TSTP Solution File: HEN007-3 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : HEN007-3 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n024.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 12:12:48 EDT 2023

% Result   : Unsatisfiable 0.20s 0.51s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   22
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   49 (  26 unt;   0 def)
%            Number of atoms       :   74 (  33 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   52 (  27   ~;  25   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   4 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :   73 (;  73   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X,Y] :
      ( ~ less_equal(X,Y)
      | divide(X,Y) = zero ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

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

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(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(f8,hypothesis,
    less_equal(a,b),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f9,negated_conjecture,
    ~ less_equal(divide(c,b),divide(c,a)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f10,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | divide(X0,X1) = zero ),
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f11,plain,
    ! [X0,X1] :
      ( divide(X0,X1) != zero
      | less_equal(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f12,plain,
    ! [X0,X1] : less_equal(divide(X0,X1),X0),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f13,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(f14,plain,
    ! [X0] : less_equal(zero,X0),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f15,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | ~ less_equal(X1,X0)
      | X0 = X1 ),
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f17,plain,
    less_equal(a,b),
    inference(cnf_transformation,[status(esa)],[f8]) ).

fof(f18,plain,
    ~ less_equal(divide(c,b),divide(c,a)),
    inference(cnf_transformation,[status(esa)],[f9]) ).

fof(f19,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,divide(X0,X1))
      | divide(X0,X1) = X0 ),
    inference(resolution,[status(thm)],[f15,f12]) ).

fof(f28,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)],[f13,f15]) ).

fof(f29,plain,
    ! [X0] : divide(zero,X0) = zero,
    inference(resolution,[status(thm)],[f14,f19]) ).

fof(f30,plain,
    ! [X0] :
      ( ~ less_equal(X0,zero)
      | zero = X0 ),
    inference(resolution,[status(thm)],[f14,f15]) ).

fof(f31,plain,
    ! [X0,X1] :
      ( ~ less_equal(divide(divide(X0,zero),X1),divide(divide(X0,X1),zero))
      | divide(divide(X0,X1),divide(zero,X1)) = divide(divide(X0,zero),X1) ),
    inference(paramodulation,[status(thm)],[f29,f28]) ).

fof(f32,plain,
    ! [X0,X1] :
      ( ~ less_equal(divide(divide(X0,zero),X1),divide(divide(X0,X1),zero))
      | divide(divide(X0,X1),zero) = divide(divide(X0,zero),X1) ),
    inference(forward_demodulation,[status(thm)],[f29,f31]) ).

fof(f95,plain,
    ! [X0,X1] : divide(divide(X0,X1),X0) = zero,
    inference(resolution,[status(thm)],[f10,f12]) ).

fof(f96,plain,
    divide(a,b) = zero,
    inference(resolution,[status(thm)],[f10,f17]) ).

fof(f144,plain,
    ! [X0] :
      ( ~ less_equal(zero,divide(divide(X0,X0),zero))
      | divide(divide(X0,X0),zero) = divide(divide(X0,zero),X0) ),
    inference(paramodulation,[status(thm)],[f95,f32]) ).

fof(f145,plain,
    ! [X0] :
      ( ~ less_equal(zero,divide(divide(X0,X0),zero))
      | divide(divide(X0,X0),zero) = zero ),
    inference(forward_demodulation,[status(thm)],[f95,f144]) ).

fof(f146,plain,
    ! [X0] : divide(divide(X0,X0),zero) = zero,
    inference(forward_subsumption_resolution,[status(thm)],[f145,f14]) ).

fof(f200,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(divide(zero,X0),divide(divide(divide(X1,X2),X0),divide(X1,X0)))
      | divide(divide(divide(X1,X2),X0),divide(X1,X0)) = divide(divide(divide(X1,X2),X1),X0) ),
    inference(paramodulation,[status(thm)],[f95,f28]) ).

fof(f201,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(zero,divide(divide(divide(X0,X1),X2),divide(X0,X2)))
      | divide(divide(divide(X0,X1),X2),divide(X0,X2)) = divide(divide(divide(X0,X1),X0),X2) ),
    inference(forward_demodulation,[status(thm)],[f29,f200]) ).

fof(f202,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(zero,divide(divide(divide(X0,X1),X2),divide(X0,X2)))
      | divide(divide(divide(X0,X1),X2),divide(X0,X2)) = divide(zero,X2) ),
    inference(forward_demodulation,[status(thm)],[f95,f201]) ).

fof(f203,plain,
    ! [X0,X1,X2] :
      ( ~ less_equal(zero,divide(divide(divide(X0,X1),X2),divide(X0,X2)))
      | divide(divide(divide(X0,X1),X2),divide(X0,X2)) = zero ),
    inference(forward_demodulation,[status(thm)],[f29,f202]) ).

fof(f204,plain,
    ! [X0,X1,X2] : divide(divide(divide(X0,X1),X2),divide(X0,X2)) = zero,
    inference(forward_subsumption_resolution,[status(thm)],[f203,f14]) ).

fof(f296,plain,
    ! [X0] :
      ( ~ less_equal(divide(divide(X0,a),b),divide(divide(X0,b),zero))
      | divide(divide(X0,b),divide(a,b)) = divide(divide(X0,a),b) ),
    inference(paramodulation,[status(thm)],[f96,f28]) ).

fof(f297,plain,
    ! [X0] :
      ( ~ less_equal(divide(divide(X0,a),b),divide(divide(X0,b),zero))
      | divide(divide(X0,b),zero) = divide(divide(X0,a),b) ),
    inference(forward_demodulation,[status(thm)],[f96,f296]) ).

fof(f359,plain,
    ! [X0] : less_equal(divide(X0,X0),zero),
    inference(resolution,[status(thm)],[f146,f11]) ).

fof(f435,plain,
    ! [X0] : zero = divide(X0,X0),
    inference(resolution,[status(thm)],[f359,f30]) ).

fof(f448,plain,
    ! [X0] :
      ( ~ less_equal(zero,divide(divide(X0,divide(X0,zero)),zero))
      | divide(divide(X0,divide(X0,zero)),zero) = divide(divide(X0,zero),divide(X0,zero)) ),
    inference(paramodulation,[status(thm)],[f435,f32]) ).

fof(f449,plain,
    ! [X0] :
      ( ~ less_equal(zero,divide(divide(X0,divide(X0,zero)),zero))
      | divide(divide(X0,divide(X0,zero)),zero) = zero ),
    inference(forward_demodulation,[status(thm)],[f435,f448]) ).

fof(f450,plain,
    ! [X0] : divide(divide(X0,divide(X0,zero)),zero) = zero,
    inference(forward_subsumption_resolution,[status(thm)],[f449,f14]) ).

fof(f693,plain,
    ! [X0] : less_equal(divide(X0,divide(X0,zero)),zero),
    inference(resolution,[status(thm)],[f450,f11]) ).

fof(f762,plain,
    ! [X0] : zero = divide(X0,divide(X0,zero)),
    inference(resolution,[status(thm)],[f693,f30]) ).

fof(f1729,plain,
    ! [X0] : less_equal(X0,divide(X0,zero)),
    inference(resolution,[status(thm)],[f762,f11]) ).

fof(f1884,plain,
    ! [X0] : divide(X0,zero) = X0,
    inference(resolution,[status(thm)],[f1729,f19]) ).

fof(f1956,plain,
    ! [X0] :
      ( ~ less_equal(divide(divide(X0,a),b),divide(divide(X0,b),zero))
      | divide(X0,b) = divide(divide(X0,a),b) ),
    inference(backward_demodulation,[status(thm)],[f1884,f297]) ).

fof(f1957,plain,
    ! [X0] :
      ( ~ less_equal(divide(divide(X0,a),b),divide(X0,b))
      | divide(X0,b) = divide(divide(X0,a),b) ),
    inference(forward_demodulation,[status(thm)],[f1884,f1956]) ).

fof(f2573,plain,
    ! [X0,X1,X2] : less_equal(divide(divide(X0,X1),X2),divide(X0,X2)),
    inference(resolution,[status(thm)],[f204,f11]) ).

fof(f2739,plain,
    ! [X0] : divide(X0,b) = divide(divide(X0,a),b),
    inference(backward_subsumption_resolution,[status(thm)],[f1957,f2573]) ).

fof(f3292,plain,
    ! [X0] : less_equal(divide(X0,b),divide(X0,a)),
    inference(paramodulation,[status(thm)],[f2739,f12]) ).

fof(f3293,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[f18,f3292]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : HEN007-3 : TPTP v8.1.2. Released v1.0.0.
% 0.04/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n024.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 09:33:18 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  % Drodi V3.5.1
% 0.20/0.51  % Refutation found
% 0.20/0.51  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.20/0.51  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.20/0.52  % Elapsed time: 0.174213 seconds
% 0.20/0.52  % CPU time: 1.275917 seconds
% 0.20/0.52  % Memory used: 41.785 MB
%------------------------------------------------------------------------------