TSTP Solution File: BOO069-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : BOO069-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n026.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 20:13:12 EDT 2024

% Result   : Unsatisfiable 2.16s 0.67s
% Output   : CNFRefutation 2.57s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   21
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   28 (  28 unt;   0 def)
%            Number of atoms       :   28 (  27 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :   10 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-3 aty)
%            Number of variables   :   82 (  82   !;   0   ?)

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

fof(f2,negated_conjecture,
    multiply(a,b,inverse(b)) != a,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f3,plain,
    ! [X0,X1,X2,X3,X4,X5,X6] : multiply(multiply(X0,inverse(X0),X1),inverse(multiply(multiply(X2,X3,X4),X5,multiply(X2,X3,X6))),multiply(X3,multiply(X6,X5,X4),X2)) = X1,
    inference(cnf_transformation,[status(esa)],[f1]) ).

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

fof(f5,plain,
    ! [X0,X1,X2,X3,X4,X5,X6,X7,X8] : multiply(multiply(X0,X1,X2),inverse(multiply(multiply(X3,X4,X5),X6,multiply(X3,X4,X7))),multiply(X4,multiply(X7,X6,X5),X3)) = multiply(X1,multiply(X2,inverse(multiply(X0,X1,X8)),X8),X0),
    inference(paramodulation,[status(thm)],[f3,f3]) ).

fof(f11,plain,
    ! [X0,X1,X2] : multiply(multiply(X0,X1,X2),inverse(multiply(multiply(a,a,a),a,multiply(a,a,a))),multiply(a,multiply(a,a,a),a)) = multiply(X1,multiply(X2,inverse(multiply(X0,X1,a)),a),X0),
    inference(equality_split,[status(esa)],[f5]) ).

fof(f12,plain,
    ! [X0,X1] : X0 = multiply(inverse(X1),multiply(X0,inverse(multiply(X1,inverse(X1),a)),a),X1),
    inference(paramodulation,[status(thm)],[f3,f11]) ).

fof(f32,plain,
    ! [X0,X1,X2,X3,X4,X5] : multiply(multiply(X0,inverse(X0),X1),inverse(multiply(multiply(X2,X3,X4),multiply(X5,inverse(multiply(X4,inverse(X4),a)),a),multiply(X2,X3,inverse(X4)))),multiply(X3,X5,X2)) = X1,
    inference(paramodulation,[status(thm)],[f12,f3]) ).

fof(f186,plain,
    ! [X0,X1,X2,X3,X4,X5] : multiply(multiply(X0,inverse(X0),X1),inverse(X2),multiply(inverse(X3),multiply(X4,inverse(multiply(multiply(X4,X3,X5),multiply(inverse(X3),inverse(multiply(X5,inverse(X5),a)),a),multiply(X4,X3,inverse(X5)))),X2),X3)) = X1,
    inference(paramodulation,[status(thm)],[f32,f3]) ).

fof(f207,plain,
    ! [X0,X1,X2,X3,X4] : multiply(multiply(X0,inverse(X0),X1),inverse(multiply(X2,inverse(X2),multiply(X3,inverse(X3),X4))),multiply(inverse(X2),X4,X2)) = X1,
    inference(paramodulation,[status(thm)],[f32,f186]) ).

fof(f254,plain,
    ! [X0,X1,X2,X3,X4,X5] : multiply(multiply(X0,inverse(X0),X1),inverse(multiply(X2,inverse(X2),multiply(X3,inverse(X3),X4))),multiply(inverse(X2),X4,X2)) = multiply(inverse(X5),X1,X5),
    inference(paramodulation,[status(thm)],[f207,f207]) ).

fof(f255,plain,
    ! [X0,X1] : X0 = multiply(inverse(X1),X0,X1),
    inference(forward_demodulation,[status(thm)],[f207,f254]) ).

fof(f311,plain,
    ! [X0,X1] : X0 = multiply(X0,inverse(multiply(X1,inverse(X1),a)),a),
    inference(backward_demodulation,[status(thm)],[f255,f12]) ).

fof(f312,plain,
    ! [X0,X1,X2,X3,X4] : multiply(multiply(X0,inverse(X0),X1),inverse(multiply(X2,inverse(X2),multiply(X3,inverse(X3),X4))),X4) = X1,
    inference(backward_demodulation,[status(thm)],[f255,f207]) ).

fof(f697,plain,
    ! [X0] : inverse(a) = inverse(multiply(X0,inverse(X0),a)),
    inference(paramodulation,[status(thm)],[f255,f311]) ).

fof(f755,plain,
    ! [X0] : X0 = multiply(X0,inverse(a),a),
    inference(backward_demodulation,[status(thm)],[f697,f311]) ).

fof(f757,plain,
    inverse(a) = inverse(inverse(inverse(a))),
    inference(paramodulation,[status(thm)],[f255,f697]) ).

fof(f773,plain,
    ! [X0,X1] : X0 = multiply(inverse(a),X0,multiply(X1,inverse(X1),a)),
    inference(paramodulation,[status(thm)],[f697,f255]) ).

fof(f964,plain,
    ! [X0,X1] : multiply(multiply(X0,inverse(X0),X1),inverse(inverse(inverse(a))),a) = X1,
    inference(paramodulation,[status(thm)],[f773,f312]) ).

fof(f965,plain,
    ! [X0,X1] : multiply(multiply(X0,inverse(X0),X1),inverse(a),a) = X1,
    inference(forward_demodulation,[status(thm)],[f757,f964]) ).

fof(f966,plain,
    ! [X0,X1] : multiply(X0,inverse(X0),X1) = X1,
    inference(forward_demodulation,[status(thm)],[f755,f965]) ).

fof(f1059,plain,
    ! [X0,X1,X2,X3] : multiply(multiply(X0,inverse(X0),X1),inverse(multiply(X2,inverse(X2),X3)),X3) = X1,
    inference(backward_demodulation,[status(thm)],[f966,f312]) ).

fof(f1060,plain,
    ! [X0,X1,X2] : multiply(X0,inverse(multiply(X1,inverse(X1),X2)),X2) = X0,
    inference(forward_demodulation,[status(thm)],[f966,f1059]) ).

fof(f1061,plain,
    ! [X0,X1] : multiply(X0,inverse(X1),X1) = X0,
    inference(forward_demodulation,[status(thm)],[f966,f1060]) ).

fof(f1072,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(paramodulation,[status(thm)],[f255,f966]) ).

fof(f1347,plain,
    ! [X0,X1] : multiply(X0,X1,inverse(X1)) = X0,
    inference(paramodulation,[status(thm)],[f1072,f1061]) ).

fof(f1378,plain,
    a != a,
    inference(backward_demodulation,[status(thm)],[f1347,f4]) ).

fof(f1379,plain,
    $false,
    inference(trivial_equality_resolution,[status(esa)],[f1378]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.12  % Problem  : BOO069-1 : TPTP v8.1.2. Released v2.6.0.
% 0.08/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n026.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 : Mon Apr 29 22:53:34 EDT 2024
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  % Drodi V3.6.0
% 2.16/0.67  % Refutation found
% 2.16/0.67  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 2.16/0.67  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 2.57/0.71  % Elapsed time: 0.347974 seconds
% 2.57/0.71  % CPU time: 2.646653 seconds
% 2.57/0.71  % Total memory used: 124.049 MB
% 2.57/0.71  % Net memory used: 123.138 MB
%------------------------------------------------------------------------------