TSTP Solution File: HEN011-4 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : HEN011-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n006.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 12:12:52 EDT 2023

% Result   : Unsatisfiable 2.96s 0.76s
% Output   : CNFRefutation 3.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   31 (  13 unt;   0 def)
%            Number of atoms       :   54 (   6 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   46 (  23   ~;  21   |;   0   &)
%                                         (   2 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    5 (   3 usr;   3 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   38 (;  38   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X,Y] : less_equal(divide(X,Y),X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [X,Z,Y] : less_equal(divide(divide(X,Z),divide(Y,Z)),divide(divide(X,Y),Z)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f6,axiom,
    ! [X,Y] :
      ( ~ less_equal(X,Y)
      | ~ less_equal(Y,X)
      | X = Y ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f12,axiom,
    ! [X,Y,Z] :
      ( ~ less_equal(X,Y)
      | ~ less_equal(Y,Z)
      | less_equal(X,Z) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f13,axiom,
    ! [X,Y,Z] :
      ( ~ less_equal(divide(X,Y),Z)
      | less_equal(divide(X,Z),Y) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f16,axiom,
    ! [X] : divide(identity,divide(identity,divide(identity,X))) = divide(identity,X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f18,negated_conjecture,
    divide(divide(identity,a),divide(identity,divide(identity,b))) != divide(divide(identity,b),divide(identity,divide(identity,a))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f21,plain,
    ! [X0,X1] : less_equal(divide(X0,X1),X0),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f22,plain,
    ! [X0,X1,X2] : less_equal(divide(divide(X0,X1),divide(X2,X1)),divide(divide(X0,X2),X1)),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f24,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | ~ less_equal(X1,X0)
      | X0 = X1 ),
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f30,plain,
    ! [X,Z] :
      ( ! [Y] :
          ( ~ less_equal(X,Y)
          | ~ less_equal(Y,Z) )
      | less_equal(X,Z) ),
    inference(miniscoping,[status(esa)],[f12]) ).

fof(f31,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(X0,X1)
      | ~ less_equal(X1,X2)
      | less_equal(X0,X2) ),
    inference(cnf_transformation,[status(esa)],[f30]) ).

fof(f32,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(divide(X0,X1),X2)
      | less_equal(divide(X0,X2),X1) ),
    inference(cnf_transformation,[status(esa)],[f13]) ).

fof(f37,plain,
    ! [X0] : divide(identity,divide(identity,divide(identity,X0))) = divide(identity,X0),
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f39,plain,
    divide(divide(identity,a),divide(identity,divide(identity,b))) != divide(divide(identity,b),divide(identity,divide(identity,a))),
    inference(cnf_transformation,[status(esa)],[f18]) ).

fof(f320,plain,
    ( spl0_25
  <=> less_equal(divide(divide(identity,a),divide(identity,divide(identity,b))),divide(divide(identity,b),divide(identity,divide(identity,a)))) ),
    introduced(split_symbol_definition) ).

fof(f322,plain,
    ( ~ less_equal(divide(divide(identity,a),divide(identity,divide(identity,b))),divide(divide(identity,b),divide(identity,divide(identity,a))))
    | spl0_25 ),
    inference(component_clause,[status(thm)],[f320]) ).

fof(f323,plain,
    ( spl0_26
  <=> less_equal(divide(divide(identity,b),divide(identity,divide(identity,a))),divide(divide(identity,a),divide(identity,divide(identity,b)))) ),
    introduced(split_symbol_definition) ).

fof(f325,plain,
    ( ~ less_equal(divide(divide(identity,b),divide(identity,divide(identity,a))),divide(divide(identity,a),divide(identity,divide(identity,b))))
    | spl0_26 ),
    inference(component_clause,[status(thm)],[f323]) ).

fof(f326,plain,
    ( ~ less_equal(divide(divide(identity,a),divide(identity,divide(identity,b))),divide(divide(identity,b),divide(identity,divide(identity,a))))
    | ~ less_equal(divide(divide(identity,b),divide(identity,divide(identity,a))),divide(divide(identity,a),divide(identity,divide(identity,b)))) ),
    inference(resolution,[status(thm)],[f24,f39]) ).

fof(f327,plain,
    ( ~ spl0_25
    | ~ spl0_26 ),
    inference(split_clause,[status(thm)],[f326,f320,f323]) ).

fof(f550,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(X0,divide(X1,X2))
      | less_equal(X0,X1) ),
    inference(resolution,[status(thm)],[f31,f21]) ).

fof(f595,plain,
    ( ~ less_equal(divide(divide(identity,a),divide(divide(identity,b),divide(identity,divide(identity,a)))),divide(identity,divide(identity,b)))
    | spl0_25 ),
    inference(resolution,[status(thm)],[f322,f32]) ).

fof(f616,plain,
    ( ~ less_equal(divide(divide(identity,b),divide(divide(identity,a),divide(identity,divide(identity,b)))),divide(identity,divide(identity,a)))
    | spl0_26 ),
    inference(resolution,[status(thm)],[f325,f32]) ).

fof(f1524,plain,
    ! [X0,X1] : less_equal(divide(divide(identity,X0),divide(X1,divide(identity,divide(identity,X0)))),divide(divide(identity,X1),divide(identity,divide(identity,X0)))),
    inference(paramodulation,[status(thm)],[f37,f22]) ).

fof(f4197,plain,
    ! [X0,X1] : less_equal(divide(divide(identity,X0),divide(X1,divide(identity,divide(identity,X0)))),divide(identity,X1)),
    inference(resolution,[status(thm)],[f1524,f550]) ).

fof(f4321,plain,
    ( $false
    | spl0_26 ),
    inference(backward_subsumption_resolution,[status(thm)],[f616,f4197]) ).

fof(f4322,plain,
    spl0_26,
    inference(contradiction_clause,[status(thm)],[f4321]) ).

fof(f4324,plain,
    ( $false
    | spl0_25 ),
    inference(forward_subsumption_resolution,[status(thm)],[f595,f4197]) ).

fof(f4325,plain,
    spl0_25,
    inference(contradiction_clause,[status(thm)],[f4324]) ).

fof(f4326,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f327,f4322,f4325]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.11  % Problem  : HEN011-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.02/0.11  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.10/0.32  % Computer : n006.cluster.edu
% 0.10/0.32  % Model    : x86_64 x86_64
% 0.10/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.32  % Memory   : 8042.1875MB
% 0.10/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.32  % CPULimit : 300
% 0.10/0.32  % WCLimit  : 300
% 0.10/0.32  % DateTime : Tue May 30 09:30:02 EDT 2023
% 0.10/0.32  % CPUTime  : 
% 0.10/0.32  % Drodi V3.5.1
% 2.96/0.76  % Refutation found
% 2.96/0.76  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 2.96/0.76  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 3.21/0.80  % Elapsed time: 0.468000 seconds
% 3.21/0.80  % CPU time: 3.362765 seconds
% 3.21/0.80  % Memory used: 84.537 MB
%------------------------------------------------------------------------------