TSTP Solution File: GRP181-4 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% 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 : n015.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 20:19:39 EDT 2024

% Result   : Unsatisfiable 13.54s 2.09s
% Output   : CNFRefutation 14.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   49 (  49 unt;   0 def)
%            Number of atoms       :   49 (  48 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    :    5 (   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   :   76 (  76   !;   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(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(f17,hypothesis,
    ! [X] : inverse(inverse(X)) = 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(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(f40,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(cnf_transformation,[status(esa)],[f17]) ).

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(f69,plain,
    ! [X0,X1] : multiply(identity,X0) = multiply(inverse(X1),multiply(X1,X0)),
    inference(paramodulation,[status(thm)],[f25,f26]) ).

fof(f70,plain,
    ! [X0,X1] : X0 = multiply(inverse(X1),multiply(X1,X0)),
    inference(forward_demodulation,[status(thm)],[f24,f69]) ).

fof(f350,plain,
    ! [X0,X1,X2] : multiply(X0,least_upper_bound(X1,X2)) = least_upper_bound(multiply(X0,X2),multiply(X0,X1)),
    inference(paramodulation,[status(thm)],[f28,f35]) ).

fof(f351,plain,
    ! [X0,X1,X2] : multiply(X0,least_upper_bound(X1,X2)) = multiply(X0,least_upper_bound(X2,X1)),
    inference(forward_demodulation,[status(thm)],[f35,f350]) ).

fof(f361,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(f472,plain,
    ! [X0,X1] : inverse(least_upper_bound(inverse(X0),X1)) = greatest_lower_bound(X0,inverse(X1)),
    inference(paramodulation,[status(thm)],[f40,f45]) ).

fof(f473,plain,
    ! [X0,X1] : inverse(least_upper_bound(X0,inverse(X1))) = greatest_lower_bound(inverse(X0),X1),
    inference(paramodulation,[status(thm)],[f40,f45]) ).

fof(f932,plain,
    ! [X0,X1] : multiply(least_upper_bound(inverse(X0),X1),X0) = least_upper_bound(identity,multiply(X1,X0)),
    inference(paramodulation,[status(thm)],[f25,f37]) ).

fof(f949,plain,
    ! [X0,X1] : multiply(least_upper_bound(X0,inverse(X1)),X1) = least_upper_bound(multiply(X0,X1),identity),
    inference(paramodulation,[status(thm)],[f25,f37]) ).

fof(f950,plain,
    ! [X0,X1] : multiply(least_upper_bound(X0,inverse(X1)),X1) = least_upper_bound(identity,multiply(X0,X1)),
    inference(forward_demodulation,[status(thm)],[f28,f949]) ).

fof(f5860,plain,
    ! [X0,X1] : X0 = multiply(inverse(least_upper_bound(inverse(X0),X1)),least_upper_bound(identity,multiply(X1,X0))),
    inference(paramodulation,[status(thm)],[f932,f70]) ).

fof(f5861,plain,
    ! [X0,X1] : X0 = multiply(greatest_lower_bound(X0,inverse(X1)),least_upper_bound(identity,multiply(X1,X0))),
    inference(forward_demodulation,[status(thm)],[f472,f5860]) ).

fof(f5926,plain,
    ! [X0,X1] : X0 = multiply(inverse(least_upper_bound(X1,inverse(X0))),least_upper_bound(identity,multiply(X1,X0))),
    inference(paramodulation,[status(thm)],[f950,f70]) ).

fof(f5927,plain,
    ! [X0,X1] : X0 = multiply(greatest_lower_bound(inverse(X1),X0),least_upper_bound(identity,multiply(X1,X0))),
    inference(forward_demodulation,[status(thm)],[f473,f5926]) ).

fof(f6108,plain,
    ! [X0,X1] : X0 = multiply(greatest_lower_bound(X0,X1),least_upper_bound(identity,multiply(inverse(X1),X0))),
    inference(paramodulation,[status(thm)],[f40,f5861]) ).

fof(f6653,plain,
    ! [X0,X1] : X0 = multiply(greatest_lower_bound(X1,X0),least_upper_bound(identity,multiply(inverse(X1),X0))),
    inference(paramodulation,[status(thm)],[f40,f5927]) ).

fof(f14425,plain,
    ! [X0,X1] : X0 = multiply(greatest_lower_bound(X1,X0),multiply(inverse(X1),least_upper_bound(X1,X0))),
    inference(paramodulation,[status(thm)],[f361,f6653]) ).

fof(f14426,plain,
    ! [X0,X1] : X0 = multiply(greatest_lower_bound(X0,X1),multiply(inverse(X1),least_upper_bound(X1,X0))),
    inference(paramodulation,[status(thm)],[f361,f6108]) ).

fof(f14795,plain,
    b = multiply(greatest_lower_bound(a,c),multiply(inverse(c),least_upper_bound(c,b))),
    inference(paramodulation,[status(thm)],[f47,f14425]) ).

fof(f14796,plain,
    b = multiply(greatest_lower_bound(a,c),multiply(inverse(c),least_upper_bound(a,c))),
    inference(forward_demodulation,[status(thm)],[f48,f14795]) ).

fof(f15160,plain,
    ! [X0,X1] : X0 = multiply(greatest_lower_bound(X0,X1),multiply(inverse(X1),least_upper_bound(X0,X1))),
    inference(paramodulation,[status(thm)],[f351,f14426]) ).

fof(f15366,plain,
    b = a,
    inference(backward_demodulation,[status(thm)],[f15160,f14796]) ).

fof(f15367,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[f15366,f46]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP181-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.03/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.12/0.34  % Computer : n015.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Tue Apr 30 00:38:32 EDT 2024
% 0.12/0.34  % CPUTime  : 
% 0.12/0.35  % Drodi V3.6.0
% 13.54/2.09  % Refutation found
% 13.54/2.09  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 13.54/2.09  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 14.12/2.18  % Elapsed time: 1.813112 seconds
% 14.12/2.18  % CPU time: 14.081533 seconds
% 14.12/2.18  % Total memory used: 216.956 MB
% 14.12/2.18  % Net memory used: 214.335 MB
%------------------------------------------------------------------------------