TSTP Solution File: GRP133-2.003 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : GRP133-2.003 : TPTP v3.4.2. Released v1.2.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art08.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2794MHz
% Memory   : 1003MB
% OS       : Linux 2.6.11-1.1369_FC4
% CPULimit : 600s
% DateTime : Wed May  6 12:28:48 EDT 2009

% Result   : Unsatisfiable 2.0s
% Output   : Refutation 2.0s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   14
% Syntax   : Number of formulae    :   87 (  26 unt;   0 def)
%            Number of atoms       :  178 (   0 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :  174 (  83   ~;  91   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    6 (   5 usr;   1 prp; 0-3 aty)
%            Number of functors    :    3 (   3 usr;   3 con; 0-0 aty)
%            Number of variables   :   64 (   0 sgn  21   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(element_1,plain,
    group_element(e_1),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165162904,plain,
    group_element(e_1),
    inference(rewrite,[status(thm)],[element_1]),
    [] ).

fof(product_total_function1,plain,
    ! [A,B] :
      ( ~ group_element(A)
      | ~ group_element(B)
      | product(A,B,e_1)
      | product(A,B,e_2)
      | product(A,B,e_3) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165209464,plain,
    ( ~ group_element(A)
    | ~ group_element(B)
    | product(A,B,e_1)
    | product(A,B,e_2)
    | product(A,B,e_3) ),
    inference(rewrite,[status(thm)],[product_total_function1]),
    [] ).

fof(no_redundancy,plain,
    ! [A,B,C] :
      ( ~ product(A,e_1,B)
      | ~ next(A,C)
      | ~ greater(B,C) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165153960,plain,
    ( ~ product(A,e_1,B)
    | ~ next(A,C)
    | ~ greater(B,C) ),
    inference(rewrite,[status(thm)],[no_redundancy]),
    [] ).

fof(e_1_then_e_2,plain,
    next(e_1,e_2),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165114120,plain,
    next(e_1,e_2),
    inference(rewrite,[status(thm)],[e_1_then_e_2]),
    [] ).

cnf(173290536,plain,
    ( ~ product(e_1,e_1,A)
    | ~ greater(A,e_2) ),
    inference(resolution,[status(thm)],[165153960,165114120]),
    [] ).

fof(e_3_greater_e_2,plain,
    greater(e_3,e_2),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165130408,plain,
    greater(e_3,e_2),
    inference(rewrite,[status(thm)],[e_3_greater_e_2]),
    [] ).

cnf(173651616,plain,
    ~ product(e_1,e_1,e_3),
    inference(resolution,[status(thm)],[173290536,165130408]),
    [] ).

cnf(174391664,plain,
    ( product(e_1,e_1,e_1)
    | product(e_1,e_1,e_2) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165209464,173651616]),
    [] ).

fof(product_left_cancellation,plain,
    ! [A,B,C,D] :
      ( ~ product(A,B,C)
      | ~ product(D,B,C)
      | equalish(A,D) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165232200,plain,
    ( ~ product(A,B,C)
    | ~ product(D,B,C)
    | equalish(A,D) ),
    inference(rewrite,[status(thm)],[product_left_cancellation]),
    [] ).

fof(e_1_is_not_e_2,plain,
    ~ equalish(e_1,e_2),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165110864,plain,
    ~ equalish(e_1,e_2),
    inference(rewrite,[status(thm)],[e_1_is_not_e_2]),
    [] ).

cnf(173382064,plain,
    ( ~ product(e_1,A,B)
    | ~ product(e_2,A,B) ),
    inference(resolution,[status(thm)],[165232200,165110864]),
    [] ).

cnf(175062368,plain,
    ( product(e_1,e_1,e_2)
    | ~ product(e_2,e_1,e_1) ),
    inference(resolution,[status(thm)],[174391664,173382064]),
    [] ).

fof(product_total_function2,plain,
    ! [A,B,C,D] :
      ( ~ product(A,B,C)
      | ~ product(A,B,D)
      | equalish(C,D) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165220088,plain,
    ( ~ product(A,B,C)
    | ~ product(A,B,D)
    | equalish(C,D) ),
    inference(rewrite,[status(thm)],[product_total_function2]),
    [] ).

cnf(173340840,plain,
    ( ~ product(A,B,e_1)
    | ~ product(A,B,e_2) ),
    inference(resolution,[status(thm)],[165220088,165110864]),
    [] ).

cnf(176676416,plain,
    ( ~ product(e_2,e_1,e_1)
    | ~ product(e_1,e_1,e_1) ),
    inference(resolution,[status(thm)],[175062368,173340840]),
    [] ).

fof(qg3,plain,
    ! [A,B,C,D] :
      ( ~ product(A,B,C)
      | ~ product(B,A,D)
      | product(C,D,A) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165236584,plain,
    ( ~ product(A,B,C)
    | ~ product(B,A,D)
    | product(C,D,A) ),
    inference(rewrite,[status(thm)],[qg3]),
    [] ).

fof(product_right_cancellation,plain,
    ! [A,B,C,D] :
      ( ~ product(A,B,C)
      | ~ product(A,D,C)
      | equalish(B,D) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165110552,plain,
    ( ~ product(A,B,C)
    | ~ product(A,D,C)
    | equalish(B,D) ),
    inference(rewrite,[status(thm)],[product_right_cancellation]),
    [] ).

cnf(173356296,plain,
    ( ~ product(A,e_1,B)
    | ~ product(A,e_2,B) ),
    inference(resolution,[status(thm)],[165110552,165110864]),
    [] ).

cnf(173757824,plain,
    ( ~ product(A,B,C)
    | ~ product(B,A,e_2)
    | ~ product(C,e_1,A) ),
    inference(resolution,[status(thm)],[165236584,173356296]),
    [] ).

cnf(202492176,plain,
    ~ product(e_2,e_1,e_1),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[174391664,176676416,173757824,174391664]),
    [] ).

fof(element_2,plain,
    group_element(e_2),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165166872,plain,
    group_element(e_2),
    inference(rewrite,[status(thm)],[element_2]),
    [] ).

cnf(175070080,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_2,e_1,e_2) ),
    inference(resolution,[status(thm)],[174391664,173382064]),
    [] ).

cnf(176927432,plain,
    ( product(e_1,e_1,e_1)
    | product(e_2,e_1,e_1)
    | product(e_2,e_1,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,175070080,165209464]),
    [] ).

cnf(203176856,plain,
    ( product(e_1,e_1,e_1)
    | product(e_2,e_1,e_3) ),
    inference(resolution,[status(thm)],[202492176,176927432]),
    [] ).

cnf(173693536,plain,
    ( ~ product(e_3,A,e_1)
    | ~ product(A,e_3,e_1) ),
    inference(resolution,[status(thm)],[165236584,173651616]),
    [] ).

cnf(173909568,plain,
    ( ~ product(e_1,A,e_3)
    | ~ product(A,e_1,e_3) ),
    inference(resolution,[status(thm)],[173693536,165236584]),
    [] ).

cnf(204150216,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_1,e_2,e_3) ),
    inference(resolution,[status(thm)],[203176856,173909568]),
    [] ).

cnf(175053864,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_1,e_2,e_2) ),
    inference(resolution,[status(thm)],[174391664,173356296]),
    [] ).

cnf(176659176,plain,
    ( product(e_1,e_1,e_1)
    | product(e_1,e_2,e_1)
    | product(e_1,e_2,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,175053864,165209464]),
    [] ).

cnf(214071720,plain,
    ( product(e_1,e_1,e_1)
    | product(e_1,e_2,e_1) ),
    inference(resolution,[status(thm)],[204150216,176659176]),
    [] ).

fof(element_3,plain,
    group_element(e_3),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165170568,plain,
    group_element(e_3),
    inference(rewrite,[status(thm)],[element_3]),
    [] ).

cnf(174575136,plain,
    ( product(e_3,e_3,e_2)
    | product(e_3,e_3,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165170568,165209464,173693536]),
    [] ).

cnf(202503648,plain,
    ( ~ product(e_2,e_1,e_3)
    | product(e_3,e_3,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[174575136,173757824,174575136]),
    [] ).

cnf(206391736,plain,
    ( product(e_3,e_3,e_3)
    | product(e_1,e_1,e_1) ),
    inference(resolution,[status(thm)],[202503648,203176856]),
    [] ).

fof(e_1_is_not_e_3,plain,
    ~ equalish(e_1,e_3),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165179112,plain,
    ~ equalish(e_1,e_3),
    inference(rewrite,[status(thm)],[e_1_is_not_e_3]),
    [] ).

cnf(173423376,plain,
    ( ~ product(e_1,A,B)
    | ~ product(e_3,A,B) ),
    inference(resolution,[status(thm)],[165232200,165179112]),
    [] ).

cnf(207085520,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_1,e_3,e_3) ),
    inference(resolution,[status(thm)],[206391736,173423376]),
    [] ).

cnf(173405008,plain,
    ( ~ product(A,e_1,B)
    | ~ product(A,e_3,B) ),
    inference(resolution,[status(thm)],[165110552,165179112]),
    [] ).

cnf(175087136,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_1,e_3,e_2) ),
    inference(resolution,[status(thm)],[174391664,173405008]),
    [] ).

cnf(177197824,plain,
    ( product(e_1,e_1,e_1)
    | product(e_1,e_3,e_1)
    | product(e_1,e_3,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165170568,175087136,165209464]),
    [] ).

cnf(221309456,plain,
    ( product(e_1,e_1,e_1)
    | product(e_1,e_3,e_1) ),
    inference(resolution,[status(thm)],[207085520,177197824]),
    [] ).

fof(e_3_is_not_e_2,plain,
    ~ equalish(e_3,e_2),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),
    [] ).

cnf(165198000,plain,
    ~ equalish(e_3,e_2),
    inference(rewrite,[status(thm)],[e_3_is_not_e_2]),
    [] ).

cnf(173448704,plain,
    ( ~ product(A,e_3,B)
    | ~ product(A,e_2,B) ),
    inference(resolution,[status(thm)],[165110552,165198000]),
    [] ).

cnf(221758808,plain,
    product(e_1,e_1,e_1),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[214071720,221309456,173448704]),
    [] ).

cnf(222070568,plain,
    ~ product(e_1,e_1,e_2),
    inference(resolution,[status(thm)],[221758808,173340840]),
    [] ).

cnf(175045200,plain,
    ( product(e_1,e_1,e_2)
    | ~ product(e_1,e_2,e_1) ),
    inference(resolution,[status(thm)],[174391664,173356296]),
    [] ).

cnf(176514848,plain,
    ( product(e_1,e_1,e_2)
    | product(e_1,e_2,e_2)
    | product(e_1,e_2,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,175045200,165209464]),
    [] ).

cnf(197570512,plain,
    ( product(e_1,e_1,e_2)
    | product(e_1,e_2,e_2)
    | ~ product(e_1,e_3,e_3) ),
    inference(resolution,[status(thm)],[176514848,173448704]),
    [] ).

cnf(176831440,plain,
    ( ~ product(e_2,e_1,e_2)
    | ~ product(e_1,e_1,e_2) ),
    inference(resolution,[status(thm)],[175070080,173340840]),
    [] ).

cnf(180146912,plain,
    ( ~ product(e_1,e_1,e_2)
    | product(e_2,e_1,e_1)
    | product(e_2,e_1,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,176831440,165209464]),
    [] ).

cnf(176778816,plain,
    ( product(e_1,e_1,e_2)
    | product(e_2,e_1,e_2)
    | product(e_2,e_1,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,175062368,165209464]),
    [] ).

cnf(203037520,plain,
    ( product(e_2,e_1,e_2)
    | product(e_2,e_1,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[180146912,176778816,173757824,176778816]),
    [] ).

cnf(206382048,plain,
    ( product(e_3,e_3,e_3)
    | product(e_2,e_1,e_2) ),
    inference(resolution,[status(thm)],[202503648,203037520]),
    [] ).

cnf(206566632,plain,
    ( product(e_2,e_1,e_2)
    | ~ product(e_1,e_3,e_3) ),
    inference(resolution,[status(thm)],[206382048,173423376]),
    [] ).

cnf(173888168,plain,
    ( product(B,B,A)
    | ~ product(B,C,A)
    | ~ product(C,B,A) ),
    inference(resolution,[status(thm)],[165236584,165236584]),
    [] ).

cnf(218550432,plain,
    ( ~ product(e_1,e_3,e_3)
    | product(e_1,e_1,e_2) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[197570512,206566632,173888168]),
    [] ).

cnf(221039920,plain,
    ~ product(e_1,e_3,e_3),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[218550432,207085520,173340840]),
    [] ).

cnf(173213256,plain,
    ( ~ group_element(A)
    | product(A,e_3,e_1)
    | product(A,e_3,e_2)
    | product(A,e_3,e_3) ),
    inference(resolution,[status(thm)],[165209464,165170568]),
    [] ).

cnf(173265624,plain,
    ( product(e_1,e_3,e_1)
    | product(e_1,e_3,e_2)
    | product(e_1,e_3,e_3) ),
    inference(resolution,[status(thm)],[173213256,165162904]),
    [] ).

cnf(221360056,plain,
    ( product(e_1,e_3,e_1)
    | product(e_1,e_3,e_2) ),
    inference(resolution,[status(thm)],[221039920,173265624]),
    [] ).

cnf(222088864,plain,
    ~ product(e_1,e_3,e_1),
    inference(resolution,[status(thm)],[221758808,173405008]),
    [] ).

cnf(223372800,plain,
    product(e_1,e_3,e_2),
    inference(resolution,[status(thm)],[221360056,222088864]),
    [] ).

cnf(223895480,plain,
    ~ product(e_3,e_1,e_2),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[222070568,223372800,173888168]),
    [] ).

cnf(175095640,plain,
    ( product(e_1,e_1,e_2)
    | ~ product(e_3,e_1,e_1) ),
    inference(resolution,[status(thm)],[174391664,173423376]),
    [] ).

cnf(177315032,plain,
    ( product(e_1,e_1,e_2)
    | product(e_3,e_1,e_2)
    | product(e_3,e_1,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165170568,175095640,165209464]),
    [] ).

cnf(225780408,plain,
    ( product(e_1,e_1,e_2)
    | product(e_3,e_1,e_3) ),
    inference(resolution,[status(thm)],[223895480,177315032]),
    [] ).

cnf(175079336,plain,
    ( product(e_1,e_1,e_2)
    | ~ product(e_1,e_3,e_1) ),
    inference(resolution,[status(thm)],[174391664,173405008]),
    [] ).

cnf(177049888,plain,
    ( product(e_1,e_1,e_2)
    | product(e_1,e_3,e_2)
    | product(e_1,e_3,e_3) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165170568,175079336,165209464]),
    [] ).

cnf(221457824,plain,
    ( product(e_1,e_1,e_2)
    | product(e_1,e_3,e_2) ),
    inference(resolution,[status(thm)],[221039920,177049888]),
    [] ).

cnf(175369016,plain,
    ( product(e_3,e_3,e_2)
    | ~ product(e_3,e_1,e_3) ),
    inference(resolution,[status(thm)],[174575136,173405008]),
    [] ).

cnf(177787160,plain,
    ( ~ product(e_3,e_1,e_3)
    | ~ product(e_1,e_3,e_2) ),
    inference(resolution,[status(thm)],[175369016,173423376]),
    [] ).

cnf(226034696,plain,
    product(e_1,e_1,e_2),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[225780408,221457824,177787160]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(resolution,[status(thm)],[226034696,222070568]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 2 seconds
% START OF PROOF SEQUENCE
% fof(element_1,plain,(group_element(e_1)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165162904,plain,(group_element(e_1)),inference(rewrite,[status(thm)],[element_1]),[]).
% 
% fof(product_total_function1,plain,(~group_element(A)|~group_element(B)|product(A,B,e_1)|product(A,B,e_2)|product(A,B,e_3)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165209464,plain,(~group_element(A)|~group_element(B)|product(A,B,e_1)|product(A,B,e_2)|product(A,B,e_3)),inference(rewrite,[status(thm)],[product_total_function1]),[]).
% 
% fof(no_redundancy,plain,(~product(A,e_1,B)|~next(A,C)|~greater(B,C)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165153960,plain,(~product(A,e_1,B)|~next(A,C)|~greater(B,C)),inference(rewrite,[status(thm)],[no_redundancy]),[]).
% 
% fof(e_1_then_e_2,plain,(next(e_1,e_2)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165114120,plain,(next(e_1,e_2)),inference(rewrite,[status(thm)],[e_1_then_e_2]),[]).
% 
% cnf(173290536,plain,(~product(e_1,e_1,A)|~greater(A,e_2)),inference(resolution,[status(thm)],[165153960,165114120]),[]).
% 
% fof(e_3_greater_e_2,plain,(greater(e_3,e_2)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165130408,plain,(greater(e_3,e_2)),inference(rewrite,[status(thm)],[e_3_greater_e_2]),[]).
% 
% cnf(173651616,plain,(~product(e_1,e_1,e_3)),inference(resolution,[status(thm)],[173290536,165130408]),[]).
% 
% cnf(174391664,plain,(product(e_1,e_1,e_1)|product(e_1,e_1,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165209464,173651616]),[]).
% 
% fof(product_left_cancellation,plain,(~product(A,B,C)|~product(D,B,C)|equalish(A,D)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165232200,plain,(~product(A,B,C)|~product(D,B,C)|equalish(A,D)),inference(rewrite,[status(thm)],[product_left_cancellation]),[]).
% 
% fof(e_1_is_not_e_2,plain,(~equalish(e_1,e_2)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165110864,plain,(~equalish(e_1,e_2)),inference(rewrite,[status(thm)],[e_1_is_not_e_2]),[]).
% 
% cnf(173382064,plain,(~product(e_1,A,B)|~product(e_2,A,B)),inference(resolution,[status(thm)],[165232200,165110864]),[]).
% 
% cnf(175062368,plain,(product(e_1,e_1,e_2)|~product(e_2,e_1,e_1)),inference(resolution,[status(thm)],[174391664,173382064]),[]).
% 
% fof(product_total_function2,plain,(~product(A,B,C)|~product(A,B,D)|equalish(C,D)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165220088,plain,(~product(A,B,C)|~product(A,B,D)|equalish(C,D)),inference(rewrite,[status(thm)],[product_total_function2]),[]).
% 
% cnf(173340840,plain,(~product(A,B,e_1)|~product(A,B,e_2)),inference(resolution,[status(thm)],[165220088,165110864]),[]).
% 
% cnf(176676416,plain,(~product(e_2,e_1,e_1)|~product(e_1,e_1,e_1)),inference(resolution,[status(thm)],[175062368,173340840]),[]).
% 
% fof(qg3,plain,(~product(A,B,C)|~product(B,A,D)|product(C,D,A)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165236584,plain,(~product(A,B,C)|~product(B,A,D)|product(C,D,A)),inference(rewrite,[status(thm)],[qg3]),[]).
% 
% fof(product_right_cancellation,plain,(~product(A,B,C)|~product(A,D,C)|equalish(B,D)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165110552,plain,(~product(A,B,C)|~product(A,D,C)|equalish(B,D)),inference(rewrite,[status(thm)],[product_right_cancellation]),[]).
% 
% cnf(173356296,plain,(~product(A,e_1,B)|~product(A,e_2,B)),inference(resolution,[status(thm)],[165110552,165110864]),[]).
% 
% cnf(173757824,plain,(~product(A,B,C)|~product(B,A,e_2)|~product(C,e_1,A)),inference(resolution,[status(thm)],[165236584,173356296]),[]).
% 
% cnf(202492176,plain,(~product(e_2,e_1,e_1)),inference(forward_subsumption_resolution__resolution,[status(thm)],[174391664,176676416,173757824,174391664]),[]).
% 
% fof(element_2,plain,(group_element(e_2)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165166872,plain,(group_element(e_2)),inference(rewrite,[status(thm)],[element_2]),[]).
% 
% cnf(175070080,plain,(product(e_1,e_1,e_1)|~product(e_2,e_1,e_2)),inference(resolution,[status(thm)],[174391664,173382064]),[]).
% 
% cnf(176927432,plain,(product(e_1,e_1,e_1)|product(e_2,e_1,e_1)|product(e_2,e_1,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,175070080,165209464]),[]).
% 
% cnf(203176856,plain,(product(e_1,e_1,e_1)|product(e_2,e_1,e_3)),inference(resolution,[status(thm)],[202492176,176927432]),[]).
% 
% cnf(173693536,plain,(~product(e_3,A,e_1)|~product(A,e_3,e_1)),inference(resolution,[status(thm)],[165236584,173651616]),[]).
% 
% cnf(173909568,plain,(~product(e_1,A,e_3)|~product(A,e_1,e_3)),inference(resolution,[status(thm)],[173693536,165236584]),[]).
% 
% cnf(204150216,plain,(product(e_1,e_1,e_1)|~product(e_1,e_2,e_3)),inference(resolution,[status(thm)],[203176856,173909568]),[]).
% 
% cnf(175053864,plain,(product(e_1,e_1,e_1)|~product(e_1,e_2,e_2)),inference(resolution,[status(thm)],[174391664,173356296]),[]).
% 
% cnf(176659176,plain,(product(e_1,e_1,e_1)|product(e_1,e_2,e_1)|product(e_1,e_2,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,175053864,165209464]),[]).
% 
% cnf(214071720,plain,(product(e_1,e_1,e_1)|product(e_1,e_2,e_1)),inference(resolution,[status(thm)],[204150216,176659176]),[]).
% 
% fof(element_3,plain,(group_element(e_3)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165170568,plain,(group_element(e_3)),inference(rewrite,[status(thm)],[element_3]),[]).
% 
% cnf(174575136,plain,(product(e_3,e_3,e_2)|product(e_3,e_3,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165170568,165209464,173693536]),[]).
% 
% cnf(202503648,plain,(~product(e_2,e_1,e_3)|product(e_3,e_3,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[174575136,173757824,174575136]),[]).
% 
% cnf(206391736,plain,(product(e_3,e_3,e_3)|product(e_1,e_1,e_1)),inference(resolution,[status(thm)],[202503648,203176856]),[]).
% 
% fof(e_1_is_not_e_3,plain,(~equalish(e_1,e_3)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165179112,plain,(~equalish(e_1,e_3)),inference(rewrite,[status(thm)],[e_1_is_not_e_3]),[]).
% 
% cnf(173423376,plain,(~product(e_1,A,B)|~product(e_3,A,B)),inference(resolution,[status(thm)],[165232200,165179112]),[]).
% 
% cnf(207085520,plain,(product(e_1,e_1,e_1)|~product(e_1,e_3,e_3)),inference(resolution,[status(thm)],[206391736,173423376]),[]).
% 
% cnf(173405008,plain,(~product(A,e_1,B)|~product(A,e_3,B)),inference(resolution,[status(thm)],[165110552,165179112]),[]).
% 
% cnf(175087136,plain,(product(e_1,e_1,e_1)|~product(e_1,e_3,e_2)),inference(resolution,[status(thm)],[174391664,173405008]),[]).
% 
% cnf(177197824,plain,(product(e_1,e_1,e_1)|product(e_1,e_3,e_1)|product(e_1,e_3,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165170568,175087136,165209464]),[]).
% 
% cnf(221309456,plain,(product(e_1,e_1,e_1)|product(e_1,e_3,e_1)),inference(resolution,[status(thm)],[207085520,177197824]),[]).
% 
% fof(e_3_is_not_e_2,plain,(~equalish(e_3,e_2)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP133-2.003.tptp',unknown),[]).
% 
% cnf(165198000,plain,(~equalish(e_3,e_2)),inference(rewrite,[status(thm)],[e_3_is_not_e_2]),[]).
% 
% cnf(173448704,plain,(~product(A,e_3,B)|~product(A,e_2,B)),inference(resolution,[status(thm)],[165110552,165198000]),[]).
% 
% cnf(221758808,plain,(product(e_1,e_1,e_1)),inference(forward_subsumption_resolution__resolution,[status(thm)],[214071720,221309456,173448704]),[]).
% 
% cnf(222070568,plain,(~product(e_1,e_1,e_2)),inference(resolution,[status(thm)],[221758808,173340840]),[]).
% 
% cnf(175045200,plain,(product(e_1,e_1,e_2)|~product(e_1,e_2,e_1)),inference(resolution,[status(thm)],[174391664,173356296]),[]).
% 
% cnf(176514848,plain,(product(e_1,e_1,e_2)|product(e_1,e_2,e_2)|product(e_1,e_2,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,175045200,165209464]),[]).
% 
% cnf(197570512,plain,(product(e_1,e_1,e_2)|product(e_1,e_2,e_2)|~product(e_1,e_3,e_3)),inference(resolution,[status(thm)],[176514848,173448704]),[]).
% 
% cnf(176831440,plain,(~product(e_2,e_1,e_2)|~product(e_1,e_1,e_2)),inference(resolution,[status(thm)],[175070080,173340840]),[]).
% 
% cnf(180146912,plain,(~product(e_1,e_1,e_2)|product(e_2,e_1,e_1)|product(e_2,e_1,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,176831440,165209464]),[]).
% 
% cnf(176778816,plain,(product(e_1,e_1,e_2)|product(e_2,e_1,e_2)|product(e_2,e_1,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165166872,175062368,165209464]),[]).
% 
% cnf(203037520,plain,(product(e_2,e_1,e_2)|product(e_2,e_1,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[180146912,176778816,173757824,176778816]),[]).
% 
% cnf(206382048,plain,(product(e_3,e_3,e_3)|product(e_2,e_1,e_2)),inference(resolution,[status(thm)],[202503648,203037520]),[]).
% 
% cnf(206566632,plain,(product(e_2,e_1,e_2)|~product(e_1,e_3,e_3)),inference(resolution,[status(thm)],[206382048,173423376]),[]).
% 
% cnf(173888168,plain,(product(B,B,A)|~product(B,C,A)|~product(C,B,A)),inference(resolution,[status(thm)],[165236584,165236584]),[]).
% 
% cnf(218550432,plain,(~product(e_1,e_3,e_3)|product(e_1,e_1,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[197570512,206566632,173888168]),[]).
% 
% cnf(221039920,plain,(~product(e_1,e_3,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[218550432,207085520,173340840]),[]).
% 
% cnf(173213256,plain,(~group_element(A)|product(A,e_3,e_1)|product(A,e_3,e_2)|product(A,e_3,e_3)),inference(resolution,[status(thm)],[165209464,165170568]),[]).
% 
% cnf(173265624,plain,(product(e_1,e_3,e_1)|product(e_1,e_3,e_2)|product(e_1,e_3,e_3)),inference(resolution,[status(thm)],[173213256,165162904]),[]).
% 
% cnf(221360056,plain,(product(e_1,e_3,e_1)|product(e_1,e_3,e_2)),inference(resolution,[status(thm)],[221039920,173265624]),[]).
% 
% cnf(222088864,plain,(~product(e_1,e_3,e_1)),inference(resolution,[status(thm)],[221758808,173405008]),[]).
% 
% cnf(223372800,plain,(product(e_1,e_3,e_2)),inference(resolution,[status(thm)],[221360056,222088864]),[]).
% 
% cnf(223895480,plain,(~product(e_3,e_1,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[222070568,223372800,173888168]),[]).
% 
% cnf(175095640,plain,(product(e_1,e_1,e_2)|~product(e_3,e_1,e_1)),inference(resolution,[status(thm)],[174391664,173423376]),[]).
% 
% cnf(177315032,plain,(product(e_1,e_1,e_2)|product(e_3,e_1,e_2)|product(e_3,e_1,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165170568,175095640,165209464]),[]).
% 
% cnf(225780408,plain,(product(e_1,e_1,e_2)|product(e_3,e_1,e_3)),inference(resolution,[status(thm)],[223895480,177315032]),[]).
% 
% cnf(175079336,plain,(product(e_1,e_1,e_2)|~product(e_1,e_3,e_1)),inference(resolution,[status(thm)],[174391664,173405008]),[]).
% 
% cnf(177049888,plain,(product(e_1,e_1,e_2)|product(e_1,e_3,e_2)|product(e_1,e_3,e_3)),inference(forward_subsumption_resolution__resolution,[status(thm)],[165162904,165170568,175079336,165209464]),[]).
% 
% cnf(221457824,plain,(product(e_1,e_1,e_2)|product(e_1,e_3,e_2)),inference(resolution,[status(thm)],[221039920,177049888]),[]).
% 
% cnf(175369016,plain,(product(e_3,e_3,e_2)|~product(e_3,e_1,e_3)),inference(resolution,[status(thm)],[174575136,173405008]),[]).
% 
% cnf(177787160,plain,(~product(e_3,e_1,e_3)|~product(e_1,e_3,e_2)),inference(resolution,[status(thm)],[175369016,173423376]),[]).
% 
% cnf(226034696,plain,(product(e_1,e_1,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[225780408,221457824,177787160]),[]).
% 
% cnf(contradiction,plain,$false,inference(resolution,[status(thm)],[226034696,222070568]),[]).
% 
% END OF PROOF SEQUENCE
% 
%------------------------------------------------------------------------------