TSTP Solution File: GRP039-7 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : GRP039-7 : TPTP v8.1.2. Bugfixed v1.0.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n022.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 11:13:04 EDT 2023

% Result   : Unsatisfiable 3.06s 1.65s
% Output   : Refutation 3.06s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   25
% Syntax   : Number of formulae    :   42 (  25 unt;   9 typ;   0 def)
%            Number of atoms       :   49 (  22 equ;   0 cnn)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :  122 (  10   ~;  16   |;   0   &;  96   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    6 (   6   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   11 (   9 usr;   6 con; 0-2 aty)
%            Number of variables   :   32 (   0   ^;  32   !;   0   ?;  32   :)

% Comments : 
%------------------------------------------------------------------------------
thf(subgroup_member_type,type,
    subgroup_member: $i > $o ).

thf(b_type,type,
    b: $i ).

thf(multiply_type,type,
    multiply: $i > $i > $i ).

thf(inverse_type,type,
    inverse: $i > $i ).

thf(a_type,type,
    a: $i ).

thf(c_type,type,
    c: $i ).

thf(d_type,type,
    d: $i ).

thf(identity_type,type,
    identity: $i ).

thf(element_in_O2_type,type,
    element_in_O2: $i > $i > $i ).

thf(4,negated_conjecture,
    ~ ( subgroup_member @ d ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_d_in_O2) ).

thf(20,plain,
    ~ ( subgroup_member @ d ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(14,axiom,
    subgroup_member @ identity,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',identity_in_O2) ).

thf(44,plain,
    subgroup_member @ identity,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(2,negated_conjecture,
    ( ( multiply @ b @ ( inverse @ a ) )
    = c ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_times_a_inverse_is_c) ).

thf(18,plain,
    ( ( multiply @ b @ ( inverse @ a ) )
    = c ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(16,axiom,
    ! [B: $i,A: $i] :
      ( ( subgroup_member @ A )
      | ( subgroup_member @ B )
      | ( ( multiply @ A @ ( element_in_O2 @ A @ B ) )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',property_of_O2) ).

thf(47,plain,
    ! [B: $i,A: $i] :
      ( ( subgroup_member @ A )
      | ( subgroup_member @ B )
      | ( ( multiply @ A @ ( element_in_O2 @ A @ B ) )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(13,axiom,
    ( ( inverse @ identity )
    = identity ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inverse_of_identity) ).

thf(42,plain,
    ( ( inverse @ identity )
    = identity ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(5,axiom,
    ! [A: $i] :
      ( ( multiply @ identity @ A )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',left_identity) ).

thf(24,plain,
    ! [A: $i] :
      ( ( multiply @ identity @ A )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(7,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( multiply @ ( multiply @ A @ B ) @ C )
      = ( multiply @ A @ ( multiply @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',associativity) ).

thf(28,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( multiply @ ( multiply @ A @ B ) @ C )
      = ( multiply @ A @ ( multiply @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(11,axiom,
    ! [A: $i] :
      ( ( multiply @ A @ ( inverse @ A ) )
      = identity ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',right_inverse) ).

thf(38,plain,
    ! [A: $i] :
      ( ( multiply @ A @ ( inverse @ A ) )
      = identity ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(9,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( subgroup_member @ A )
      | ~ ( subgroup_member @ B )
      | ( ( multiply @ A @ B )
       != C )
      | ( subgroup_member @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closure_of_multiply) ).

thf(32,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( subgroup_member @ A )
      | ~ ( subgroup_member @ B )
      | ( ( multiply @ A @ B )
       != C )
      | ( subgroup_member @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(15,axiom,
    ! [B: $i,A: $i] :
      ( ( subgroup_member @ A )
      | ( subgroup_member @ B )
      | ( subgroup_member @ ( element_in_O2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',an_element_in_O2) ).

thf(45,plain,
    ! [B: $i,A: $i] :
      ( ( subgroup_member @ A )
      | ( subgroup_member @ B )
      | ( subgroup_member @ ( element_in_O2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(1,negated_conjecture,
    subgroup_member @ b,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_in_O2) ).

thf(17,plain,
    subgroup_member @ b,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(12,axiom,
    ! [A: $i] :
      ( ( inverse @ ( inverse @ A ) )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inverse_inverse) ).

thf(40,plain,
    ! [A: $i] :
      ( ( inverse @ ( inverse @ A ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(6,axiom,
    ! [A: $i] :
      ( ( multiply @ ( inverse @ A ) @ A )
      = identity ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',left_inverse) ).

thf(26,plain,
    ! [A: $i] :
      ( ( multiply @ ( inverse @ A ) @ A )
      = identity ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(10,axiom,
    ! [A: $i] :
      ( ( multiply @ A @ identity )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',right_identity) ).

thf(36,plain,
    ! [A: $i] :
      ( ( multiply @ A @ identity )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(8,axiom,
    ! [A: $i] :
      ( ~ ( subgroup_member @ A )
      | ( subgroup_member @ ( inverse @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closure_of_inverse) ).

thf(30,plain,
    ! [A: $i] :
      ( ~ ( subgroup_member @ A )
      | ( subgroup_member @ ( inverse @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(3,negated_conjecture,
    ( ( multiply @ a @ c )
    = d ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_times_c_is_d) ).

thf(19,plain,
    ( ( multiply @ a @ c )
    = d ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(72,plain,
    $false,
    inference(e,[status(thm)],[20,44,18,47,42,24,28,38,32,45,17,40,26,36,30,19]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : GRP039-7 : TPTP v8.1.2. Bugfixed v1.0.1.
% 0.07/0.15  % Command  : run_Leo-III %s %d
% 0.16/0.36  % Computer : n022.cluster.edu
% 0.16/0.36  % Model    : x86_64 x86_64
% 0.16/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.36  % Memory   : 8042.1875MB
% 0.16/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.36  % CPULimit : 300
% 0.16/0.36  % WCLimit  : 300
% 0.16/0.36  % DateTime : Fri May 19 01:41:34 EDT 2023
% 0.16/0.36  % CPUTime  : 
% 0.83/0.84  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.21/0.95  % [INFO] 	 Parsing done (115ms). 
% 1.21/0.96  % [INFO] 	 Running in sequential loop mode. 
% 1.55/1.15  % [INFO] 	 eprover registered as external prover. 
% 1.55/1.15  % [INFO] 	 cvc4 registered as external prover. 
% 1.55/1.15  % [INFO] 	 Scanning for conjecture ... 
% 1.79/1.20  % [INFO] 	 Found a conjecture and 12 axioms. Running axiom selection ... 
% 1.90/1.22  % [INFO] 	 Axiom selection finished. Selected 12 axioms (removed 0 axioms). 
% 1.90/1.23  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 1.90/1.23  % [INFO] 	 Type checking passed. 
% 1.90/1.24  % [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 ... 
% 3.06/1.65  % External prover 'e' found a proof!
% 3.06/1.65  % [INFO] 	 Killing All external provers ... 
% 3.06/1.65  % Time passed: 1132ms (effective reasoning time: 683ms)
% 3.06/1.65  % 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)>
% 3.06/1.65  % Axioms used in derivation (12): associativity, identity_in_O2, property_of_O2, inverse_of_identity, left_inverse, right_identity, right_inverse, an_element_in_O2, inverse_inverse, closure_of_inverse, closure_of_multiply, left_identity
% 3.06/1.65  % No. of inferences in proof: 33
% 3.06/1.65  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 1132 ms resp. 683 ms w/o parsing
% 3.06/1.67  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 3.06/1.67  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------