TSTP Solution File: SEU320+1 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SEU320+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n015.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 11:58:14 EDT 2023

% Result   : Theorem 3.09s 1.67s
% Output   : Refutation 3.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   23
% Syntax   : Number of formulae    :   39 (  17 unt;   9 typ;   0 def)
%            Number of atoms       :   59 (   2 equ;   0 cnn)
%            Maximal formula atoms :    6 (   1 avg)
%            Number of connectives :  166 (   2   ~;   0   |;   3   &; 135   @)
%                                         (   4 <=>;  22  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   5 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   14 (  14   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   12 (   9 usr;   2 con; 0-2 aty)
%            Number of variables   :   35 (   0   ^;  29   !;   6   ?;  35   :)

% Comments : 
%------------------------------------------------------------------------------
thf(top_str_type,type,
    top_str: $i > $o ).

thf(element_type,type,
    element: $i > $i > $o ).

thf(powerset_type,type,
    powerset: $i > $i ).

thf(the_carrier_type,type,
    the_carrier: $i > $i ).

thf(open_subset_type,type,
    open_subset: $i > $i > $o ).

thf(closed_subset_type,type,
    closed_subset: $i > $i > $o ).

thf(subset_complement_type,type,
    subset_complement: $i > $i > $i ).

thf(one_sorted_str_type,type,
    one_sorted_str: $i > $o ).

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

thf(7,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_m1_subset_1) ).

thf(29,plain,
    $true,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(15,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ ( powerset @ B ) )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_subset) ).

thf(45,plain,
    ! [A: $i,B: $i] :
      ( ( ( element @ A @ ( powerset @ B ) )
       => ( subset @ A @ B ) )
      & ( ( subset @ A @ B )
       => ( element @ A @ ( powerset @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(11,axiom,
    ! [A: $i] :
    ? [B: $i] : ( element @ B @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_m1_subset_1) ).

thf(35,plain,
    ! [A: $i] :
    ? [B: $i] : ( element @ B @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(8,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_u1_struct_0) ).

thf(30,plain,
    $true,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(14,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( closed_subset @ B @ A )
          <=> ( open_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t29_tops_1) ).

thf(42,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( ( closed_subset @ B @ A )
             => ( open_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) )
            & ( ( open_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A )
             => ( closed_subset @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(4,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( element @ ( subset_complement @ A @ B ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k3_subset_1) ).

thf(24,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( element @ ( subset_complement @ A @ B ) @ ( powerset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(12,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( ( subset_complement @ A @ ( subset_complement @ A @ B ) )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',involutiveness_k3_subset_1) ).

thf(37,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( ( subset_complement @ A @ ( subset_complement @ A @ B ) )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(6,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_struct_0) ).

thf(28,plain,
    $true,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(10,axiom,
    ? [A: $i] : ( one_sorted_str @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_l1_struct_0) ).

thf(33,plain,
    ? [A: $i] : ( one_sorted_str @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(1,conjecture,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( open_subset @ B @ A )
          <=> ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t30_tops_1) ).

thf(2,negated_conjecture,
    ~ ! [A: $i] :
        ( ( top_str @ A )
       => ! [B: $i] :
            ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
           => ( ( open_subset @ B @ A )
            <=> ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(16,plain,
    ~ ! [A: $i] :
        ( ( top_str @ A )
       => ! [B: $i] :
            ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
           => ( ( ( open_subset @ B @ A )
               => ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) )
              & ( ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A )
               => ( open_subset @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(9,axiom,
    ? [A: $i] : ( top_str @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',existence_l1_pre_topc) ).

thf(31,plain,
    ? [A: $i] : ( top_str @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(13,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(40,plain,
    ! [A: $i] : ( subset @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(5,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_l1_pre_topc) ).

thf(26,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( one_sorted_str @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(3,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_zfmisc_1) ).

thf(23,plain,
    $true,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(60,plain,
    $false,
    inference(cvc4,[status(thm)],[29,45,35,30,42,24,37,28,33,16,31,40,26,23]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SEU320+1 : TPTP v8.1.2. Released v3.3.0.
% 0.07/0.15  % Command  : run_Leo-III %s %d
% 0.14/0.36  % Computer : n015.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 300
% 0.14/0.36  % DateTime : Thu May 18 13:54:53 EDT 2023
% 0.14/0.36  % CPUTime  : 
% 0.92/0.85  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.18/0.96  % [INFO] 	 Parsing done (111ms). 
% 1.18/0.97  % [INFO] 	 Running in sequential loop mode. 
% 1.61/1.15  % [INFO] 	 eprover registered as external prover. 
% 1.61/1.15  % [INFO] 	 cvc4 registered as external prover. 
% 1.61/1.16  % [INFO] 	 Scanning for conjecture ... 
% 1.70/1.21  % [INFO] 	 Found a conjecture and 13 axioms. Running axiom selection ... 
% 1.89/1.23  % [INFO] 	 Axiom selection finished. Selected 13 axioms (removed 0 axioms). 
% 1.89/1.25  % [INFO] 	 Problem is first-order (TPTP FOF). 
% 1.89/1.25  % [INFO] 	 Type checking passed. 
% 1.89/1.25  % [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 ... 
% 3.09/1.67  % External prover 'cvc4' found a proof!
% 3.09/1.67  % [INFO] 	 Killing All external provers ... 
% 3.09/1.67  % Time passed: 1148ms (effective reasoning time: 703ms)
% 3.09/1.67  % 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)>
% 3.09/1.67  % Axioms used in derivation (13): involutiveness_k3_subset_1, dt_l1_pre_topc, dt_k1_zfmisc_1, existence_l1_struct_0, dt_l1_struct_0, t3_subset, existence_m1_subset_1, existence_l1_pre_topc, reflexivity_r1_tarski, dt_m1_subset_1, dt_u1_struct_0, dt_k3_subset_1, t29_tops_1
% 3.09/1.67  % No. of inferences in proof: 30
% 3.09/1.67  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1148 ms resp. 703 ms w/o parsing
% 3.18/1.70  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.18/1.70  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------