TSTP Solution File: SET047-5 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : SET047-5 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% 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 : Wed May 31 12:33:43 EDT 2023

% Result   : Unsatisfiable 0.14s 0.37s
% Output   : CNFRefutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   52 (   1 unt;   0 def)
%            Number of atoms       :  147 (   0 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :  164 (  69   ~;  89   |;   0   &)
%                                         (   6 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    9 (   8 usr;   7 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   33 (;  33   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X,Y,Z] :
      ( ~ set_equal(X,Y)
      | ~ element(Z,X)
      | element(Z,Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X,Y,Z] :
      ( ~ set_equal(X,Y)
      | ~ element(Z,Y)
      | element(Z,X) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ! [X,Y] :
      ( element(f(X,Y),X)
      | element(f(X,Y),Y)
      | set_equal(X,Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [X,Y] :
      ( ~ element(f(X,Y),Y)
      | ~ element(f(X,Y),X)
      | set_equal(X,Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f5,negated_conjecture,
    ( set_equal(a,b)
    | set_equal(b,a) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f6,negated_conjecture,
    ( ~ set_equal(b,a)
    | ~ set_equal(a,b) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,plain,
    ! [Y,Z] :
      ( ! [X] :
          ( ~ set_equal(X,Y)
          | ~ element(Z,X) )
      | element(Z,Y) ),
    inference(miniscoping,[status(esa)],[f1]) ).

fof(f8,plain,
    ! [X0,X1,X2] :
      ( ~ set_equal(X0,X1)
      | ~ element(X2,X0)
      | element(X2,X1) ),
    inference(cnf_transformation,[status(esa)],[f7]) ).

fof(f9,plain,
    ! [X,Z] :
      ( ! [Y] :
          ( ~ set_equal(X,Y)
          | ~ element(Z,Y) )
      | element(Z,X) ),
    inference(miniscoping,[status(esa)],[f2]) ).

fof(f10,plain,
    ! [X0,X1,X2] :
      ( ~ set_equal(X0,X1)
      | ~ element(X2,X1)
      | element(X2,X0) ),
    inference(cnf_transformation,[status(esa)],[f9]) ).

fof(f11,plain,
    ! [X0,X1] :
      ( element(f(X0,X1),X0)
      | element(f(X0,X1),X1)
      | set_equal(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f12,plain,
    ! [X0,X1] :
      ( ~ element(f(X0,X1),X1)
      | ~ element(f(X0,X1),X0)
      | set_equal(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f13,plain,
    ( set_equal(a,b)
    | set_equal(b,a) ),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f14,plain,
    ( ~ set_equal(b,a)
    | ~ set_equal(a,b) ),
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f15,plain,
    ( spl0_0
  <=> set_equal(a,b) ),
    introduced(split_symbol_definition) ).

fof(f16,plain,
    ( set_equal(a,b)
    | ~ spl0_0 ),
    inference(component_clause,[status(thm)],[f15]) ).

fof(f18,plain,
    ( spl0_1
  <=> set_equal(b,a) ),
    introduced(split_symbol_definition) ).

fof(f19,plain,
    ( set_equal(b,a)
    | ~ spl0_1 ),
    inference(component_clause,[status(thm)],[f18]) ).

fof(f21,plain,
    ( spl0_0
    | spl0_1 ),
    inference(split_clause,[status(thm)],[f13,f15,f18]) ).

fof(f22,plain,
    ( ~ spl0_1
    | ~ spl0_0 ),
    inference(split_clause,[status(thm)],[f14,f18,f15]) ).

fof(f29,plain,
    ! [X0,X1,X2] :
      ( ~ element(f(X0,X1),X0)
      | set_equal(X0,X1)
      | ~ set_equal(X1,X2)
      | ~ element(f(X0,X1),X2) ),
    inference(resolution,[status(thm)],[f12,f10]) ).

fof(f31,plain,
    ! [X0] :
      ( ~ element(f(X0,a),X0)
      | set_equal(X0,a)
      | ~ element(f(X0,a),b)
      | ~ spl0_0 ),
    inference(resolution,[status(thm)],[f29,f16]) ).

fof(f32,plain,
    ( spl0_2
  <=> element(f(b,a),b) ),
    introduced(split_symbol_definition) ).

fof(f34,plain,
    ( ~ element(f(b,a),b)
    | spl0_2 ),
    inference(component_clause,[status(thm)],[f32]) ).

fof(f35,plain,
    ( spl0_3
  <=> element(f(b,a),a) ),
    introduced(split_symbol_definition) ).

fof(f36,plain,
    ( element(f(b,a),a)
    | ~ spl0_3 ),
    inference(component_clause,[status(thm)],[f35]) ).

fof(f38,plain,
    ( ~ element(f(b,a),b)
    | set_equal(b,a)
    | element(f(b,a),a)
    | set_equal(b,a)
    | ~ spl0_0 ),
    inference(resolution,[status(thm)],[f31,f11]) ).

fof(f39,plain,
    ( ~ spl0_2
    | spl0_1
    | spl0_3
    | ~ spl0_0 ),
    inference(split_clause,[status(thm)],[f38,f32,f18,f35,f15]) ).

fof(f42,plain,
    ( element(f(b,a),a)
    | set_equal(b,a)
    | spl0_2 ),
    inference(resolution,[status(thm)],[f34,f11]) ).

fof(f43,plain,
    ( spl0_3
    | spl0_1
    | spl0_2 ),
    inference(split_clause,[status(thm)],[f42,f35,f18,f32]) ).

fof(f45,plain,
    ! [X0] :
      ( ~ set_equal(X0,b)
      | ~ element(f(b,a),X0)
      | spl0_2 ),
    inference(resolution,[status(thm)],[f34,f8]) ).

fof(f46,plain,
    ( ~ element(f(b,a),b)
    | set_equal(b,a)
    | ~ spl0_3 ),
    inference(resolution,[status(thm)],[f36,f12]) ).

fof(f47,plain,
    ( ~ spl0_2
    | spl0_1
    | ~ spl0_3 ),
    inference(split_clause,[status(thm)],[f46,f32,f18,f35]) ).

fof(f52,plain,
    ( ~ element(f(b,a),a)
    | spl0_2
    | ~ spl0_0 ),
    inference(resolution,[status(thm)],[f45,f16]) ).

fof(f53,plain,
    ( $false
    | ~ spl0_3
    | spl0_2
    | ~ spl0_0 ),
    inference(forward_subsumption_resolution,[status(thm)],[f52,f36]) ).

fof(f54,plain,
    ( ~ spl0_3
    | spl0_2
    | ~ spl0_0 ),
    inference(contradiction_clause,[status(thm)],[f53]) ).

fof(f55,plain,
    ! [X0] :
      ( ~ element(f(X0,b),X0)
      | set_equal(X0,b)
      | ~ element(f(X0,b),a)
      | ~ spl0_1 ),
    inference(resolution,[status(thm)],[f19,f29]) ).

fof(f56,plain,
    ( spl0_4
  <=> element(f(a,b),a) ),
    introduced(split_symbol_definition) ).

fof(f58,plain,
    ( ~ element(f(a,b),a)
    | spl0_4 ),
    inference(component_clause,[status(thm)],[f56]) ).

fof(f59,plain,
    ( spl0_5
  <=> element(f(a,b),b) ),
    introduced(split_symbol_definition) ).

fof(f60,plain,
    ( element(f(a,b),b)
    | ~ spl0_5 ),
    inference(component_clause,[status(thm)],[f59]) ).

fof(f62,plain,
    ( ~ element(f(a,b),a)
    | set_equal(a,b)
    | element(f(a,b),b)
    | set_equal(a,b)
    | ~ spl0_1 ),
    inference(resolution,[status(thm)],[f55,f11]) ).

fof(f63,plain,
    ( ~ spl0_4
    | spl0_0
    | spl0_5
    | ~ spl0_1 ),
    inference(split_clause,[status(thm)],[f62,f56,f15,f59,f18]) ).

fof(f67,plain,
    ( element(f(a,b),b)
    | set_equal(a,b)
    | spl0_4 ),
    inference(resolution,[status(thm)],[f58,f11]) ).

fof(f68,plain,
    ( spl0_5
    | spl0_0
    | spl0_4 ),
    inference(split_clause,[status(thm)],[f67,f59,f15,f56]) ).

fof(f70,plain,
    ! [X0] :
      ( ~ set_equal(X0,a)
      | ~ element(f(a,b),X0)
      | spl0_4 ),
    inference(resolution,[status(thm)],[f58,f8]) ).

fof(f71,plain,
    ( ~ element(f(a,b),a)
    | set_equal(a,b)
    | ~ spl0_5 ),
    inference(resolution,[status(thm)],[f60,f12]) ).

fof(f72,plain,
    ( ~ spl0_4
    | spl0_0
    | ~ spl0_5 ),
    inference(split_clause,[status(thm)],[f71,f56,f15,f59]) ).

fof(f77,plain,
    ( ~ element(f(a,b),b)
    | spl0_4
    | ~ spl0_1 ),
    inference(resolution,[status(thm)],[f70,f19]) ).

fof(f78,plain,
    ( $false
    | ~ spl0_5
    | spl0_4
    | ~ spl0_1 ),
    inference(forward_subsumption_resolution,[status(thm)],[f77,f60]) ).

fof(f79,plain,
    ( ~ spl0_5
    | spl0_4
    | ~ spl0_1 ),
    inference(contradiction_clause,[status(thm)],[f78]) ).

fof(f80,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f21,f22,f39,f43,f47,f54,f63,f68,f72,f79]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : SET047-5 : TPTP v8.1.2. Released v1.0.0.
% 0.03/0.14  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.14/0.35  % Computer : n022.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Tue May 30 10:12:27 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.14/0.36  % Drodi V3.5.1
% 0.14/0.37  % Refutation found
% 0.14/0.37  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.14/0.37  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.28/0.59  % Elapsed time: 0.016921 seconds
% 0.28/0.59  % CPU time: 0.051662 seconds
% 0.28/0.59  % Memory used: 2.186 MB
%------------------------------------------------------------------------------