TSTP Solution File: SET012-2 by Leo-III---1.7.7

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SET012-2 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n002.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 11:51:52 EDT 2023

% Result   : Unsatisfiable 2.63s 1.55s
% Output   : Refutation 2.63s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   22
% Syntax   : Number of formulae    :   37 (   9 unt;   8 typ;   0 def)
%            Number of atoms       :   55 (   0 equ;   0 cnn)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :  176 (  26   ~;  26   |;   0   &; 124   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   6 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    9 (   9   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    9 (   8 usr;   4 con; 0-2 aty)
%            Number of variables   :   46 (   0   ^;  46   !;   0   ?;  46   :)

% Comments : 
%------------------------------------------------------------------------------
thf(equal_sets_type,type,
    equal_sets: $i > $i > $o ).

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

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

thf(member_type,type,
    member: $i > $i > $o ).

thf(member_of_1_not_of_2_type,type,
    member_of_1_not_of_2: $i > $i > $i ).

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

thf(complement_type,type,
    complement: $i > $i ).

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

thf(8,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ~ ( equal_sets @ B @ C )
      | ( equal_sets @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitivity_for_set_equal) ).

thf(29,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ~ ( equal_sets @ B @ C )
      | ( equal_sets @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(7,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',set_equal_sets_are_subsets1) ).

thf(27,plain,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( subset @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(12,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( subset @ B @ A )
      | ( equal_sets @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subsets_are_set_equal_sets) ).

thf(35,plain,
    ! [B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( subset @ B @ A )
      | ( equal_sets @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(9,axiom,
    equal_sets @ ( complement @ b ) @ c,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement_of_b_is_c) ).

thf(31,plain,
    equal_sets @ ( complement @ b ) @ c,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(5,axiom,
    ! [B: $i,A: $i] :
      ( ( subset @ A @ B )
      | ( member @ ( member_of_1_not_of_2 @ A @ B ) @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subsets_axiom1) ).

thf(23,plain,
    ! [B: $i,A: $i] :
      ( ( subset @ A @ B )
      | ( member @ ( member_of_1_not_of_2 @ A @ B ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(3,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ~ ( subset @ B @ C )
      | ( member @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',membership_in_subsets) ).

thf(19,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ~ ( subset @ B @ C )
      | ( member @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(1,negated_conjecture,
    ~ ( equal_sets @ a @ c ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_a_equals_c) ).

thf(15,plain,
    ~ ( equal_sets @ a @ c ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(13,axiom,
    ! [A: $i] : ( equal_sets @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_for_set_equal) ).

thf(37,plain,
    ! [A: $i] : ( equal_sets @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(6,axiom,
    ! [B: $i,A: $i] :
      ( ( member @ A @ B )
      | ( member @ A @ ( complement @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_of_set_or_complement) ).

thf(25,plain,
    ! [B: $i,A: $i] :
      ( ( member @ A @ B )
      | ( member @ A @ ( complement @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(14,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( equal_sets @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symmetry_for_set_equal) ).

thf(38,plain,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( equal_sets @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(4,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ~ ( member @ A @ ( complement @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_member_of_set_and_complement) ).

thf(21,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ~ ( member @ A @ ( complement @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(2,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( member_of_1_not_of_2 @ A @ B ) @ B )
      | ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subsets_axiom2) ).

thf(17,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( member_of_1_not_of_2 @ A @ B ) @ B )
      | ( subset @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(10,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( subset @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',set_equal_sets_are_subsets2) ).

thf(32,plain,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( subset @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(11,axiom,
    equal_sets @ ( complement @ a ) @ b,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement_of_a_is_b) ).

thf(34,plain,
    equal_sets @ ( complement @ a ) @ b,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(43,plain,
    $false,
    inference(e,[status(thm)],[29,27,35,31,23,19,15,37,25,38,21,17,32,34]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SET012-2 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.11/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.36  % Computer : n002.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 300
% 0.15/0.36  % DateTime : Thu May 18 19:33:21 EDT 2023
% 0.15/0.36  % CPUTime  : 
% 0.87/0.85  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.31/0.97  % [INFO] 	 Parsing done (120ms). 
% 1.31/0.98  % [INFO] 	 Running in sequential loop mode. 
% 1.63/1.16  % [INFO] 	 eprover registered as external prover. 
% 1.63/1.16  % [INFO] 	 cvc4 registered as external prover. 
% 1.63/1.16  % [INFO] 	 Scanning for conjecture ... 
% 1.81/1.21  % [INFO] 	 Found a conjecture and 23 axioms. Running axiom selection ... 
% 1.81/1.24  % [INFO] 	 Axiom selection finished. Selected 13 axioms (removed 10 axioms). 
% 1.81/1.26  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 1.81/1.26  % [INFO] 	 Type checking passed. 
% 1.81/1.26  % [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 ... 
% 2.63/1.55  % External prover 'e' found a proof!
% 2.63/1.55  % [INFO] 	 Killing All external provers ... 
% 2.63/1.55  % Time passed: 1023ms (effective reasoning time: 571ms)
% 2.63/1.55  % 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)>
% 2.63/1.55  % Axioms used in derivation (13): complement_of_b_is_c, reflexivity_for_set_equal, set_equal_sets_are_subsets2, subsets_are_set_equal_sets, subsets_axiom2, set_equal_sets_are_subsets1, transitivity_for_set_equal, member_of_set_or_complement, symmetry_for_set_equal, not_member_of_set_and_complement, complement_of_a_is_b, membership_in_subsets, subsets_axiom1
% 2.63/1.55  % No. of inferences in proof: 29
% 2.63/1.55  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1023 ms resp. 571 ms w/o parsing
% 2.63/1.58  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 2.63/1.58  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------