TSTP Solution File: ITP209^1 by Satallax---3.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Satallax---3.5
% Problem  : ITP209^1 : TPTP v8.1.0. Released v8.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : satallax -E eprover-ho -P picomus -M modes -p tstp -t %d %s

% Computer : n021.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 : Sun Jul 17 00:29:32 EDT 2022

% Result   : Theorem 2.02s 2.28s
% Output   : Proof 2.02s
% Verified : 
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)

% Comments : 
%------------------------------------------------------------------------------
thf(ty_a,type,
    a: $tType ).

thf(ty_a2,type,
    a2: a ).

thf(ty_b,type,
    b: a ).

thf(ty_c,type,
    c: a ).

thf(ty_f,type,
    f: a > a > a ).

thf(sP1,plain,
    ( sP1
  <=> ! [X1: a] :
        ( ( f @ b @ ( f @ a2 @ X1 ) )
        = ( f @ a2 @ ( f @ b @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP1])]) ).

thf(sP2,plain,
    ( sP2
  <=> ( ( f @ ( f @ a2 @ b ) @ c )
      = ( f @ a2 @ ( f @ b @ c ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP2])]) ).

thf(sP3,plain,
    ( sP3
  <=> ( ( ( f @ a2 @ ( f @ b @ c ) )
       != ( f @ ( f @ a2 @ c ) @ b ) )
     => ! [X1: a] :
          ( ( X1
            = ( f @ a2 @ ( f @ b @ c ) ) )
         => ( X1
           != ( f @ ( f @ a2 @ c ) @ b ) ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP3])]) ).

thf(sP4,plain,
    ( sP4
  <=> ! [X1: a] :
        ( ( f @ b @ X1 )
        = ( f @ X1 @ b ) ) ),
    introduced(definition,[new_symbols(definition,[sP4])]) ).

thf(sP5,plain,
    ( sP5
  <=> ! [X1: a] :
        ( ( f @ ( f @ a2 @ b ) @ X1 )
        = ( f @ a2 @ ( f @ b @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP5])]) ).

thf(sP6,plain,
    ( sP6
  <=> ! [X1: a,X2: a,X3: a] :
        ( ( f @ ( f @ X1 @ X2 ) @ X3 )
        = ( f @ X1 @ ( f @ X2 @ X3 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP6])]) ).

thf(sP7,plain,
    ( sP7
  <=> ! [X1: a,X2: a] :
        ( ( f @ ( f @ a2 @ X1 ) @ X2 )
        = ( f @ a2 @ ( f @ X1 @ X2 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP7])]) ).

thf(sP8,plain,
    ( sP8
  <=> ( ( f @ a2 @ ( f @ b @ c ) )
      = ( f @ ( f @ a2 @ c ) @ b ) ) ),
    introduced(definition,[new_symbols(definition,[sP8])]) ).

thf(sP9,plain,
    ( sP9
  <=> ( ( f @ b @ ( f @ a2 @ c ) )
      = ( f @ ( f @ a2 @ c ) @ b ) ) ),
    introduced(definition,[new_symbols(definition,[sP9])]) ).

thf(sP10,plain,
    ( sP10
  <=> ! [X1: a,X2: a > $o] :
        ( ( X2 @ X1 )
       => ! [X3: a] :
            ( ( X1 = X3 )
           => ( X2 @ X3 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP10])]) ).

thf(sP11,plain,
    ( sP11
  <=> ( ( f @ b @ ( f @ a2 @ c ) )
      = ( f @ a2 @ ( f @ b @ c ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP11])]) ).

thf(sP12,plain,
    ( sP12
  <=> ! [X1: a > $o] :
        ( ( X1 @ ( f @ a2 @ ( f @ b @ c ) ) )
       => ! [X2: a] :
            ( ( X2
              = ( f @ a2 @ ( f @ b @ c ) ) )
           => ( X1 @ X2 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP12])]) ).

thf(sP13,plain,
    ( sP13
  <=> ( sP11
     => ~ sP9 ) ),
    introduced(definition,[new_symbols(definition,[sP13])]) ).

thf(sP14,plain,
    ( sP14
  <=> ( sP2
     => ~ sP8 ) ),
    introduced(definition,[new_symbols(definition,[sP14])]) ).

thf(sP15,plain,
    ( sP15
  <=> ! [X1: a] :
        ( ( X1
          = ( f @ a2 @ ( f @ b @ c ) ) )
       => ( X1
         != ( f @ ( f @ a2 @ c ) @ b ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP15])]) ).

thf(sP16,plain,
    ( sP16
  <=> ! [X1: a,X2: a > $o] :
        ( ( X2 @ X1 )
       => ! [X3: a] :
            ( ( X3 = X1 )
           => ( X2 @ X3 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP16])]) ).

thf(sP17,plain,
    ( sP17
  <=> ! [X1: a] :
        ( ( ( f @ ( f @ a2 @ b ) @ c )
          = X1 )
       => ( X1
         != ( f @ ( f @ a2 @ c ) @ b ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP17])]) ).

thf(sP18,plain,
    ( sP18
  <=> ! [X1: a,X2: a] :
        ( ( f @ b @ ( f @ X1 @ X2 ) )
        = ( f @ X1 @ ( f @ b @ X2 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP18])]) ).

thf(sP19,plain,
    ( sP19
  <=> ! [X1: a,X2: a] :
        ( ( f @ X1 @ X2 )
        = ( f @ X2 @ X1 ) ) ),
    introduced(definition,[new_symbols(definition,[sP19])]) ).

thf(sP20,plain,
    ( sP20
  <=> ! [X1: a > $o] :
        ( ( X1 @ ( f @ ( f @ a2 @ b ) @ c ) )
       => ! [X2: a] :
            ( ( ( f @ ( f @ a2 @ b ) @ c )
              = X2 )
           => ( X1 @ X2 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP20])]) ).

thf(sP21,plain,
    ( sP21
  <=> ( ( f @ ( f @ a2 @ b ) @ c )
      = ( f @ ( f @ a2 @ c ) @ b ) ) ),
    introduced(definition,[new_symbols(definition,[sP21])]) ).

thf(sP22,plain,
    ( sP22
  <=> ( ~ sP21
     => sP17 ) ),
    introduced(definition,[new_symbols(definition,[sP22])]) ).

thf(sP23,plain,
    ( sP23
  <=> ! [X1: a,X2: a,X3: a] :
        ( ( f @ X1 @ ( f @ X2 @ X3 ) )
        = ( f @ X2 @ ( f @ X1 @ X3 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP23])]) ).

thf(conj_0,conjecture,
    sP21 ).

thf(h0,negated_conjecture,
    ~ sP21,
    inference(assume_negation,[status(cth)],[conj_0]) ).

thf(1,plain,
    ( ~ sP19
    | sP4 ),
    inference(all_rule,[status(thm)],]) ).

thf(2,plain,
    ( ~ sP4
    | sP9 ),
    inference(all_rule,[status(thm)],]) ).

thf(3,plain,
    ( ~ sP13
    | ~ sP11
    | ~ sP9 ),
    inference(prop_rule,[status(thm)],]) ).

thf(4,plain,
    ( ~ sP15
    | sP13 ),
    inference(all_rule,[status(thm)],]) ).

thf(5,plain,
    ( ~ sP23
    | sP18 ),
    inference(all_rule,[status(thm)],]) ).

thf(6,plain,
    ( ~ sP18
    | sP1 ),
    inference(all_rule,[status(thm)],]) ).

thf(7,plain,
    ( ~ sP1
    | sP11 ),
    inference(all_rule,[status(thm)],]) ).

thf(8,plain,
    ( ~ sP3
    | sP8
    | sP15 ),
    inference(prop_rule,[status(thm)],]) ).

thf(9,plain,
    ( ~ sP12
    | sP3 ),
    inference(all_rule,[status(thm)],]) ).

thf(10,plain,
    ( ~ sP16
    | sP12 ),
    inference(all_rule,[status(thm)],]) ).

thf(11,plain,
    sP16,
    inference(eq_ind_sym,[status(thm)],]) ).

thf(12,plain,
    ( ~ sP6
    | sP7 ),
    inference(all_rule,[status(thm)],]) ).

thf(13,plain,
    ( ~ sP7
    | sP5 ),
    inference(all_rule,[status(thm)],]) ).

thf(14,plain,
    ( ~ sP5
    | sP2 ),
    inference(all_rule,[status(thm)],]) ).

thf(15,plain,
    ( ~ sP14
    | ~ sP2
    | ~ sP8 ),
    inference(prop_rule,[status(thm)],]) ).

thf(16,plain,
    ( ~ sP17
    | sP14 ),
    inference(all_rule,[status(thm)],]) ).

thf(17,plain,
    ( ~ sP22
    | sP21
    | sP17 ),
    inference(prop_rule,[status(thm)],]) ).

thf(18,plain,
    ( ~ sP20
    | sP22 ),
    inference(all_rule,[status(thm)],]) ).

thf(19,plain,
    ( ~ sP10
    | sP20 ),
    inference(all_rule,[status(thm)],]) ).

thf(20,plain,
    sP10,
    inference(eq_ind,[status(thm)],]) ).

thf(fact_3_right__assoc,axiom,
    sP6 ).

thf(fact_2_left__commute,axiom,
    sP23 ).

thf(fact_1_commute,axiom,
    sP19 ).

thf(21,plain,
    $false,
    inference(prop_unsat,[status(thm),assumptions([h0])],[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,fact_3_right__assoc,fact_2_left__commute,fact_1_commute,h0]) ).

thf(0,theorem,
    sP21,
    inference(contra,[status(thm),contra(discharge,[h0])],[21,h0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : ITP209^1 : TPTP v8.1.0. Released v8.1.0.
% 0.08/0.14  % Command  : satallax -E eprover-ho -P picomus -M modes -p tstp -t %d %s
% 0.14/0.35  % Computer : n021.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 600
% 0.14/0.35  % DateTime : Thu Jun  2 20:09:02 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 2.02/2.28  % SZS status Theorem
% 2.02/2.28  % Mode: mode506
% 2.02/2.28  % Inferences: 9290
% 2.02/2.28  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------