TSTP Solution File: HEN012-3 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : HEN012-3 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n014.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 0.19s 0.36s
% Output   : CNFRefutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   25 (  15 unt;   0 def)
%            Number of atoms       :   37 (  14 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   26 (  14   ~;  12   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   42 (;  42   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X,Y] :
      ( ~ less_equal(X,Y)
      | divide(X,Y) = zero ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X,Y] :
      ( divide(X,Y) != zero
      | less_equal(X,Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

fof(f5,axiom,
    ! [X] : less_equal(zero,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

fof(f8,negated_conjecture,
    ~ less_equal(a,a),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | divide(X0,X1) = zero ),
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f10,plain,
    ! [X0,X1] :
      ( divide(X0,X1) != zero
      | less_equal(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f11,plain,
    ! [X0,X1] : less_equal(divide(X0,X1),X0),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f12,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(f13,plain,
    ! [X0] : less_equal(zero,X0),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f14,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | ~ less_equal(X1,X0)
      | X0 = X1 ),
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f16,plain,
    ~ less_equal(a,a),
    inference(cnf_transformation,[status(esa)],[f8]) ).

fof(f20,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,divide(X0,X1))
      | divide(X0,X1) = X0 ),
    inference(resolution,[status(thm)],[f11,f14]) ).

fof(f33,plain,
    ! [X0,X1] : divide(divide(X0,X1),X0) = zero,
    inference(resolution,[status(thm)],[f9,f11]) ).

fof(f69,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(divide(divide(X0,X1),X2),divide(divide(X0,X2),divide(X1,X2)))
      | divide(divide(X0,X2),divide(X1,X2)) = divide(divide(X0,X1),X2) ),
    inference(resolution,[status(thm)],[f12,f14]) ).

fof(f143,plain,
    ! [X0,X1] :
      ( ~ less_equal(zero,divide(divide(X0,X0),divide(X1,X0)))
      | divide(divide(X0,X0),divide(X1,X0)) = divide(divide(X0,X1),X0) ),
    inference(paramodulation,[status(thm)],[f33,f69]) ).

fof(f144,plain,
    ! [X0,X1] :
      ( ~ less_equal(zero,divide(divide(X0,X0),divide(X1,X0)))
      | divide(divide(X0,X0),divide(X1,X0)) = zero ),
    inference(forward_demodulation,[status(thm)],[f33,f143]) ).

fof(f145,plain,
    ! [X0,X1] : divide(divide(X0,X0),divide(X1,X0)) = zero,
    inference(forward_subsumption_resolution,[status(thm)],[f144,f13]) ).

fof(f256,plain,
    ! [X0,X1] : less_equal(divide(X0,X0),divide(X1,X0)),
    inference(resolution,[status(thm)],[f145,f10]) ).

fof(f311,plain,
    ! [X0] : divide(divide(X0,X0),X0) = divide(X0,X0),
    inference(resolution,[status(thm)],[f256,f20]) ).

fof(f312,plain,
    ! [X0] : zero = divide(X0,X0),
    inference(forward_demodulation,[status(thm)],[f33,f311]) ).

fof(f329,plain,
    ! [X0] : less_equal(X0,X0),
    inference(resolution,[status(thm)],[f312,f10]) ).

fof(f384,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[f16,f329]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : HEN012-3 : TPTP v8.1.2. Released v1.0.0.
% 0.03/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n014.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Tue May 30 09:30:03 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  % Drodi V3.5.1
% 0.19/0.36  % Refutation found
% 0.19/0.36  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.19/0.36  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.19/0.37  % Elapsed time: 0.020560 seconds
% 0.19/0.37  % CPU time: 0.045361 seconds
% 0.19/0.37  % Memory used: 4.252 MB
%------------------------------------------------------------------------------