TSTP Solution File: SET912+1 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SET912+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n016.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 : Fri May 19 11:54:49 EDT 2023

% Result   : Theorem 2.81s 1.74s
% Output   : Refutation 3.07s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   27 (  13 unt;   5 typ;   0 def)
%            Number of atoms       :   39 (  11 equ;   0 cnn)
%            Maximal formula atoms :    6 (   1 avg)
%            Number of connectives :  121 (   6   ~;   0   |;   7   &;  98   @)
%                                         (   1 <=>;   9  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    9 (   9   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    7 (   5 usr;   1 con; 0-2 aty)
%            Number of variables   :   41 (   0   ^;  37   !;   4   ?;  41   :)

% Comments : 
%------------------------------------------------------------------------------
thf(in_type,type,
    in: $i > $i > $o ).

thf(set_intersection2_type,type,
    set_intersection2: $i > $i > $i ).

thf(unordered_pair_type,type,
    unordered_pair: $i > $i > $i ).

thf(empty_type,type,
    empty: $i > $o ).

thf(subset_type,type,
    subset: $i > $i > $o ).

thf(6,axiom,
    ! [A: $i,B: $i] :
      ( ( set_intersection2 @ A @ A )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',idempotence_k3_xboole_0) ).

thf(25,plain,
    ! [A: $i] :
      ( ( set_intersection2 @ A @ A )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(3,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(17,plain,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(5,axiom,
    ! [A: $i,B: $i] :
      ( ( set_intersection2 @ A @ B )
      = ( set_intersection2 @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k3_xboole_0) ).

thf(22,plain,
    ! [A: $i,B: $i] :
      ( ( set_intersection2 @ A @ B )
      = ( set_intersection2 @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(1,conjecture,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( in @ A @ B )
        & ( in @ C @ B ) )
     => ( ( set_intersection2 @ ( unordered_pair @ A @ C ) @ B )
        = ( unordered_pair @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t53_zfmisc_1) ).

thf(2,negated_conjecture,
    ~ ! [A: $i,B: $i,C: $i] :
        ( ( ( in @ A @ B )
          & ( in @ C @ B ) )
       => ( ( set_intersection2 @ ( unordered_pair @ A @ C ) @ B )
          = ( unordered_pair @ A @ C ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(12,plain,
    ~ ! [A: $i,B: $i,C: $i] :
        ( ( ( in @ A @ B )
          & ( in @ C @ B ) )
       => ( ( set_intersection2 @ ( unordered_pair @ A @ C ) @ B )
          = ( unordered_pair @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(10,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_intersection2 @ A @ B )
        = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t28_xboole_1) ).

thf(35,plain,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_intersection2 @ A @ B )
        = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(9,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(33,plain,
    ! [A: $i] : ( subset @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(7,axiom,
    ? [A: $i] : ( empty @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(28,plain,
    ? [A: $i] : ( empty @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(11,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ ( unordered_pair @ A @ B ) @ C )
    <=> ( ( in @ A @ C )
        & ( in @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t38_zfmisc_1) ).

thf(38,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ ( unordered_pair @ A @ B ) @ C )
       => ( ( in @ A @ C )
          & ( in @ B @ C ) ) )
      & ( ( ( in @ A @ C )
          & ( in @ B @ C ) )
       => ( subset @ ( unordered_pair @ A @ B ) @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(8,axiom,
    ? [A: $i] :
      ~ ( empty @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(30,plain,
    ? [A: $i] :
      ~ ( empty @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(4,axiom,
    ! [A: $i,B: $i] :
      ( ( unordered_pair @ A @ B )
      = ( unordered_pair @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

thf(19,plain,
    ! [A: $i,B: $i] :
      ( ( unordered_pair @ A @ B )
      = ( unordered_pair @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(46,plain,
    $false,
    inference(e,[status(thm)],[25,17,22,12,35,33,28,38,30,19]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SET912+1 : TPTP v8.1.2. Released v3.2.0.
% 0.15/0.14  % Command  : run_Leo-III %s %d
% 0.15/0.35  % Computer : n016.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit : 300
% 0.15/0.35  % WCLimit  : 300
% 0.15/0.35  % DateTime : Thu May 18 19:25:42 EDT 2023
% 0.15/0.35  % CPUTime  : 
% 0.96/0.84  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.22/0.98  % [INFO] 	 Parsing done (130ms). 
% 1.22/0.98  % [INFO] 	 Running in sequential loop mode. 
% 1.60/1.22  % [INFO] 	 eprover registered as external prover. 
% 1.60/1.22  % [INFO] 	 cvc4 registered as external prover. 
% 1.60/1.22  % [INFO] 	 Scanning for conjecture ... 
% 1.76/1.28  % [INFO] 	 Found a conjecture and 9 axioms. Running axiom selection ... 
% 1.76/1.30  % [INFO] 	 Axiom selection finished. Selected 9 axioms (removed 0 axioms). 
% 1.92/1.32  % [INFO] 	 Problem is first-order (TPTP FOF). 
% 1.92/1.32  % [INFO] 	 Type checking passed. 
% 1.92/1.32  % [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 ... 
% 2.81/1.71  % External prover 'e' found a proof!
% 2.81/1.74  % [INFO] 	 Killing All external provers ... 
% 2.81/1.74  % Time passed: 1241ms (effective reasoning time: 754ms)
% 2.81/1.74  % 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)>
% 2.81/1.74  % Axioms used in derivation (9): idempotence_k3_xboole_0, commutativity_k3_xboole_0, commutativity_k2_tarski, t38_zfmisc_1, rc1_xboole_0, rc2_xboole_0, antisymmetry_r2_hidden, t28_xboole_1, reflexivity_r1_tarski
% 2.81/1.74  % No. of inferences in proof: 22
% 2.81/1.74  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1241 ms resp. 754 ms w/o parsing
% 3.07/1.78  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.07/1.78  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------