TSTP Solution File: GRP097-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : GRP097-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n002.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 20:19:13 EDT 2024

% Result   : Unsatisfiable 0.19s 0.41s
% Output   : CNFRefutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   29
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   77 (  53 unt;   0 def)
%            Number of atoms       :  107 (  73 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   55 (  25   ~;  26   |;   0   &)
%                                         (   4 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    7 (   2 avg)
%            Number of predicates  :    6 (   4 usr;   5 prp; 0-2 aty)
%            Number of functors    :   12 (  12 usr;   9 con; 0-2 aty)
%            Number of variables   :  121 ( 121   !;   0   ?)

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

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

fof(f3,negated_conjecture,
    ( multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
    | multiply(multiply(inverse(b2),b2),a2) != a2
    | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | multiply(a4,b4) != multiply(b4,a4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,plain,
    ! [X0,X1,X2] : divide(X0,inverse(divide(divide(X1,X2),divide(X0,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(inverse(a1),a1) != multiply(inverse(b1),b1)
    | multiply(multiply(inverse(b2),b2),a2) != a2
    | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | multiply(a4,b4) != multiply(b4,a4) ),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f7,plain,
    ( spl0_0
  <=> multiply(inverse(a1),a1) = multiply(inverse(b1),b1) ),
    introduced(split_symbol_definition) ).

fof(f9,plain,
    ( multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
    | spl0_0 ),
    inference(component_clause,[status(thm)],[f7]) ).

fof(f10,plain,
    ( spl0_1
  <=> multiply(multiply(inverse(b2),b2),a2) = a2 ),
    introduced(split_symbol_definition) ).

fof(f12,plain,
    ( multiply(multiply(inverse(b2),b2),a2) != a2
    | spl0_1 ),
    inference(component_clause,[status(thm)],[f10]) ).

fof(f13,plain,
    ( spl0_2
  <=> multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3)) ),
    introduced(split_symbol_definition) ).

fof(f15,plain,
    ( multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | spl0_2 ),
    inference(component_clause,[status(thm)],[f13]) ).

fof(f16,plain,
    ( spl0_3
  <=> multiply(a4,b4) = multiply(b4,a4) ),
    introduced(split_symbol_definition) ).

fof(f18,plain,
    ( multiply(a4,b4) != multiply(b4,a4)
    | spl0_3 ),
    inference(component_clause,[status(thm)],[f16]) ).

fof(f19,plain,
    ( ~ spl0_0
    | ~ spl0_1
    | ~ spl0_2
    | ~ spl0_3 ),
    inference(split_clause,[status(thm)],[f6,f7,f10,f13,f16]) ).

fof(f20,plain,
    ! [X0,X1,X2] : multiply(X0,divide(divide(X1,X2),divide(X0,X2))) = X1,
    inference(backward_demodulation,[status(thm)],[f5,f4]) ).

fof(f21,plain,
    ! [X0,X1,X2] : multiply(X0,divide(multiply(X1,X2),divide(X0,inverse(X2)))) = X1,
    inference(paramodulation,[status(thm)],[f5,f20]) ).

fof(f22,plain,
    ! [X0,X1,X2] : multiply(X0,divide(multiply(X1,X2),multiply(X0,X2))) = X1,
    inference(forward_demodulation,[status(thm)],[f5,f21]) ).

fof(f25,plain,
    ! [X0,X1,X2,X3] : multiply(X0,divide(X1,multiply(X0,divide(multiply(X1,X2),multiply(X3,X2))))) = X3,
    inference(paramodulation,[status(thm)],[f22,f22]) ).

fof(f27,plain,
    ! [X0,X1,X2,X3] : multiply(X0,divide(multiply(X1,divide(multiply(X2,X3),multiply(X0,X3))),X2)) = X1,
    inference(paramodulation,[status(thm)],[f22,f22]) ).

fof(f29,plain,
    ! [X0,X1] : multiply(X0,divide(X1,X1)) = X0,
    inference(paramodulation,[status(thm)],[f22,f25]) ).

fof(f38,plain,
    ! [X0,X1] : multiply(X0,multiply(inverse(X1),X1)) = X0,
    inference(paramodulation,[status(thm)],[f5,f29]) ).

fof(f39,plain,
    ! [X0,X1] : multiply(X0,divide(X1,X0)) = X1,
    inference(paramodulation,[status(thm)],[f29,f25]) ).

fof(f58,plain,
    ! [X0,X1] : multiply(inverse(X0),multiply(X1,X0)) = X1,
    inference(paramodulation,[status(thm)],[f5,f39]) ).

fof(f66,plain,
    ! [X0,X1] : multiply(X0,inverse(divide(X1,X1))) = X0,
    inference(paramodulation,[status(thm)],[f29,f38]) ).

fof(f75,plain,
    ! [X0,X1] : multiply(inverse(multiply(X0,X1)),X0) = inverse(X1),
    inference(paramodulation,[status(thm)],[f58,f58]) ).

fof(f81,plain,
    ! [X0,X1] : multiply(inverse(divide(X0,X1)),X0) = X1,
    inference(paramodulation,[status(thm)],[f39,f58]) ).

fof(f98,plain,
    ! [X0,X1] : inverse(divide(inverse(divide(X0,X0)),X1)) = X1,
    inference(paramodulation,[status(thm)],[f66,f81]) ).

fof(f100,plain,
    ! [X0,X1] : inverse(divide(divide(X0,X0),X1)) = X1,
    inference(paramodulation,[status(thm)],[f29,f81]) ).

fof(f107,plain,
    ! [X0,X1] : multiply(inverse(X0),X1) = inverse(divide(X0,X1)),
    inference(paramodulation,[status(thm)],[f81,f58]) ).

fof(f113,plain,
    ! [X0,X1] : inverse(divide(divide(X0,X1),X0)) = X1,
    inference(backward_demodulation,[status(thm)],[f107,f81]) ).

fof(f125,plain,
    ! [X0,X1] : inverse(divide(multiply(X0,X1),X0)) = inverse(X1),
    inference(backward_demodulation,[status(thm)],[f107,f75]) ).

fof(f156,plain,
    ! [X0,X1] : inverse(multiply(divide(inverse(X0),X1),X0)) = X1,
    inference(paramodulation,[status(thm)],[f5,f113]) ).

fof(f180,plain,
    ! [X0,X1,X2] : multiply(X0,divide(inverse(divide(X1,X1)),X2)) = divide(X0,X2),
    inference(paramodulation,[status(thm)],[f98,f5]) ).

fof(f182,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(multiply(X1,divide(multiply(inverse(X2),X3),multiply(X0,X3))),X2)) = X1,
    inference(paramodulation,[status(thm)],[f5,f27]) ).

fof(f183,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(multiply(X1,divide(inverse(divide(X2,X3)),multiply(X0,X3))),X2)) = X1,
    inference(forward_demodulation,[status(thm)],[f107,f182]) ).

fof(f234,plain,
    ! [X0,X1,X2] : multiply(X0,X1) = inverse(divide(divide(inverse(divide(X2,X2)),X0),X1)),
    inference(paramodulation,[status(thm)],[f98,f107]) ).

fof(f270,plain,
    ! [X0,X1] : inverse(divide(X0,X0)) = inverse(divide(X1,X1)),
    inference(paramodulation,[status(thm)],[f29,f125]) ).

fof(f319,plain,
    ! [X0,X1] : divide(X0,X0) = inverse(divide(X1,X1)),
    inference(paramodulation,[status(thm)],[f100,f270]) ).

fof(f360,plain,
    ! [X0,X1] : divide(X0,X0) = divide(X1,X1),
    inference(paramodulation,[status(thm)],[f100,f319]) ).

fof(f397,plain,
    ! [X0,X1,X2] : multiply(X0,divide(inverse(divide(X1,X1)),divide(X0,X2))) = X2,
    inference(paramodulation,[status(thm)],[f319,f20]) ).

fof(f398,plain,
    ! [X0,X1] : divide(X0,divide(X0,X1)) = X1,
    inference(forward_demodulation,[status(thm)],[f180,f397]) ).

fof(f486,plain,
    ! [X0,X1] : inverse(X0) = divide(inverse(divide(X1,X1)),X0),
    inference(paramodulation,[status(thm)],[f398,f98]) ).

fof(f487,plain,
    ! [X0,X1] : inverse(multiply(X0,X1)) = divide(inverse(X1),X0),
    inference(paramodulation,[status(thm)],[f398,f156]) ).

fof(f493,plain,
    ! [X0,X1] : inverse(divide(X0,X1)) = divide(X1,X0),
    inference(paramodulation,[status(thm)],[f398,f113]) ).

fof(f498,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(backward_demodulation,[status(thm)],[f486,f98]) ).

fof(f499,plain,
    ! [X0,X1] : multiply(X0,X1) = inverse(divide(inverse(X0),X1)),
    inference(backward_demodulation,[status(thm)],[f486,f234]) ).

fof(f500,plain,
    ! [X0,X1] : multiply(X0,X1) = divide(X1,inverse(X0)),
    inference(forward_demodulation,[status(thm)],[f493,f499]) ).

fof(f501,plain,
    ! [X0,X1] : multiply(X0,X1) = multiply(X1,X0),
    inference(forward_demodulation,[status(thm)],[f5,f500]) ).

fof(f502,plain,
    ! [X0,X1] : multiply(X0,inverse(X1)) = divide(X0,X1),
    inference(backward_demodulation,[status(thm)],[f486,f180]) ).

fof(f503,plain,
    ! [X0,X1] : inverse(multiply(inverse(multiply(X0,X1)),X1)) = X0,
    inference(backward_demodulation,[status(thm)],[f487,f156]) ).

fof(f504,plain,
    ! [X0,X1] : inverse(inverse(divide(multiply(X0,X1),X1))) = X0,
    inference(forward_demodulation,[status(thm)],[f107,f503]) ).

fof(f505,plain,
    ! [X0,X1] : divide(multiply(X0,X1),X1) = X0,
    inference(forward_demodulation,[status(thm)],[f498,f504]) ).

fof(f510,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(multiply(X1,inverse(multiply(multiply(X0,X2),divide(X3,X2)))),X3)) = X1,
    inference(backward_demodulation,[status(thm)],[f487,f183]) ).

fof(f511,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(X1,multiply(X2,inverse(multiply(multiply(X0,X3),divide(X1,X3)))))) = X2,
    inference(forward_demodulation,[status(thm)],[f501,f510]) ).

fof(f512,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(X1,divide(X2,multiply(multiply(X0,X3),divide(X1,X3))))) = X2,
    inference(forward_demodulation,[status(thm)],[f502,f511]) ).

fof(f586,plain,
    ( $false
    | spl0_3 ),
    inference(backward_subsumption_resolution,[status(thm)],[f18,f501]) ).

fof(f587,plain,
    spl0_3,
    inference(contradiction_clause,[status(thm)],[f586]) ).

fof(f599,plain,
    ( multiply(c3,multiply(a3,b3)) != multiply(a3,multiply(b3,c3))
    | spl0_2 ),
    inference(forward_demodulation,[status(thm)],[f501,f15]) ).

fof(f716,plain,
    ! [X0,X1,X2] : multiply(X0,X1) = multiply(multiply(X0,X2),divide(X1,X2)),
    inference(paramodulation,[status(thm)],[f29,f512]) ).

fof(f719,plain,
    ! [X0,X1,X2,X3] : multiply(X0,multiply(X1,X2)) = multiply(X2,multiply(multiply(X0,X3),divide(X1,X3))),
    inference(paramodulation,[status(thm)],[f505,f512]) ).

fof(f720,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = multiply(X2,multiply(X0,X1)),
    inference(forward_demodulation,[status(thm)],[f716,f719]) ).

fof(f773,plain,
    ( $false
    | spl0_2 ),
    inference(backward_subsumption_resolution,[status(thm)],[f599,f720]) ).

fof(f774,plain,
    spl0_2,
    inference(contradiction_clause,[status(thm)],[f773]) ).

fof(f777,plain,
    ( multiply(a1,inverse(a1)) != multiply(inverse(b1),b1)
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f501,f9]) ).

fof(f778,plain,
    ( divide(a1,a1) != multiply(inverse(b1),b1)
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f502,f777]) ).

fof(f779,plain,
    ( divide(a1,a1) != multiply(b1,inverse(b1))
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f501,f778]) ).

fof(f780,plain,
    ( divide(a1,a1) != divide(b1,b1)
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f502,f779]) ).

fof(f781,plain,
    ( $false
    | spl0_0 ),
    inference(forward_subsumption_resolution,[status(thm)],[f780,f360]) ).

fof(f782,plain,
    spl0_0,
    inference(contradiction_clause,[status(thm)],[f781]) ).

fof(f784,plain,
    ( multiply(a2,multiply(inverse(b2),b2)) != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f501,f12]) ).

fof(f785,plain,
    ( multiply(b2,multiply(a2,inverse(b2))) != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f720,f784]) ).

fof(f786,plain,
    ( multiply(b2,divide(a2,b2)) != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f502,f785]) ).

fof(f787,plain,
    ( a2 != a2
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f39,f786]) ).

fof(f788,plain,
    ( $false
    | spl0_1 ),
    inference(trivial_equality_resolution,[status(esa)],[f787]) ).

fof(f789,plain,
    spl0_1,
    inference(contradiction_clause,[status(thm)],[f788]) ).

fof(f790,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f19,f587,f774,f782,f789]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GRP097-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% 0.11/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n002.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 : Tue Apr 30 00:36:24 EDT 2024
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  % Drodi V3.6.0
% 0.19/0.41  % Refutation found
% 0.19/0.41  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.19/0.41  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.19/0.44  % Elapsed time: 0.085255 seconds
% 0.19/0.44  % CPU time: 0.586246 seconds
% 0.19/0.44  % Total memory used: 48.741 MB
% 0.19/0.44  % Net memory used: 48.203 MB
%------------------------------------------------------------------------------