TSTP Solution File: GRP473-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : GRP473-1 : 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 20:20:43 EDT 2024

% Result   : Unsatisfiable 19.50s 2.92s
% Output   : CNFRefutation 20.80s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   26
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   43 (  43 unt;   0 def)
%            Number of atoms       :   43 (  42 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    2 (   2   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :   11 (   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   :  173 ( 173   !;   0   ?)

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

fof(f2,axiom,
    ! [A,B] : multiply(A,B) = divide(A,inverse(B)),
    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,X3] : divide(divide(inverse(divide(X0,X1)),divide(divide(X2,X3),X0)),divide(X3,X2)) = X1,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f5,plain,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,inverse(X1)),
    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,X3,X4,X5] : divide(X0,X1) = divide(divide(inverse(X2),divide(divide(X3,X4),divide(inverse(divide(X5,X2)),divide(divide(X1,X0),X5)))),divide(X4,X3)),
    inference(paramodulation,[status(thm)],[f4,f4]) ).

fof(f8,plain,
    ! [X0,X1,X2,X3] : inverse(X0) = divide(divide(inverse(multiply(X1,X0)),divide(divide(X2,X3),X1)),divide(X3,X2)),
    inference(paramodulation,[status(thm)],[f5,f4]) ).

fof(f10,plain,
    ! [X0,X1,X2,X3] : X0 = divide(divide(inverse(divide(inverse(X1),X0)),multiply(divide(X2,X3),X1)),divide(X3,X2)),
    inference(paramodulation,[status(thm)],[f5,f4]) ).

fof(f25,plain,
    ! [X0,X1,X2,X3,X4] : X0 = divide(divide(inverse(divide(divide(X1,X2),X0)),inverse(X3)),divide(divide(divide(X2,X1),X4),inverse(multiply(X4,X3)))),
    inference(paramodulation,[status(thm)],[f8,f4]) ).

fof(f33,plain,
    ! [X0,X1,X2,X3,X4] : X0 = divide(multiply(inverse(divide(divide(X1,X2),X0)),X3),divide(divide(divide(X2,X1),X4),inverse(multiply(X4,X3)))),
    inference(forward_demodulation,[status(thm)],[f5,f25]) ).

fof(f34,plain,
    ! [X0,X1,X2,X3,X4] : X0 = divide(multiply(inverse(divide(divide(X1,X2),X0)),X3),multiply(divide(divide(X2,X1),X4),multiply(X4,X3))),
    inference(forward_demodulation,[status(thm)],[f5,f33]) ).

fof(f40,plain,
    ! [X0,X1,X2,X3] : X0 = divide(divide(inverse(divide(inverse(X1),X0)),multiply(multiply(X2,X3),X1)),divide(inverse(X3),X2)),
    inference(paramodulation,[status(thm)],[f5,f10]) ).

fof(f57,plain,
    ! [X0,X1,X2,X3,X4,X5] : divide(X0,X1) = divide(divide(inverse(X2),X3),divide(divide(divide(divide(divide(X1,X0),X4),inverse(divide(X4,X2))),X5),inverse(divide(X5,X3)))),
    inference(paramodulation,[status(thm)],[f4,f7]) ).

fof(f66,plain,
    ! [X0,X1,X2,X3,X4,X5,X6,X7] : divide(X0,X1) = divide(divide(inverse(divide(X2,X3)),divide(divide(X4,X5),divide(inverse(X6),divide(divide(X1,X0),divide(inverse(divide(X7,X6)),divide(divide(X3,X2),X7)))))),divide(X5,X4)),
    inference(paramodulation,[status(thm)],[f4,f7]) ).

fof(f75,plain,
    ! [X0,X1,X2,X3,X4,X5,X6,X7] : divide(divide(X0,X1),divide(inverse(divide(inverse(X2),X3)),multiply(divide(X1,X0),X2))) = divide(divide(inverse(X4),divide(divide(X5,X6),divide(inverse(divide(X7,X4)),divide(X3,X7)))),divide(X6,X5)),
    inference(paramodulation,[status(thm)],[f10,f7]) ).

fof(f98,plain,
    ! [X0,X1,X2,X3,X4,X5] : divide(X0,X1) = divide(divide(inverse(X2),X3),multiply(divide(divide(divide(divide(X1,X0),X4),inverse(divide(X4,X2))),X5),divide(X5,X3))),
    inference(forward_demodulation,[status(thm)],[f5,f57]) ).

fof(f99,plain,
    ! [X0,X1,X2,X3,X4,X5] : divide(X0,X1) = divide(divide(inverse(X2),X3),multiply(divide(multiply(divide(divide(X1,X0),X4),divide(X4,X2)),X5),divide(X5,X3))),
    inference(forward_demodulation,[status(thm)],[f5,f98]) ).

fof(f851,plain,
    ! [X0,X1,X2,X3,X4,X5] : X0 = divide(multiply(inverse(divide(divide(divide(divide(X1,X2),X3),inverse(divide(X3,X4))),X0)),X5),multiply(X4,multiply(divide(X2,X1),X5))),
    inference(paramodulation,[status(thm)],[f4,f34]) ).

fof(f930,plain,
    ! [X0,X1,X2,X3,X4,X5] : X0 = divide(multiply(inverse(divide(multiply(divide(divide(X1,X2),X3),divide(X3,X4)),X0)),X5),multiply(X4,multiply(divide(X2,X1),X5))),
    inference(forward_demodulation,[status(thm)],[f5,f851]) ).

fof(f19225,plain,
    ! [X0,X1,X2,X3,X4] : divide(divide(inverse(X0),divide(divide(X1,X2),divide(inverse(divide(X3,X0)),divide(X4,X3)))),divide(X2,X1)) = divide(divide(b2,b2),divide(inverse(divide(inverse(b2),X4)),multiply(divide(b2,b2),b2))),
    inference(equality_split,[status(esa)],[f75]) ).

fof(f19648,plain,
    ! [X0,X1,X2,X3,X4,X5,X6,X7,X8] : divide(divide(X0,X1),divide(inverse(X2),divide(divide(X1,X0),divide(inverse(divide(X3,X2)),divide(X4,X3))))) = divide(divide(inverse(X5),X6),multiply(divide(multiply(divide(divide(divide(b2,b2),divide(inverse(divide(inverse(b2),X4)),multiply(divide(b2,b2),b2))),X7),divide(X7,X5)),X8),divide(X8,X6))),
    inference(paramodulation,[status(thm)],[f19225,f99]) ).

fof(f20011,plain,
    ! [X0,X1,X2,X3,X4] : divide(divide(X0,X1),divide(inverse(X2),divide(divide(X1,X0),divide(inverse(divide(X3,X2)),divide(X4,X3))))) = divide(divide(inverse(divide(inverse(b2),X4)),multiply(divide(b2,b2),b2)),divide(b2,b2)),
    inference(forward_demodulation,[status(thm)],[f99,f19648]) ).

fof(f20012,plain,
    ! [X0,X1,X2,X3,X4] : divide(divide(X0,X1),divide(inverse(X2),divide(divide(X1,X0),divide(inverse(divide(X3,X2)),divide(X4,X3))))) = X4,
    inference(forward_demodulation,[status(thm)],[f10,f20011]) ).

fof(f20398,plain,
    ! [X0,X1,X2,X3] : divide(X0,X1) = divide(divide(inverse(divide(X2,X3)),divide(X3,X2)),divide(X1,X0)),
    inference(paramodulation,[status(thm)],[f20012,f66]) ).

fof(f21086,plain,
    ! [X0,X1,X2,X3,X4,X5] : divide(divide(X0,X1),divide(inverse(divide(X2,X3)),divide(X3,X2))) = divide(divide(inverse(divide(X4,X5)),divide(X5,X4)),divide(X1,X0)),
    inference(paramodulation,[status(thm)],[f20398,f20398]) ).

fof(f21461,plain,
    ! [X0,X1,X2,X3] : divide(divide(X0,X1),divide(inverse(divide(X2,X3)),divide(X3,X2))) = divide(X0,X1),
    inference(forward_demodulation,[status(thm)],[f20398,f21086]) ).

fof(f21644,plain,
    ! [X0,X1,X2,X3,X4,X5,X6,X7] : divide(multiply(inverse(divide(multiply(divide(divide(X0,X1),X2),divide(X2,X3)),X4)),X5),multiply(X3,multiply(divide(X1,X0),X5))) = divide(X4,divide(inverse(divide(X6,X7)),divide(X7,X6))),
    inference(paramodulation,[status(thm)],[f930,f21461]) ).

fof(f22150,plain,
    ! [X0,X1,X2] : X0 = divide(X0,divide(inverse(divide(X1,X2)),divide(X2,X1))),
    inference(forward_demodulation,[status(thm)],[f930,f21644]) ).

fof(f22814,plain,
    ! [X0,X1,X2] : X0 = divide(divide(X1,X2),divide(inverse(X0),divide(X2,X1))),
    inference(paramodulation,[status(thm)],[f22150,f20012]) ).

fof(f29074,plain,
    ! [X0,X1,X2] : X0 = divide(divide(divide(X1,X2),inverse(divide(X2,X1))),inverse(X0)),
    inference(paramodulation,[status(thm)],[f20398,f22814]) ).

fof(f29508,plain,
    ! [X0,X1,X2] : X0 = multiply(divide(divide(X1,X2),inverse(divide(X2,X1))),X0),
    inference(forward_demodulation,[status(thm)],[f5,f29074]) ).

fof(f29509,plain,
    ! [X0,X1,X2] : X0 = multiply(multiply(divide(X1,X2),divide(X2,X1)),X0),
    inference(forward_demodulation,[status(thm)],[f5,f29508]) ).

fof(f29819,plain,
    ! [X0,X1,X2,X3] : X0 = divide(divide(inverse(divide(inverse(X1),X0)),X1),divide(inverse(divide(X2,X3)),divide(X3,X2))),
    inference(paramodulation,[status(thm)],[f29509,f40]) ).

fof(f29929,plain,
    ! [X0,X1] : X0 = divide(inverse(divide(inverse(X1),X0)),X1),
    inference(forward_demodulation,[status(thm)],[f22150,f29819]) ).

fof(f29938,plain,
    ! [X0,X1] : X0 = divide(inverse(X1),divide(inverse(X0),X1)),
    inference(paramodulation,[status(thm)],[f29929,f29929]) ).

fof(f30385,plain,
    ! [X0,X1] : divide(X0,X1) = inverse(divide(X1,X0)),
    inference(paramodulation,[status(thm)],[f22150,f29938]) ).

fof(f30409,plain,
    ! [X0,X1] : X0 = divide(divide(X0,inverse(X1)),X1),
    inference(paramodulation,[status(thm)],[f29938,f22814]) ).

fof(f30653,plain,
    ! [X0,X1] : X0 = divide(multiply(X0,X1),X1),
    inference(forward_demodulation,[status(thm)],[f5,f30409]) ).

fof(f31156,plain,
    ! [X0,X1] : divide(X0,multiply(X1,X0)) = inverse(X1),
    inference(paramodulation,[status(thm)],[f30653,f30385]) ).

fof(f31392,plain,
    ! [X0,X1,X2] : X0 = multiply(multiply(inverse(X1),divide(multiply(X1,X2),X2)),X0),
    inference(paramodulation,[status(thm)],[f31156,f29509]) ).

fof(f31471,plain,
    ! [X0,X1] : X0 = multiply(multiply(inverse(X1),X1),X0),
    inference(forward_demodulation,[status(thm)],[f30653,f31392]) ).

fof(f31472,plain,
    $false,
    inference(resolution,[status(thm)],[f31471,f6]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : GRP473-1 : TPTP v8.1.2. Released v2.6.0.
% 0.10/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.14/0.34  % Computer : n017.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 300
% 0.14/0.34  % DateTime : Mon Apr 29 23:54:18 EDT 2024
% 0.14/0.34  % CPUTime  : 
% 0.14/0.36  % Drodi V3.6.0
% 19.50/2.92  % Refutation found
% 19.50/2.92  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 19.50/2.92  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 20.80/3.03  % Elapsed time: 2.664779 seconds
% 20.80/3.03  % CPU time: 20.624316 seconds
% 20.80/3.03  % Total memory used: 442.936 MB
% 20.80/3.03  % Net memory used: 440.431 MB
%------------------------------------------------------------------------------