TSTP Solution File: GRP039-4 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : GRP039-4 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n022.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 20:18:53 EDT 2024

% Result   : Unsatisfiable 0.20s 0.44s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   24
% Syntax   : Number of formulae    :  102 (  34 unt;   0 def)
%            Number of atoms       :  207 (  12 equ)
%            Maximal formula atoms :    4 (   2 avg)
%            Number of connectives :  189 (  84   ~;  97   |;   0   &)
%                                         (   8 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   12 (  10 usr;   9 prp; 0-3 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :  104 ( 104   !;   0   ?)

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

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

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

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

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

fof(f6,axiom,
    ! [X,Y,Z,W] :
      ( ~ product(X,Y,Z)
      | ~ product(X,Y,W)
      | Z = W ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,axiom,
    ! [X,Y,U,Z,V,W] :
      ( ~ product(X,Y,U)
      | ~ product(Y,Z,V)
      | ~ product(U,Z,W)
      | product(X,V,W) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [X] :
      ( ~ subgroup_member(X)
      | subgroup_member(inverse(X)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f10,axiom,
    ! [A,B,C] :
      ( ~ subgroup_member(A)
      | ~ subgroup_member(B)
      | ~ product(A,B,C)
      | subgroup_member(C) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f11,axiom,
    subgroup_member(identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f12,axiom,
    ! [A,B] :
      ( subgroup_member(element_in_O2(A,B))
      | subgroup_member(B)
      | subgroup_member(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f13,axiom,
    ! [A,B] :
      ( product(A,element_in_O2(A,B),B)
      | subgroup_member(B)
      | subgroup_member(A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f14,negated_conjecture,
    subgroup_member(b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f15,negated_conjecture,
    product(b,inverse(a),c),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f16,negated_conjecture,
    product(a,c,d),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f17,negated_conjecture,
    ~ subgroup_member(d),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f18,plain,
    ! [X0] : product(identity,X0,X0),
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f19,plain,
    ! [X0] : product(X0,identity,X0),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f20,plain,
    ! [X0] : product(inverse(X0),X0,identity),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f21,plain,
    ! [X0] : product(X0,inverse(X0),identity),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f22,plain,
    ! [X0,X1] : product(X0,X1,multiply(X0,X1)),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f23,plain,
    ! [Z,W] :
      ( ! [X,Y] :
          ( ~ product(X,Y,Z)
          | ~ product(X,Y,W) )
      | Z = W ),
    inference(miniscoping,[status(esa)],[f6]) ).

fof(f24,plain,
    ! [X0,X1,X2,X3] :
      ( ~ product(X0,X1,X2)
      | ~ product(X0,X1,X3)
      | X2 = X3 ),
    inference(cnf_transformation,[status(esa)],[f23]) ).

fof(f25,plain,
    ! [X,V,W] :
      ( ! [U,Z] :
          ( ! [Y] :
              ( ~ product(X,Y,U)
              | ~ product(Y,Z,V) )
          | ~ product(U,Z,W) )
      | product(X,V,W) ),
    inference(miniscoping,[status(esa)],[f7]) ).

fof(f26,plain,
    ! [X0,X1,X2,X3,X4,X5] :
      ( ~ product(X0,X1,X2)
      | ~ product(X1,X3,X4)
      | ~ product(X2,X3,X5)
      | product(X0,X4,X5) ),
    inference(cnf_transformation,[status(esa)],[f25]) ).

fof(f29,plain,
    ! [X0] :
      ( ~ subgroup_member(X0)
      | subgroup_member(inverse(X0)) ),
    inference(cnf_transformation,[status(esa)],[f9]) ).

fof(f30,plain,
    ! [C] :
      ( ! [A,B] :
          ( ~ subgroup_member(A)
          | ~ subgroup_member(B)
          | ~ product(A,B,C) )
      | subgroup_member(C) ),
    inference(miniscoping,[status(esa)],[f10]) ).

fof(f31,plain,
    ! [X0,X1,X2] :
      ( ~ subgroup_member(X0)
      | ~ subgroup_member(X1)
      | ~ product(X0,X1,X2)
      | subgroup_member(X2) ),
    inference(cnf_transformation,[status(esa)],[f30]) ).

fof(f32,plain,
    subgroup_member(identity),
    inference(cnf_transformation,[status(esa)],[f11]) ).

fof(f33,plain,
    ! [A] :
      ( ! [B] :
          ( subgroup_member(element_in_O2(A,B))
          | subgroup_member(B) )
      | subgroup_member(A) ),
    inference(miniscoping,[status(esa)],[f12]) ).

fof(f34,plain,
    ! [X0,X1] :
      ( subgroup_member(element_in_O2(X0,X1))
      | subgroup_member(X1)
      | subgroup_member(X0) ),
    inference(cnf_transformation,[status(esa)],[f33]) ).

fof(f35,plain,
    ! [A] :
      ( ! [B] :
          ( product(A,element_in_O2(A,B),B)
          | subgroup_member(B) )
      | subgroup_member(A) ),
    inference(miniscoping,[status(esa)],[f13]) ).

fof(f36,plain,
    ! [X0,X1] :
      ( product(X0,element_in_O2(X0,X1),X1)
      | subgroup_member(X1)
      | subgroup_member(X0) ),
    inference(cnf_transformation,[status(esa)],[f35]) ).

fof(f37,plain,
    subgroup_member(b),
    inference(cnf_transformation,[status(esa)],[f14]) ).

fof(f38,plain,
    product(b,inverse(a),c),
    inference(cnf_transformation,[status(esa)],[f15]) ).

fof(f39,plain,
    product(a,c,d),
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f40,plain,
    ~ subgroup_member(d),
    inference(cnf_transformation,[status(esa)],[f17]) ).

fof(f45,plain,
    ! [X0,X1] :
      ( ~ subgroup_member(X0)
      | ~ subgroup_member(X1)
      | ~ product(X0,X1,d) ),
    inference(resolution,[status(thm)],[f31,f40]) ).

fof(f46,plain,
    ( spl0_0
  <=> subgroup_member(a) ),
    introduced(split_symbol_definition) ).

fof(f48,plain,
    ( ~ subgroup_member(a)
    | spl0_0 ),
    inference(component_clause,[status(thm)],[f46]) ).

fof(f49,plain,
    ( spl0_1
  <=> subgroup_member(c) ),
    introduced(split_symbol_definition) ).

fof(f51,plain,
    ( ~ subgroup_member(c)
    | spl0_1 ),
    inference(component_clause,[status(thm)],[f49]) ).

fof(f52,plain,
    ( ~ subgroup_member(a)
    | ~ subgroup_member(c) ),
    inference(resolution,[status(thm)],[f45,f39]) ).

fof(f53,plain,
    ( ~ spl0_0
    | ~ spl0_1 ),
    inference(split_clause,[status(thm)],[f52,f46,f49]) ).

fof(f55,plain,
    ! [X0,X1,X2,X3] :
      ( ~ product(X0,inverse(X1),X2)
      | ~ product(X2,X1,X3)
      | product(X0,identity,X3) ),
    inference(resolution,[status(thm)],[f26,f20]) ).

fof(f61,plain,
    ! [X0,X1,X2,X3] :
      ( ~ product(X0,X1,X2)
      | ~ product(X2,inverse(X1),X3)
      | product(X0,identity,X3) ),
    inference(resolution,[status(thm)],[f26,f21]) ).

fof(f79,plain,
    ( spl0_2
  <=> subgroup_member(identity) ),
    introduced(split_symbol_definition) ).

fof(f81,plain,
    ( ~ subgroup_member(identity)
    | spl0_2 ),
    inference(component_clause,[status(thm)],[f79]) ).

fof(f82,plain,
    ( spl0_3
  <=> subgroup_member(d) ),
    introduced(split_symbol_definition) ).

fof(f85,plain,
    ( ~ subgroup_member(identity)
    | ~ subgroup_member(d) ),
    inference(resolution,[status(thm)],[f18,f45]) ).

fof(f86,plain,
    ( ~ spl0_2
    | ~ spl0_3 ),
    inference(split_clause,[status(thm)],[f85,f79,f82]) ).

fof(f93,plain,
    ! [X0,X1,X2,X3] :
      ( ~ product(X0,X1,identity)
      | ~ product(X1,X2,X3)
      | product(X0,X3,X2) ),
    inference(resolution,[status(thm)],[f18,f26]) ).

fof(f97,plain,
    ( $false
    | spl0_2 ),
    inference(forward_subsumption_resolution,[status(thm)],[f81,f32]) ).

fof(f98,plain,
    spl0_2,
    inference(contradiction_clause,[status(thm)],[f97]) ).

fof(f109,plain,
    ! [X0,X1] :
      ( ~ product(X0,identity,X1)
      | X1 = X0 ),
    inference(resolution,[status(thm)],[f19,f24]) ).

fof(f126,plain,
    ! [X0,X1,X2] :
      ( ~ product(X0,X1,X2)
      | X2 = multiply(X0,X1) ),
    inference(resolution,[status(thm)],[f22,f24]) ).

fof(f142,plain,
    ! [X0] :
      ( product(X0,element_in_O2(X0,d),d)
      | subgroup_member(X0) ),
    inference(resolution,[status(thm)],[f36,f40]) ).

fof(f145,plain,
    ! [X0] :
      ( ~ product(c,a,X0)
      | product(b,identity,X0) ),
    inference(resolution,[status(thm)],[f55,f38]) ).

fof(f150,plain,
    ! [X0,X1] :
      ( ~ subgroup_member(X0)
      | ~ subgroup_member(X1)
      | ~ product(X0,X1,a)
      | spl0_0 ),
    inference(resolution,[status(thm)],[f48,f31]) ).

fof(f180,plain,
    ! [X0,X1] :
      ( ~ subgroup_member(X0)
      | ~ subgroup_member(X1)
      | ~ product(X0,X1,c)
      | spl0_1 ),
    inference(resolution,[status(thm)],[f51,f31]) ).

fof(f183,plain,
    ( spl0_6
  <=> subgroup_member(b) ),
    introduced(split_symbol_definition) ).

fof(f185,plain,
    ( ~ subgroup_member(b)
    | spl0_6 ),
    inference(component_clause,[status(thm)],[f183]) ).

fof(f186,plain,
    ( spl0_7
  <=> subgroup_member(inverse(a)) ),
    introduced(split_symbol_definition) ).

fof(f188,plain,
    ( ~ subgroup_member(inverse(a))
    | spl0_7 ),
    inference(component_clause,[status(thm)],[f186]) ).

fof(f189,plain,
    ( ~ subgroup_member(b)
    | ~ subgroup_member(inverse(a))
    | spl0_1 ),
    inference(resolution,[status(thm)],[f180,f38]) ).

fof(f190,plain,
    ( ~ spl0_6
    | ~ spl0_7
    | spl0_1 ),
    inference(split_clause,[status(thm)],[f189,f183,f186,f49]) ).

fof(f273,plain,
    ( $false
    | spl0_6 ),
    inference(forward_subsumption_resolution,[status(thm)],[f185,f37]) ).

fof(f274,plain,
    spl0_6,
    inference(contradiction_clause,[status(thm)],[f273]) ).

fof(f288,plain,
    ( product(a,element_in_O2(a,d),d)
    | spl0_0 ),
    inference(resolution,[status(thm)],[f142,f48]) ).

fof(f337,plain,
    ! [X0,X1] :
      ( ~ product(X0,X1,identity)
      | product(X0,identity,inverse(X1)) ),
    inference(resolution,[status(thm)],[f61,f18]) ).

fof(f343,plain,
    product(b,identity,multiply(c,a)),
    inference(resolution,[status(thm)],[f145,f22]) ).

fof(f344,plain,
    multiply(c,a) = b,
    inference(resolution,[status(thm)],[f343,f109]) ).

fof(f355,plain,
    product(c,a,b),
    inference(paramodulation,[status(thm)],[f344,f22]) ).

fof(f378,plain,
    ! [X0] : product(X0,identity,inverse(inverse(X0))),
    inference(resolution,[status(thm)],[f337,f21]) ).

fof(f394,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(resolution,[status(thm)],[f378,f109]) ).

fof(f415,plain,
    ! [X0] :
      ( ~ subgroup_member(inverse(X0))
      | subgroup_member(X0) ),
    inference(paramodulation,[status(thm)],[f394,f29]) ).

fof(f418,plain,
    ( ~ subgroup_member(inverse(inverse(a)))
    | spl0_7 ),
    inference(resolution,[status(thm)],[f415,f188]) ).

fof(f419,plain,
    ~ subgroup_member(inverse(d)),
    inference(resolution,[status(thm)],[f415,f40]) ).

fof(f426,plain,
    ! [X0,X1] :
      ( ~ subgroup_member(X0)
      | ~ subgroup_member(X1)
      | ~ product(X0,X1,inverse(d)) ),
    inference(resolution,[status(thm)],[f419,f31]) ).

fof(f444,plain,
    ( d = multiply(a,element_in_O2(a,d))
    | spl0_0 ),
    inference(resolution,[status(thm)],[f288,f126]) ).

fof(f505,plain,
    ( spl0_14
  <=> subgroup_member(inverse(d)) ),
    introduced(split_symbol_definition) ).

fof(f587,plain,
    ( ~ subgroup_member(identity)
    | ~ subgroup_member(inverse(d)) ),
    inference(resolution,[status(thm)],[f426,f18]) ).

fof(f588,plain,
    ( ~ spl0_2
    | ~ spl0_14 ),
    inference(split_clause,[status(thm)],[f587,f79,f505]) ).

fof(f648,plain,
    ! [X0,X1,X2] :
      ( ~ product(X0,X1,X2)
      | product(inverse(X0),X2,X1) ),
    inference(resolution,[status(thm)],[f93,f20]) ).

fof(f658,plain,
    product(inverse(c),b,a),
    inference(resolution,[status(thm)],[f648,f355]) ).

fof(f676,plain,
    product(inverse(a),d,c),
    inference(resolution,[status(thm)],[f648,f39]) ).

fof(f679,plain,
    ! [X0,X1] : product(inverse(X0),multiply(X0,X1),X1),
    inference(resolution,[status(thm)],[f648,f22]) ).

fof(f683,plain,
    ( spl0_16
  <=> subgroup_member(inverse(c)) ),
    introduced(split_symbol_definition) ).

fof(f685,plain,
    ( ~ subgroup_member(inverse(c))
    | spl0_16 ),
    inference(component_clause,[status(thm)],[f683]) ).

fof(f686,plain,
    ( ~ subgroup_member(inverse(c))
    | ~ subgroup_member(b)
    | spl0_0 ),
    inference(resolution,[status(thm)],[f658,f150]) ).

fof(f687,plain,
    ( ~ spl0_16
    | ~ spl0_6
    | spl0_0 ),
    inference(split_clause,[status(thm)],[f686,f683,f183,f46]) ).

fof(f702,plain,
    c = multiply(inverse(a),d),
    inference(resolution,[status(thm)],[f676,f126]) ).

fof(f725,plain,
    ! [X0,X1] : X0 = multiply(inverse(X1),multiply(X1,X0)),
    inference(resolution,[status(thm)],[f679,f126]) ).

fof(f788,plain,
    ( element_in_O2(a,d) = multiply(inverse(a),d)
    | spl0_0 ),
    inference(paramodulation,[status(thm)],[f444,f725]) ).

fof(f789,plain,
    ( element_in_O2(a,d) = c
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f702,f788]) ).

fof(f812,plain,
    ( ~ subgroup_member(c)
    | spl0_16 ),
    inference(resolution,[status(thm)],[f685,f29]) ).

fof(f833,plain,
    ( subgroup_member(c)
    | subgroup_member(d)
    | subgroup_member(a)
    | spl0_0 ),
    inference(paramodulation,[status(thm)],[f789,f34]) ).

fof(f834,plain,
    ( spl0_1
    | spl0_3
    | spl0_0 ),
    inference(split_clause,[status(thm)],[f833,f49,f82,f46]) ).

fof(f835,plain,
    ( ~ subgroup_member(a)
    | spl0_7 ),
    inference(forward_demodulation,[status(thm)],[f394,f418]) ).

fof(f836,plain,
    ( ~ spl0_0
    | spl0_7 ),
    inference(split_clause,[status(thm)],[f835,f46,f186]) ).

fof(f841,plain,
    ( ~ spl0_1
    | spl0_16 ),
    inference(split_clause,[status(thm)],[f812,f49,f683]) ).

fof(f843,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f53,f86,f98,f190,f274,f588,f687,f834,f836,f841]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GRP039-4 : TPTP v8.1.2. Released v1.0.0.
% 0.11/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n022.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 00:21:28 EDT 2024
% 0.13/0.35  % CPUTime  : 
% 0.13/0.36  % Drodi V3.6.0
% 0.20/0.44  % Refutation found
% 0.20/0.44  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.20/0.44  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.20/0.45  % Elapsed time: 0.101212 seconds
% 0.20/0.45  % CPU time: 0.685711 seconds
% 0.20/0.45  % Total memory used: 57.424 MB
% 0.20/0.45  % Net memory used: 56.687 MB
%------------------------------------------------------------------------------