TSTP Solution File: SET724^4 by Satallax---3.5

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%------------------------------------------------------------------------------
% File     : Satallax---3.5
% Problem  : SET724^4 : 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 : n017.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 04:55:16 EDT 2022

% Result   : Theorem 2.07s 2.64s
% Output   : Proof 2.07s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   23
% Syntax   : Number of formulae    :   62 (  25 unt;   0 typ;   8 def)
%            Number of atoms       :  152 (  34 equ;   0 cnn)
%            Maximal formula atoms :    3 (   2 avg)
%            Number of connectives :  174 (  59   ~;  31   |;   0   &;  69   @)
%                                         (   0 <=>;  14  =>;   1  <=;   0 <~>)
%            Maximal formula depth :   13 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   24 (  24   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   25 (  23 usr;  24 con; 0-2 aty)
%            Number of variables   :   58 (  22   ^  36   !;   0   ?;  58   :)

% Comments : 
%------------------------------------------------------------------------------
thf(def_fun_image,definition,
    ( fun_image
    = ( ^ [X1: $i > $i,X2: $i > $o,X3: $i] :
          ~ ! [X4: $i] :
              ( ( X2 @ X4 )
             => ( X3
               != ( X1 @ X4 ) ) ) ) ) ).

thf(def_fun_composition,definition,
    ( fun_composition
    = ( ^ [X1: $i > $i,X2: $i > $i,X3: $i] : ( X2 @ ( X1 @ X3 ) ) ) ) ).

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

thf(def_fun_injective,definition,
    ( fun_injective
    = ( ^ [X1: $i > $i] :
        ! [X2: $i,X3: $i] :
          ( ( ( X1 @ X2 )
            = ( X1 @ X3 ) )
         => ( X2 = X3 ) ) ) ) ).

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

thf(def_fun_bijective,definition,
    ( fun_bijective
    = ( ^ [X1: $i > $i] :
          ~ ( ( fun_injective @ X1 )
           => ~ ( fun_surjective @ X1 ) ) ) ) ).

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

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

thf(thm,conjecture,
    ! [X1: $i > $i,X2: $i > $i,X3: $i > $i] :
      ( ~ ( ( ( ^ [X4: $i] : ( X2 @ ( X1 @ X4 ) ) )
            = ( ^ [X4: $i] : ( X3 @ ( X1 @ X4 ) ) ) )
         => ~ ! [X4: $i] :
                ~ ! [X5: $i] :
                    ( X4
                   != ( X1 @ X5 ) ) )
     => ( X2 = X3 ) ) ).

thf(h0,negated_conjecture,
    ~ ! [X1: $i > $i,X2: $i > $i,X3: $i > $i] :
        ( ~ ( ( ( ^ [X4: $i] : ( X2 @ ( X1 @ X4 ) ) )
              = ( ^ [X4: $i] : ( X3 @ ( X1 @ X4 ) ) ) )
           => ~ ! [X4: $i] :
                  ~ ! [X5: $i] :
                      ( X4
                     != ( X1 @ X5 ) ) )
       => ( X2 = X3 ) ),
    inference(assume_negation,[status(cth)],[thm]) ).

thf(ax2197,axiom,
    ( p1
    | ~ p2 ),
    file('<stdin>',ax2197) ).

thf(ax2198,axiom,
    ~ p1,
    file('<stdin>',ax2198) ).

thf(ax2196,axiom,
    ( p2
    | ~ p3 ),
    file('<stdin>',ax2196) ).

thf(ax2195,axiom,
    ( p3
    | ~ p4 ),
    file('<stdin>',ax2195) ).

thf(ax2194,axiom,
    ( p4
    | ~ p5 ),
    file('<stdin>',ax2194) ).

thf(ax2154,axiom,
    ( ~ p21
    | p40 ),
    file('<stdin>',ax2154) ).

thf(ax2176,axiom,
    ( p5
    | p21 ),
    file('<stdin>',ax2176) ).

thf(pax40,axiom,
    ( p40
   => ! [X1: $i] :
        ( ( f__1 @ ( f__0 @ X1 ) )
        = ( f__2 @ ( f__0 @ X1 ) ) ) ),
    file('<stdin>',pax40) ).

thf(pax22,axiom,
    ( p22
   => ! [X1: $i] :
        ~ ! [X2: $i] :
            ( X1
           != ( f__0 @ X2 ) ) ),
    file('<stdin>',pax22) ).

thf(ax2175,axiom,
    ( p5
    | p22 ),
    file('<stdin>',ax2175) ).

thf(ax2193,axiom,
    ( p4
    | ~ p6 ),
    file('<stdin>',ax2193) ).

thf(ax2185,axiom,
    ( p6
    | ~ p13 ),
    file('<stdin>',ax2185) ).

thf(nax13,axiom,
    ( p13
   <= ! [X1: $i] :
        ( ( f__1 @ X1 )
        = ( f__2 @ X1 ) ) ),
    file('<stdin>',nax13) ).

thf(c_0_13,plain,
    ( p1
    | ~ p2 ),
    inference(fof_simplification,[status(thm)],[ax2197]) ).

thf(c_0_14,plain,
    ~ p1,
    inference(fof_simplification,[status(thm)],[ax2198]) ).

thf(c_0_15,plain,
    ( p2
    | ~ p3 ),
    inference(fof_simplification,[status(thm)],[ax2196]) ).

thf(c_0_16,plain,
    ( p1
    | ~ p2 ),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

thf(c_0_17,plain,
    ~ p1,
    inference(split_conjunct,[status(thm)],[c_0_14]) ).

thf(c_0_18,plain,
    ( p3
    | ~ p4 ),
    inference(fof_simplification,[status(thm)],[ax2195]) ).

thf(c_0_19,plain,
    ( p2
    | ~ p3 ),
    inference(split_conjunct,[status(thm)],[c_0_15]) ).

thf(c_0_20,plain,
    ~ p2,
    inference(sr,[status(thm)],[c_0_16,c_0_17]) ).

thf(c_0_21,plain,
    ( p4
    | ~ p5 ),
    inference(fof_simplification,[status(thm)],[ax2194]) ).

thf(c_0_22,plain,
    ( p3
    | ~ p4 ),
    inference(split_conjunct,[status(thm)],[c_0_18]) ).

thf(c_0_23,plain,
    ~ p3,
    inference(sr,[status(thm)],[c_0_19,c_0_20]) ).

thf(c_0_24,plain,
    ( p4
    | ~ p5 ),
    inference(split_conjunct,[status(thm)],[c_0_21]) ).

thf(c_0_25,plain,
    ~ p4,
    inference(sr,[status(thm)],[c_0_22,c_0_23]) ).

thf(c_0_26,plain,
    ( ~ p21
    | p40 ),
    inference(fof_simplification,[status(thm)],[ax2154]) ).

thf(c_0_27,plain,
    ( p5
    | p21 ),
    inference(split_conjunct,[status(thm)],[ax2176]) ).

thf(c_0_28,plain,
    ~ p5,
    inference(sr,[status(thm)],[c_0_24,c_0_25]) ).

thf(c_0_29,plain,
    ! [X895: $i] :
      ( ~ p40
      | ( ( f__1 @ ( f__0 @ X895 ) )
        = ( f__2 @ ( f__0 @ X895 ) ) ) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[pax40])])]) ).

thf(c_0_30,plain,
    ( p40
    | ~ p21 ),
    inference(split_conjunct,[status(thm)],[c_0_26]) ).

thf(c_0_31,plain,
    p21,
    inference(sr,[status(thm)],[c_0_27,c_0_28]) ).

thf(c_0_32,plain,
    ! [X905: $i] :
      ( ~ p22
      | ( X905
        = ( f__0 @ ( esk451_1 @ X905 ) ) ) ),
    inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(fof_simplification,[status(thm)],[pax22])])])])]) ).

thf(c_0_33,plain,
    ( p5
    | p22 ),
    inference(split_conjunct,[status(thm)],[ax2175]) ).

thf(c_0_34,plain,
    ( p4
    | ~ p6 ),
    inference(fof_simplification,[status(thm)],[ax2193]) ).

thf(c_0_35,plain,
    ! [X1: $i] :
      ( ( ( f__1 @ ( f__0 @ X1 ) )
        = ( f__2 @ ( f__0 @ X1 ) ) )
      | ~ p40 ),
    inference(split_conjunct,[status(thm)],[c_0_29]) ).

thf(c_0_36,plain,
    p40,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_30,c_0_31])]) ).

thf(c_0_37,plain,
    ! [X1: $i] :
      ( ( X1
        = ( f__0 @ ( esk451_1 @ X1 ) ) )
      | ~ p22 ),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

thf(c_0_38,plain,
    p22,
    inference(sr,[status(thm)],[c_0_33,c_0_28]) ).

thf(c_0_39,plain,
    ( p6
    | ~ p13 ),
    inference(fof_simplification,[status(thm)],[ax2185]) ).

thf(c_0_40,plain,
    ( p4
    | ~ p6 ),
    inference(split_conjunct,[status(thm)],[c_0_34]) ).

thf(c_0_41,plain,
    ( ( ( f__1 @ esk457_0 )
     != ( f__2 @ esk457_0 ) )
    | p13 ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(fof_simplification,[status(thm)],[nax13])])])]) ).

thf(c_0_42,plain,
    ! [X1: $i] :
      ( ( f__1 @ ( f__0 @ X1 ) )
      = ( f__2 @ ( f__0 @ X1 ) ) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_35,c_0_36])]) ).

thf(c_0_43,plain,
    ! [X1: $i] :
      ( ( f__0 @ ( esk451_1 @ X1 ) )
      = X1 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_37,c_0_38])]) ).

thf(c_0_44,plain,
    ( p6
    | ~ p13 ),
    inference(split_conjunct,[status(thm)],[c_0_39]) ).

thf(c_0_45,plain,
    ~ p6,
    inference(sr,[status(thm)],[c_0_40,c_0_25]) ).

thf(c_0_46,plain,
    ( p13
    | ( ( f__1 @ esk457_0 )
     != ( f__2 @ esk457_0 ) ) ),
    inference(split_conjunct,[status(thm)],[c_0_41]) ).

thf(c_0_47,plain,
    ! [X1: $i] :
      ( ( f__1 @ X1 )
      = ( f__2 @ X1 ) ),
    inference(spm,[status(thm)],[c_0_42,c_0_43]) ).

thf(c_0_48,plain,
    ~ p13,
    inference(sr,[status(thm)],[c_0_44,c_0_45]) ).

thf(c_0_49,plain,
    $false,
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_46,c_0_47])]),c_0_48]),
    [proof] ).

thf(1,plain,
    $false,
    inference(eprover,[status(thm),assumptions([h0])],]) ).

thf(0,theorem,
    ! [X1: $i > $i,X2: $i > $i,X3: $i > $i] :
      ( ~ ( ( ( ^ [X4: $i] : ( X2 @ ( X1 @ X4 ) ) )
            = ( ^ [X4: $i] : ( X3 @ ( X1 @ X4 ) ) ) )
         => ~ ! [X4: $i] :
                ~ ! [X5: $i] :
                    ( X4
                   != ( X1 @ X5 ) ) )
     => ( X2 = X3 ) ),
    inference(contra,[status(thm),contra(discharge,[h0])],[1,h0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET724^4 : 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
% 0.13/0.33  % Computer : n017.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jul 11 07:02:48 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 2.07/2.64  % SZS status Theorem
% 2.07/2.64  % Mode: mode506
% 2.07/2.64  % Inferences: 20745
% 2.07/2.64  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------