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Lash---1.13.THM-Prf.s

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%------------------------------------------------------------------------------
% File     : Lash---1.13
% Problem  : SWX153_1 : TPTP v9.3.0. Released v9.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : lash -P picomus -M modes -p tstp -t %d %s

% Computer : n005.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 : Tue May  5 07:03:10 PM UTC 2026

% Result   : Theorem 20.26s 22.30s
% Output   : Proof 20.26s
% Verified : 
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)

% Comments : 
%------------------------------------------------------------------------------
thf(ty_d_unsorted,type,
    d_unsorted: $tType ).

thf(ty_irel,type,
    irel: $i > $i > $o ).

thf(ty_icountersatisfiable,type,
    icountersatisfiable: ( $i > $o ) > $o ).

thf(ty_mbox_s4,type,
    mbox_s4: ( $i > $o ) > $i > $o ).

thf(ty_itrue,type,
    itrue: $i > $o ).

thf(ty_mand,type,
    mand: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_eigen__2,type,
    eigen__2: $i ).

thf(ty_mimplies,type,
    mimplies: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_ixor,type,
    ixor: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_isatisfiable,type,
    isatisfiable: ( $i > $o ) > $o ).

thf(ty_ior,type,
    ior: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_inot,type,
    inot: ( $i > $o ) > $i > $o ).

thf(ty_ifalse,type,
    ifalse: $i > $o ).

thf(ty_eigen__1,type,
    eigen__1: $i > $o ).

thf(ty_iinvalid,type,
    iinvalid: ( $i > $o ) > $o ).

thf(ty_d_unsorted_0,type,
    d_unsorted_0: d_unsorted ).

thf(ty_iequiv,type,
    iequiv: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_mnot,type,
    mnot: ( $i > $o ) > $i > $o ).

thf(ty_d2unsorted,type,
    d2unsorted: d_unsorted > $i ).

thf(ty_iatom,type,
    iatom: ( $i > $o ) > $i > $o ).

thf(ty_iand,type,
    iand: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_iimplied,type,
    iimplied: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_iimplies,type,
    iimplies: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_mor,type,
    mor: ( $i > $o ) > ( $i > $o ) > $i > $o ).

thf(ty_eigen__0,type,
    eigen__0: $i > $o ).

thf(ty_ivalid,type,
    ivalid: ( $i > $o ) > $o ).

thf(sP1,plain,
    ( sP1
  <=> ( mor
      = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
            ( ~ ( X1 @ X3 )
           => ( X2 @ X3 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP1])]) ).

thf(sP2,plain,
    ( sP2
  <=> ! [X1: $i] :
        ( ( irel @ eigen__2 @ X1 )
       => ( eigen__1 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP2])]) ).

thf(sP3,plain,
    ( sP3
  <=> ( ( mbox_s4 @ eigen__0 )
      = ( ^ [X1: $i] :
          ! [X2: $i] :
            ( ( irel @ X1 @ X2 )
           => ( eigen__0 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP3])]) ).

thf(sP4,plain,
    ( sP4
  <=> ! [X1: $i] :
        ( ( mbox_s4 @ eigen__0 @ X1 )
        = ( ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( eigen__0 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP4])]) ).

thf(sP5,plain,
    ( sP5
  <=> ( ( mor @ ( mbox_s4 @ eigen__0 ) @ ( mbox_s4 @ eigen__1 ) )
      = ( ^ [X1: $i] :
            ( ~ ( mbox_s4 @ eigen__0 @ X1 )
           => ( mbox_s4 @ eigen__1 @ X1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP5])]) ).

thf(sP6,plain,
    ( sP6
  <=> ( ( mbox_s4 @ eigen__1 )
      = ( ^ [X1: $i] :
          ! [X2: $i] :
            ( ( irel @ X1 @ X2 )
           => ( eigen__1 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP6])]) ).

thf(sP7,plain,
    ( sP7
  <=> ! [X1: $i > $o] :
        ( ( mor @ ( mbox_s4 @ eigen__0 ) @ X1 )
        = ( ^ [X2: $i] :
              ( ~ ( mbox_s4 @ eigen__0 @ X2 )
             => ( X1 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP7])]) ).

thf(sP8,plain,
    ( sP8
  <=> ! [X1: $i > $o] :
        ( ( mbox_s4 @ X1 )
        = ( ^ [X2: $i] :
            ! [X3: $i] :
              ( ( irel @ X2 @ X3 )
             => ( X1 @ X3 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP8])]) ).

thf(sP9,plain,
    ( sP9
  <=> ! [X1: $i] :
        ( ( mbox_s4 @ eigen__1 @ X1 )
        = ( ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( eigen__1 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP9])]) ).

thf(sP10,plain,
    ( sP10
  <=> ( ( ior @ eigen__0 )
      = ( ^ [X1: $i > $o,X2: $i] :
            ( ~ ! [X3: $i] :
                  ( ( irel @ X2 @ X3 )
                 => ( eigen__0 @ X3 ) )
           => ! [X3: $i] :
                ( ( irel @ X2 @ X3 )
               => ( X1 @ X3 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP10])]) ).

thf(sP11,plain,
    ( sP11
  <=> ( mbox_s4 @ eigen__1 @ eigen__2 ) ),
    introduced(definition,[new_symbols(definition,[sP11])]) ).

thf(sP12,plain,
    ( sP12
  <=> ! [X1: $i] :
        ( ( mor @ ( mbox_s4 @ eigen__0 ) @ ( mbox_s4 @ eigen__1 ) @ X1 )
        = ( ~ ( mbox_s4 @ eigen__0 @ X1 )
         => ( mbox_s4 @ eigen__1 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP12])]) ).

thf(sP13,plain,
    ( sP13
  <=> ! [X1: $i > $o] :
        ( ( ior @ eigen__0 @ X1 )
        = ( ^ [X2: $i] :
              ( ~ ! [X3: $i] :
                    ( ( irel @ X2 @ X3 )
                   => ( eigen__0 @ X3 ) )
             => ! [X3: $i] :
                  ( ( irel @ X2 @ X3 )
                 => ( X1 @ X3 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP13])]) ).

thf(sP14,plain,
    ( sP14
  <=> ( mor @ ( mbox_s4 @ eigen__0 ) @ ( mbox_s4 @ eigen__1 ) @ eigen__2 ) ),
    introduced(definition,[new_symbols(definition,[sP14])]) ).

thf(sP15,plain,
    ( sP15
  <=> ! [X1: $i > $o] :
        ( ( mor @ X1 )
        = ( ^ [X2: $i > $o,X3: $i] :
              ( ~ ( X1 @ X3 )
             => ( X2 @ X3 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP15])]) ).

thf(sP16,plain,
    ( sP16
  <=> ( ~ ! [X1: $i] :
            ( ( irel @ eigen__2 @ X1 )
           => ( eigen__0 @ X1 ) )
     => sP2 ) ),
    introduced(definition,[new_symbols(definition,[sP16])]) ).

thf(sP17,plain,
    ( sP17
  <=> ( ( mbox_s4 @ eigen__0 @ eigen__2 )
      = ( ! [X1: $i] :
            ( ( irel @ eigen__2 @ X1 )
           => ( eigen__0 @ X1 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP17])]) ).

thf(sP18,plain,
    ( sP18
  <=> ( mbox_s4
      = ( ^ [X1: $i > $o,X2: $i] :
          ! [X3: $i] :
            ( ( irel @ X2 @ X3 )
           => ( X1 @ X3 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP18])]) ).

thf(sP19,plain,
    ( sP19
  <=> ( ior
      = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
            ( ~ ! [X4: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ( X1 @ X4 ) )
           => ! [X4: $i] :
                ( ( irel @ X3 @ X4 )
               => ( X2 @ X4 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP19])]) ).

thf(sP20,plain,
    ( sP20
  <=> ( ior @ eigen__0 @ eigen__1 @ eigen__2 ) ),
    introduced(definition,[new_symbols(definition,[sP20])]) ).

thf(sP21,plain,
    ( sP21
  <=> ( sP11 = sP2 ) ),
    introduced(definition,[new_symbols(definition,[sP21])]) ).

thf(sP22,plain,
    ( sP22
  <=> ! [X1: $i] :
        ( ( ior @ eigen__0 @ eigen__1 @ X1 )
        = ( ~ ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ( eigen__0 @ X2 ) )
         => ! [X2: $i] :
              ( ( irel @ X1 @ X2 )
             => ( eigen__1 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP22])]) ).

thf(sP23,plain,
    ( sP23
  <=> ( mbox_s4 @ eigen__0 @ eigen__2 ) ),
    introduced(definition,[new_symbols(definition,[sP23])]) ).

thf(sP24,plain,
    ( sP24
  <=> ( sP20 = sP14 ) ),
    introduced(definition,[new_symbols(definition,[sP24])]) ).

thf(sP25,plain,
    ( sP25
  <=> ! [X1: $i > $o] :
        ( ( ior @ X1 )
        = ( ^ [X2: $i > $o,X3: $i] :
              ( ~ ! [X4: $i] :
                    ( ( irel @ X3 @ X4 )
                   => ( X1 @ X4 ) )
             => ! [X4: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ( X2 @ X4 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP25])]) ).

thf(sP26,plain,
    ( sP26
  <=> ( ( ior @ eigen__0 @ eigen__1 )
      = ( ^ [X1: $i] :
            ( ~ ! [X2: $i] :
                  ( ( irel @ X1 @ X2 )
                 => ( eigen__0 @ X2 ) )
           => ! [X2: $i] :
                ( ( irel @ X1 @ X2 )
               => ( eigen__1 @ X2 ) ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP26])]) ).

thf(sP27,plain,
    ( sP27
  <=> ( sP14
      = ( ~ sP23
       => sP11 ) ) ),
    introduced(definition,[new_symbols(definition,[sP27])]) ).

thf(sP28,plain,
    ( sP28
  <=> ( ( mor @ ( mbox_s4 @ eigen__0 ) )
      = ( ^ [X1: $i > $o,X2: $i] :
            ( ~ ( mbox_s4 @ eigen__0 @ X2 )
           => ( X1 @ X2 ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP28])]) ).

thf(sP29,plain,
    ( sP29
  <=> ( ~ sP23
     => sP11 ) ),
    introduced(definition,[new_symbols(definition,[sP29])]) ).

thf(sP30,plain,
    ( sP30
  <=> ( sP20 = sP16 ) ),
    introduced(definition,[new_symbols(definition,[sP30])]) ).

thf(sP31,plain,
    ( sP31
  <=> ! [X1: $i] :
        ( ( irel @ eigen__2 @ X1 )
       => ( eigen__0 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP31])]) ).

thf(ior,conjecture,
    ( ior
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( mor @ ( mbox_s4 @ X1 ) @ ( mbox_s4 @ X2 ) ) ) ) ).

thf(h0,negated_conjecture,
    ( ior
   != ( ^ [X1: $i > $o,X2: $i > $o] : ( mor @ ( mbox_s4 @ X1 ) @ ( mbox_s4 @ X2 ) ) ) ),
    inference(assume_negation,[status(cth)],[ior]) ).

thf(h1,assumption,
    ~ ! [X1: $i > $o] :
        ( ( ior @ X1 )
        = ( ^ [X2: $i > $o] : ( mor @ ( mbox_s4 @ X1 ) @ ( mbox_s4 @ X2 ) ) ) ),
    introduced(assumption,[]) ).

thf(h2,assumption,
    ( ( ior @ eigen__0 )
   != ( ^ [X1: $i > $o] : ( mor @ ( mbox_s4 @ eigen__0 ) @ ( mbox_s4 @ X1 ) ) ) ),
    introduced(assumption,[]) ).

thf(h3,assumption,
    ~ ! [X1: $i > $o] :
        ( ( ior @ eigen__0 @ X1 )
        = ( mor @ ( mbox_s4 @ eigen__0 ) @ ( mbox_s4 @ X1 ) ) ),
    introduced(assumption,[]) ).

thf(h4,assumption,
    ( ( ior @ eigen__0 @ eigen__1 )
   != ( mor @ ( mbox_s4 @ eigen__0 ) @ ( mbox_s4 @ eigen__1 ) ) ),
    introduced(assumption,[]) ).

thf(h5,assumption,
    ~ ! [X1: $i] :
        ( ( ior @ eigen__0 @ eigen__1 @ X1 )
        = ( mor @ ( mbox_s4 @ eigen__0 ) @ ( mbox_s4 @ eigen__1 ) @ X1 ) ),
    introduced(assumption,[]) ).

thf(h6,assumption,
    ~ sP24,
    introduced(assumption,[]) ).

thf(h7,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                                                          ~ ! [X2: d_unsorted] :
                                                                                              ( X1
                                                                                             != ( d2unsorted @ X2 ) )
                                                                                     => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                                                 => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                                                        ( ( ( d2unsorted @ X1 )
                                                                                          = ( d2unsorted @ X2 ) )
                                                                                       => ( X1 = X2 ) ) )
                                                                             => ( mnot
                                                                               != ( ^ [X1: $i > $o,X2: $i] :
                                                                                      ~ ( X1 @ X2 ) ) ) )
                                                                         => ~ sP1 )
                                                                     => ( mand
                                                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                              ~ ( ( X1 @ X3 )
                                                                               => ~ ( X2 @ X3 ) ) ) ) )
                                                                 => ( mimplies
                                                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                          ( ( X1 @ X3 )
                                                                         => ( X2 @ X3 ) ) ) ) )
                                                             => ~ sP18 )
                                                         => ( iatom
                                                           != ( ^ [X1: $i > $o] : X1 ) ) )
                                                     => ( inot
                                                       != ( ^ [X1: $i > $o,X2: $i] :
                                                              ~ ! [X3: $i] :
                                                                  ( ( irel @ X2 @ X3 )
                                                                 => ( X1 @ X3 ) ) ) ) )
                                                 => ( iand
                                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                          ~ ( ( X1 @ X3 )
                                                           => ~ ( X2 @ X3 ) ) ) ) )
                                             => ~ sP19 )
                                         => ( iimplies
                                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                  ( ! [X4: $i] :
                                                      ( ( irel @ X3 @ X4 )
                                                     => ( X1 @ X4 ) )
                                                 => ! [X4: $i] :
                                                      ( ( irel @ X3 @ X4 )
                                                     => ( X2 @ X4 ) ) ) ) ) )
                                     => ( iimplied
                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                              ( ! [X4: $i] :
                                                  ( ( irel @ X3 @ X4 )
                                                 => ( X2 @ X4 ) )
                                             => ! [X4: $i] :
                                                  ( ( irel @ X3 @ X4 )
                                                 => ( X1 @ X4 ) ) ) ) ) )
                                 => ( iequiv
                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                          ~ ( ( ! [X4: $i] :
                                                  ( ( irel @ X3 @ X4 )
                                                 => ( X1 @ X4 ) )
                                             => ! [X4: $i] :
                                                  ( ( irel @ X3 @ X4 )
                                                 => ( X2 @ X4 ) ) )
                                           => ~ ( ! [X4: $i] :
                                                    ( ( irel @ X3 @ X4 )
                                                   => ( X2 @ X4 ) )
                                               => ! [X4: $i] :
                                                    ( ( irel @ X3 @ X4 )
                                                   => ( X1 @ X4 ) ) ) ) ) ) )
                             => ( ixor
                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                      ~ ! [X4: $i,X5: $i,X6: $i] :
                                          ( ( irel @ X3 @ X4 )
                                         => ~ ( ( ~ ( ! [X7: $i] :
                                                        ( ( irel @ X4 @ X7 )
                                                       => ( X1 @ X7 ) )
                                                   => ~ ( irel @ X4 @ X5 ) )
                                               => ( X2 @ X5 ) )
                                             => ~ ( ~ ( ! [X7: $i] :
                                                          ( ( irel @ X4 @ X7 )
                                                         => ( X2 @ X7 ) )
                                                     => ~ ( irel @ X4 @ X6 ) )
                                                 => ( X1 @ X6 ) ) ) ) ) ) )
                         => ( ivalid
                           != ( ^ [X1: $i > $o] :
                                ! [X2: $i] : ( X1 @ X2 ) ) ) )
                     => ( isatisfiable
                       != ( ^ [X1: $i > $o] :
                              ~ ! [X2: $i] :
                                  ~ ( X1 @ X2 ) ) ) )
                 => ( icountersatisfiable
                   != ( ^ [X1: $i > $o] :
                          ~ ! [X2: $i] : ( X1 @ X2 ) ) ) )
             => ( iinvalid
               != ( ^ [X1: $i > $o] :
                    ! [X2: $i] :
                      ~ ( X1 @ X2 ) ) ) )
         => ~ ( irel @ ( d2unsorted @ d_unsorted_0 ) @ ( d2unsorted @ d_unsorted_0 ) ) )
     => ~ ( itrue @ ( d2unsorted @ d_unsorted_0 ) ) ),
    introduced(assumption,[]) ).

thf(h8,assumption,
    ~ ( ifalse @ ( d2unsorted @ d_unsorted_0 ) ),
    introduced(assumption,[]) ).

thf(h9,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                                                      ~ ! [X2: d_unsorted] :
                                                                                          ( X1
                                                                                         != ( d2unsorted @ X2 ) )
                                                                                 => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                                             => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                                                    ( ( ( d2unsorted @ X1 )
                                                                                      = ( d2unsorted @ X2 ) )
                                                                                   => ( X1 = X2 ) ) )
                                                                         => ( mnot
                                                                           != ( ^ [X1: $i > $o,X2: $i] :
                                                                                  ~ ( X1 @ X2 ) ) ) )
                                                                     => ~ sP1 )
                                                                 => ( mand
                                                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                          ~ ( ( X1 @ X3 )
                                                                           => ~ ( X2 @ X3 ) ) ) ) )
                                                             => ( mimplies
                                                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                      ( ( X1 @ X3 )
                                                                     => ( X2 @ X3 ) ) ) ) )
                                                         => ~ sP18 )
                                                     => ( iatom
                                                       != ( ^ [X1: $i > $o] : X1 ) ) )
                                                 => ( inot
                                                   != ( ^ [X1: $i > $o,X2: $i] :
                                                          ~ ! [X3: $i] :
                                                              ( ( irel @ X2 @ X3 )
                                                             => ( X1 @ X3 ) ) ) ) )
                                             => ( iand
                                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                      ~ ( ( X1 @ X3 )
                                                       => ~ ( X2 @ X3 ) ) ) ) )
                                         => ~ sP19 )
                                     => ( iimplies
                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                              ( ! [X4: $i] :
                                                  ( ( irel @ X3 @ X4 )
                                                 => ( X1 @ X4 ) )
                                             => ! [X4: $i] :
                                                  ( ( irel @ X3 @ X4 )
                                                 => ( X2 @ X4 ) ) ) ) ) )
                                 => ( iimplied
                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                          ( ! [X4: $i] :
                                              ( ( irel @ X3 @ X4 )
                                             => ( X2 @ X4 ) )
                                         => ! [X4: $i] :
                                              ( ( irel @ X3 @ X4 )
                                             => ( X1 @ X4 ) ) ) ) ) )
                             => ( iequiv
                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                      ~ ( ( ! [X4: $i] :
                                              ( ( irel @ X3 @ X4 )
                                             => ( X1 @ X4 ) )
                                         => ! [X4: $i] :
                                              ( ( irel @ X3 @ X4 )
                                             => ( X2 @ X4 ) ) )
                                       => ~ ( ! [X4: $i] :
                                                ( ( irel @ X3 @ X4 )
                                               => ( X2 @ X4 ) )
                                           => ! [X4: $i] :
                                                ( ( irel @ X3 @ X4 )
                                               => ( X1 @ X4 ) ) ) ) ) ) )
                         => ( ixor
                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                  ~ ! [X4: $i,X5: $i,X6: $i] :
                                      ( ( irel @ X3 @ X4 )
                                     => ~ ( ( ~ ( ! [X7: $i] :
                                                    ( ( irel @ X4 @ X7 )
                                                   => ( X1 @ X7 ) )
                                               => ~ ( irel @ X4 @ X5 ) )
                                           => ( X2 @ X5 ) )
                                         => ~ ( ~ ( ! [X7: $i] :
                                                      ( ( irel @ X4 @ X7 )
                                                     => ( X2 @ X7 ) )
                                                 => ~ ( irel @ X4 @ X6 ) )
                                             => ( X1 @ X6 ) ) ) ) ) ) )
                     => ( ivalid
                       != ( ^ [X1: $i > $o] :
                            ! [X2: $i] : ( X1 @ X2 ) ) ) )
                 => ( isatisfiable
                   != ( ^ [X1: $i > $o] :
                          ~ ! [X2: $i] :
                              ~ ( X1 @ X2 ) ) ) )
             => ( icountersatisfiable
               != ( ^ [X1: $i > $o] :
                      ~ ! [X2: $i] : ( X1 @ X2 ) ) ) )
         => ( iinvalid
           != ( ^ [X1: $i > $o] :
                ! [X2: $i] :
                  ~ ( X1 @ X2 ) ) ) )
     => ~ ( irel @ ( d2unsorted @ d_unsorted_0 ) @ ( d2unsorted @ d_unsorted_0 ) ) ),
    introduced(assumption,[]) ).

thf(h10,assumption,
    itrue @ ( d2unsorted @ d_unsorted_0 ),
    introduced(assumption,[]) ).

thf(h11,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                                                  ~ ! [X2: d_unsorted] :
                                                                                      ( X1
                                                                                     != ( d2unsorted @ X2 ) )
                                                                             => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                                         => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                                                ( ( ( d2unsorted @ X1 )
                                                                                  = ( d2unsorted @ X2 ) )
                                                                               => ( X1 = X2 ) ) )
                                                                     => ( mnot
                                                                       != ( ^ [X1: $i > $o,X2: $i] :
                                                                              ~ ( X1 @ X2 ) ) ) )
                                                                 => ~ sP1 )
                                                             => ( mand
                                                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                      ~ ( ( X1 @ X3 )
                                                                       => ~ ( X2 @ X3 ) ) ) ) )
                                                         => ( mimplies
                                                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                  ( ( X1 @ X3 )
                                                                 => ( X2 @ X3 ) ) ) ) )
                                                     => ~ sP18 )
                                                 => ( iatom
                                                   != ( ^ [X1: $i > $o] : X1 ) ) )
                                             => ( inot
                                               != ( ^ [X1: $i > $o,X2: $i] :
                                                      ~ ! [X3: $i] :
                                                          ( ( irel @ X2 @ X3 )
                                                         => ( X1 @ X3 ) ) ) ) )
                                         => ( iand
                                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                  ~ ( ( X1 @ X3 )
                                                   => ~ ( X2 @ X3 ) ) ) ) )
                                     => ~ sP19 )
                                 => ( iimplies
                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                          ( ! [X4: $i] :
                                              ( ( irel @ X3 @ X4 )
                                             => ( X1 @ X4 ) )
                                         => ! [X4: $i] :
                                              ( ( irel @ X3 @ X4 )
                                             => ( X2 @ X4 ) ) ) ) ) )
                             => ( iimplied
                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                      ( ! [X4: $i] :
                                          ( ( irel @ X3 @ X4 )
                                         => ( X2 @ X4 ) )
                                     => ! [X4: $i] :
                                          ( ( irel @ X3 @ X4 )
                                         => ( X1 @ X4 ) ) ) ) ) )
                         => ( iequiv
                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                  ~ ( ( ! [X4: $i] :
                                          ( ( irel @ X3 @ X4 )
                                         => ( X1 @ X4 ) )
                                     => ! [X4: $i] :
                                          ( ( irel @ X3 @ X4 )
                                         => ( X2 @ X4 ) ) )
                                   => ~ ( ! [X4: $i] :
                                            ( ( irel @ X3 @ X4 )
                                           => ( X2 @ X4 ) )
                                       => ! [X4: $i] :
                                            ( ( irel @ X3 @ X4 )
                                           => ( X1 @ X4 ) ) ) ) ) ) )
                     => ( ixor
                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                              ~ ! [X4: $i,X5: $i,X6: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ~ ( ( ~ ( ! [X7: $i] :
                                                ( ( irel @ X4 @ X7 )
                                               => ( X1 @ X7 ) )
                                           => ~ ( irel @ X4 @ X5 ) )
                                       => ( X2 @ X5 ) )
                                     => ~ ( ~ ( ! [X7: $i] :
                                                  ( ( irel @ X4 @ X7 )
                                                 => ( X2 @ X7 ) )
                                             => ~ ( irel @ X4 @ X6 ) )
                                         => ( X1 @ X6 ) ) ) ) ) ) )
                 => ( ivalid
                   != ( ^ [X1: $i > $o] :
                        ! [X2: $i] : ( X1 @ X2 ) ) ) )
             => ( isatisfiable
               != ( ^ [X1: $i > $o] :
                      ~ ! [X2: $i] :
                          ~ ( X1 @ X2 ) ) ) )
         => ( icountersatisfiable
           != ( ^ [X1: $i > $o] :
                  ~ ! [X2: $i] : ( X1 @ X2 ) ) ) )
     => ( iinvalid
       != ( ^ [X1: $i > $o] :
            ! [X2: $i] :
              ~ ( X1 @ X2 ) ) ) ),
    introduced(assumption,[]) ).

thf(h12,assumption,
    irel @ ( d2unsorted @ d_unsorted_0 ) @ ( d2unsorted @ d_unsorted_0 ),
    introduced(assumption,[]) ).

thf(h13,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                                              ~ ! [X2: d_unsorted] :
                                                                                  ( X1
                                                                                 != ( d2unsorted @ X2 ) )
                                                                         => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                                     => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                                            ( ( ( d2unsorted @ X1 )
                                                                              = ( d2unsorted @ X2 ) )
                                                                           => ( X1 = X2 ) ) )
                                                                 => ( mnot
                                                                   != ( ^ [X1: $i > $o,X2: $i] :
                                                                          ~ ( X1 @ X2 ) ) ) )
                                                             => ~ sP1 )
                                                         => ( mand
                                                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                  ~ ( ( X1 @ X3 )
                                                                   => ~ ( X2 @ X3 ) ) ) ) )
                                                     => ( mimplies
                                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                              ( ( X1 @ X3 )
                                                             => ( X2 @ X3 ) ) ) ) )
                                                 => ~ sP18 )
                                             => ( iatom
                                               != ( ^ [X1: $i > $o] : X1 ) ) )
                                         => ( inot
                                           != ( ^ [X1: $i > $o,X2: $i] :
                                                  ~ ! [X3: $i] :
                                                      ( ( irel @ X2 @ X3 )
                                                     => ( X1 @ X3 ) ) ) ) )
                                     => ( iand
                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                              ~ ( ( X1 @ X3 )
                                               => ~ ( X2 @ X3 ) ) ) ) )
                                 => ~ sP19 )
                             => ( iimplies
                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                      ( ! [X4: $i] :
                                          ( ( irel @ X3 @ X4 )
                                         => ( X1 @ X4 ) )
                                     => ! [X4: $i] :
                                          ( ( irel @ X3 @ X4 )
                                         => ( X2 @ X4 ) ) ) ) ) )
                         => ( iimplied
                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                  ( ! [X4: $i] :
                                      ( ( irel @ X3 @ X4 )
                                     => ( X2 @ X4 ) )
                                 => ! [X4: $i] :
                                      ( ( irel @ X3 @ X4 )
                                     => ( X1 @ X4 ) ) ) ) ) )
                     => ( iequiv
                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                              ~ ( ( ! [X4: $i] :
                                      ( ( irel @ X3 @ X4 )
                                     => ( X1 @ X4 ) )
                                 => ! [X4: $i] :
                                      ( ( irel @ X3 @ X4 )
                                     => ( X2 @ X4 ) ) )
                               => ~ ( ! [X4: $i] :
                                        ( ( irel @ X3 @ X4 )
                                       => ( X2 @ X4 ) )
                                   => ! [X4: $i] :
                                        ( ( irel @ X3 @ X4 )
                                       => ( X1 @ X4 ) ) ) ) ) ) )
                 => ( ixor
                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                          ~ ! [X4: $i,X5: $i,X6: $i] :
                              ( ( irel @ X3 @ X4 )
                             => ~ ( ( ~ ( ! [X7: $i] :
                                            ( ( irel @ X4 @ X7 )
                                           => ( X1 @ X7 ) )
                                       => ~ ( irel @ X4 @ X5 ) )
                                   => ( X2 @ X5 ) )
                                 => ~ ( ~ ( ! [X7: $i] :
                                              ( ( irel @ X4 @ X7 )
                                             => ( X2 @ X7 ) )
                                         => ~ ( irel @ X4 @ X6 ) )
                                     => ( X1 @ X6 ) ) ) ) ) ) )
             => ( ivalid
               != ( ^ [X1: $i > $o] :
                    ! [X2: $i] : ( X1 @ X2 ) ) ) )
         => ( isatisfiable
           != ( ^ [X1: $i > $o] :
                  ~ ! [X2: $i] :
                      ~ ( X1 @ X2 ) ) ) )
     => ( icountersatisfiable
       != ( ^ [X1: $i > $o] :
              ~ ! [X2: $i] : ( X1 @ X2 ) ) ) ),
    introduced(assumption,[]) ).

thf(h14,assumption,
    ( iinvalid
    = ( ^ [X1: $i > $o] :
        ! [X2: $i] :
          ~ ( X1 @ X2 ) ) ),
    introduced(assumption,[]) ).

thf(h15,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                                          ~ ! [X2: d_unsorted] :
                                                                              ( X1
                                                                             != ( d2unsorted @ X2 ) )
                                                                     => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                                 => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                                        ( ( ( d2unsorted @ X1 )
                                                                          = ( d2unsorted @ X2 ) )
                                                                       => ( X1 = X2 ) ) )
                                                             => ( mnot
                                                               != ( ^ [X1: $i > $o,X2: $i] :
                                                                      ~ ( X1 @ X2 ) ) ) )
                                                         => ~ sP1 )
                                                     => ( mand
                                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                              ~ ( ( X1 @ X3 )
                                                               => ~ ( X2 @ X3 ) ) ) ) )
                                                 => ( mimplies
                                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                          ( ( X1 @ X3 )
                                                         => ( X2 @ X3 ) ) ) ) )
                                             => ~ sP18 )
                                         => ( iatom
                                           != ( ^ [X1: $i > $o] : X1 ) ) )
                                     => ( inot
                                       != ( ^ [X1: $i > $o,X2: $i] :
                                              ~ ! [X3: $i] :
                                                  ( ( irel @ X2 @ X3 )
                                                 => ( X1 @ X3 ) ) ) ) )
                                 => ( iand
                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                          ~ ( ( X1 @ X3 )
                                           => ~ ( X2 @ X3 ) ) ) ) )
                             => ~ sP19 )
                         => ( iimplies
                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                  ( ! [X4: $i] :
                                      ( ( irel @ X3 @ X4 )
                                     => ( X1 @ X4 ) )
                                 => ! [X4: $i] :
                                      ( ( irel @ X3 @ X4 )
                                     => ( X2 @ X4 ) ) ) ) ) )
                     => ( iimplied
                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                              ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( X2 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( X1 @ X4 ) ) ) ) ) )
                 => ( iequiv
                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                          ~ ( ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( X1 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( X2 @ X4 ) ) )
                           => ~ ( ! [X4: $i] :
                                    ( ( irel @ X3 @ X4 )
                                   => ( X2 @ X4 ) )
                               => ! [X4: $i] :
                                    ( ( irel @ X3 @ X4 )
                                   => ( X1 @ X4 ) ) ) ) ) ) )
             => ( ixor
               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                      ~ ! [X4: $i,X5: $i,X6: $i] :
                          ( ( irel @ X3 @ X4 )
                         => ~ ( ( ~ ( ! [X7: $i] :
                                        ( ( irel @ X4 @ X7 )
                                       => ( X1 @ X7 ) )
                                   => ~ ( irel @ X4 @ X5 ) )
                               => ( X2 @ X5 ) )
                             => ~ ( ~ ( ! [X7: $i] :
                                          ( ( irel @ X4 @ X7 )
                                         => ( X2 @ X7 ) )
                                     => ~ ( irel @ X4 @ X6 ) )
                                 => ( X1 @ X6 ) ) ) ) ) ) )
         => ( ivalid
           != ( ^ [X1: $i > $o] :
                ! [X2: $i] : ( X1 @ X2 ) ) ) )
     => ( isatisfiable
       != ( ^ [X1: $i > $o] :
              ~ ! [X2: $i] :
                  ~ ( X1 @ X2 ) ) ) ),
    introduced(assumption,[]) ).

thf(h16,assumption,
    ( icountersatisfiable
    = ( ^ [X1: $i > $o] :
          ~ ! [X2: $i] : ( X1 @ X2 ) ) ),
    introduced(assumption,[]) ).

thf(h17,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                                      ~ ! [X2: d_unsorted] :
                                                                          ( X1
                                                                         != ( d2unsorted @ X2 ) )
                                                                 => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                             => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                                    ( ( ( d2unsorted @ X1 )
                                                                      = ( d2unsorted @ X2 ) )
                                                                   => ( X1 = X2 ) ) )
                                                         => ( mnot
                                                           != ( ^ [X1: $i > $o,X2: $i] :
                                                                  ~ ( X1 @ X2 ) ) ) )
                                                     => ~ sP1 )
                                                 => ( mand
                                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                          ~ ( ( X1 @ X3 )
                                                           => ~ ( X2 @ X3 ) ) ) ) )
                                             => ( mimplies
                                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                      ( ( X1 @ X3 )
                                                     => ( X2 @ X3 ) ) ) ) )
                                         => ~ sP18 )
                                     => ( iatom
                                       != ( ^ [X1: $i > $o] : X1 ) ) )
                                 => ( inot
                                   != ( ^ [X1: $i > $o,X2: $i] :
                                          ~ ! [X3: $i] :
                                              ( ( irel @ X2 @ X3 )
                                             => ( X1 @ X3 ) ) ) ) )
                             => ( iand
                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                      ~ ( ( X1 @ X3 )
                                       => ~ ( X2 @ X3 ) ) ) ) )
                         => ~ sP19 )
                     => ( iimplies
                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                              ( ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( X1 @ X4 ) )
                             => ! [X4: $i] :
                                  ( ( irel @ X3 @ X4 )
                                 => ( X2 @ X4 ) ) ) ) ) )
                 => ( iimplied
                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                          ( ! [X4: $i] :
                              ( ( irel @ X3 @ X4 )
                             => ( X2 @ X4 ) )
                         => ! [X4: $i] :
                              ( ( irel @ X3 @ X4 )
                             => ( X1 @ X4 ) ) ) ) ) )
             => ( iequiv
               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                      ~ ( ( ! [X4: $i] :
                              ( ( irel @ X3 @ X4 )
                             => ( X1 @ X4 ) )
                         => ! [X4: $i] :
                              ( ( irel @ X3 @ X4 )
                             => ( X2 @ X4 ) ) )
                       => ~ ( ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( X2 @ X4 ) )
                           => ! [X4: $i] :
                                ( ( irel @ X3 @ X4 )
                               => ( X1 @ X4 ) ) ) ) ) ) )
         => ( ixor
           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                  ~ ! [X4: $i,X5: $i,X6: $i] :
                      ( ( irel @ X3 @ X4 )
                     => ~ ( ( ~ ( ! [X7: $i] :
                                    ( ( irel @ X4 @ X7 )
                                   => ( X1 @ X7 ) )
                               => ~ ( irel @ X4 @ X5 ) )
                           => ( X2 @ X5 ) )
                         => ~ ( ~ ( ! [X7: $i] :
                                      ( ( irel @ X4 @ X7 )
                                     => ( X2 @ X7 ) )
                                 => ~ ( irel @ X4 @ X6 ) )
                             => ( X1 @ X6 ) ) ) ) ) ) )
     => ( ivalid
       != ( ^ [X1: $i > $o] :
            ! [X2: $i] : ( X1 @ X2 ) ) ) ),
    introduced(assumption,[]) ).

thf(h18,assumption,
    ( isatisfiable
    = ( ^ [X1: $i > $o] :
          ~ ! [X2: $i] :
              ~ ( X1 @ X2 ) ) ),
    introduced(assumption,[]) ).

thf(h19,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                                  ~ ! [X2: d_unsorted] :
                                                                      ( X1
                                                                     != ( d2unsorted @ X2 ) )
                                                             => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                         => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                                ( ( ( d2unsorted @ X1 )
                                                                  = ( d2unsorted @ X2 ) )
                                                               => ( X1 = X2 ) ) )
                                                     => ( mnot
                                                       != ( ^ [X1: $i > $o,X2: $i] :
                                                              ~ ( X1 @ X2 ) ) ) )
                                                 => ~ sP1 )
                                             => ( mand
                                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                      ~ ( ( X1 @ X3 )
                                                       => ~ ( X2 @ X3 ) ) ) ) )
                                         => ( mimplies
                                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                  ( ( X1 @ X3 )
                                                 => ( X2 @ X3 ) ) ) ) )
                                     => ~ sP18 )
                                 => ( iatom
                                   != ( ^ [X1: $i > $o] : X1 ) ) )
                             => ( inot
                               != ( ^ [X1: $i > $o,X2: $i] :
                                      ~ ! [X3: $i] :
                                          ( ( irel @ X2 @ X3 )
                                         => ( X1 @ X3 ) ) ) ) )
                         => ( iand
                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                  ~ ( ( X1 @ X3 )
                                   => ~ ( X2 @ X3 ) ) ) ) )
                     => ~ sP19 )
                 => ( iimplies
                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                          ( ! [X4: $i] :
                              ( ( irel @ X3 @ X4 )
                             => ( X1 @ X4 ) )
                         => ! [X4: $i] :
                              ( ( irel @ X3 @ X4 )
                             => ( X2 @ X4 ) ) ) ) ) )
             => ( iimplied
               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                      ( ! [X4: $i] :
                          ( ( irel @ X3 @ X4 )
                         => ( X2 @ X4 ) )
                     => ! [X4: $i] :
                          ( ( irel @ X3 @ X4 )
                         => ( X1 @ X4 ) ) ) ) ) )
         => ( iequiv
           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                  ~ ( ( ! [X4: $i] :
                          ( ( irel @ X3 @ X4 )
                         => ( X1 @ X4 ) )
                     => ! [X4: $i] :
                          ( ( irel @ X3 @ X4 )
                         => ( X2 @ X4 ) ) )
                   => ~ ( ! [X4: $i] :
                            ( ( irel @ X3 @ X4 )
                           => ( X2 @ X4 ) )
                       => ! [X4: $i] :
                            ( ( irel @ X3 @ X4 )
                           => ( X1 @ X4 ) ) ) ) ) ) )
     => ( ixor
       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
              ~ ! [X4: $i,X5: $i,X6: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ~ ( ( ~ ( ! [X7: $i] :
                                ( ( irel @ X4 @ X7 )
                               => ( X1 @ X7 ) )
                           => ~ ( irel @ X4 @ X5 ) )
                       => ( X2 @ X5 ) )
                     => ~ ( ~ ( ! [X7: $i] :
                                  ( ( irel @ X4 @ X7 )
                                 => ( X2 @ X7 ) )
                             => ~ ( irel @ X4 @ X6 ) )
                         => ( X1 @ X6 ) ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h20,assumption,
    ( ivalid
    = ( ^ [X1: $i > $o] :
        ! [X2: $i] : ( X1 @ X2 ) ) ),
    introduced(assumption,[]) ).

thf(h21,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                              ~ ! [X2: d_unsorted] :
                                                                  ( X1
                                                                 != ( d2unsorted @ X2 ) )
                                                         => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                     => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                            ( ( ( d2unsorted @ X1 )
                                                              = ( d2unsorted @ X2 ) )
                                                           => ( X1 = X2 ) ) )
                                                 => ( mnot
                                                   != ( ^ [X1: $i > $o,X2: $i] :
                                                          ~ ( X1 @ X2 ) ) ) )
                                             => ~ sP1 )
                                         => ( mand
                                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                  ~ ( ( X1 @ X3 )
                                                   => ~ ( X2 @ X3 ) ) ) ) )
                                     => ( mimplies
                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                              ( ( X1 @ X3 )
                                             => ( X2 @ X3 ) ) ) ) )
                                 => ~ sP18 )
                             => ( iatom
                               != ( ^ [X1: $i > $o] : X1 ) ) )
                         => ( inot
                           != ( ^ [X1: $i > $o,X2: $i] :
                                  ~ ! [X3: $i] :
                                      ( ( irel @ X2 @ X3 )
                                     => ( X1 @ X3 ) ) ) ) )
                     => ( iand
                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                              ~ ( ( X1 @ X3 )
                               => ~ ( X2 @ X3 ) ) ) ) )
                 => ~ sP19 )
             => ( iimplies
               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                      ( ! [X4: $i] :
                          ( ( irel @ X3 @ X4 )
                         => ( X1 @ X4 ) )
                     => ! [X4: $i] :
                          ( ( irel @ X3 @ X4 )
                         => ( X2 @ X4 ) ) ) ) ) )
         => ( iimplied
           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                  ( ! [X4: $i] :
                      ( ( irel @ X3 @ X4 )
                     => ( X2 @ X4 ) )
                 => ! [X4: $i] :
                      ( ( irel @ X3 @ X4 )
                     => ( X1 @ X4 ) ) ) ) ) )
     => ( iequiv
       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
              ~ ( ( ! [X4: $i] :
                      ( ( irel @ X3 @ X4 )
                     => ( X1 @ X4 ) )
                 => ! [X4: $i] :
                      ( ( irel @ X3 @ X4 )
                     => ( X2 @ X4 ) ) )
               => ~ ( ! [X4: $i] :
                        ( ( irel @ X3 @ X4 )
                       => ( X2 @ X4 ) )
                   => ! [X4: $i] :
                        ( ( irel @ X3 @ X4 )
                       => ( X1 @ X4 ) ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h22,assumption,
    ( ixor
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ~ ! [X4: $i,X5: $i,X6: $i] :
              ( ( irel @ X3 @ X4 )
             => ~ ( ( ~ ( ! [X7: $i] :
                            ( ( irel @ X4 @ X7 )
                           => ( X1 @ X7 ) )
                       => ~ ( irel @ X4 @ X5 ) )
                   => ( X2 @ X5 ) )
                 => ~ ( ~ ( ! [X7: $i] :
                              ( ( irel @ X4 @ X7 )
                             => ( X2 @ X7 ) )
                         => ~ ( irel @ X4 @ X6 ) )
                     => ( X1 @ X6 ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h23,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                          ~ ! [X2: d_unsorted] :
                                                              ( X1
                                                             != ( d2unsorted @ X2 ) )
                                                     => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                 => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                        ( ( ( d2unsorted @ X1 )
                                                          = ( d2unsorted @ X2 ) )
                                                       => ( X1 = X2 ) ) )
                                             => ( mnot
                                               != ( ^ [X1: $i > $o,X2: $i] :
                                                      ~ ( X1 @ X2 ) ) ) )
                                         => ~ sP1 )
                                     => ( mand
                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                              ~ ( ( X1 @ X3 )
                                               => ~ ( X2 @ X3 ) ) ) ) )
                                 => ( mimplies
                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                          ( ( X1 @ X3 )
                                         => ( X2 @ X3 ) ) ) ) )
                             => ~ sP18 )
                         => ( iatom
                           != ( ^ [X1: $i > $o] : X1 ) ) )
                     => ( inot
                       != ( ^ [X1: $i > $o,X2: $i] :
                              ~ ! [X3: $i] :
                                  ( ( irel @ X2 @ X3 )
                                 => ( X1 @ X3 ) ) ) ) )
                 => ( iand
                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                          ~ ( ( X1 @ X3 )
                           => ~ ( X2 @ X3 ) ) ) ) )
             => ~ sP19 )
         => ( iimplies
           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                  ( ! [X4: $i] :
                      ( ( irel @ X3 @ X4 )
                     => ( X1 @ X4 ) )
                 => ! [X4: $i] :
                      ( ( irel @ X3 @ X4 )
                     => ( X2 @ X4 ) ) ) ) ) )
     => ( iimplied
       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
              ( ! [X4: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ( X2 @ X4 ) )
             => ! [X4: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ( X1 @ X4 ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h24,assumption,
    ( iequiv
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ~ ( ( ! [X4: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ( X1 @ X4 ) )
             => ! [X4: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ( X2 @ X4 ) ) )
           => ~ ( ! [X4: $i] :
                    ( ( irel @ X3 @ X4 )
                   => ( X2 @ X4 ) )
               => ! [X4: $i] :
                    ( ( irel @ X3 @ X4 )
                   => ( X1 @ X4 ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h25,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                      ~ ! [X2: d_unsorted] :
                                                          ( X1
                                                         != ( d2unsorted @ X2 ) )
                                                 => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                             => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                    ( ( ( d2unsorted @ X1 )
                                                      = ( d2unsorted @ X2 ) )
                                                   => ( X1 = X2 ) ) )
                                         => ( mnot
                                           != ( ^ [X1: $i > $o,X2: $i] :
                                                  ~ ( X1 @ X2 ) ) ) )
                                     => ~ sP1 )
                                 => ( mand
                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                          ~ ( ( X1 @ X3 )
                                           => ~ ( X2 @ X3 ) ) ) ) )
                             => ( mimplies
                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                      ( ( X1 @ X3 )
                                     => ( X2 @ X3 ) ) ) ) )
                         => ~ sP18 )
                     => ( iatom
                       != ( ^ [X1: $i > $o] : X1 ) ) )
                 => ( inot
                   != ( ^ [X1: $i > $o,X2: $i] :
                          ~ ! [X3: $i] :
                              ( ( irel @ X2 @ X3 )
                             => ( X1 @ X3 ) ) ) ) )
             => ( iand
               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                      ~ ( ( X1 @ X3 )
                       => ~ ( X2 @ X3 ) ) ) ) )
         => ~ sP19 )
     => ( iimplies
       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
              ( ! [X4: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ( X1 @ X4 ) )
             => ! [X4: $i] :
                  ( ( irel @ X3 @ X4 )
                 => ( X2 @ X4 ) ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h26,assumption,
    ( iimplied
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ( ! [X4: $i] :
              ( ( irel @ X3 @ X4 )
             => ( X2 @ X4 ) )
         => ! [X4: $i] :
              ( ( irel @ X3 @ X4 )
             => ( X1 @ X4 ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h27,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                  ~ ! [X2: d_unsorted] :
                                                      ( X1
                                                     != ( d2unsorted @ X2 ) )
                                             => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                         => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                ( ( ( d2unsorted @ X1 )
                                                  = ( d2unsorted @ X2 ) )
                                               => ( X1 = X2 ) ) )
                                     => ( mnot
                                       != ( ^ [X1: $i > $o,X2: $i] :
                                              ~ ( X1 @ X2 ) ) ) )
                                 => ~ sP1 )
                             => ( mand
                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                      ~ ( ( X1 @ X3 )
                                       => ~ ( X2 @ X3 ) ) ) ) )
                         => ( mimplies
                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                  ( ( X1 @ X3 )
                                 => ( X2 @ X3 ) ) ) ) )
                     => ~ sP18 )
                 => ( iatom
                   != ( ^ [X1: $i > $o] : X1 ) ) )
             => ( inot
               != ( ^ [X1: $i > $o,X2: $i] :
                      ~ ! [X3: $i] :
                          ( ( irel @ X2 @ X3 )
                         => ( X1 @ X3 ) ) ) ) )
         => ( iand
           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                  ~ ( ( X1 @ X3 )
                   => ~ ( X2 @ X3 ) ) ) ) )
     => ~ sP19 ),
    introduced(assumption,[]) ).

thf(h28,assumption,
    ( iimplies
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ( ! [X4: $i] :
              ( ( irel @ X3 @ X4 )
             => ( X1 @ X4 ) )
         => ! [X4: $i] :
              ( ( irel @ X3 @ X4 )
             => ( X2 @ X4 ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h29,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                              ~ ! [X2: d_unsorted] :
                                                  ( X1
                                                 != ( d2unsorted @ X2 ) )
                                         => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                     => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                            ( ( ( d2unsorted @ X1 )
                                              = ( d2unsorted @ X2 ) )
                                           => ( X1 = X2 ) ) )
                                 => ( mnot
                                   != ( ^ [X1: $i > $o,X2: $i] :
                                          ~ ( X1 @ X2 ) ) ) )
                             => ~ sP1 )
                         => ( mand
                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                  ~ ( ( X1 @ X3 )
                                   => ~ ( X2 @ X3 ) ) ) ) )
                     => ( mimplies
                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                              ( ( X1 @ X3 )
                             => ( X2 @ X3 ) ) ) ) )
                 => ~ sP18 )
             => ( iatom
               != ( ^ [X1: $i > $o] : X1 ) ) )
         => ( inot
           != ( ^ [X1: $i > $o,X2: $i] :
                  ~ ! [X3: $i] :
                      ( ( irel @ X2 @ X3 )
                     => ( X1 @ X3 ) ) ) ) )
     => ( iand
       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
              ~ ( ( X1 @ X3 )
               => ~ ( X2 @ X3 ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h30,assumption,
    sP19,
    introduced(assumption,[]) ).

thf(h31,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                          ~ ! [X2: d_unsorted] :
                                              ( X1
                                             != ( d2unsorted @ X2 ) )
                                     => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                 => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                        ( ( ( d2unsorted @ X1 )
                                          = ( d2unsorted @ X2 ) )
                                       => ( X1 = X2 ) ) )
                             => ( mnot
                               != ( ^ [X1: $i > $o,X2: $i] :
                                      ~ ( X1 @ X2 ) ) ) )
                         => ~ sP1 )
                     => ( mand
                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                              ~ ( ( X1 @ X3 )
                               => ~ ( X2 @ X3 ) ) ) ) )
                 => ( mimplies
                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                          ( ( X1 @ X3 )
                         => ( X2 @ X3 ) ) ) ) )
             => ~ sP18 )
         => ( iatom
           != ( ^ [X1: $i > $o] : X1 ) ) )
     => ( inot
       != ( ^ [X1: $i > $o,X2: $i] :
              ~ ! [X3: $i] :
                  ( ( irel @ X2 @ X3 )
                 => ( X1 @ X3 ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h32,assumption,
    ( iand
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ~ ( ( X1 @ X3 )
           => ~ ( X2 @ X3 ) ) ) ),
    introduced(assumption,[]) ).

thf(h33,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                      ~ ! [X2: d_unsorted] :
                                          ( X1
                                         != ( d2unsorted @ X2 ) )
                                 => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                             => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                    ( ( ( d2unsorted @ X1 )
                                      = ( d2unsorted @ X2 ) )
                                   => ( X1 = X2 ) ) )
                         => ( mnot
                           != ( ^ [X1: $i > $o,X2: $i] :
                                  ~ ( X1 @ X2 ) ) ) )
                     => ~ sP1 )
                 => ( mand
                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                          ~ ( ( X1 @ X3 )
                           => ~ ( X2 @ X3 ) ) ) ) )
             => ( mimplies
               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                      ( ( X1 @ X3 )
                     => ( X2 @ X3 ) ) ) ) )
         => ~ sP18 )
     => ( iatom
       != ( ^ [X1: $i > $o] : X1 ) ) ),
    introduced(assumption,[]) ).

thf(h34,assumption,
    ( inot
    = ( ^ [X1: $i > $o,X2: $i] :
          ~ ! [X3: $i] :
              ( ( irel @ X2 @ X3 )
             => ( X1 @ X3 ) ) ) ),
    introduced(assumption,[]) ).

thf(h35,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                  ~ ! [X2: d_unsorted] :
                                      ( X1
                                     != ( d2unsorted @ X2 ) )
                             => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                         => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                ( ( ( d2unsorted @ X1 )
                                  = ( d2unsorted @ X2 ) )
                               => ( X1 = X2 ) ) )
                     => ( mnot
                       != ( ^ [X1: $i > $o,X2: $i] :
                              ~ ( X1 @ X2 ) ) ) )
                 => ~ sP1 )
             => ( mand
               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                      ~ ( ( X1 @ X3 )
                       => ~ ( X2 @ X3 ) ) ) ) )
         => ( mimplies
           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                  ( ( X1 @ X3 )
                 => ( X2 @ X3 ) ) ) ) )
     => ~ sP18 ),
    introduced(assumption,[]) ).

thf(h36,assumption,
    ( iatom
    = ( ^ [X1: $i > $o] : X1 ) ),
    introduced(assumption,[]) ).

thf(h37,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                              ~ ! [X2: d_unsorted] :
                                  ( X1
                                 != ( d2unsorted @ X2 ) )
                         => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                     => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                            ( ( ( d2unsorted @ X1 )
                              = ( d2unsorted @ X2 ) )
                           => ( X1 = X2 ) ) )
                 => ( mnot
                   != ( ^ [X1: $i > $o,X2: $i] :
                          ~ ( X1 @ X2 ) ) ) )
             => ~ sP1 )
         => ( mand
           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                  ~ ( ( X1 @ X3 )
                   => ~ ( X2 @ X3 ) ) ) ) )
     => ( mimplies
       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
              ( ( X1 @ X3 )
             => ( X2 @ X3 ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h38,assumption,
    sP18,
    introduced(assumption,[]) ).

thf(h39,assumption,
    ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                          ~ ! [X2: d_unsorted] :
                              ( X1
                             != ( d2unsorted @ X2 ) )
                     => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                 => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                        ( ( ( d2unsorted @ X1 )
                          = ( d2unsorted @ X2 ) )
                       => ( X1 = X2 ) ) )
             => ( mnot
               != ( ^ [X1: $i > $o,X2: $i] :
                      ~ ( X1 @ X2 ) ) ) )
         => ~ sP1 )
     => ( mand
       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
              ~ ( ( X1 @ X3 )
               => ~ ( X2 @ X3 ) ) ) ) ),
    introduced(assumption,[]) ).

thf(h40,assumption,
    ( mimplies
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ( ( X1 @ X3 )
         => ( X2 @ X3 ) ) ) ),
    introduced(assumption,[]) ).

thf(h41,assumption,
    ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                      ~ ! [X2: d_unsorted] :
                          ( X1
                         != ( d2unsorted @ X2 ) )
                 => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
             => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                    ( ( ( d2unsorted @ X1 )
                      = ( d2unsorted @ X2 ) )
                   => ( X1 = X2 ) ) )
         => ( mnot
           != ( ^ [X1: $i > $o,X2: $i] :
                  ~ ( X1 @ X2 ) ) ) )
     => ~ sP1 ),
    introduced(assumption,[]) ).

thf(h42,assumption,
    ( mand
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ~ ( ( X1 @ X3 )
           => ~ ( X2 @ X3 ) ) ) ),
    introduced(assumption,[]) ).

thf(h43,assumption,
    ~ ( ~ ( ~ ( ! [X1: $i] :
                  ~ ! [X2: d_unsorted] :
                      ( X1
                     != ( d2unsorted @ X2 ) )
             => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
         => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                ( ( ( d2unsorted @ X1 )
                  = ( d2unsorted @ X2 ) )
               => ( X1 = X2 ) ) )
     => ( mnot
       != ( ^ [X1: $i > $o,X2: $i] :
              ~ ( X1 @ X2 ) ) ) ),
    introduced(assumption,[]) ).

thf(h44,assumption,
    sP1,
    introduced(assumption,[]) ).

thf(h45,assumption,
    ~ ( ~ ( ! [X1: $i] :
              ~ ! [X2: d_unsorted] :
                  ( X1
                 != ( d2unsorted @ X2 ) )
         => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
     => ~ ! [X1: d_unsorted,X2: d_unsorted] :
            ( ( ( d2unsorted @ X1 )
              = ( d2unsorted @ X2 ) )
           => ( X1 = X2 ) ) ),
    introduced(assumption,[]) ).

thf(h46,assumption,
    ( mnot
    = ( ^ [X1: $i > $o,X2: $i] :
          ~ ( X1 @ X2 ) ) ),
    introduced(assumption,[]) ).

thf(h47,assumption,
    ~ ( ! [X1: $i] :
          ~ ! [X2: d_unsorted] :
              ( X1
             != ( d2unsorted @ X2 ) )
     => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) ),
    introduced(assumption,[]) ).

thf(h48,assumption,
    ! [X1: d_unsorted,X2: d_unsorted] :
      ( ( ( d2unsorted @ X1 )
        = ( d2unsorted @ X2 ) )
     => ( X1 = X2 ) ),
    introduced(assumption,[]) ).

thf(h49,assumption,
    ! [X1: $i] :
      ~ ! [X2: d_unsorted] :
          ( X1
         != ( d2unsorted @ X2 ) ),
    introduced(assumption,[]) ).

thf(h50,assumption,
    ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ),
    introduced(assumption,[]) ).

thf(1,plain,
    ( sP29
    | ~ sP11 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(2,plain,
    ( sP29
    | ~ sP23 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(3,plain,
    ( ~ sP29
    | sP23
    | sP11 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(4,plain,
    ( sP16
    | ~ sP2 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(5,plain,
    ( sP16
    | ~ sP31 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(6,plain,
    ( ~ sP16
    | sP31
    | sP2 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(7,plain,
    ( ~ sP27
    | ~ sP14
    | sP29 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(8,plain,
    ( ~ sP27
    | sP14
    | ~ sP29 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(9,plain,
    ( ~ sP30
    | ~ sP20
    | sP16 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(10,plain,
    ( ~ sP30
    | sP20
    | ~ sP16 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(11,plain,
    ( ~ sP12
    | sP27 ),
    inference(all_rule,[status(thm)],[]) ).

thf(12,plain,
    ( ~ sP22
    | sP30 ),
    inference(all_rule,[status(thm)],[]) ).

thf(13,plain,
    ( ~ sP5
    | sP12 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(14,plain,
    ( ~ sP21
    | ~ sP11
    | sP2 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(15,plain,
    ( ~ sP21
    | sP11
    | ~ sP2 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(16,plain,
    ( ~ sP17
    | ~ sP23
    | sP31 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(17,plain,
    ( ~ sP17
    | sP23
    | ~ sP31 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(18,plain,
    ( ~ sP26
    | sP22 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(19,plain,
    ( ~ sP7
    | sP5 ),
    inference(all_rule,[status(thm)],[]) ).

thf(20,plain,
    ( ~ sP9
    | sP21 ),
    inference(all_rule,[status(thm)],[]) ).

thf(21,plain,
    ( ~ sP4
    | sP17 ),
    inference(all_rule,[status(thm)],[]) ).

thf(22,plain,
    ( ~ sP13
    | sP26 ),
    inference(all_rule,[status(thm)],[]) ).

thf(23,plain,
    ( ~ sP28
    | sP7 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(24,plain,
    ( ~ sP6
    | sP9 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(25,plain,
    ( ~ sP3
    | sP4 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(26,plain,
    ( ~ sP10
    | sP13 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(27,plain,
    ( ~ sP15
    | sP28 ),
    inference(all_rule,[status(thm)],[]) ).

thf(28,plain,
    ( ~ sP8
    | sP6 ),
    inference(all_rule,[status(thm)],[]) ).

thf(29,plain,
    ( ~ sP8
    | sP3 ),
    inference(all_rule,[status(thm)],[]) ).

thf(30,plain,
    ( ~ sP25
    | sP10 ),
    inference(all_rule,[status(thm)],[]) ).

thf(31,plain,
    ( ~ sP1
    | sP15 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(32,plain,
    ( ~ sP18
    | sP8 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(33,plain,
    ( ~ sP19
    | sP25 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(34,plain,
    ( sP24
    | ~ sP20
    | ~ sP14 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(35,plain,
    ( sP24
    | sP20
    | sP14 ),
    inference(prop_rule,[status(thm)],[]) ).

thf(36,plain,
    $false,
    inference(prop_unsat,[status(thm),assumptions([h49,h50,h47,h48,h45,h46,h43,h44,h41,h42,h39,h40,h37,h38,h35,h36,h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0])],[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,h44,h38,h30,h6]) ).

thf(37,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h47,h48,h45,h46,h43,h44,h41,h42,h39,h40,h37,h38,h35,h36,h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h49,h50])],[h47,36,h49,h50]) ).

thf(38,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h45,h46,h43,h44,h41,h42,h39,h40,h37,h38,h35,h36,h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h47,h48])],[h45,37,h47,h48]) ).

thf(39,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h43,h44,h41,h42,h39,h40,h37,h38,h35,h36,h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h45,h46])],[h43,38,h45,h46]) ).

thf(40,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h41,h42,h39,h40,h37,h38,h35,h36,h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h43,h44])],[h41,39,h43,h44]) ).

thf(41,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h39,h40,h37,h38,h35,h36,h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h41,h42])],[h39,40,h41,h42]) ).

thf(42,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h37,h38,h35,h36,h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h39,h40])],[h37,41,h39,h40]) ).

thf(43,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h35,h36,h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h37,h38])],[h35,42,h37,h38]) ).

thf(44,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h33,h34,h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h35,h36])],[h33,43,h35,h36]) ).

thf(45,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h31,h32,h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h33,h34])],[h31,44,h33,h34]) ).

thf(46,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h29,h30,h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h31,h32])],[h29,45,h31,h32]) ).

thf(47,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h27,h28,h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h29,h30])],[h27,46,h29,h30]) ).

thf(48,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h25,h26,h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h27,h28])],[h25,47,h27,h28]) ).

thf(49,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h23,h24,h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h25,h26])],[h23,48,h25,h26]) ).

thf(50,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h21,h22,h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h23,h24])],[h21,49,h23,h24]) ).

thf(51,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h19,h20,h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h21,h22])],[h19,50,h21,h22]) ).

thf(52,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h17,h18,h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h19,h20])],[h17,51,h19,h20]) ).

thf(53,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h15,h16,h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h17,h18])],[h15,52,h17,h18]) ).

thf(54,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h13,h14,h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h15,h16])],[h13,53,h15,h16]) ).

thf(55,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h11,h12,h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h13,h14])],[h11,54,h13,h14]) ).

thf(56,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h9,h10,h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h11,h12])],[h9,55,h11,h12]) ).

thf(57,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h7,h8,h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h9,h10])],[h7,56,h9,h10]) ).

thf(lcl695_1,axiom,
    ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ~ ( ! [X1: $i] :
                                                                                              ~ ! [X2: d_unsorted] :
                                                                                                  ( X1
                                                                                                 != ( d2unsorted @ X2 ) )
                                                                                         => ~ ! [X1: d_unsorted] : ( X1 = d_unsorted_0 ) )
                                                                                     => ~ ! [X1: d_unsorted,X2: d_unsorted] :
                                                                                            ( ( ( d2unsorted @ X1 )
                                                                                              = ( d2unsorted @ X2 ) )
                                                                                           => ( X1 = X2 ) ) )
                                                                                 => ( mnot
                                                                                   != ( ^ [X1: $i > $o,X2: $i] :
                                                                                          ~ ( X1 @ X2 ) ) ) )
                                                                             => ~ sP1 )
                                                                         => ( mand
                                                                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                                  ~ ( ( X1 @ X3 )
                                                                                   => ~ ( X2 @ X3 ) ) ) ) )
                                                                     => ( mimplies
                                                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                                              ( ( X1 @ X3 )
                                                                             => ( X2 @ X3 ) ) ) ) )
                                                                 => ~ sP18 )
                                                             => ( iatom
                                                               != ( ^ [X1: $i > $o] : X1 ) ) )
                                                         => ( inot
                                                           != ( ^ [X1: $i > $o,X2: $i] :
                                                                  ~ ! [X3: $i] :
                                                                      ( ( irel @ X2 @ X3 )
                                                                     => ( X1 @ X3 ) ) ) ) )
                                                     => ( iand
                                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                              ~ ( ( X1 @ X3 )
                                                               => ~ ( X2 @ X3 ) ) ) ) )
                                                 => ~ sP19 )
                                             => ( iimplies
                                               != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                      ( ! [X4: $i] :
                                                          ( ( irel @ X3 @ X4 )
                                                         => ( X1 @ X4 ) )
                                                     => ! [X4: $i] :
                                                          ( ( irel @ X3 @ X4 )
                                                         => ( X2 @ X4 ) ) ) ) ) )
                                         => ( iimplied
                                           != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                                  ( ! [X4: $i] :
                                                      ( ( irel @ X3 @ X4 )
                                                     => ( X2 @ X4 ) )
                                                 => ! [X4: $i] :
                                                      ( ( irel @ X3 @ X4 )
                                                     => ( X1 @ X4 ) ) ) ) ) )
                                     => ( iequiv
                                       != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                              ~ ( ( ! [X4: $i] :
                                                      ( ( irel @ X3 @ X4 )
                                                     => ( X1 @ X4 ) )
                                                 => ! [X4: $i] :
                                                      ( ( irel @ X3 @ X4 )
                                                     => ( X2 @ X4 ) ) )
                                               => ~ ( ! [X4: $i] :
                                                        ( ( irel @ X3 @ X4 )
                                                       => ( X2 @ X4 ) )
                                                   => ! [X4: $i] :
                                                        ( ( irel @ X3 @ X4 )
                                                       => ( X1 @ X4 ) ) ) ) ) ) )
                                 => ( ixor
                                   != ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
                                          ~ ! [X4: $i,X5: $i,X6: $i] :
                                              ( ( irel @ X3 @ X4 )
                                             => ~ ( ( ~ ( ! [X7: $i] :
                                                            ( ( irel @ X4 @ X7 )
                                                           => ( X1 @ X7 ) )
                                                       => ~ ( irel @ X4 @ X5 ) )
                                                   => ( X2 @ X5 ) )
                                                 => ~ ( ~ ( ! [X7: $i] :
                                                              ( ( irel @ X4 @ X7 )
                                                             => ( X2 @ X7 ) )
                                                         => ~ ( irel @ X4 @ X6 ) )
                                                     => ( X1 @ X6 ) ) ) ) ) ) )
                             => ( ivalid
                               != ( ^ [X1: $i > $o] :
                                    ! [X2: $i] : ( X1 @ X2 ) ) ) )
                         => ( isatisfiable
                           != ( ^ [X1: $i > $o] :
                                  ~ ! [X2: $i] :
                                      ~ ( X1 @ X2 ) ) ) )
                     => ( icountersatisfiable
                       != ( ^ [X1: $i > $o] :
                              ~ ! [X2: $i] : ( X1 @ X2 ) ) ) )
                 => ( iinvalid
                   != ( ^ [X1: $i > $o] :
                        ! [X2: $i] :
                          ~ ( X1 @ X2 ) ) ) )
             => ~ ( irel @ ( d2unsorted @ d_unsorted_0 ) @ ( d2unsorted @ d_unsorted_0 ) ) )
         => ~ ( itrue @ ( d2unsorted @ d_unsorted_0 ) ) )
     => ( ifalse @ ( d2unsorted @ d_unsorted_0 ) ) ) ).

thf(58,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h6,h5,h4,h3,h2,h1,h0]),tab_negimp(discharge,[h7,h8])],[lcl695_1,57,h7,h8]) ).

thf(59,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h5,h4,h3,h2,h1,h0]),tab_negall(discharge,[h6]),tab_negall(eigenvar,eigen__2)],[h5,58,h6]) ).

thf(60,plain,
    $false,
    inference(tab_fe,[status(thm),assumptions([h4,h3,h2,h1,h0]),tab_fe(discharge,[h5])],[h4,59,h5]) ).

thf(61,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h3,h2,h1,h0]),tab_negall(discharge,[h4]),tab_negall(eigenvar,eigen__1)],[h3,60,h4]) ).

thf(62,plain,
    $false,
    inference(tab_fe,[status(thm),assumptions([h2,h1,h0]),tab_fe(discharge,[h3])],[h2,61,h3]) ).

thf(63,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h1,h0]),tab_negall(discharge,[h2]),tab_negall(eigenvar,eigen__0)],[h1,62,h2]) ).

thf(64,plain,
    $false,
    inference(tab_fe,[status(thm),assumptions([h0]),tab_fe(discharge,[h1])],[h0,63,h1]) ).

thf(0,theorem,
    ( ior
    = ( ^ [X1: $i > $o,X2: $i > $o] : ( mor @ ( mbox_s4 @ X1 ) @ ( mbox_s4 @ X2 ) ) ) ),
    inference(contra,[status(thm),contra(discharge,[h0])],[64,h0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SWX153_1 : TPTP v9.3.0. Released v9.3.0.
% 0.12/0.13  % Command  : lash -P picomus -M modes -p tstp -t %d %s
% 0.17/0.34  % Computer : n005.cluster.edu
% 0.17/0.34  % Model    : x86_64 x86_64
% 0.17/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.34  % Memory   : 8042.1875MB
% 0.17/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.17/0.34  % CPULimit : 300
% 0.17/0.34  % WCLimit  : 300
% 0.17/0.34  % DateTime : Tue May  5 09:15:15 EDT 2026
% 0.17/0.34  % CPUTime  : 
% 20.26/22.30  % SZS status Theorem
% 20.26/22.30  % Mode: cade22grackle2x798d
% 20.26/22.30  % Steps: 17999
% 20.26/22.30  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------