TSTP Solution File: ITP209^1 by Leo-III---1.7.10

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.10
% Problem  : ITP209^1 : TPTP v8.1.2. Released v8.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% 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  : 300s
% DateTime : Tue May  7 07:48:52 EDT 2024

% Result   : Theorem 5.68s 2.65s
% Output   : Refutation 6.01s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   17
% Syntax   : Number of formulae    :   30 (  14 unt;   6 typ;   0 def)
%            Number of atoms       :   42 (  27 equ;   0 cnn)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :  196 (   2   ~;   0   |;   2   &; 180   @)
%                                         (   0 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Number of types       :    2 (   1 usr)
%            Number of type conns  :   29 (  29   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    7 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :   70 (   2   ^  68   !;   0   ?;  70   :)

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

thf(syntax_ac_operator_a_type,type,
    syntax_ac_operator_a: ( a > a > a ) > $o ).

thf(a2_type,type,
    a2: a ).

thf(b_type,type,
    b: a ).

thf(c_type,type,
    c: a ).

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

thf(7,axiom,
    ! [A: a > a > a] :
      ( ! [B: a,C: a,D: a] :
          ( ( A @ ( A @ B @ C ) @ D )
          = ( A @ B @ ( A @ C @ D ) ) )
     => ( ! [B: a,C: a] :
            ( ( A @ B @ C )
            = ( A @ C @ B ) )
       => ( syntax_ac_operator_a @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_4_ac__operator_Ointro) ).

thf(25,plain,
    ! [A: a > a > a] :
      ( ! [B: a,C: a,D: a] :
          ( ( A @ ( A @ B @ C ) @ D )
          = ( A @ B @ ( A @ C @ D ) ) )
     => ( ! [B: a,C: a] :
            ( ( A @ B @ C )
            = ( A @ C @ B ) )
       => ( syntax_ac_operator_a @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(8,axiom,
    ! [A: a > a > a,B: a,C: a] :
      ( ( syntax_ac_operator_a @ A )
     => ( ( A @ B @ C )
        = ( A @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_5_ac__operator_Ocommute) ).

thf(28,plain,
    ! [A: a > a > a,B: a,C: a] :
      ( ( syntax_ac_operator_a @ A )
     => ( ( A @ B @ C )
        = ( A @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(1,conjecture,
    ( ( f @ ( f @ a2 @ b ) @ c )
    = ( f @ ( f @ a2 @ c ) @ b ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',conj_0) ).

thf(2,negated_conjecture,
    ( ( f @ ( f @ a2 @ b ) @ c )
   != ( f @ ( f @ a2 @ c ) @ b ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(13,plain,
    ( ( f @ ( f @ a2 @ b ) @ c )
   != ( f @ ( f @ a2 @ c ) @ b ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(9,axiom,
    ! [A: a > a > a,B: a,C: a,D: a] :
      ( ( syntax_ac_operator_a @ A )
     => ( ( A @ B @ ( A @ C @ D ) )
        = ( A @ ( A @ B @ C ) @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_6_ac__operator_Oleft__assoc) ).

thf(32,plain,
    ! [A: a > a > a,B: a,C: a,D: a] :
      ( ( syntax_ac_operator_a @ A )
     => ( ( A @ B @ ( A @ C @ D ) )
        = ( A @ ( A @ B @ C ) @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(4,axiom,
    ! [A: a,B: a] :
      ( ( f @ A @ B )
      = ( f @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_1_commute) ).

thf(16,plain,
    ! [A: a,B: a] :
      ( ( f @ A @ B )
      = ( f @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(11,axiom,
    ! [A: a > a > a,B: a,C: a,D: a] :
      ( ( syntax_ac_operator_a @ A )
     => ( ( A @ B @ ( A @ C @ D ) )
        = ( A @ C @ ( A @ B @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_8_ac__operator_Oleft__commute) ).

thf(40,plain,
    ! [A: a > a > a,B: a,C: a,D: a] :
      ( ( syntax_ac_operator_a @ A )
     => ( ( A @ B @ ( A @ C @ D ) )
        = ( A @ C @ ( A @ B @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(3,axiom,
    syntax_ac_operator_a @ f,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_0_ac__operator__axioms) ).

thf(15,plain,
    syntax_ac_operator_a @ f,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(6,axiom,
    ! [A: a,B: a,C: a] :
      ( ( f @ ( f @ A @ B ) @ C )
      = ( f @ A @ ( f @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_3_right__assoc) ).

thf(22,plain,
    ! [A: a,B: a,C: a] :
      ( ( f @ ( f @ A @ B ) @ C )
      = ( f @ A @ ( f @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(12,axiom,
    ( syntax_ac_operator_a
    = ( ^ [A: a > a > a] :
          ( ! [B: a,C: a,D: a] :
              ( ( A @ ( A @ B @ C ) @ D )
              = ( A @ B @ ( A @ C @ D ) ) )
          & ! [B: a,C: a] :
              ( ( A @ B @ C )
              = ( A @ C @ B ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_9_ac__operator__def) ).

thf(44,plain,
    ( syntax_ac_operator_a
    = ( ^ [A: a > a > a] :
          ( ! [B: a,C: a,D: a] :
              ( ( A @ ( A @ B @ C ) @ D )
              = ( A @ B @ ( A @ C @ D ) ) )
          & ! [B: a,C: a] :
              ( ( A @ B @ C )
              = ( A @ C @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(10,axiom,
    ! [A: a > a > a,B: a,C: a,D: a] :
      ( ( syntax_ac_operator_a @ A )
     => ( ( A @ ( A @ B @ C ) @ D )
        = ( A @ B @ ( A @ C @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_7_ac__operator_Oright__assoc) ).

thf(36,plain,
    ! [A: a > a > a,B: a,C: a,D: a] :
      ( ( syntax_ac_operator_a @ A )
     => ( ( A @ ( A @ B @ C ) @ D )
        = ( A @ B @ ( A @ C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(5,axiom,
    ! [A: a,B: a,C: a] :
      ( ( f @ A @ ( f @ B @ C ) )
      = ( f @ B @ ( f @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_2_left__commute) ).

thf(19,plain,
    ! [A: a,B: a,C: a] :
      ( ( f @ A @ ( f @ B @ C ) )
      = ( f @ B @ ( f @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(46,plain,
    $false,
    inference(e,[status(thm)],[25,28,13,32,16,40,15,22,44,36,19]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09  % Problem  : ITP209^1 : TPTP v8.1.2. Released v8.1.0.
% 0.09/0.11  % Command  : run_Leo-III %s %d
% 0.10/0.31  % Computer : n021.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit : 300
% 0.10/0.31  % WCLimit  : 300
% 0.10/0.31  % DateTime : Mon May  6 14:26:09 EDT 2024
% 0.10/0.31  % CPUTime  : 
% 0.92/0.89  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.15/1.06  % [INFO] 	 Parsing done (167ms). 
% 1.15/1.07  % [INFO] 	 Running in sequential loop mode. 
% 1.53/1.30  % [INFO] 	 eprover registered as external prover. 
% 1.53/1.30  % [INFO] 	 cvc4 registered as external prover. 
% 1.53/1.31  % [INFO] 	 Scanning for conjecture ... 
% 1.76/1.35  % [INFO] 	 Found a conjecture and 10 axioms. Running axiom selection ... 
% 1.76/1.38  % [INFO] 	 Axiom selection finished. Selected 10 axioms (removed 0 axioms). 
% 1.94/1.41  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 1.94/1.41  % [INFO] 	 Type checking passed. 
% 1.94/1.41  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 5.68/2.65  % External prover 'e' found a proof!
% 5.68/2.65  % [INFO] 	 Killing All external provers ... 
% 5.68/2.65  % Time passed: 2195ms (effective reasoning time: 1573ms)
% 5.68/2.65  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 5.68/2.65  % Axioms used in derivation (10): fact_5_ac__operator_Ocommute, fact_7_ac__operator_Oright__assoc, fact_8_ac__operator_Oleft__commute, fact_4_ac__operator_Ointro, fact_0_ac__operator__axioms, fact_1_commute, fact_9_ac__operator__def, fact_2_left__commute, fact_3_right__assoc, fact_6_ac__operator_Oleft__assoc
% 5.68/2.65  % No. of inferences in proof: 24
% 5.68/2.65  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 2195 ms resp. 1573 ms w/o parsing
% 6.01/2.70  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 6.01/2.70  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------