TSTP Solution File: HEN012-1 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : HEN012-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n017.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 0.07s 0.27s
% Output   : CNFRefutation 0.07s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   39 (  18 unt;   0 def)
%            Number of atoms       :   83 (  11 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   90 (  46   ~;  44   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :  105 (; 105   !;   0   ?)

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

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

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

fof(f4,axiom,
    ! [X,Y,V1,Z,V2,V3,V4,V5] :
      ( ~ quotient(X,Y,V1)
      | ~ quotient(Y,Z,V2)
      | ~ quotient(X,Z,V3)
      | ~ quotient(V3,V2,V4)
      | ~ quotient(V1,Z,V5)
      | less_equal(V4,V5) ),
    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,axiom,
    ! [X,Y] : quotient(X,Y,divide(X,Y)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [X,Y,Z,W] :
      ( ~ quotient(X,Y,Z)
      | ~ quotient(X,Y,W)
      | Z = W ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f10,negated_conjecture,
    ~ less_equal(x,x),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f11,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | quotient(X0,X1,zero) ),
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f12,plain,
    ! [X0,X1] :
      ( ~ quotient(X0,X1,zero)
      | less_equal(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f13,plain,
    ! [X,Z] :
      ( ! [Y] : ~ quotient(X,Y,Z)
      | less_equal(Z,X) ),
    inference(miniscoping,[status(esa)],[f3]) ).

fof(f14,plain,
    ! [X0,X1,X2] :
      ( ~ quotient(X0,X1,X2)
      | less_equal(X2,X0) ),
    inference(cnf_transformation,[status(esa)],[f13]) ).

fof(f15,plain,
    ! [V4,V5] :
      ( ! [V1,Z] :
          ( ! [V2,V3] :
              ( ! [X] :
                  ( ! [Y] :
                      ( ~ quotient(X,Y,V1)
                      | ~ quotient(Y,Z,V2) )
                  | ~ quotient(X,Z,V3) )
              | ~ quotient(V3,V2,V4) )
          | ~ quotient(V1,Z,V5) )
      | less_equal(V4,V5) ),
    inference(miniscoping,[status(esa)],[f4]) ).

fof(f16,plain,
    ! [X0,X1,X2,X3,X4,X5,X6,X7] :
      ( ~ quotient(X0,X1,X2)
      | ~ quotient(X1,X3,X4)
      | ~ quotient(X0,X3,X5)
      | ~ quotient(X5,X4,X6)
      | ~ quotient(X2,X3,X7)
      | less_equal(X6,X7) ),
    inference(cnf_transformation,[status(esa)],[f15]) ).

fof(f17,plain,
    ! [X0] : less_equal(zero,X0),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f18,plain,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | ~ less_equal(X1,X0)
      | X0 = X1 ),
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f20,plain,
    ! [X0,X1] : quotient(X0,X1,divide(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f8]) ).

fof(f21,plain,
    ! [Z,W] :
      ( ! [X,Y] :
          ( ~ quotient(X,Y,Z)
          | ~ quotient(X,Y,W) )
      | Z = W ),
    inference(miniscoping,[status(esa)],[f9]) ).

fof(f22,plain,
    ! [X0,X1,X2,X3] :
      ( ~ quotient(X0,X1,X2)
      | ~ quotient(X0,X1,X3)
      | X2 = X3 ),
    inference(cnf_transformation,[status(esa)],[f21]) ).

fof(f23,plain,
    ~ less_equal(x,x),
    inference(cnf_transformation,[status(esa)],[f10]) ).

fof(f24,plain,
    ! [X0] :
      ( ~ less_equal(X0,zero)
      | zero = X0 ),
    inference(resolution,[status(thm)],[f17,f18]) ).

fof(f26,plain,
    ! [X0,X1,X2,X3,X4,X5,X6] :
      ( ~ quotient(X0,X1,X2)
      | ~ quotient(X3,X1,X4)
      | ~ quotient(X4,X2,X5)
      | ~ quotient(divide(X3,X0),X1,X6)
      | less_equal(X5,X6) ),
    inference(resolution,[status(thm)],[f20,f16]) ).

fof(f27,plain,
    ! [X0,X1] : less_equal(divide(X0,X1),X0),
    inference(resolution,[status(thm)],[f20,f14]) ).

fof(f54,plain,
    ! [X0,X1,X2,X3,X4,X5] :
      ( ~ quotient(X0,X1,X2)
      | ~ quotient(X2,divide(X3,X1),X4)
      | ~ quotient(divide(X0,X3),X1,X5)
      | less_equal(X4,X5) ),
    inference(resolution,[status(thm)],[f26,f20]) ).

fof(f57,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ quotient(divide(X0,X1),divide(X2,X1),X3)
      | ~ quotient(divide(X0,X2),X1,X4)
      | less_equal(X3,X4) ),
    inference(resolution,[status(thm)],[f54,f20]) ).

fof(f58,plain,
    ! [X0,X1] : quotient(divide(X0,X1),X0,zero),
    inference(resolution,[status(thm)],[f11,f27]) ).

fof(f79,plain,
    ! [X0,X1,X2] :
      ( ~ quotient(X0,X1,X2)
      | divide(X0,X1) = X2 ),
    inference(resolution,[status(thm)],[f22,f20]) ).

fof(f87,plain,
    ! [X0,X1] : divide(divide(X0,X1),X0) = zero,
    inference(resolution,[status(thm)],[f79,f58]) ).

fof(f110,plain,
    ! [X0,X1,X2,X3] :
      ( ~ quotient(divide(X0,X1),X2,X3)
      | less_equal(divide(divide(X0,X2),divide(X1,X2)),X3) ),
    inference(resolution,[status(thm)],[f57,f20]) ).

fof(f132,plain,
    ! [X0,X1] : less_equal(divide(divide(X0,X0),divide(X1,X0)),zero),
    inference(resolution,[status(thm)],[f110,f58]) ).

fof(f142,plain,
    ! [X0,X1] : zero = divide(divide(X0,X0),divide(X1,X0)),
    inference(resolution,[status(thm)],[f132,f24]) ).

fof(f160,plain,
    ! [X0] : zero = divide(divide(X0,X0),zero),
    inference(paramodulation,[status(thm)],[f87,f142]) ).

fof(f190,plain,
    ! [X0] : quotient(divide(X0,X0),zero,zero),
    inference(paramodulation,[status(thm)],[f160,f20]) ).

fof(f202,plain,
    ! [X0] : less_equal(divide(X0,X0),zero),
    inference(resolution,[status(thm)],[f190,f12]) ).

fof(f213,plain,
    ! [X0] : zero = divide(X0,X0),
    inference(resolution,[status(thm)],[f202,f24]) ).

fof(f237,plain,
    ! [X0] : quotient(X0,X0,zero),
    inference(paramodulation,[status(thm)],[f213,f20]) ).

fof(f246,plain,
    ! [X0] : less_equal(X0,X0),
    inference(resolution,[status(thm)],[f237,f12]) ).

fof(f254,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[f23,f246]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.07  % Problem  : HEN012-1 : TPTP v8.1.2. Released v1.0.0.
% 0.06/0.08  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.07/0.26  % Computer : n017.cluster.edu
% 0.07/0.26  % Model    : x86_64 x86_64
% 0.07/0.26  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.26  % Memory   : 8042.1875MB
% 0.07/0.26  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.07/0.27  % CPULimit : 300
% 0.07/0.27  % WCLimit  : 300
% 0.07/0.27  % DateTime : Tue May 30 09:00:25 EDT 2023
% 0.07/0.27  % CPUTime  : 
% 0.07/0.27  % Drodi V3.5.1
% 0.07/0.27  % Refutation found
% 0.07/0.27  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.07/0.27  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.07/0.28  % Elapsed time: 0.014169 seconds
% 0.07/0.28  % CPU time: 0.033996 seconds
% 0.07/0.28  % Memory used: 4.690 MB
%------------------------------------------------------------------------------