lams/20_acsne_simpl.sh running for 40s
% 0.57/0.79  % /export/starexec/sandbox/solver/bin/lams/30_sp5.sh running for 60s
% 0.59/0.82  % /export/starexec/sandbox/solver/bin/lams/30_b.l.sh running for 90s
% 49.67/7.04  % Solved by lams/20_acsne_simpl.sh.
% 49.67/7.04  % done 467 iterations in 6.136s
% 49.67/7.04  % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 49.67/7.04  % SZS output start Refutation
% See solution above
% 49.67/7.04  
% 49.67/7.04  
% 49.67/7.04  % Terminating...
% 49.99/7.08  % Runner terminated.
% 49.99/7.10  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------