TSTP Solution File: GRP614-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : GRP614-1 : TPTP v8.1.2. Released v2.6.0.
% 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 : Tue Apr 30 20:21:05 EDT 2024

% Result   : Unsatisfiable 0.20s 0.52s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   33 (  33 unt;   0 def)
%            Number of atoms       :   33 (  32 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   76 (  76   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [A,B,C] : double_divide(inverse(double_divide(inverse(double_divide(A,inverse(B))),C)),double_divide(A,C)) = B,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [A,B] : multiply(A,B) = inverse(double_divide(B,A)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f3,negated_conjecture,
    multiply(multiply(inverse(b2),b2),a2) != a2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f4,plain,
    ! [X0,X1,X2] : double_divide(inverse(double_divide(inverse(double_divide(X0,inverse(X1))),X2)),double_divide(X0,X2)) = X1,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f5,plain,
    ! [X0,X1] : multiply(X0,X1) = inverse(double_divide(X1,X0)),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f6,plain,
    multiply(multiply(inverse(b2),b2),a2) != a2,
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f7,plain,
    ! [X0,X1,X2] : double_divide(multiply(X0,inverse(double_divide(X1,inverse(X2)))),double_divide(X1,X0)) = X2,
    inference(forward_demodulation,[status(thm)],[f5,f4]) ).

fof(f8,plain,
    ! [X0,X1,X2] : double_divide(multiply(X0,multiply(inverse(X1),X2)),double_divide(X2,X0)) = X1,
    inference(forward_demodulation,[status(thm)],[f5,f7]) ).

fof(f9,plain,
    ! [X0,X1,X2,X3] : double_divide(multiply(X0,multiply(multiply(X1,X2),X3)),double_divide(X3,X0)) = double_divide(X2,X1),
    inference(paramodulation,[status(thm)],[f5,f8]) ).

fof(f11,plain,
    ! [X0,X1,X2] : multiply(double_divide(X0,X1),multiply(X1,multiply(inverse(X2),X0))) = inverse(X2),
    inference(paramodulation,[status(thm)],[f8,f5]) ).

fof(f12,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(double_divide(X1,X2),multiply(inverse(X3),multiply(X2,multiply(inverse(X0),X1))))) = inverse(X3),
    inference(paramodulation,[status(thm)],[f8,f11]) ).

fof(f16,plain,
    ! [X0,X1,X2] : double_divide(inverse(X0),double_divide(multiply(inverse(X0),X1),double_divide(X1,inverse(X2)))) = X2,
    inference(paramodulation,[status(thm)],[f11,f8]) ).

fof(f27,plain,
    ! [X0,X1,X2,X3] : double_divide(inverse(X0),double_divide(multiply(inverse(X0),X1),double_divide(X1,multiply(X2,X3)))) = double_divide(X3,X2),
    inference(paramodulation,[status(thm)],[f11,f9]) ).

fof(f141,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(double_divide(multiply(X1,multiply(inverse(inverse(X2)),X3)),double_divide(X3,X1)),inverse(X0))) = inverse(X2),
    inference(paramodulation,[status(thm)],[f12,f12]) ).

fof(f142,plain,
    ! [X0,X1] : multiply(X0,multiply(inverse(X1),inverse(X0))) = inverse(X1),
    inference(forward_demodulation,[status(thm)],[f8,f141]) ).

fof(f203,plain,
    ! [X0,X1] : multiply(double_divide(inverse(X0),X0),inverse(X1)) = inverse(X1),
    inference(paramodulation,[status(thm)],[f142,f11]) ).

fof(f218,plain,
    ! [X0,X1,X2] : multiply(double_divide(inverse(X0),X0),multiply(X1,X2)) = inverse(double_divide(X2,X1)),
    inference(paramodulation,[status(thm)],[f5,f203]) ).

fof(f219,plain,
    ! [X0,X1,X2] : multiply(double_divide(inverse(X0),X0),multiply(X1,X2)) = multiply(X1,X2),
    inference(forward_demodulation,[status(thm)],[f5,f218]) ).

fof(f278,plain,
    ! [X0,X1] : inverse(X0) = multiply(inverse(X0),inverse(double_divide(inverse(X1),X1))),
    inference(paramodulation,[status(thm)],[f142,f219]) ).

fof(f279,plain,
    ! [X0,X1] : inverse(X0) = multiply(inverse(X0),multiply(X1,inverse(X1))),
    inference(forward_demodulation,[status(thm)],[f5,f278]) ).

fof(f356,plain,
    ! [X0,X1,X2,X3] : double_divide(inverse(X0),double_divide(multiply(inverse(X0),X1),double_divide(X1,inverse(X2)))) = double_divide(multiply(X3,inverse(X3)),inverse(X2)),
    inference(paramodulation,[status(thm)],[f279,f27]) ).

fof(f357,plain,
    ! [X0,X1] : X0 = double_divide(multiply(X1,inverse(X1)),inverse(X0)),
    inference(forward_demodulation,[status(thm)],[f16,f356]) ).

fof(f385,plain,
    ! [X0,X1,X2] : double_divide(multiply(inverse(X0),multiply(inverse(X1),multiply(X2,inverse(X2)))),X0) = X1,
    inference(paramodulation,[status(thm)],[f357,f8]) ).

fof(f386,plain,
    ! [X0,X1] : double_divide(multiply(inverse(X0),inverse(X1)),X0) = X1,
    inference(forward_demodulation,[status(thm)],[f279,f385]) ).

fof(f388,plain,
    ! [X0] : X0 = inverse(inverse(X0)),
    inference(paramodulation,[status(thm)],[f357,f386]) ).

fof(f422,plain,
    ! [X0,X1] : multiply(double_divide(inverse(X0),X0),X1) = inverse(inverse(X1)),
    inference(paramodulation,[status(thm)],[f388,f203]) ).

fof(f423,plain,
    ! [X0,X1] : multiply(double_divide(inverse(X0),X0),X1) = X1,
    inference(forward_demodulation,[status(thm)],[f388,f422]) ).

fof(f466,plain,
    ! [X0,X1] : multiply(double_divide(X0,inverse(X0)),X1) = X1,
    inference(paramodulation,[status(thm)],[f388,f423]) ).

fof(f510,plain,
    ! [X0,X1] : multiply(multiply(X0,inverse(X0)),X1) = X1,
    inference(paramodulation,[status(thm)],[f357,f466]) ).

fof(f551,plain,
    ! [X0,X1] : multiply(inverse(double_divide(X0,inverse(X0))),X1) = X1,
    inference(paramodulation,[status(thm)],[f466,f510]) ).

fof(f552,plain,
    ! [X0,X1] : multiply(multiply(inverse(X0),X0),X1) = X1,
    inference(forward_demodulation,[status(thm)],[f5,f551]) ).

fof(f837,plain,
    a2 != a2,
    inference(backward_demodulation,[status(thm)],[f552,f6]) ).

fof(f838,plain,
    $false,
    inference(trivial_equality_resolution,[status(esa)],[f837]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : GRP614-1 : TPTP v8.1.2. Released v2.6.0.
% 0.04/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n017.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
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Mon Apr 29 23:55:03 EDT 2024
% 0.13/0.35  % CPUTime  : 
% 0.20/0.36  % Drodi V3.6.0
% 0.20/0.52  % Refutation found
% 0.20/0.52  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.20/0.52  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.20/0.56  % Elapsed time: 0.178171 seconds
% 0.20/0.56  % CPU time: 1.320009 seconds
% 0.20/0.56  % Total memory used: 41.174 MB
% 0.20/0.56  % Net memory used: 39.279 MB
%------------------------------------------------------------------------------