TSTP Solution File: GRP132-1.002 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : GRP132-1.002 : TPTP v3.4.2. Released v1.2.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art02.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 1003MB
% OS       : Linux 2.6.11-1.1369_FC4
% CPULimit : 600s
% DateTime : Wed May  6 12:28:40 EDT 2009

% Result   : Unsatisfiable 7.4s
% Output   : Refutation 7.4s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   51 (  10 unt;   0 def)
%            Number of atoms       :  136 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  159 (  74   ~;  85   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :    2 (   2 usr;   2 con; 0-0 aty)
%            Number of variables   :   77 (   0 sgn  26   !;   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/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144033912,plain,
    group_element(e_1),
    inference(rewrite,[status(thm)],[element_1]),
    [] ).

fof(element_2,plain,
    group_element(e_2),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144037832,plain,
    group_element(e_2),
    inference(rewrite,[status(thm)],[element_2]),
    [] ).

fof(product_total_function1,plain,
    ! [A,B] :
      ( ~ group_element(A)
      | ~ group_element(B)
      | product(A,B,e_1)
      | product(A,B,e_2) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144056000,plain,
    ( ~ group_element(A)
    | ~ group_element(B)
    | product(A,B,e_1)
    | product(A,B,e_2) ),
    inference(rewrite,[status(thm)],[product_total_function1]),
    [] ).

cnf(154506352,plain,
    ( product(e_1,e_1,e_1)
    | product(e_1,e_1,e_2) ),
    inference(resolution,[status(thm)],[144056000,144033912]),
    [] ).

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/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144080168,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/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144042352,plain,
    ~ equalish(e_1,e_2),
    inference(rewrite,[status(thm)],[e_1_is_not_e_2]),
    [] ).

cnf(154679880,plain,
    ( ~ product(e_1,A,B)
    | ~ product(e_2,A,B) ),
    inference(resolution,[status(thm)],[144080168,144042352]),
    [] ).

cnf(154894944,plain,
    ( product(e_1,e_1,e_2)
    | ~ product(e_2,e_1,e_1) ),
    inference(resolution,[status(thm)],[154506352,154679880]),
    [] ).

cnf(155691672,plain,
    ( product(e_1,e_1,e_2)
    | product(e_2,e_1,e_2) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,144037832,154894944,144056000]),
    [] ).

cnf(154561800,plain,
    ( product(e_2,e_2,e_1)
    | product(e_2,e_2,e_2) ),
    inference(resolution,[status(thm)],[144056000,144037832]),
    [] ).

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/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144076536,plain,
    ( ~ product(A,B,C)
    | ~ product(A,D,C)
    | equalish(B,D) ),
    inference(rewrite,[status(thm)],[product_right_cancellation]),
    [] ).

cnf(154651600,plain,
    ( ~ product(A,e_1,B)
    | ~ product(A,e_2,B) ),
    inference(resolution,[status(thm)],[144076536,144042352]),
    [] ).

cnf(155000328,plain,
    ( product(e_2,e_2,e_1)
    | ~ product(e_2,e_1,e_2) ),
    inference(resolution,[status(thm)],[154561800,154651600]),
    [] ).

cnf(156313920,plain,
    ( product(e_1,e_1,e_2)
    | product(e_2,e_2,e_1) ),
    inference(resolution,[status(thm)],[155691672,155000328]),
    [] ).

cnf(154877760,plain,
    ( product(e_1,e_1,e_2)
    | ~ product(e_1,e_2,e_1) ),
    inference(resolution,[status(thm)],[154506352,154651600]),
    [] ).

fof(qg2_2,plain,
    ! [A,B,C,D,E,F] :
      ( ~ product(A,B,C)
      | ~ product(D,E,C)
      | ~ product(F,A,B)
      | ~ product(F,D,E)
      | equalish(B,E) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144092496,plain,
    ( ~ product(A,B,C)
    | ~ product(D,E,C)
    | ~ product(F,A,B)
    | ~ product(F,D,E)
    | equalish(B,E) ),
    inference(rewrite,[status(thm)],[qg2_2]),
    [] ).

cnf(159577760,plain,
    ( ~ product(A,B,e_1)
    | ~ product(e_1,A,B)
    | equalish(e_1,B)
    | product(e_1,e_1,e_2) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,144092496,144056000]),
    [] ).

cnf(160070632,plain,
    ( ~ product(A,e_2,e_1)
    | ~ product(e_1,A,e_2)
    | product(e_1,e_1,e_2) ),
    inference(resolution,[status(thm)],[159577760,144042352]),
    [] ).

cnf(160105104,plain,
    ( ~ product(A,e_2,e_1)
    | product(e_1,e_1,e_2)
    | ~ group_element(A)
    | product(e_1,A,e_1) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,160070632,144056000]),
    [] ).

cnf(160128136,plain,
    product(e_1,e_1,e_2),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[156313920,154877760,160105104,144037832]),
    [] ).

cnf(154991640,plain,
    ( product(e_2,e_2,e_2)
    | ~ product(e_2,e_1,e_1) ),
    inference(resolution,[status(thm)],[154561800,154651600]),
    [] ).

cnf(156076848,plain,
    ( ~ product(e_2,e_1,e_1)
    | ~ product(A,e_2,e_2)
    | equalish(A,e_2) ),
    inference(resolution,[status(thm)],[154991640,144080168]),
    [] ).

cnf(154545056,plain,
    ( ~ group_element(A)
    | product(e_2,A,e_1)
    | product(e_2,A,e_2) ),
    inference(resolution,[status(thm)],[144056000,144037832]),
    [] ).

cnf(154595280,plain,
    ( product(e_2,e_1,e_1)
    | product(e_2,e_1,e_2) ),
    inference(resolution,[status(thm)],[154545056,144033912]),
    [] ).

cnf(156087568,plain,
    ( product(e_2,e_2,e_1)
    | product(e_2,e_1,e_1) ),
    inference(resolution,[status(thm)],[155000328,154595280]),
    [] ).

cnf(155305712,plain,
    ( product(e_1,e_1,e_2)
    | product(e_1,e_2,e_2) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,144037832,154877760,144056000]),
    [] ).

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/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144068248,plain,
    ( ~ product(A,B,C)
    | ~ product(A,B,D)
    | equalish(C,D) ),
    inference(rewrite,[status(thm)],[product_total_function2]),
    [] ).

cnf(154627288,plain,
    ( ~ product(A,B,e_1)
    | ~ product(A,B,e_2) ),
    inference(resolution,[status(thm)],[144068248,144042352]),
    [] ).

cnf(155317304,plain,
    ( product(e_1,e_2,e_2)
    | ~ product(e_1,e_1,e_1) ),
    inference(resolution,[status(thm)],[155305712,154627288]),
    [] ).

cnf(154902656,plain,
    ( product(e_1,e_1,e_1)
    | ~ product(e_2,e_1,e_2) ),
    inference(resolution,[status(thm)],[154506352,154679880]),
    [] ).

cnf(155751816,plain,
    ( product(e_1,e_1,e_1)
    | product(e_2,e_1,e_1) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,144037832,154902656,144056000]),
    [] ).

cnf(156958808,plain,
    ( product(e_1,e_2,e_2)
    | product(e_2,e_1,e_1) ),
    inference(resolution,[status(thm)],[155317304,155751816]),
    [] ).

fof(qg2_1,plain,
    ! [A,B,C,D,E,F] :
      ( ~ product(A,B,C)
      | ~ product(D,E,C)
      | ~ product(F,A,B)
      | ~ product(F,D,E)
      | equalish(A,D) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),
    [] ).

cnf(144088200,plain,
    ( ~ product(A,B,C)
    | ~ product(D,E,C)
    | ~ product(F,A,B)
    | ~ product(F,D,E)
    | equalish(A,D) ),
    inference(rewrite,[status(thm)],[qg2_1]),
    [] ).

cnf(154687872,plain,
    ( ~ product(e_1,A,B)
    | ~ product(e_2,C,B)
    | ~ product(D,e_1,A)
    | ~ product(D,e_2,C) ),
    inference(resolution,[status(thm)],[144088200,144042352]),
    [] ).

cnf(159486800,plain,
    product(e_1,e_2,e_2),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[155305712,156958808,144037832,144033912,154687872,144056000]),
    [] ).

cnf(159522352,plain,
    ( ~ product(e_1,A,e_2)
    | ~ product(C,e_1,A)
    | ~ product(C,e_2,B)
    | ~ group_element(B)
    | product(e_2,B,e_1) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[144037832,154687872,144056000]),
    [] ).

cnf(160332320,plain,
    ( ~ product(B,e_2,A)
    | ~ group_element(A)
    | product(e_2,A,e_1)
    | ~ group_element(B)
    | product(B,e_1,e_1) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[159486800,144033912,159522352,144056000]),
    [] ).

cnf(160377168,plain,
    ( ~ product(e_2,e_2,A)
    | ~ group_element(A)
    | product(e_2,A,e_1)
    | product(e_2,e_1,e_1) ),
    inference(resolution,[status(thm)],[160332320,144037832]),
    [] ).

cnf(160382416,plain,
    product(e_2,e_1,e_1),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[156087568,160377168,144033912]),
    [] ).

cnf(159358184,plain,
    ( ~ product(B,e_1,e_1)
    | ~ product(A,A,B)
    | equalish(A,B)
    | ~ group_element(A)
    | ~ group_element(B)
    | product(A,B,e_2) ),
    inference(resolution,[status(thm)],[144088200,144056000]),
    [] ).

cnf(160599568,plain,
    ( ~ product(A,A,e_2)
    | equalish(A,e_2)
    | ~ group_element(A) ),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[156076848,160382416,159358184,144037832]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,160128136,160599568,144042352]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 8 seconds
% START OF PROOF SEQUENCE
% fof(element_1,plain,(group_element(e_1)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144033912,plain,(group_element(e_1)),inference(rewrite,[status(thm)],[element_1]),[]).
% 
% fof(element_2,plain,(group_element(e_2)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144037832,plain,(group_element(e_2)),inference(rewrite,[status(thm)],[element_2]),[]).
% 
% fof(product_total_function1,plain,(~group_element(A)|~group_element(B)|product(A,B,e_1)|product(A,B,e_2)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144056000,plain,(~group_element(A)|~group_element(B)|product(A,B,e_1)|product(A,B,e_2)),inference(rewrite,[status(thm)],[product_total_function1]),[]).
% 
% cnf(154506352,plain,(product(e_1,e_1,e_1)|product(e_1,e_1,e_2)),inference(resolution,[status(thm)],[144056000,144033912]),[]).
% 
% 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/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144080168,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/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144042352,plain,(~equalish(e_1,e_2)),inference(rewrite,[status(thm)],[e_1_is_not_e_2]),[]).
% 
% cnf(154679880,plain,(~product(e_1,A,B)|~product(e_2,A,B)),inference(resolution,[status(thm)],[144080168,144042352]),[]).
% 
% cnf(154894944,plain,(product(e_1,e_1,e_2)|~product(e_2,e_1,e_1)),inference(resolution,[status(thm)],[154506352,154679880]),[]).
% 
% cnf(155691672,plain,(product(e_1,e_1,e_2)|product(e_2,e_1,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,144037832,154894944,144056000]),[]).
% 
% cnf(154561800,plain,(product(e_2,e_2,e_1)|product(e_2,e_2,e_2)),inference(resolution,[status(thm)],[144056000,144037832]),[]).
% 
% 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/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144076536,plain,(~product(A,B,C)|~product(A,D,C)|equalish(B,D)),inference(rewrite,[status(thm)],[product_right_cancellation]),[]).
% 
% cnf(154651600,plain,(~product(A,e_1,B)|~product(A,e_2,B)),inference(resolution,[status(thm)],[144076536,144042352]),[]).
% 
% cnf(155000328,plain,(product(e_2,e_2,e_1)|~product(e_2,e_1,e_2)),inference(resolution,[status(thm)],[154561800,154651600]),[]).
% 
% cnf(156313920,plain,(product(e_1,e_1,e_2)|product(e_2,e_2,e_1)),inference(resolution,[status(thm)],[155691672,155000328]),[]).
% 
% cnf(154877760,plain,(product(e_1,e_1,e_2)|~product(e_1,e_2,e_1)),inference(resolution,[status(thm)],[154506352,154651600]),[]).
% 
% fof(qg2_2,plain,(~product(A,B,C)|~product(D,E,C)|~product(F,A,B)|~product(F,D,E)|equalish(B,E)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144092496,plain,(~product(A,B,C)|~product(D,E,C)|~product(F,A,B)|~product(F,D,E)|equalish(B,E)),inference(rewrite,[status(thm)],[qg2_2]),[]).
% 
% cnf(159577760,plain,(~product(A,B,e_1)|~product(e_1,A,B)|equalish(e_1,B)|product(e_1,e_1,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,144092496,144056000]),[]).
% 
% cnf(160070632,plain,(~product(A,e_2,e_1)|~product(e_1,A,e_2)|product(e_1,e_1,e_2)),inference(resolution,[status(thm)],[159577760,144042352]),[]).
% 
% cnf(160105104,plain,(~product(A,e_2,e_1)|product(e_1,e_1,e_2)|~group_element(A)|product(e_1,A,e_1)),inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,160070632,144056000]),[]).
% 
% cnf(160128136,plain,(product(e_1,e_1,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[156313920,154877760,160105104,144037832]),[]).
% 
% cnf(154991640,plain,(product(e_2,e_2,e_2)|~product(e_2,e_1,e_1)),inference(resolution,[status(thm)],[154561800,154651600]),[]).
% 
% cnf(156076848,plain,(~product(e_2,e_1,e_1)|~product(A,e_2,e_2)|equalish(A,e_2)),inference(resolution,[status(thm)],[154991640,144080168]),[]).
% 
% cnf(154545056,plain,(~group_element(A)|product(e_2,A,e_1)|product(e_2,A,e_2)),inference(resolution,[status(thm)],[144056000,144037832]),[]).
% 
% cnf(154595280,plain,(product(e_2,e_1,e_1)|product(e_2,e_1,e_2)),inference(resolution,[status(thm)],[154545056,144033912]),[]).
% 
% cnf(156087568,plain,(product(e_2,e_2,e_1)|product(e_2,e_1,e_1)),inference(resolution,[status(thm)],[155000328,154595280]),[]).
% 
% cnf(155305712,plain,(product(e_1,e_1,e_2)|product(e_1,e_2,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,144037832,154877760,144056000]),[]).
% 
% 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/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144068248,plain,(~product(A,B,C)|~product(A,B,D)|equalish(C,D)),inference(rewrite,[status(thm)],[product_total_function2]),[]).
% 
% cnf(154627288,plain,(~product(A,B,e_1)|~product(A,B,e_2)),inference(resolution,[status(thm)],[144068248,144042352]),[]).
% 
% cnf(155317304,plain,(product(e_1,e_2,e_2)|~product(e_1,e_1,e_1)),inference(resolution,[status(thm)],[155305712,154627288]),[]).
% 
% cnf(154902656,plain,(product(e_1,e_1,e_1)|~product(e_2,e_1,e_2)),inference(resolution,[status(thm)],[154506352,154679880]),[]).
% 
% cnf(155751816,plain,(product(e_1,e_1,e_1)|product(e_2,e_1,e_1)),inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,144037832,154902656,144056000]),[]).
% 
% cnf(156958808,plain,(product(e_1,e_2,e_2)|product(e_2,e_1,e_1)),inference(resolution,[status(thm)],[155317304,155751816]),[]).
% 
% fof(qg2_1,plain,(~product(A,B,C)|~product(D,E,C)|~product(F,A,B)|~product(F,D,E)|equalish(A,D)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/GRP/GRP132-1.002.tptp',unknown),[]).
% 
% cnf(144088200,plain,(~product(A,B,C)|~product(D,E,C)|~product(F,A,B)|~product(F,D,E)|equalish(A,D)),inference(rewrite,[status(thm)],[qg2_1]),[]).
% 
% cnf(154687872,plain,(~product(e_1,A,B)|~product(e_2,C,B)|~product(D,e_1,A)|~product(D,e_2,C)),inference(resolution,[status(thm)],[144088200,144042352]),[]).
% 
% cnf(159486800,plain,(product(e_1,e_2,e_2)),inference(forward_subsumption_resolution__resolution,[status(thm)],[155305712,156958808,144037832,144033912,154687872,144056000]),[]).
% 
% cnf(159522352,plain,(~product(e_1,A,e_2)|~product(C,e_1,A)|~product(C,e_2,B)|~group_element(B)|product(e_2,B,e_1)),inference(forward_subsumption_resolution__resolution,[status(thm)],[144037832,154687872,144056000]),[]).
% 
% cnf(160332320,plain,(~product(B,e_2,A)|~group_element(A)|product(e_2,A,e_1)|~group_element(B)|product(B,e_1,e_1)),inference(forward_subsumption_resolution__resolution,[status(thm)],[159486800,144033912,159522352,144056000]),[]).
% 
% cnf(160377168,plain,(~product(e_2,e_2,A)|~group_element(A)|product(e_2,A,e_1)|product(e_2,e_1,e_1)),inference(resolution,[status(thm)],[160332320,144037832]),[]).
% 
% cnf(160382416,plain,(product(e_2,e_1,e_1)),inference(forward_subsumption_resolution__resolution,[status(thm)],[156087568,160377168,144033912]),[]).
% 
% cnf(159358184,plain,(~product(B,e_1,e_1)|~product(A,A,B)|equalish(A,B)|~group_element(A)|~group_element(B)|product(A,B,e_2)),inference(resolution,[status(thm)],[144088200,144056000]),[]).
% 
% cnf(160599568,plain,(~product(A,A,e_2)|equalish(A,e_2)|~group_element(A)),inference(forward_subsumption_resolution__resolution,[status(thm)],[156076848,160382416,159358184,144037832]),[]).
% 
% cnf(contradiction,plain,$false,inference(forward_subsumption_resolution__resolution,[status(thm)],[144033912,160128136,160599568,144042352]),[]).
% 
% END OF PROOF SEQUENCE
% 
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