TSTP Solution File: SET640^3 by Satallax---3.5

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%------------------------------------------------------------------------------
% File     : Satallax---3.5
% Problem  : SET640^3 : TPTP v8.1.0. Released v3.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : satallax -E eprover-ho -P picomus -M modes -p tstp -t %d %s

% Computer : n015.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  : 600s
% DateTime : Tue Jul 19 04:54:45 EDT 2022

% Result   : Theorem 0.12s 0.35s
% Output   : Proof 0.12s
% Verified : 
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)

% Comments : 
%------------------------------------------------------------------------------
thf(ty_eigen__2,type,
    eigen__2: $i ).

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

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

thf(ty_eigen__3,type,
    eigen__3: $i ).

thf(def_in,definition,
    ( in
    = ( ^ [X1: $i,X2: $i > $o] : ( X2 @ X1 ) ) ) ).

thf(def_is_a,definition,
    ( is_a
    = ( ^ [X1: $i,X2: $i > $o] : ( X2 @ X1 ) ) ) ).

thf(def_emptyset,definition,
    ( emptyset
    = ( ^ [X1: $i] : $false ) ) ).

thf(def_unord_pair,definition,
    ( unord_pair
    = ( ^ [X1: $i,X2: $i,X3: $i] :
          ( ( X3 != X1 )
         => ( X3 = X2 ) ) ) ) ).

thf(def_singleton,definition,
    ( singleton
    = ( ^ [X1: $i,X2: $i] : ( X2 = X1 ) ) ) ).

thf(def_union,definition,
    ( union
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ( ~ ( X1 @ X3 )
         => ( X2 @ X3 ) ) ) ) ).

thf(def_excl_union,definition,
    ( excl_union
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ( ( ( X1 @ X3 )
           => ( X2 @ X3 ) )
         => ~ ( ~ ( X1 @ X3 )
             => ~ ( X2 @ X3 ) ) ) ) ) ).

thf(def_intersection,definition,
    ( intersection
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ~ ( ( X1 @ X3 )
           => ~ ( X2 @ X3 ) ) ) ) ).

thf(def_setminus,definition,
    ( setminus
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
          ~ ( ( X1 @ X3 )
           => ( X2 @ X3 ) ) ) ) ).

thf(def_complement,definition,
    ( complement
    = ( ^ [X1: $i > $o,X2: $i] :
          ~ ( X1 @ X2 ) ) ) ).

thf(def_disjoint,definition,
    ( disjoint
    = ( ^ [X1: $i > $o,X2: $i > $o] :
          ( ( intersection @ X1 @ X2 )
          = emptyset ) ) ) ).

thf(def_subset,definition,
    ( subset
    = ( ^ [X1: $i > $o,X2: $i > $o] :
        ! [X3: $i] :
          ( ( X1 @ X3 )
         => ( X2 @ X3 ) ) ) ) ).

thf(def_meets,definition,
    ( meets
    = ( ^ [X1: $i > $o,X2: $i > $o] :
          ~ ! [X3: $i] :
              ( ( X1 @ X3 )
             => ~ ( X2 @ X3 ) ) ) ) ).

thf(def_misses,definition,
    ( misses
    = ( ^ [X1: $i > $o,X2: $i > $o] :
        ! [X3: $i] :
          ( ( X1 @ X3 )
         => ~ ( X2 @ X3 ) ) ) ) ).

thf(def_cartesian_product,definition,
    ( cartesian_product
    = ( ^ [X1: $i > $o,X2: $i > $o,X3: $i,X4: $i] :
          ~ ( ( X1 @ X3 )
           => ~ ( X2 @ X4 ) ) ) ) ).

thf(def_pair_rel,definition,
    ( pair_rel
    = ( ^ [X1: $i,X2: $i,X3: $i,X4: $i] :
          ( ( X3 != X1 )
         => ( X4 = X2 ) ) ) ) ).

thf(def_id_rel,definition,
    ( id_rel
    = ( ^ [X1: $i > $o,X2: $i,X3: $i] :
          ~ ( ( X1 @ X2 )
           => ( X2 != X3 ) ) ) ) ).

thf(def_sub_rel,definition,
    ( sub_rel
    = ( ^ [X1: $i > $i > $o,X2: $i > $i > $o] :
        ! [X3: $i,X4: $i] :
          ( ( X1 @ X3 @ X4 )
         => ( X2 @ X3 @ X4 ) ) ) ) ).

thf(def_is_rel_on,definition,
    ( is_rel_on
    = ( ^ [X1: $i > $i > $o,X2: $i > $o,X3: $i > $o] :
        ! [X4: $i,X5: $i] :
          ( ( X1 @ X4 @ X5 )
         => ~ ( ( X2 @ X4 )
             => ~ ( X3 @ X5 ) ) ) ) ) ).

thf(def_restrict_rel_domain,definition,
    ( restrict_rel_domain
    = ( ^ [X1: $i > $i > $o,X2: $i > $o,X3: $i,X4: $i] :
          ~ ( ( X2 @ X3 )
           => ~ ( X1 @ X3 @ X4 ) ) ) ) ).

thf(def_rel_diagonal,definition,
    rel_diagonal = (=) ).

thf(def_rel_composition,definition,
    ( rel_composition
    = ( ^ [X1: $i > $i > $o,X2: $i > $i > $o,X3: $i,X4: $i] :
          ~ ! [X5: $i] :
              ( ( X1 @ X3 @ X5 )
             => ~ ( X2 @ X5 @ X4 ) ) ) ) ).

thf(def_reflexive,definition,
    ( reflexive
    = ( ^ [X1: $i > $i > $o] :
        ! [X2: $i] : ( X1 @ X2 @ X2 ) ) ) ).

thf(def_irreflexive,definition,
    ( irreflexive
    = ( ^ [X1: $i > $i > $o] :
        ! [X2: $i] :
          ~ ( X1 @ X2 @ X2 ) ) ) ).

thf(def_symmetric,definition,
    ( symmetric
    = ( ^ [X1: $i > $i > $o] :
        ! [X2: $i,X3: $i] :
          ( ( X1 @ X2 @ X3 )
         => ( X1 @ X3 @ X2 ) ) ) ) ).

thf(def_transitive,definition,
    ( transitive
    = ( ^ [X1: $i > $i > $o] :
        ! [X2: $i,X3: $i,X4: $i] :
          ( ~ ( ( X1 @ X2 @ X3 )
             => ~ ( X1 @ X3 @ X4 ) )
         => ( X1 @ X2 @ X4 ) ) ) ) ).

thf(def_equiv_rel,definition,
    ( equiv_rel
    = ( ^ [X1: $i > $i > $o] :
          ~ ( ~ ( ( reflexive @ X1 )
               => ~ ( symmetric @ X1 ) )
           => ~ ( transitive @ X1 ) ) ) ) ).

thf(def_rel_codomain,definition,
    ( rel_codomain
    = ( ^ [X1: $i > $i > $o,X2: $i] :
          ~ ! [X3: $i] :
              ~ ( X1 @ X3 @ X2 ) ) ) ).

thf(def_rel_domain,definition,
    ( rel_domain
    = ( ^ [X1: $i > $i > $o,X2: $i] :
          ~ ! [X3: $i] :
              ~ ( X1 @ X2 @ X3 ) ) ) ).

thf(def_rel_inverse,definition,
    ( rel_inverse
    = ( ^ [X1: $i > $i > $o,X2: $i,X3: $i] : ( X1 @ X3 @ X2 ) ) ) ).

thf(def_equiv_classes,definition,
    ( equiv_classes
    = ( ^ [X1: $i > $i > $o,X2: $i > $o] :
          ~ ! [X3: $i] :
              ( ( X2 @ X3 )
             => ~ ! [X4: $i] :
                    ( ( X2 @ X4 )
                    = ( X1 @ X3 @ X4 ) ) ) ) ) ).

thf(def_restrict_rel_codomain,definition,
    ( restrict_rel_codomain
    = ( ^ [X1: $i > $i > $o,X2: $i > $o,X3: $i,X4: $i] :
          ~ ( ( X2 @ X4 )
           => ~ ( X1 @ X3 @ X4 ) ) ) ) ).

thf(def_rel_field,definition,
    ( rel_field
    = ( ^ [X1: $i > $i > $o,X2: $i] :
          ( ~ ( rel_domain @ X1 @ X2 )
         => ( rel_codomain @ X1 @ X2 ) ) ) ) ).

thf(def_well_founded,definition,
    ( well_founded
    = ( ^ [X1: $i > $i > $o] :
        ! [X2: $i > $o,X3: $i] :
          ( ( X2 @ X3 )
         => ~ ! [X4: $i] :
                ( ( X2 @ X4 )
               => ~ ! [X5: $i] :
                      ( ( X1 @ X4 @ X5 )
                     => ~ ( X2 @ X5 ) ) ) ) ) ) ).

thf(def_upwards_well_founded,definition,
    ( upwards_well_founded
    = ( ^ [X1: $i > $i > $o] :
        ! [X2: $i > $o,X3: $i] :
          ( ( X2 @ X3 )
         => ~ ! [X4: $i] :
                ( ( X2 @ X4 )
               => ~ ! [X5: $i] :
                      ( ( X1 @ X4 @ X4 )
                     => ~ ( X2 @ X5 ) ) ) ) ) ) ).

thf(thm,conjecture,
    ! [X1: $i > $i > $o,X2: $i > $i > $o] :
      ( ! [X3: $i,X4: $i] :
          ( ( X1 @ X3 @ X4 )
         => ( X2 @ X3 @ X4 ) )
     => ! [X3: $i,X4: $i] :
          ( ( X1 @ X3 @ X4 )
         => ~ ( ~ $false
             => ~ ~ $false ) ) ) ).

thf(h0,negated_conjecture,
    ~ ! [X1: $i > $i > $o,X2: $i > $i > $o] :
        ( ! [X3: $i,X4: $i] :
            ( ( X1 @ X3 @ X4 )
           => ( X2 @ X3 @ X4 ) )
       => ! [X3: $i,X4: $i] :
            ( ( X1 @ X3 @ X4 )
           => ~ $false ) ),
    inference(assume_negation,[status(cth)],[thm]) ).

thf(h1,assumption,
    ~ ! [X1: $i > $i > $o] :
        ( ! [X2: $i,X3: $i] :
            ( ( eigen__0 @ X2 @ X3 )
           => ( X1 @ X2 @ X3 ) )
       => ! [X2: $i,X3: $i] :
            ( ( eigen__0 @ X2 @ X3 )
           => ~ $false ) ),
    introduced(assumption,[]) ).

thf(h2,assumption,
    ~ ( ! [X1: $i,X2: $i] :
          ( ( eigen__0 @ X1 @ X2 )
         => ( eigen__1 @ X1 @ X2 ) )
     => ! [X1: $i,X2: $i] :
          ( ( eigen__0 @ X1 @ X2 )
         => ~ $false ) ),
    introduced(assumption,[]) ).

thf(h3,assumption,
    ! [X1: $i,X2: $i] :
      ( ( eigen__0 @ X1 @ X2 )
     => ( eigen__1 @ X1 @ X2 ) ),
    introduced(assumption,[]) ).

thf(h4,assumption,
    ~ ! [X1: $i,X2: $i] :
        ( ( eigen__0 @ X1 @ X2 )
       => ~ $false ),
    introduced(assumption,[]) ).

thf(h5,assumption,
    ~ ! [X1: $i] :
        ( ( eigen__0 @ eigen__2 @ X1 )
       => ~ $false ),
    introduced(assumption,[]) ).

thf(h6,assumption,
    ~ ( ( eigen__0 @ eigen__2 @ eigen__3 )
     => ~ $false ),
    introduced(assumption,[]) ).

thf(h7,assumption,
    eigen__0 @ eigen__2 @ eigen__3,
    introduced(assumption,[]) ).

thf(h8,assumption,
    $false,
    introduced(assumption,[]) ).

thf(1,plain,
    $false,
    inference(tab_false,[status(thm),assumptions([h7,h8,h6,h5,h3,h4,h2,h1,h0])],[h8]) ).

thf(2,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h6,h5,h3,h4,h2,h1,h0]),tab_negimp(discharge,[h7,h8])],[h6,1,h7,h8]) ).

thf(3,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h5,h3,h4,h2,h1,h0]),tab_negall(discharge,[h6]),tab_negall(eigenvar,eigen__3)],[h5,2,h6]) ).

thf(4,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h3,h4,h2,h1,h0]),tab_negall(discharge,[h5]),tab_negall(eigenvar,eigen__2)],[h4,3,h5]) ).

thf(5,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h2,h1,h0]),tab_negimp(discharge,[h3,h4])],[h2,4,h3,h4]) ).

thf(6,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h1,h0]),tab_negall(discharge,[h2]),tab_negall(eigenvar,eigen__1)],[h1,5,h2]) ).

thf(7,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h0]),tab_negall(discharge,[h1]),tab_negall(eigenvar,eigen__0)],[h0,6,h1]) ).

thf(0,theorem,
    ! [X1: $i > $i > $o,X2: $i > $i > $o] :
      ( ! [X3: $i,X4: $i] :
          ( ( X1 @ X3 @ X4 )
         => ( X2 @ X3 @ X4 ) )
     => ! [X3: $i,X4: $i] :
          ( ( X1 @ X3 @ X4 )
         => ~ ( ~ $false
             => ~ ~ $false ) ) ),
    inference(contra,[status(thm),contra(discharge,[h0])],[7,h0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET640^3 : TPTP v8.1.0. Released v3.6.0.
% 0.07/0.12  % Command  : satallax -E eprover-ho -P picomus -M modes -p tstp -t %d %s
% 0.12/0.33  % Computer : n015.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sun Jul 10 23:49:53 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.12/0.35  % SZS status Theorem
% 0.12/0.35  % Mode: mode213
% 0.12/0.35  % Inferences: 0
% 0.12/0.35  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------