TSTP Solution File: SET716^4 by Leo-III-SAT---1.7.10

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%------------------------------------------------------------------------------
% File     : Leo-III-SAT---1.7.10
% Problem  : SET716^4 : TPTP v8.1.2. Released v3.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n018.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 10:50:24 EDT 2024

% Result   : Theorem 3.26s 1.81s
% Output   : Refutation 3.33s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   31 (  13 unt;   8 typ;   2 def)
%            Number of atoms       :   42 (  34 equ;   0 cnn)
%            Maximal formula atoms :    6 (   1 avg)
%            Number of connectives :   90 (  11   ~;   7   |;   3   &;  62   @)
%                                         (   0 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   20 (  20   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   10 (   8 usr;   3 con; 0-3 aty)
%            Number of variables   :   32 (   4   ^  28   !;   0   ?;  32   :)

% Comments : 
%------------------------------------------------------------------------------
thf(fun_composition_type,type,
    fun_composition: ( $i > $i ) > ( $i > $i ) > $i > $i ).

thf(fun_composition_def,definition,
    ( fun_composition
    = ( ^ [A: $i > $i,B: $i > $i,C: $i] : ( B @ ( A @ C ) ) ) ) ).

thf(fun_injective_type,type,
    fun_injective: ( $i > $i ) > $o ).

thf(fun_injective_def,definition,
    ( fun_injective
    = ( ^ [A: $i > $i] :
        ! [B: $i,C: $i] :
          ( ( ( A @ B )
            = ( A @ C ) )
         => ( B = C ) ) ) ) ).

thf(sk1_type,type,
    sk1: $i > $i ).

thf(sk2_type,type,
    sk2: $i > $i ).

thf(sk3_type,type,
    sk3: $i ).

thf(sk4_type,type,
    sk4: $i ).

thf(sk5_type,type,
    sk5: $i > $i ).

thf(sk6_type,type,
    sk6: $i > $i ).

thf(1,conjecture,
    ! [A: $i > $i,B: $i > $i] :
      ( ( ( fun_injective @ A )
        & ( fun_injective @ B ) )
     => ( fun_injective @ ( fun_composition @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thm) ).

thf(2,negated_conjecture,
    ~ ! [A: $i > $i,B: $i > $i] :
        ( ( ( fun_injective @ A )
          & ( fun_injective @ B ) )
       => ( fun_injective @ ( fun_composition @ A @ B ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(3,plain,
    ~ ! [A: $i > $i,B: $i > $i] :
        ( ( ! [C: $i,D: $i] :
              ( ( ( A @ C )
                = ( A @ D ) )
             => ( C = D ) )
          & ! [C: $i,D: $i] :
              ( ( ( B @ C )
                = ( B @ D ) )
             => ( C = D ) ) )
       => ! [C: $i,D: $i] :
            ( ( ( B @ ( A @ C ) )
              = ( B @ ( A @ D ) ) )
           => ( C = D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(5,plain,
    ( ( sk2 @ ( sk1 @ sk3 ) )
    = ( sk2 @ ( sk1 @ sk4 ) ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(9,plain,
    ( ( sk2 @ ( sk1 @ sk4 ) )
    = ( sk2 @ ( sk1 @ sk3 ) ) ),
    inference(lifteq,[status(thm)],[5]) ).

thf(6,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk2 @ A )
       != ( sk2 @ B ) )
      | ( A = B ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(10,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk2 @ A )
       != ( sk2 @ B ) )
      | ( A = B ) ),
    inference(lifteq,[status(thm)],[6]) ).

thf(11,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk2 @ A )
       != ( sk2 @ B ) )
      | ( A = B ) ),
    inference(simp,[status(thm)],[10]) ).

thf(12,plain,
    ! [A: $i] :
      ( ( sk5 @ ( sk2 @ A ) )
      = A ),
    introduced(tautology,[new_symbols(inverse(sk2),[sk5])]) ).

thf(15,plain,
    ! [A: $i] :
      ( ( ( sk5 @ ( sk2 @ ( sk1 @ sk3 ) ) )
        = A )
      | ( ( sk2 @ ( sk1 @ sk4 ) )
       != ( sk2 @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[9,12]) ).

thf(16,plain,
    ( ( sk5 @ ( sk2 @ ( sk1 @ sk3 ) ) )
    = ( sk1 @ sk4 ) ),
    inference(pattern_uni,[status(thm)],[15:[bind(A,$thf( sk1 @ sk4 ))]]) ).

thf(17,plain,
    ( ( sk1 @ sk4 )
    = ( sk1 @ sk3 ) ),
    inference(rewrite,[status(thm)],[16,12]) ).

thf(7,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ A )
       != ( sk1 @ B ) )
      | ( A = B ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(13,plain,
    ! [B: $i,A: $i] :
      ( ( ( sk1 @ A )
       != ( sk1 @ B ) )
      | ( A = B ) ),
    inference(lifteq,[status(thm)],[7]) ).

thf(14,plain,
    ! [A: $i] :
      ( ( sk6 @ ( sk1 @ A ) )
      = A ),
    introduced(tautology,[new_symbols(inverse(sk1),[sk6])]) ).

thf(29,plain,
    ! [A: $i] :
      ( ( ( sk6 @ ( sk1 @ sk3 ) )
        = A )
      | ( ( sk1 @ sk4 )
       != ( sk1 @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[17,14]) ).

thf(30,plain,
    ( ( sk6 @ ( sk1 @ sk3 ) )
    = sk4 ),
    inference(pattern_uni,[status(thm)],[29:[bind(A,$thf( sk4 ))]]) ).

thf(31,plain,
    sk4 = sk3,
    inference(rewrite,[status(thm)],[30,14]) ).

thf(4,plain,
    sk3 != sk4,
    inference(cnf,[status(esa)],[3]) ).

thf(8,plain,
    sk4 != sk3,
    inference(lifteq,[status(thm)],[4]) ).

thf(32,plain,
    $false,
    inference(simplifyReflect,[status(thm)],[31,8]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET716^4 : TPTP v8.1.2. Released v3.6.0.
% 0.16/0.16  % Command  : run_Leo-III %s %d
% 0.16/0.37  % Computer : n018.cluster.edu
% 0.16/0.37  % Model    : x86_64 x86_64
% 0.16/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.37  % Memory   : 8042.1875MB
% 0.16/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.37  % CPULimit : 300
% 0.16/0.37  % WCLimit  : 300
% 0.16/0.37  % DateTime : Mon May  6 20:46:39 EDT 2024
% 0.16/0.37  % CPUTime  : 
% 0.99/0.90  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.39/1.04  % [INFO] 	 Parsing done (139ms). 
% 1.39/1.05  % [INFO] 	 Running in sequential loop mode. 
% 1.85/1.27  % [INFO] 	 nitpick registered as external prover. 
% 1.85/1.27  % [INFO] 	 Scanning for conjecture ... 
% 2.04/1.34  % [INFO] 	 Found a conjecture and 0 axioms. Running axiom selection ... 
% 2.04/1.36  % [INFO] 	 Axiom selection finished. Selected 0 axioms (removed 0 axioms). 
% 2.04/1.36  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 2.19/1.36  % [INFO] 	 Type checking passed. 
% 2.19/1.37  % [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 ... 
% 3.26/1.80  % [INFO] 	 Killing All external provers ... 
% 3.26/1.81  % Time passed: 1273ms (effective reasoning time: 752ms)
% 3.26/1.81  % 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)>
% 3.26/1.81  % Axioms used in derivation (0): 
% 3.26/1.81  % No. of inferences in proof: 21
% 3.26/1.81  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1273 ms resp. 752 ms w/o parsing
% 3.33/1.84  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.33/1.84  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------