TSTP Solution File: GRP433-1 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : GRP433-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n023.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 12:11:41 EDT 2023

% Result   : Unsatisfiable 3.77s 0.87s
% Output   : CNFRefutation 3.77s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   67 (  67 unt;   0 def)
%            Number of atoms       :   67 (  66 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    2 (   2   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :   14 (   3 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :  217 (; 217   !;   0   ?)

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

fof(f2,negated_conjecture,
    multiply(inverse(a1),a1) != multiply(inverse(b1),b1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(multiply(multiply(X0,X1),X2)),X0),X1),multiply(X3,inverse(X3)))) = X2,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f4,plain,
    multiply(inverse(a1),a1) != multiply(inverse(b1),b1),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f5,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(multiply(X0,multiply(inverse(multiply(multiply(X1,X2),X0)),X1)),X2),multiply(X3,inverse(X3)))) = multiply(X4,inverse(X4)),
    inference(paramodulation,[status(thm)],[f3,f3]) ).

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

fof(f34,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),X2),multiply(X3,inverse(X3)))) = inverse(multiply(X1,X2)),
    inference(paramodulation,[status(thm)],[f7,f3]) ).

fof(f39,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(multiply(multiply(X0,inverse(X0)),X1)),X2),inverse(X2)),multiply(X3,inverse(X3)))) = X1,
    inference(paramodulation,[status(thm)],[f7,f3]) ).

fof(f51,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(X0,inverse(X0)),X1),multiply(X2,inverse(X2)))) = inverse(multiply(inverse(inverse(multiply(X3,inverse(X3)))),X1)),
    inference(paramodulation,[status(thm)],[f7,f34]) ).

fof(f110,plain,
    ! [X0,X1] : inverse(multiply(X0,inverse(X0))) = inverse(multiply(X1,inverse(X1))),
    inference(paramodulation,[status(thm)],[f34,f39]) ).

fof(f137,plain,
    ! [X0,X1,X2,X3,X4,X5,X6] : inverse(multiply(multiply(multiply(inverse(multiply(multiply(X0,inverse(X0)),X1)),X2),inverse(X2)),multiply(multiply(multiply(multiply(inverse(multiply(multiply(X3,inverse(X3)),X4)),X5),inverse(X5)),multiply(X6,inverse(X6))),X4))) = X1,
    inference(paramodulation,[status(thm)],[f39,f39]) ).

fof(f148,plain,
    ! [X0,X1,X2,X3,X4,X5,X6] : inverse(multiply(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),X2),multiply(multiply(multiply(multiply(inverse(multiply(multiply(X3,inverse(X3)),X4)),X5),inverse(X5)),multiply(X6,inverse(X6))),X4))) = inverse(multiply(X1,X2)),
    inference(paramodulation,[status(thm)],[f39,f34]) ).

fof(f192,plain,
    ! [X0,X1,X2] : multiply(X0,inverse(X0)) = multiply(multiply(X1,inverse(X1)),inverse(multiply(X2,inverse(X2)))),
    inference(paramodulation,[status(thm)],[f110,f7]) ).

fof(f265,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(multiply(multiply(X0,inverse(X0)),inverse(multiply(X1,inverse(X1)))),inverse(inverse(inverse(multiply(multiply(X2,inverse(X2)),X3))))),multiply(X4,inverse(X4)))) = X3,
    inference(paramodulation,[status(thm)],[f192,f39]) ).

fof(f266,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(multiply(multiply(X0,inverse(X0)),inverse(multiply(X1,inverse(X1)))),X2),multiply(X3,inverse(X3)))) = inverse(multiply(inverse(inverse(multiply(X4,inverse(X4)))),X2)),
    inference(paramodulation,[status(thm)],[f192,f34]) ).

fof(f289,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(multiply(inverse(multiply(X0,inverse(X0))),multiply(inverse(multiply(X1,inverse(X1))),X2)),inverse(X2)),multiply(X3,inverse(X3)))) = multiply(X4,inverse(X4)),
    inference(paramodulation,[status(thm)],[f192,f5]) ).

fof(f290,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),inverse(X1))) = multiply(X2,inverse(X2)),
    inference(forward_demodulation,[status(thm)],[f34,f289]) ).

fof(f358,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(multiply(X0,inverse(X0)),inverse(multiply(X1,inverse(X1)))),X2),multiply(X3,inverse(X3)))) = inverse(X2),
    inference(paramodulation,[status(thm)],[f290,f3]) ).

fof(f407,plain,
    ! [X0,X1] : inverse(inverse(inverse(inverse(multiply(multiply(X0,inverse(X0)),X1))))) = X1,
    inference(backward_demodulation,[status(thm)],[f358,f265]) ).

fof(f408,plain,
    ! [X0,X1] : inverse(X0) = inverse(multiply(inverse(inverse(multiply(X1,inverse(X1)))),X0)),
    inference(backward_demodulation,[status(thm)],[f358,f266]) ).

fof(f413,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(multiply(X0,inverse(X0)),X1),multiply(X2,inverse(X2)))) = inverse(X1),
    inference(backward_demodulation,[status(thm)],[f408,f51]) ).

fof(f452,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(multiply(inverse(multiply(multiply(X0,inverse(X0)),X1)),X2),inverse(X2)),multiply(inverse(inverse(inverse(multiply(multiply(X3,inverse(X3)),X4)))),X4))) = X1,
    inference(paramodulation,[status(thm)],[f407,f39]) ).

fof(f456,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),X2),multiply(inverse(inverse(inverse(multiply(multiply(X3,inverse(X3)),X4)))),X4))) = inverse(multiply(X1,X2)),
    inference(paramodulation,[status(thm)],[f407,f34]) ).

fof(f458,plain,
    ! [X0,X1,X2] : multiply(X0,inverse(X0)) = multiply(inverse(inverse(inverse(multiply(multiply(X1,inverse(X1)),X2)))),X2),
    inference(paramodulation,[status(thm)],[f407,f7]) ).

fof(f470,plain,
    ! [X0,X1] : inverse(X0) = inverse(multiply(inverse(inverse(inverse(inverse(inverse(multiply(X1,inverse(X1))))))),X0)),
    inference(paramodulation,[status(thm)],[f408,f408]) ).

fof(f494,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0)))))),X1),X2),multiply(X3,inverse(X3)))) = inverse(multiply(X1,X2)),
    inference(paramodulation,[status(thm)],[f408,f34]) ).

fof(f519,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(X0,inverse(X0)),inverse(multiply(X1,inverse(X1)))),multiply(X2,inverse(X2)))) = inverse(inverse(multiply(X3,inverse(X3)))),
    inference(paramodulation,[status(thm)],[f192,f413]) ).

fof(f520,plain,
    ! [X0,X1] : inverse(inverse(multiply(X0,inverse(X0)))) = inverse(inverse(multiply(X1,inverse(X1)))),
    inference(forward_demodulation,[status(thm)],[f413,f519]) ).

fof(f560,plain,
    ! [X0,X1] : inverse(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0))))))) = multiply(X1,inverse(X1)),
    inference(paramodulation,[status(thm)],[f413,f407]) ).

fof(f653,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(multiply(inverse(multiply(multiply(X0,inverse(X0)),X1)),inverse(multiply(X2,inverse(X2)))),inverse(inverse(multiply(X3,inverse(X3))))),multiply(X4,inverse(X4)))) = X1,
    inference(paramodulation,[status(thm)],[f520,f39]) ).

fof(f656,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),X2),multiply(inverse(multiply(X3,inverse(X3))),inverse(inverse(multiply(X4,inverse(X4))))))) = inverse(multiply(X1,X2)),
    inference(paramodulation,[status(thm)],[f520,f34]) ).

fof(f881,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0)))))),multiply(X1,inverse(X1))),X2),multiply(X3,inverse(X3)))) = inverse(X2),
    inference(paramodulation,[status(thm)],[f560,f413]) ).

fof(f882,plain,
    ! [X0,X1] : inverse(multiply(multiply(X0,inverse(X0)),X1)) = inverse(X1),
    inference(forward_demodulation,[status(thm)],[f494,f881]) ).

fof(f922,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(inverse(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0))))))),X1),multiply(X2,inverse(X2)))) = inverse(multiply(inverse(inverse(multiply(X3,inverse(X3)))),X1)),
    inference(paramodulation,[status(thm)],[f560,f34]) ).

fof(f923,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(inverse(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0))))))),X1),multiply(X2,inverse(X2)))) = inverse(X1),
    inference(forward_demodulation,[status(thm)],[f408,f922]) ).

fof(f928,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(multiply(X0,inverse(X0)),X1),inverse(inverse(inverse(inverse(inverse(multiply(X2,inverse(X2))))))))) = inverse(X1),
    inference(paramodulation,[status(thm)],[f560,f413]) ).

fof(f931,plain,
    ! [X0,X1] : inverse(inverse(inverse(inverse(multiply(inverse(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0))))))),X1))))) = X1,
    inference(paramodulation,[status(thm)],[f560,f407]) ).

fof(f932,plain,
    ! [X0] : inverse(inverse(inverse(inverse(X0)))) = X0,
    inference(forward_demodulation,[status(thm)],[f470,f931]) ).

fof(f950,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(multiply(inverse(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0))))))),X1)),X2),inverse(X2)),multiply(X3,inverse(X3)))) = X1,
    inference(paramodulation,[status(thm)],[f560,f39]) ).

fof(f951,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(multiply(inverse(X0),X1),inverse(X1)),multiply(X2,inverse(X2)))) = X0,
    inference(forward_demodulation,[status(thm)],[f470,f950]) ).

fof(f973,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(multiply(inverse(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0))))))),X1)),X2),inverse(X2)),multiply(X3,inverse(X3)))) = X1,
    inference(paramodulation,[status(thm)],[f560,f3]) ).

fof(f974,plain,
    ! [X0,X1] : multiply(inverse(inverse(inverse(inverse(inverse(multiply(X0,inverse(X0))))))),X1) = X1,
    inference(forward_demodulation,[status(thm)],[f951,f973]) ).

fof(f975,plain,
    ! [X0,X1] : multiply(inverse(multiply(X0,inverse(X0))),X1) = X1,
    inference(forward_demodulation,[status(thm)],[f932,f974]) ).

fof(f1032,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(X0),inverse(multiply(X1,inverse(X1)))),inverse(inverse(multiply(X2,inverse(X2))))),multiply(X3,inverse(X3)))) = X0,
    inference(backward_demodulation,[status(thm)],[f882,f653]) ).

fof(f1050,plain,
    ! [X0,X1] : multiply(X0,inverse(X0)) = multiply(inverse(inverse(inverse(X1))),X1),
    inference(backward_demodulation,[status(thm)],[f882,f458]) ).

fof(f1052,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),X2),multiply(inverse(inverse(inverse(X3))),X3))) = inverse(multiply(X1,X2)),
    inference(backward_demodulation,[status(thm)],[f882,f456]) ).

fof(f1053,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(X0,X1),multiply(inverse(inverse(inverse(X2))),X2))) = inverse(multiply(X0,X1)),
    inference(forward_demodulation,[status(thm)],[f975,f1052]) ).

fof(f1059,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(multiply(multiply(X0,inverse(X0)),X1)),X2),inverse(X2)),multiply(inverse(inverse(inverse(X3))),X3))) = X1,
    inference(backward_demodulation,[status(thm)],[f882,f452]) ).

fof(f1060,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(inverse(multiply(multiply(X0,inverse(X0)),X1)),X2),inverse(X2))) = X1,
    inference(forward_demodulation,[status(thm)],[f1053,f1059]) ).

fof(f1061,plain,
    ! [X0,X1] : inverse(multiply(multiply(inverse(X0),X1),inverse(X1))) = X0,
    inference(forward_demodulation,[status(thm)],[f882,f1060]) ).

fof(f1103,plain,
    ! [X0,X1,X2,X3,X4,X5] : inverse(multiply(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),X2),multiply(multiply(multiply(multiply(inverse(X3),X4),inverse(X4)),multiply(X5,inverse(X5))),X3))) = inverse(multiply(X1,X2)),
    inference(backward_demodulation,[status(thm)],[f882,f148]) ).

fof(f1104,plain,
    ! [X0,X1,X2,X3,X4] : inverse(multiply(multiply(X0,X1),multiply(multiply(multiply(multiply(inverse(X2),X3),inverse(X3)),multiply(X4,inverse(X4))),X2))) = inverse(multiply(X0,X1)),
    inference(forward_demodulation,[status(thm)],[f975,f1103]) ).

fof(f1113,plain,
    ! [X0,X1,X2,X3,X4,X5] : inverse(multiply(multiply(multiply(inverse(multiply(multiply(X0,inverse(X0)),X1)),X2),inverse(X2)),multiply(multiply(multiply(multiply(inverse(X3),X4),inverse(X4)),multiply(X5,inverse(X5))),X3))) = X1,
    inference(backward_demodulation,[status(thm)],[f882,f137]) ).

fof(f1114,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(inverse(multiply(multiply(X0,inverse(X0)),X1)),X2),inverse(X2))) = X1,
    inference(forward_demodulation,[status(thm)],[f1104,f1113]) ).

fof(f1115,plain,
    ! [X0,X1] : multiply(multiply(X0,inverse(X0)),X1) = X1,
    inference(forward_demodulation,[status(thm)],[f1061,f1114]) ).

fof(f1170,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(multiply(X0,inverse(X0)),X1),inverse(multiply(X2,inverse(X2))))) = inverse(X1),
    inference(backward_demodulation,[status(thm)],[f932,f928]) ).

fof(f1171,plain,
    ! [X0,X1] : inverse(multiply(X0,inverse(multiply(X1,inverse(X1))))) = inverse(X0),
    inference(forward_demodulation,[status(thm)],[f1115,f1170]) ).

fof(f1172,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),multiply(X2,inverse(X2)))) = inverse(X1),
    inference(backward_demodulation,[status(thm)],[f932,f923]) ).

fof(f1173,plain,
    ! [X0,X1] : inverse(multiply(X0,multiply(X1,inverse(X1)))) = inverse(X0),
    inference(forward_demodulation,[status(thm)],[f975,f1172]) ).

fof(f1409,plain,
    ! [X0,X1,X2,X3] : inverse(multiply(multiply(multiply(inverse(multiply(X0,inverse(X0))),X1),X2),inverse(inverse(multiply(X3,inverse(X3)))))) = inverse(multiply(X1,X2)),
    inference(backward_demodulation,[status(thm)],[f975,f656]) ).

fof(f1410,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(X0,X1),inverse(inverse(multiply(X2,inverse(X2)))))) = inverse(multiply(X0,X1)),
    inference(forward_demodulation,[status(thm)],[f975,f1409]) ).

fof(f1757,plain,
    ! [X0,X1,X2] : inverse(multiply(multiply(inverse(X0),inverse(multiply(X1,inverse(X1)))),inverse(inverse(multiply(X2,inverse(X2)))))) = X0,
    inference(backward_demodulation,[status(thm)],[f1173,f1032]) ).

fof(f1758,plain,
    ! [X0,X1] : inverse(multiply(inverse(X0),inverse(multiply(X1,inverse(X1))))) = X0,
    inference(forward_demodulation,[status(thm)],[f1410,f1757]) ).

fof(f1759,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(forward_demodulation,[status(thm)],[f1171,f1758]) ).

fof(f1893,plain,
    ! [X0,X1] : multiply(X0,inverse(X0)) = multiply(inverse(X1),X1),
    inference(backward_demodulation,[status(thm)],[f1759,f1050]) ).

fof(f2128,plain,
    ! [X0,X1] : multiply(inverse(X0),X0) = multiply(inverse(X1),X1),
    inference(paramodulation,[status(thm)],[f1893,f1893]) ).

fof(f2129,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[f4,f2128]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.13  % Problem  : GRP433-1 : 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 : n023.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 11:46:38 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  % Drodi V3.5.1
% 3.77/0.87  % Refutation found
% 3.77/0.87  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 3.77/0.87  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 3.77/0.90  % Elapsed time: 0.545299 seconds
% 3.77/0.90  % CPU time: 4.182278 seconds
% 3.77/0.90  % Memory used: 54.089 MB
%------------------------------------------------------------------------------