TSTP Solution File: GRP069-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : GRP069-1 : TPTP v8.1.2. Bugfixed v2.3.0.
% 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 : Tue Apr 30 20:19:08 EDT 2024

% Result   : Unsatisfiable 0.14s 0.31s
% Output   : CNFRefutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   27
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   67 (  52 unt;   0 def)
%            Number of atoms       :   85 (  63 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   33 (  15   ~;  15   |;   0   &)
%                                         (   3 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of predicates  :    5 (   3 usr;   4 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   6 con; 0-2 aty)
%            Number of variables   :  103 ( 103   !;   0   ?)

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

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

fof(f3,axiom,
    ! [X] : inverse(X) = divide(identity,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

fof(f5,negated_conjecture,
    ( multiply(inverse(a1),a1) != identity
    | multiply(identity,a2) != a2
    | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f6,plain,
    ! [X0,X1,X2] : divide(X0,divide(divide(divide(divide(X0,X0),X1),X2),divide(divide(identity,X0),X2))) = X1,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f7,plain,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,divide(identity,X1)),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f8,plain,
    ! [X0] : inverse(X0) = divide(identity,X0),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f9,plain,
    ! [X0] : identity = divide(X0,X0),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f10,plain,
    ( multiply(inverse(a1),a1) != identity
    | multiply(identity,a2) != a2
    | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f11,plain,
    ( spl0_0
  <=> multiply(inverse(a1),a1) = identity ),
    introduced(split_symbol_definition) ).

fof(f13,plain,
    ( multiply(inverse(a1),a1) != identity
    | spl0_0 ),
    inference(component_clause,[status(thm)],[f11]) ).

fof(f14,plain,
    ( spl0_1
  <=> multiply(identity,a2) = a2 ),
    introduced(split_symbol_definition) ).

fof(f16,plain,
    ( multiply(identity,a2) != a2
    | spl0_1 ),
    inference(component_clause,[status(thm)],[f14]) ).

fof(f17,plain,
    ( spl0_2
  <=> multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3)) ),
    introduced(split_symbol_definition) ).

fof(f19,plain,
    ( multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | spl0_2 ),
    inference(component_clause,[status(thm)],[f17]) ).

fof(f20,plain,
    ( ~ spl0_0
    | ~ spl0_1
    | ~ spl0_2 ),
    inference(split_clause,[status(thm)],[f10,f11,f14,f17]) ).

fof(f21,plain,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,inverse(X1)),
    inference(backward_demodulation,[status(thm)],[f8,f7]) ).

fof(f22,plain,
    ! [X0,X1,X2] : divide(X0,divide(divide(divide(divide(X0,X0),X1),X2),divide(inverse(X0),X2))) = X1,
    inference(backward_demodulation,[status(thm)],[f8,f6]) ).

fof(f23,plain,
    ! [X0,X1,X2] : divide(X0,divide(divide(divide(identity,X1),X2),divide(inverse(X0),X2))) = X1,
    inference(forward_demodulation,[status(thm)],[f9,f22]) ).

fof(f24,plain,
    ! [X0,X1,X2] : divide(X0,divide(divide(inverse(X1),X2),divide(inverse(X0),X2))) = X1,
    inference(forward_demodulation,[status(thm)],[f8,f23]) ).

fof(f27,plain,
    ! [X0] : multiply(identity,X0) = inverse(inverse(X0)),
    inference(paramodulation,[status(thm)],[f8,f21]) ).

fof(f28,plain,
    ! [X0] : multiply(inverse(X0),X0) = identity,
    inference(paramodulation,[status(thm)],[f9,f21]) ).

fof(f39,plain,
    ! [X0] : divide(X0,identity) = X0,
    inference(paramodulation,[status(thm)],[f9,f24]) ).

fof(f40,plain,
    ! [X0,X1,X2,X3] : divide(X0,divide(X1,divide(inverse(X0),divide(divide(inverse(X1),X2),divide(inverse(inverse(X3)),X2))))) = X3,
    inference(paramodulation,[status(thm)],[f24,f24]) ).

fof(f41,plain,
    ! [X0,X1,X2,X3] : divide(X0,divide(X1,divide(inverse(X0),divide(divide(inverse(X1),X2),divide(multiply(identity,X3),X2))))) = X3,
    inference(forward_demodulation,[status(thm)],[f27,f40]) ).

fof(f44,plain,
    ! [X0,X1] : divide(X0,divide(identity,divide(inverse(X0),inverse(X1)))) = X1,
    inference(paramodulation,[status(thm)],[f9,f24]) ).

fof(f45,plain,
    ! [X0,X1] : divide(X0,inverse(divide(inverse(X0),inverse(X1)))) = X1,
    inference(forward_demodulation,[status(thm)],[f8,f44]) ).

fof(f46,plain,
    ! [X0,X1] : multiply(X0,divide(inverse(X0),inverse(X1))) = X1,
    inference(forward_demodulation,[status(thm)],[f21,f45]) ).

fof(f47,plain,
    ! [X0,X1] : multiply(X0,multiply(inverse(X0),X1)) = X1,
    inference(forward_demodulation,[status(thm)],[f21,f46]) ).

fof(f54,plain,
    ! [X0,X1] : divide(X0,divide(divide(inverse(X1),inverse(X0)),identity)) = X1,
    inference(paramodulation,[status(thm)],[f9,f24]) ).

fof(f55,plain,
    ! [X0,X1] : divide(X0,divide(inverse(X1),inverse(X0))) = X1,
    inference(forward_demodulation,[status(thm)],[f39,f54]) ).

fof(f56,plain,
    ! [X0,X1] : divide(X0,multiply(inverse(X1),X0)) = X1,
    inference(forward_demodulation,[status(thm)],[f21,f55]) ).

fof(f75,plain,
    ! [X0] : multiply(X0,identity) = X0,
    inference(paramodulation,[status(thm)],[f28,f47]) ).

fof(f80,plain,
    ! [X0] : multiply(X0,inverse(X0)) = identity,
    inference(paramodulation,[status(thm)],[f75,f47]) ).

fof(f83,plain,
    ! [X0] : multiply(X0,identity) = inverse(inverse(X0)),
    inference(paramodulation,[status(thm)],[f80,f47]) ).

fof(f84,plain,
    ! [X0] : X0 = inverse(inverse(X0)),
    inference(forward_demodulation,[status(thm)],[f75,f83]) ).

fof(f85,plain,
    ! [X0] : X0 = multiply(identity,X0),
    inference(forward_demodulation,[status(thm)],[f27,f84]) ).

fof(f88,plain,
    ! [X0,X1,X2,X3] : divide(X0,divide(X1,divide(inverse(X0),divide(divide(inverse(X1),X2),divide(X3,X2))))) = X3,
    inference(backward_demodulation,[status(thm)],[f85,f41]) ).

fof(f97,plain,
    ! [X0] : inverse(multiply(inverse(X0),identity)) = X0,
    inference(paramodulation,[status(thm)],[f8,f56]) ).

fof(f98,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(forward_demodulation,[status(thm)],[f75,f97]) ).

fof(f104,plain,
    ! [X0,X1] : divide(multiply(inverse(inverse(X0)),X1),X1) = X0,
    inference(paramodulation,[status(thm)],[f47,f56]) ).

fof(f105,plain,
    ! [X0,X1] : divide(multiply(X0,X1),X1) = X0,
    inference(forward_demodulation,[status(thm)],[f98,f104]) ).

fof(f113,plain,
    ! [X0,X1] : divide(X0,multiply(X1,X0)) = inverse(X1),
    inference(paramodulation,[status(thm)],[f98,f56]) ).

fof(f119,plain,
    ! [X0,X1] : multiply(X0,inverse(X1)) = divide(X0,X1),
    inference(paramodulation,[status(thm)],[f98,f21]) ).

fof(f126,plain,
    ! [X0,X1] : multiply(multiply(X0,inverse(X1)),X1) = X0,
    inference(paramodulation,[status(thm)],[f21,f105]) ).

fof(f127,plain,
    ! [X0,X1] : multiply(divide(X0,X1),X1) = X0,
    inference(forward_demodulation,[status(thm)],[f119,f126]) ).

fof(f145,plain,
    ! [X0,X1] : divide(X0,X1) = inverse(divide(X1,X0)),
    inference(paramodulation,[status(thm)],[f127,f113]) ).

fof(f300,plain,
    ! [X0,X1,X2] : multiply(X0,divide(X1,X2)) = divide(X0,divide(X2,X1)),
    inference(paramodulation,[status(thm)],[f145,f119]) ).

fof(f326,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = divide(X0,divide(inverse(X2),X1)),
    inference(paramodulation,[status(thm)],[f21,f300]) ).

fof(f349,plain,
    ! [X0,X1,X2,X3] : divide(X0,multiply(X1,multiply(divide(divide(inverse(X1),X2),divide(X3,X2)),X0))) = X3,
    inference(backward_demodulation,[status(thm)],[f326,f88]) ).

fof(f386,plain,
    ! [X0,X1,X2] : divide(X0,multiply(X1,multiply(divide(inverse(X1),divide(X2,identity)),X0))) = X2,
    inference(paramodulation,[status(thm)],[f39,f349]) ).

fof(f387,plain,
    ! [X0,X1,X2] : divide(X0,multiply(X1,multiply(divide(inverse(X1),X2),X0))) = X2,
    inference(forward_demodulation,[status(thm)],[f39,f386]) ).

fof(f451,plain,
    ! [X0,X1,X2] : divide(multiply(inverse(divide(inverse(X0),X1)),X2),multiply(X0,X2)) = X1,
    inference(paramodulation,[status(thm)],[f47,f387]) ).

fof(f452,plain,
    ! [X0,X1,X2] : divide(multiply(divide(X0,inverse(X1)),X2),multiply(X1,X2)) = X0,
    inference(forward_demodulation,[status(thm)],[f145,f451]) ).

fof(f453,plain,
    ! [X0,X1,X2] : divide(multiply(multiply(X0,X1),X2),multiply(X1,X2)) = X0,
    inference(forward_demodulation,[status(thm)],[f21,f452]) ).

fof(f526,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = multiply(multiply(X0,X1),X2),
    inference(paramodulation,[status(thm)],[f453,f127]) ).

fof(f538,plain,
    ( multiply(a3,multiply(b3,c3)) != multiply(a3,multiply(b3,c3))
    | spl0_2 ),
    inference(backward_demodulation,[status(thm)],[f526,f19]) ).

fof(f539,plain,
    ( $false
    | spl0_2 ),
    inference(trivial_equality_resolution,[status(esa)],[f538]) ).

fof(f540,plain,
    spl0_2,
    inference(contradiction_clause,[status(thm)],[f539]) ).

fof(f543,plain,
    ( identity != identity
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f28,f13]) ).

fof(f544,plain,
    ( $false
    | spl0_0 ),
    inference(trivial_equality_resolution,[status(esa)],[f543]) ).

fof(f545,plain,
    spl0_0,
    inference(contradiction_clause,[status(thm)],[f544]) ).

fof(f546,plain,
    ( a2 != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f85,f16]) ).

fof(f547,plain,
    ( $false
    | spl0_1 ),
    inference(trivial_equality_resolution,[status(esa)],[f546]) ).

fof(f548,plain,
    spl0_1,
    inference(contradiction_clause,[status(thm)],[f547]) ).

fof(f549,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f20,f540,f545,f548]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.09  % Problem  : GRP069-1 : TPTP v8.1.2. Bugfixed v2.3.0.
% 0.02/0.09  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.09/0.29  % Computer : n023.cluster.edu
% 0.09/0.29  % Model    : x86_64 x86_64
% 0.09/0.29  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.29  % Memory   : 8042.1875MB
% 0.09/0.29  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.29  % CPULimit : 300
% 0.09/0.29  % WCLimit  : 300
% 0.09/0.29  % DateTime : Tue Apr 30 00:43:40 EDT 2024
% 0.09/0.29  % CPUTime  : 
% 0.09/0.30  % Drodi V3.6.0
% 0.14/0.31  % Refutation found
% 0.14/0.31  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.14/0.31  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.14/0.32  % Elapsed time: 0.031253 seconds
% 0.14/0.32  % CPU time: 0.169516 seconds
% 0.14/0.32  % Total memory used: 26.775 MB
% 0.14/0.32  % Net memory used: 26.399 MB
%------------------------------------------------------------------------------