TSTP Solution File: GRP181-4 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : GRP181-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n029.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 12:10:53 EDT 2023

% Result   : Unsatisfiable 82.70s 10.93s
% Output   : CNFRefutation 84.33s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   55 (  55 unt;   0 def)
%            Number of atoms       :   55 (  54 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    2 (   2   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   3 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   4 con; 0-2 aty)
%            Number of variables   :   82 (;  82   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X] : multiply(identity,X) = X,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X] : multiply(inverse(X),X) = identity,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ! [X,Y,Z] : multiply(multiply(X,Y),Z) = multiply(X,multiply(Y,Z)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [X,Y] : greatest_lower_bound(X,Y) = greatest_lower_bound(Y,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f5,axiom,
    ! [X,Y] : least_upper_bound(X,Y) = least_upper_bound(Y,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f12,axiom,
    ! [X,Y,Z] : multiply(X,least_upper_bound(Y,Z)) = least_upper_bound(multiply(X,Y),multiply(X,Z)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f13,axiom,
    ! [X,Y,Z] : multiply(X,greatest_lower_bound(Y,Z)) = greatest_lower_bound(multiply(X,Y),multiply(X,Z)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f14,axiom,
    ! [Y,Z,X] : multiply(least_upper_bound(Y,Z),X) = least_upper_bound(multiply(Y,X),multiply(Z,X)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f16,hypothesis,
    inverse(identity) = identity,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f17,hypothesis,
    ! [X] : inverse(inverse(X)) = X,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f18,hypothesis,
    ! [X,Y] : inverse(multiply(X,Y)) = multiply(inverse(Y),inverse(X)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f19,hypothesis,
    greatest_lower_bound(a,c) = greatest_lower_bound(b,c),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f20,hypothesis,
    least_upper_bound(a,c) = least_upper_bound(b,c),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f22,hypothesis,
    ! [X,Y] : inverse(least_upper_bound(X,Y)) = greatest_lower_bound(inverse(X),inverse(Y)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f23,negated_conjecture,
    a != b,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f24,plain,
    ! [X0] : multiply(identity,X0) = X0,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f25,plain,
    ! [X0] : multiply(inverse(X0),X0) = identity,
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f26,plain,
    ! [X0,X1,X2] : multiply(multiply(X0,X1),X2) = multiply(X0,multiply(X1,X2)),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f27,plain,
    ! [X0,X1] : greatest_lower_bound(X0,X1) = greatest_lower_bound(X1,X0),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f28,plain,
    ! [X0,X1] : least_upper_bound(X0,X1) = least_upper_bound(X1,X0),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f35,plain,
    ! [X0,X1,X2] : multiply(X0,least_upper_bound(X1,X2)) = least_upper_bound(multiply(X0,X1),multiply(X0,X2)),
    inference(cnf_transformation,[status(esa)],[f12]) ).

fof(f36,plain,
    ! [X0,X1,X2] : multiply(X0,greatest_lower_bound(X1,X2)) = greatest_lower_bound(multiply(X0,X1),multiply(X0,X2)),
    inference(cnf_transformation,[status(esa)],[f13]) ).

fof(f37,plain,
    ! [X0,X1,X2] : multiply(least_upper_bound(X0,X1),X2) = least_upper_bound(multiply(X0,X2),multiply(X1,X2)),
    inference(cnf_transformation,[status(esa)],[f14]) ).

fof(f39,plain,
    inverse(identity) = identity,
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f40,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(cnf_transformation,[status(esa)],[f17]) ).

fof(f41,plain,
    ! [X0,X1] : inverse(multiply(X0,X1)) = multiply(inverse(X1),inverse(X0)),
    inference(cnf_transformation,[status(esa)],[f18]) ).

fof(f42,plain,
    greatest_lower_bound(a,c) = greatest_lower_bound(b,c),
    inference(cnf_transformation,[status(esa)],[f19]) ).

fof(f43,plain,
    least_upper_bound(a,c) = least_upper_bound(b,c),
    inference(cnf_transformation,[status(esa)],[f20]) ).

fof(f45,plain,
    ! [X0,X1] : inverse(least_upper_bound(X0,X1)) = greatest_lower_bound(inverse(X0),inverse(X1)),
    inference(cnf_transformation,[status(esa)],[f22]) ).

fof(f46,plain,
    a != b,
    inference(cnf_transformation,[status(esa)],[f23]) ).

fof(f47,plain,
    greatest_lower_bound(a,c) = greatest_lower_bound(c,b),
    inference(forward_demodulation,[status(thm)],[f27,f42]) ).

fof(f48,plain,
    least_upper_bound(a,c) = least_upper_bound(c,b),
    inference(forward_demodulation,[status(thm)],[f28,f43]) ).

fof(f51,plain,
    ! [X0] : multiply(X0,inverse(X0)) = identity,
    inference(paramodulation,[status(thm)],[f40,f25]) ).

fof(f72,plain,
    ! [X0,X1] : multiply(identity,X0) = multiply(X1,multiply(inverse(X1),X0)),
    inference(paramodulation,[status(thm)],[f51,f26]) ).

fof(f73,plain,
    ! [X0,X1] : X0 = multiply(X1,multiply(inverse(X1),X0)),
    inference(forward_demodulation,[status(thm)],[f24,f72]) ).

fof(f413,plain,
    ! [X0,X1] : multiply(inverse(X0),least_upper_bound(X0,X1)) = least_upper_bound(identity,multiply(inverse(X0),X1)),
    inference(paramodulation,[status(thm)],[f25,f35]) ).

fof(f494,plain,
    ! [X0,X1] : inverse(multiply(inverse(X0),X1)) = multiply(inverse(X1),X0),
    inference(paramodulation,[status(thm)],[f40,f41]) ).

fof(f497,plain,
    ! [X0,X1] : inverse(X0) = multiply(X1,inverse(multiply(X0,X1))),
    inference(paramodulation,[status(thm)],[f41,f73]) ).

fof(f560,plain,
    ! [X0,X1] : multiply(inverse(X0),greatest_lower_bound(X0,X1)) = greatest_lower_bound(identity,multiply(inverse(X0),X1)),
    inference(paramodulation,[status(thm)],[f25,f36]) ).

fof(f573,plain,
    ! [X0,X1] : multiply(inverse(X0),greatest_lower_bound(X1,X0)) = greatest_lower_bound(multiply(inverse(X0),X1),identity),
    inference(paramodulation,[status(thm)],[f25,f36]) ).

fof(f574,plain,
    ! [X0,X1] : multiply(inverse(X0),greatest_lower_bound(X1,X0)) = greatest_lower_bound(identity,multiply(inverse(X0),X1)),
    inference(forward_demodulation,[status(thm)],[f27,f573]) ).

fof(f724,plain,
    ! [X0] : inverse(least_upper_bound(identity,X0)) = greatest_lower_bound(identity,inverse(X0)),
    inference(paramodulation,[status(thm)],[f39,f45]) ).

fof(f815,plain,
    ! [X0,X1,X2] : multiply(least_upper_bound(X0,X1),X2) = least_upper_bound(multiply(X1,X2),multiply(X0,X2)),
    inference(paramodulation,[status(thm)],[f28,f37]) ).

fof(f816,plain,
    ! [X0,X1,X2] : multiply(least_upper_bound(X0,X1),X2) = multiply(least_upper_bound(X1,X0),X2),
    inference(forward_demodulation,[status(thm)],[f37,f815]) ).

fof(f4823,plain,
    ! [X0,X1] : inverse(least_upper_bound(identity,multiply(inverse(X0),X1))) = greatest_lower_bound(identity,multiply(inverse(X1),X0)),
    inference(paramodulation,[status(thm)],[f494,f724]) ).

fof(f6869,plain,
    ! [X0,X1] : inverse(inverse(X0)) = multiply(least_upper_bound(X0,X1),inverse(least_upper_bound(identity,multiply(inverse(X0),X1)))),
    inference(paramodulation,[status(thm)],[f413,f497]) ).

fof(f6870,plain,
    ! [X0,X1] : X0 = multiply(least_upper_bound(X0,X1),inverse(least_upper_bound(identity,multiply(inverse(X0),X1)))),
    inference(forward_demodulation,[status(thm)],[f40,f6869]) ).

fof(f6871,plain,
    ! [X0,X1] : X0 = multiply(least_upper_bound(X0,X1),greatest_lower_bound(identity,multiply(inverse(X1),X0))),
    inference(forward_demodulation,[status(thm)],[f4823,f6870]) ).

fof(f72097,plain,
    ! [X0,X1] : X0 = multiply(least_upper_bound(X0,X1),multiply(inverse(X1),greatest_lower_bound(X0,X1))),
    inference(paramodulation,[status(thm)],[f574,f6871]) ).

fof(f72098,plain,
    ! [X0,X1] : X0 = multiply(least_upper_bound(X0,X1),multiply(inverse(X1),greatest_lower_bound(X1,X0))),
    inference(paramodulation,[status(thm)],[f560,f6871]) ).

fof(f74615,plain,
    b = multiply(least_upper_bound(b,c),multiply(inverse(c),greatest_lower_bound(a,c))),
    inference(paramodulation,[status(thm)],[f47,f72098]) ).

fof(f74616,plain,
    b = multiply(least_upper_bound(c,b),multiply(inverse(c),greatest_lower_bound(a,c))),
    inference(forward_demodulation,[status(thm)],[f816,f74615]) ).

fof(f74617,plain,
    b = multiply(least_upper_bound(a,c),multiply(inverse(c),greatest_lower_bound(a,c))),
    inference(forward_demodulation,[status(thm)],[f48,f74616]) ).

fof(f74618,plain,
    b = a,
    inference(forward_demodulation,[status(thm)],[f72097,f74617]) ).

fof(f74619,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[f74618,f46]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.10  % Problem  : GRP181-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.05/0.11  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.09/0.31  % Computer : n029.cluster.edu
% 0.09/0.31  % Model    : x86_64 x86_64
% 0.09/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.31  % Memory   : 8042.1875MB
% 0.09/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.31  % CPULimit : 300
% 0.09/0.31  % WCLimit  : 300
% 0.09/0.31  % DateTime : Tue May 30 11:42:06 EDT 2023
% 0.09/0.31  % CPUTime  : 
% 0.14/0.31  % Drodi V3.5.1
% 82.70/10.93  % Refutation found
% 82.70/10.93  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 82.70/10.93  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 84.91/11.17  % Elapsed time: 10.837839 seconds
% 84.91/11.17  % CPU time: 84.328635 seconds
% 84.91/11.17  % Memory used: 886.660 MB
%------------------------------------------------------------------------------