TSTP Solution File: HEN010-4 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : HEN010-4 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n003.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 12:12:51 EDT 2023

% Result   : Unsatisfiable 0.17s 0.47s
% Output   : CNFRefutation 0.17s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   43 (  31 unt;   0 def)
%            Number of atoms       :   57 (  29 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   33 (  19   ~;  14   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   52 (;  52   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f2,axiom,
    ! [X,Y] :
      ( divide(X,Y) != zero
      | less_equal(X,Y) ),
    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(f5,axiom,
    ! [X] : less_equal(zero,X),
    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(f7,axiom,
    ! [X] : less_equal(X,identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [X] : divide(zero,X) = zero,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f10,axiom,
    ! [X] : divide(X,X) = zero,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f11,axiom,
    divide(a,zero) = a,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f14,axiom,
    ! [X,Y,Z] :
      ( ~ less_equal(X,Y)
      | less_equal(divide(Z,Y),divide(Z,X)) ),
    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(f17,negated_conjecture,
    divide(identity,a) != divide(divide(identity,a),divide(identity,divide(identity,a))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f19,plain,
    ! [X0,X1] :
      ( divide(X0,X1) != zero
      | less_equal(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f21,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(f22,plain,
    ! [X0] : less_equal(zero,X0),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f23,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | ~ less_equal(X1,X0)
      | X0 = X1 ),
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f24,plain,
    ! [X0] : less_equal(X0,identity),
    inference(cnf_transformation,[status(esa)],[f7]) ).

fof(f26,plain,
    ! [X0] : divide(zero,X0) = zero,
    inference(cnf_transformation,[status(esa)],[f9]) ).

fof(f27,plain,
    ! [X0] : divide(X0,X0) = zero,
    inference(cnf_transformation,[status(esa)],[f10]) ).

fof(f28,plain,
    divide(a,zero) = a,
    inference(cnf_transformation,[status(esa)],[f11]) ).

fof(f32,plain,
    ! [X,Y] :
      ( ~ less_equal(X,Y)
      | ! [Z] : less_equal(divide(Z,Y),divide(Z,X)) ),
    inference(miniscoping,[status(esa)],[f14]) ).

fof(f33,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(X0,X1)
      | less_equal(divide(X2,X1),divide(X2,X0)) ),
    inference(cnf_transformation,[status(esa)],[f32]) ).

fof(f36,plain,
    ! [X0] : divide(identity,divide(identity,divide(identity,X0))) = divide(identity,X0),
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f37,plain,
    divide(identity,a) != divide(divide(identity,a),divide(identity,divide(identity,a))),
    inference(cnf_transformation,[status(esa)],[f17]) ).

fof(f38,plain,
    divide(identity,divide(identity,zero)) = divide(identity,identity),
    inference(paramodulation,[status(thm)],[f27,f36]) ).

fof(f39,plain,
    divide(identity,divide(identity,zero)) = zero,
    inference(forward_demodulation,[status(thm)],[f27,f38]) ).

fof(f56,plain,
    ! [X0] :
      ( ~ less_equal(identity,X0)
      | X0 = identity ),
    inference(resolution,[status(thm)],[f23,f24]) ).

fof(f95,plain,
    less_equal(identity,divide(identity,zero)),
    inference(resolution,[status(thm)],[f19,f39]) ).

fof(f171,plain,
    divide(identity,zero) = identity,
    inference(resolution,[status(thm)],[f95,f56]) ).

fof(f247,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)],[f21,f23]) ).

fof(f264,plain,
    ! [X0] : less_equal(divide(divide(X0,zero),a),divide(divide(X0,a),zero)),
    inference(paramodulation,[status(thm)],[f28,f21]) ).

fof(f290,plain,
    ! [X0,X1] : less_equal(divide(X0,X1),divide(X0,zero)),
    inference(resolution,[status(thm)],[f33,f22]) ).

fof(f389,plain,
    ! [X0] :
      ( ~ less_equal(divide(divide(X0,a),zero),divide(divide(X0,zero),a))
      | divide(divide(X0,zero),a) = divide(divide(X0,a),zero) ),
    inference(resolution,[status(thm)],[f264,f23]) ).

fof(f695,plain,
    ! [X0,X1] : less_equal(divide(divide(X0,X1),zero),divide(divide(X0,zero),X1)),
    inference(paramodulation,[status(thm)],[f26,f21]) ).

fof(f706,plain,
    ! [X0] : divide(divide(X0,zero),a) = divide(divide(X0,a),zero),
    inference(backward_subsumption_resolution,[status(thm)],[f389,f695]) ).

fof(f839,plain,
    ! [X0,X1] :
      ( ~ less_equal(divide(divide(X0,X1),X1),divide(divide(X0,X1),zero))
      | divide(divide(X0,X1),divide(X1,X1)) = divide(divide(X0,X1),X1) ),
    inference(paramodulation,[status(thm)],[f27,f247]) ).

fof(f840,plain,
    ! [X0,X1] :
      ( ~ less_equal(divide(divide(X0,X1),X1),divide(divide(X0,X1),zero))
      | divide(divide(X0,X1),zero) = divide(divide(X0,X1),X1) ),
    inference(forward_demodulation,[status(thm)],[f27,f839]) ).

fof(f841,plain,
    ! [X0,X1] : divide(divide(X0,X1),zero) = divide(divide(X0,X1),X1),
    inference(forward_subsumption_resolution,[status(thm)],[f840,f290]) ).

fof(f995,plain,
    ! [X0] : divide(divide(identity,divide(identity,divide(identity,X0))),zero) = divide(divide(identity,X0),divide(identity,divide(identity,X0))),
    inference(paramodulation,[status(thm)],[f36,f841]) ).

fof(f996,plain,
    ! [X0] : divide(divide(identity,X0),zero) = divide(divide(identity,X0),divide(identity,divide(identity,X0))),
    inference(forward_demodulation,[status(thm)],[f36,f995]) ).

fof(f1070,plain,
    divide(identity,a) != divide(divide(identity,a),zero),
    inference(backward_demodulation,[status(thm)],[f996,f37]) ).

fof(f1071,plain,
    divide(identity,a) != divide(divide(identity,zero),a),
    inference(forward_demodulation,[status(thm)],[f706,f1070]) ).

fof(f1072,plain,
    divide(identity,a) != divide(identity,a),
    inference(forward_demodulation,[status(thm)],[f171,f1071]) ).

fof(f1073,plain,
    $false,
    inference(trivial_equality_resolution,[status(esa)],[f1072]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : HEN010-4 : TPTP v8.1.2. Released v1.0.0.
% 0.10/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.11/0.33  % Computer : n003.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit : 300
% 0.11/0.33  % WCLimit  : 300
% 0.11/0.33  % DateTime : Tue May 30 09:35:53 EDT 2023
% 0.17/0.33  % CPUTime  : 
% 0.17/0.34  % Drodi V3.5.1
% 0.17/0.47  % Refutation found
% 0.17/0.47  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.17/0.47  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.17/0.49  % Elapsed time: 0.147971 seconds
% 0.17/0.49  % CPU time: 0.692356 seconds
% 0.17/0.49  % Memory used: 46.559 MB
%------------------------------------------------------------------------------