TSTP Solution File: GRP123-7.003 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GRP123-7.003 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n026.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  : 0s
% DateTime : Sat Jul 16 07:35:01 EDT 2022

% Result   : Unsatisfiable 0.43s 1.11s
% Output   : Refutation 0.43s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.12  % Problem  : GRP123-7.003 : TPTP v8.1.0. Released v1.2.0.
% 0.08/0.13  % Command  : bliksem %s
% 0.12/0.34  % Computer : n026.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % DateTime : Mon Jun 13 13:23:36 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.43/1.11  *** allocated 10000 integers for termspace/termends
% 0.43/1.11  *** allocated 10000 integers for clauses
% 0.43/1.11  *** allocated 10000 integers for justifications
% 0.43/1.11  Bliksem 1.12
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  Automatic Strategy Selection
% 0.43/1.11  
% 0.43/1.11  Clauses:
% 0.43/1.11  [
% 0.43/1.11     [ next( 'e_1', 'e_2' ) ],
% 0.43/1.11     [ next( 'e_2', 'e_3' ) ],
% 0.43/1.11     [ greater( 'e_2', 'e_1' ) ],
% 0.43/1.11     [ greater( 'e_3', 'e_1' ) ],
% 0.43/1.11     [ greater( 'e_3', 'e_2' ) ],
% 0.43/1.11     [ ~( product( X, 'e_1', Y ) ), ~( next( X, Z ) ), ~( greater( Y, Z ) ) ]
% 0.43/1.11    ,
% 0.43/1.11     [ 'group_element'( 'e_1' ) ],
% 0.43/1.11     [ 'group_element'( 'e_2' ) ],
% 0.43/1.11     [ 'group_element'( 'e_3' ) ],
% 0.43/1.11     [ ~( equalish( 'e_1', 'e_2' ) ) ],
% 0.43/1.11     [ ~( equalish( 'e_1', 'e_3' ) ) ],
% 0.43/1.11     [ ~( equalish( 'e_2', 'e_1' ) ) ],
% 0.43/1.11     [ ~( equalish( 'e_2', 'e_3' ) ) ],
% 0.43/1.11     [ ~( equalish( 'e_3', 'e_1' ) ) ],
% 0.43/1.11     [ ~( equalish( 'e_3', 'e_2' ) ) ],
% 0.43/1.11     [ ~( 'group_element'( X ) ), ~( 'group_element'( Y ) ), product1( X, Y, 
% 0.43/1.11    'e_1' ), product1( X, Y, 'e_2' ), product1( X, Y, 'e_3' ) ],
% 0.43/1.11     [ ~( product1( X, Y, Z ) ), ~( product1( X, Y, T ) ), equalish( Z, T ) ]
% 0.43/1.11    ,
% 0.43/1.11     [ ~( product1( X, Y, Z ) ), ~( product1( X, T, Z ) ), equalish( Y, T ) ]
% 0.43/1.11    ,
% 0.43/1.11     [ ~( product1( X, Y, Z ) ), ~( product1( T, Y, Z ) ), equalish( X, T ) ]
% 0.43/1.11    ,
% 0.43/1.11     [ product1( X, X, X ) ],
% 0.43/1.11     [ ~( 'group_element'( X ) ), ~( 'group_element'( Y ) ), product2( X, Y, 
% 0.43/1.11    'e_1' ), product2( X, Y, 'e_2' ), product2( X, Y, 'e_3' ) ],
% 0.43/1.11     [ ~( product2( X, Y, Z ) ), ~( product2( X, Y, T ) ), equalish( Z, T ) ]
% 0.43/1.11    ,
% 0.43/1.11     [ ~( product2( X, Y, Z ) ), ~( product2( X, T, Z ) ), equalish( Y, T ) ]
% 0.43/1.11    ,
% 0.43/1.11     [ ~( product2( X, Y, Z ) ), ~( product2( T, Y, Z ) ), equalish( X, T ) ]
% 0.43/1.11    ,
% 0.43/1.11     [ product2( X, X, X ) ],
% 0.43/1.11     [ ~( product1( X, Y, Z ) ), ~( product1( Z, Y, T ) ), product2( T, X, Y
% 0.43/1.11     ) ]
% 0.43/1.11  ] .
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  percentage equality = 0.000000, percentage horn = 0.923077
% 0.43/1.11  This is a near-Horn, non-equality  problem
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  Options Used:
% 0.43/1.11  
% 0.43/1.11  useres =            1
% 0.43/1.11  useparamod =        0
% 0.43/1.11  useeqrefl =         0
% 0.43/1.11  useeqfact =         0
% 0.43/1.11  usefactor =         1
% 0.43/1.11  usesimpsplitting =  0
% 0.43/1.11  usesimpdemod =      0
% 0.43/1.11  usesimpres =        4
% 0.43/1.11  
% 0.43/1.11  resimpinuse      =  1000
% 0.43/1.11  resimpclauses =     20000
% 0.43/1.11  substype =          standard
% 0.43/1.11  backwardsubs =      1
% 0.43/1.11  selectoldest =      5
% 0.43/1.11  
% 0.43/1.11  litorderings [0] =  split
% 0.43/1.11  litorderings [1] =  liftord
% 0.43/1.11  
% 0.43/1.11  termordering =      none
% 0.43/1.11  
% 0.43/1.11  litapriori =        1
% 0.43/1.11  termapriori =       0
% 0.43/1.11  litaposteriori =    0
% 0.43/1.11  termaposteriori =   0
% 0.43/1.11  demodaposteriori =  0
% 0.43/1.11  ordereqreflfact =   0
% 0.43/1.11  
% 0.43/1.11  litselect =         negative
% 0.43/1.11  
% 0.43/1.11  maxweight =         30000
% 0.43/1.11  maxdepth =          30000
% 0.43/1.11  maxlength =         115
% 0.43/1.11  maxnrvars =         195
% 0.43/1.11  excuselevel =       0
% 0.43/1.11  increasemaxweight = 0
% 0.43/1.11  
% 0.43/1.11  maxselected =       10000000
% 0.43/1.11  maxnrclauses =      10000000
% 0.43/1.11  
% 0.43/1.11  showgenerated =    0
% 0.43/1.11  showkept =         0
% 0.43/1.11  showselected =     0
% 0.43/1.11  showdeleted =      0
% 0.43/1.11  showresimp =       1
% 0.43/1.11  showstatus =       2000
% 0.43/1.11  
% 0.43/1.11  prologoutput =     1
% 0.43/1.11  nrgoals =          5000000
% 0.43/1.11  totalproof =       1
% 0.43/1.11  
% 0.43/1.11  Symbols occurring in the translation:
% 0.43/1.11  
% 0.43/1.11  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.43/1.11  .  [1, 2]      (w:1, o:25, a:1, s:1, b:0), 
% 0.43/1.11  !  [4, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 0.43/1.11  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.43/1.11  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.43/1.11  'e_1'  [39, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 0.43/1.11  'e_2'  [40, 0]      (w:1, o:10, a:1, s:1, b:0), 
% 0.43/1.11  next  [41, 2]      (w:1, o:50, a:1, s:1, b:0), 
% 0.43/1.11  'e_3'  [42, 0]      (w:1, o:11, a:1, s:1, b:0), 
% 0.43/1.11  greater  [43, 2]      (w:1, o:51, a:1, s:1, b:0), 
% 0.43/1.11  product  [46, 3]      (w:1, o:53, a:1, s:1, b:0), 
% 0.43/1.11  'group_element'  [48, 1]      (w:1, o:24, a:1, s:1, b:0), 
% 0.43/1.11  equalish  [49, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 0.43/1.11  product1  [50, 3]      (w:1, o:54, a:1, s:1, b:0), 
% 0.43/1.11  product2  [53, 3]      (w:1, o:55, a:1, s:1, b:0).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  Starting Search:
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  Bliksems!, er is een bewijs:
% 0.43/1.11  % SZS status Unsatisfiable
% 0.43/1.11  % SZS output start Refutation
% 0.43/1.11  
% 0.43/1.11  clause( 6, [ 'group_element'( 'e_1' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 7, [ 'group_element'( 'e_2' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 8, [ 'group_element'( 'e_3' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 9, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 11, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 12, [ ~( equalish( 'e_2', 'e_3' ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 14, [ ~( equalish( 'e_3', 'e_2' ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 15, [ ~( 'group_element'( X ) ), product1( X, Y, 'e_3' ), product1( 
% 0.43/1.11    X, Y, 'e_1' ), product1( X, Y, 'e_2' ), ~( 'group_element'( Y ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 17, [ equalish( Y, T ), ~( product1( X, Y, Z ) ), ~( product1( X, T
% 0.43/1.11    , Z ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 18, [ equalish( X, T ), ~( product1( X, Y, Z ) ), ~( product1( T, Y
% 0.43/1.11    , Z ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 19, [ product1( X, X, X ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 21, [ equalish( Z, T ), ~( product2( X, Y, Z ) ), ~( product2( X, Y
% 0.43/1.11    , T ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 24, [ product2( X, X, X ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 25, [ ~( product1( X, Y, Z ) ), product2( T, X, Y ), ~( product1( Z
% 0.43/1.11    , Y, T ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 34, [ product2( X, X, Y ), ~( product1( X, Y, X ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 39, [ product1( X, 'e_2', 'e_3' ), product1( X, 'e_2', 'e_1' ), 
% 0.43/1.11    product1( X, 'e_2', 'e_2' ), ~( 'group_element'( X ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 43, [ equalish( X, Y ), ~( product1( Y, X, Y ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 45, [ equalish( X, Y ), ~( product1( X, Y, Y ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 47, [ equalish( X, Y ), ~( product2( Y, Y, X ) ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 80, [ product1( 'e_1', 'e_2', 'e_1' ), product1( 'e_1', 'e_2', 
% 0.43/1.11    'e_2' ), product1( 'e_1', 'e_2', 'e_3' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 81, [ product1( 'e_3', 'e_2', 'e_1' ), product1( 'e_3', 'e_2', 
% 0.43/1.11    'e_2' ), product1( 'e_3', 'e_2', 'e_3' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 88, [ product1( 'e_3', 'e_2', 'e_1' ), product1( 'e_3', 'e_2', 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 94, [ product1( 'e_3', 'e_2', 'e_1' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 95, [ product2( 'e_1', X, 'e_2' ), ~( product1( X, 'e_2', 'e_3' ) )
% 0.43/1.11     ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 101, [ product1( 'e_1', 'e_2', 'e_2' ), product2( 'e_1', 'e_1', 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 103, [ product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  .
% 0.43/1.11  clause( 106, [] )
% 0.43/1.11  .
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  % SZS output end Refutation
% 0.43/1.11  found a proof!
% 0.43/1.11  
% 0.43/1.11  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.43/1.11  
% 0.43/1.11  initialclauses(
% 0.43/1.11  [ clause( 108, [ next( 'e_1', 'e_2' ) ] )
% 0.43/1.11  , clause( 109, [ next( 'e_2', 'e_3' ) ] )
% 0.43/1.11  , clause( 110, [ greater( 'e_2', 'e_1' ) ] )
% 0.43/1.11  , clause( 111, [ greater( 'e_3', 'e_1' ) ] )
% 0.43/1.11  , clause( 112, [ greater( 'e_3', 'e_2' ) ] )
% 0.43/1.11  , clause( 113, [ ~( product( X, 'e_1', Y ) ), ~( next( X, Z ) ), ~( greater( 
% 0.43/1.11    Y, Z ) ) ] )
% 0.43/1.11  , clause( 114, [ 'group_element'( 'e_1' ) ] )
% 0.43/1.11  , clause( 115, [ 'group_element'( 'e_2' ) ] )
% 0.43/1.11  , clause( 116, [ 'group_element'( 'e_3' ) ] )
% 0.43/1.11  , clause( 117, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.43/1.11  , clause( 118, [ ~( equalish( 'e_1', 'e_3' ) ) ] )
% 0.43/1.11  , clause( 119, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.43/1.11  , clause( 120, [ ~( equalish( 'e_2', 'e_3' ) ) ] )
% 0.43/1.11  , clause( 121, [ ~( equalish( 'e_3', 'e_1' ) ) ] )
% 0.43/1.11  , clause( 122, [ ~( equalish( 'e_3', 'e_2' ) ) ] )
% 0.43/1.11  , clause( 123, [ ~( 'group_element'( X ) ), ~( 'group_element'( Y ) ), 
% 0.43/1.11    product1( X, Y, 'e_1' ), product1( X, Y, 'e_2' ), product1( X, Y, 'e_3' )
% 0.43/1.11     ] )
% 0.43/1.11  , clause( 124, [ ~( product1( X, Y, Z ) ), ~( product1( X, Y, T ) ), 
% 0.43/1.11    equalish( Z, T ) ] )
% 0.43/1.11  , clause( 125, [ ~( product1( X, Y, Z ) ), ~( product1( X, T, Z ) ), 
% 0.43/1.11    equalish( Y, T ) ] )
% 0.43/1.11  , clause( 126, [ ~( product1( X, Y, Z ) ), ~( product1( T, Y, Z ) ), 
% 0.43/1.11    equalish( X, T ) ] )
% 0.43/1.11  , clause( 127, [ product1( X, X, X ) ] )
% 0.43/1.11  , clause( 128, [ ~( 'group_element'( X ) ), ~( 'group_element'( Y ) ), 
% 0.43/1.11    product2( X, Y, 'e_1' ), product2( X, Y, 'e_2' ), product2( X, Y, 'e_3' )
% 0.43/1.11     ] )
% 0.43/1.11  , clause( 129, [ ~( product2( X, Y, Z ) ), ~( product2( X, Y, T ) ), 
% 0.43/1.11    equalish( Z, T ) ] )
% 0.43/1.11  , clause( 130, [ ~( product2( X, Y, Z ) ), ~( product2( X, T, Z ) ), 
% 0.43/1.11    equalish( Y, T ) ] )
% 0.43/1.11  , clause( 131, [ ~( product2( X, Y, Z ) ), ~( product2( T, Y, Z ) ), 
% 0.43/1.11    equalish( X, T ) ] )
% 0.43/1.11  , clause( 132, [ product2( X, X, X ) ] )
% 0.43/1.11  , clause( 133, [ ~( product1( X, Y, Z ) ), ~( product1( Z, Y, T ) ), 
% 0.43/1.11    product2( T, X, Y ) ] )
% 0.43/1.11  ] ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 6, [ 'group_element'( 'e_1' ) ] )
% 0.43/1.11  , clause( 114, [ 'group_element'( 'e_1' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 7, [ 'group_element'( 'e_2' ) ] )
% 0.43/1.11  , clause( 115, [ 'group_element'( 'e_2' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 8, [ 'group_element'( 'e_3' ) ] )
% 0.43/1.11  , clause( 116, [ 'group_element'( 'e_3' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 9, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.43/1.11  , clause( 117, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 11, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.43/1.11  , clause( 119, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 12, [ ~( equalish( 'e_2', 'e_3' ) ) ] )
% 0.43/1.11  , clause( 120, [ ~( equalish( 'e_2', 'e_3' ) ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 14, [ ~( equalish( 'e_3', 'e_2' ) ) ] )
% 0.43/1.11  , clause( 122, [ ~( equalish( 'e_3', 'e_2' ) ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 15, [ ~( 'group_element'( X ) ), product1( X, Y, 'e_3' ), product1( 
% 0.43/1.11    X, Y, 'e_1' ), product1( X, Y, 'e_2' ), ~( 'group_element'( Y ) ) ] )
% 0.43/1.11  , clause( 123, [ ~( 'group_element'( X ) ), ~( 'group_element'( Y ) ), 
% 0.43/1.11    product1( X, Y, 'e_1' ), product1( X, Y, 'e_2' ), product1( X, Y, 'e_3' )
% 0.43/1.11     ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.43/1.11     ), ==>( 1, 4 ), ==>( 2, 2 ), ==>( 3, 3 ), ==>( 4, 1 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 17, [ equalish( Y, T ), ~( product1( X, Y, Z ) ), ~( product1( X, T
% 0.43/1.11    , Z ) ) ] )
% 0.43/1.11  , clause( 125, [ ~( product1( X, Y, Z ) ), ~( product1( X, T, Z ) ), 
% 0.43/1.11    equalish( Y, T ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.43/1.11    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 2 ), ==>( 2, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 18, [ equalish( X, T ), ~( product1( X, Y, Z ) ), ~( product1( T, Y
% 0.43/1.11    , Z ) ) ] )
% 0.43/1.11  , clause( 126, [ ~( product1( X, Y, Z ) ), ~( product1( T, Y, Z ) ), 
% 0.43/1.11    equalish( X, T ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.43/1.11    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 2 ), ==>( 2, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 19, [ product1( X, X, X ) ] )
% 0.43/1.11  , clause( 127, [ product1( X, X, X ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 21, [ equalish( Z, T ), ~( product2( X, Y, Z ) ), ~( product2( X, Y
% 0.43/1.11    , T ) ) ] )
% 0.43/1.11  , clause( 129, [ ~( product2( X, Y, Z ) ), ~( product2( X, Y, T ) ), 
% 0.43/1.11    equalish( Z, T ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.43/1.11    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 2 ), ==>( 2, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 24, [ product2( X, X, X ) ] )
% 0.43/1.11  , clause( 132, [ product2( X, X, X ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 25, [ ~( product1( X, Y, Z ) ), product2( T, X, Y ), ~( product1( Z
% 0.43/1.11    , Y, T ) ) ] )
% 0.43/1.11  , clause( 133, [ ~( product1( X, Y, Z ) ), ~( product1( Z, Y, T ) ), 
% 0.43/1.11    product2( T, X, Y ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.43/1.11    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  factor(
% 0.43/1.11  clause( 169, [ ~( product1( X, Y, X ) ), product2( X, X, Y ) ] )
% 0.43/1.11  , clause( 25, [ ~( product1( X, Y, Z ) ), product2( T, X, Y ), ~( product1( 
% 0.43/1.11    Z, Y, T ) ) ] )
% 0.43/1.11  , 0, 2, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, X ), :=( T, X )] )
% 0.43/1.11    ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 34, [ product2( X, X, Y ), ~( product1( X, Y, X ) ) ] )
% 0.43/1.11  , clause( 169, [ ~( product1( X, Y, X ) ), product2( X, X, Y ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.43/1.11     ), ==>( 1, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 171, [ ~( 'group_element'( X ) ), product1( X, 'e_2', 'e_3' ), 
% 0.43/1.11    product1( X, 'e_2', 'e_1' ), product1( X, 'e_2', 'e_2' ) ] )
% 0.43/1.11  , clause( 15, [ ~( 'group_element'( X ) ), product1( X, Y, 'e_3' ), 
% 0.43/1.11    product1( X, Y, 'e_1' ), product1( X, Y, 'e_2' ), ~( 'group_element'( Y )
% 0.43/1.11     ) ] )
% 0.43/1.11  , 4, clause( 7, [ 'group_element'( 'e_2' ) ] )
% 0.43/1.11  , 0, substitution( 0, [ :=( X, X ), :=( Y, 'e_2' )] ), substitution( 1, [] )
% 0.43/1.11    ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 39, [ product1( X, 'e_2', 'e_3' ), product1( X, 'e_2', 'e_1' ), 
% 0.43/1.11    product1( X, 'e_2', 'e_2' ), ~( 'group_element'( X ) ) ] )
% 0.43/1.11  , clause( 171, [ ~( 'group_element'( X ) ), product1( X, 'e_2', 'e_3' ), 
% 0.43/1.11    product1( X, 'e_2', 'e_1' ), product1( X, 'e_2', 'e_2' ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 3 ), ==>( 1, 
% 0.43/1.11    0 ), ==>( 2, 1 ), ==>( 3, 2 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 173, [ equalish( X, Y ), ~( product1( Y, X, Y ) ) ] )
% 0.43/1.11  , clause( 17, [ equalish( Y, T ), ~( product1( X, Y, Z ) ), ~( product1( X
% 0.43/1.11    , T, Z ) ) ] )
% 0.43/1.11  , 2, clause( 19, [ product1( X, X, X ) ] )
% 0.43/1.11  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, Y ), :=( T, Y )] ), 
% 0.43/1.11    substitution( 1, [ :=( X, Y )] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 43, [ equalish( X, Y ), ~( product1( Y, X, Y ) ) ] )
% 0.43/1.11  , clause( 173, [ equalish( X, Y ), ~( product1( Y, X, Y ) ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.43/1.11     ), ==>( 1, 1 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 175, [ equalish( X, Y ), ~( product1( X, Y, Y ) ) ] )
% 0.43/1.11  , clause( 18, [ equalish( X, T ), ~( product1( X, Y, Z ) ), ~( product1( T
% 0.43/1.11    , Y, Z ) ) ] )
% 0.43/1.11  , 2, clause( 19, [ product1( X, X, X ) ] )
% 0.43/1.11  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Y ), :=( T, Y )] ), 
% 0.43/1.11    substitution( 1, [ :=( X, Y )] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 45, [ equalish( X, Y ), ~( product1( X, Y, Y ) ) ] )
% 0.43/1.11  , clause( 175, [ equalish( X, Y ), ~( product1( X, Y, Y ) ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.43/1.11     ), ==>( 1, 1 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 177, [ equalish( X, Y ), ~( product2( Y, Y, X ) ) ] )
% 0.43/1.11  , clause( 21, [ equalish( Z, T ), ~( product2( X, Y, Z ) ), ~( product2( X
% 0.43/1.11    , Y, T ) ) ] )
% 0.43/1.11  , 2, clause( 24, [ product2( X, X, X ) ] )
% 0.43/1.11  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Y ), :=( Z, X ), :=( T, Y )] ), 
% 0.43/1.11    substitution( 1, [ :=( X, Y )] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 47, [ equalish( X, Y ), ~( product2( Y, Y, X ) ) ] )
% 0.43/1.11  , clause( 177, [ equalish( X, Y ), ~( product2( Y, Y, X ) ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.43/1.11     ), ==>( 1, 1 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 178, [ product1( 'e_1', 'e_2', 'e_3' ), product1( 'e_1', 'e_2', 
% 0.43/1.11    'e_1' ), product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , clause( 39, [ product1( X, 'e_2', 'e_3' ), product1( X, 'e_2', 'e_1' ), 
% 0.43/1.11    product1( X, 'e_2', 'e_2' ), ~( 'group_element'( X ) ) ] )
% 0.43/1.11  , 3, clause( 6, [ 'group_element'( 'e_1' ) ] )
% 0.43/1.11  , 0, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 80, [ product1( 'e_1', 'e_2', 'e_1' ), product1( 'e_1', 'e_2', 
% 0.43/1.11    'e_2' ), product1( 'e_1', 'e_2', 'e_3' ) ] )
% 0.43/1.11  , clause( 178, [ product1( 'e_1', 'e_2', 'e_3' ), product1( 'e_1', 'e_2', 
% 0.43/1.11    'e_1' ), product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2
% 0.43/1.11    , 1 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 179, [ product1( 'e_3', 'e_2', 'e_3' ), product1( 'e_3', 'e_2', 
% 0.43/1.11    'e_1' ), product1( 'e_3', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , clause( 39, [ product1( X, 'e_2', 'e_3' ), product1( X, 'e_2', 'e_1' ), 
% 0.43/1.11    product1( X, 'e_2', 'e_2' ), ~( 'group_element'( X ) ) ] )
% 0.43/1.11  , 3, clause( 8, [ 'group_element'( 'e_3' ) ] )
% 0.43/1.11  , 0, substitution( 0, [ :=( X, 'e_3' )] ), substitution( 1, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 81, [ product1( 'e_3', 'e_2', 'e_1' ), product1( 'e_3', 'e_2', 
% 0.43/1.11    'e_2' ), product1( 'e_3', 'e_2', 'e_3' ) ] )
% 0.43/1.11  , clause( 179, [ product1( 'e_3', 'e_2', 'e_3' ), product1( 'e_3', 'e_2', 
% 0.43/1.11    'e_1' ), product1( 'e_3', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2
% 0.43/1.11    , 1 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 180, [ equalish( 'e_2', 'e_3' ), product1( 'e_3', 'e_2', 'e_1' ), 
% 0.43/1.11    product1( 'e_3', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , clause( 43, [ equalish( X, Y ), ~( product1( Y, X, Y ) ) ] )
% 0.43/1.11  , 1, clause( 81, [ product1( 'e_3', 'e_2', 'e_1' ), product1( 'e_3', 'e_2'
% 0.43/1.11    , 'e_2' ), product1( 'e_3', 'e_2', 'e_3' ) ] )
% 0.43/1.11  , 2, substitution( 0, [ :=( X, 'e_2' ), :=( Y, 'e_3' )] ), substitution( 1
% 0.43/1.11    , [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 181, [ product1( 'e_3', 'e_2', 'e_1' ), product1( 'e_3', 'e_2', 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  , clause( 12, [ ~( equalish( 'e_2', 'e_3' ) ) ] )
% 0.43/1.11  , 0, clause( 180, [ equalish( 'e_2', 'e_3' ), product1( 'e_3', 'e_2', 'e_1'
% 0.43/1.11     ), product1( 'e_3', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 88, [ product1( 'e_3', 'e_2', 'e_1' ), product1( 'e_3', 'e_2', 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  , clause( 181, [ product1( 'e_3', 'e_2', 'e_1' ), product1( 'e_3', 'e_2', 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] )
% 0.43/1.11     ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 182, [ equalish( 'e_3', 'e_2' ), product1( 'e_3', 'e_2', 'e_1' ) ]
% 0.43/1.11     )
% 0.43/1.11  , clause( 45, [ equalish( X, Y ), ~( product1( X, Y, Y ) ) ] )
% 0.43/1.11  , 1, clause( 88, [ product1( 'e_3', 'e_2', 'e_1' ), product1( 'e_3', 'e_2'
% 0.43/1.11    , 'e_2' ) ] )
% 0.43/1.11  , 1, substitution( 0, [ :=( X, 'e_3' ), :=( Y, 'e_2' )] ), substitution( 1
% 0.43/1.11    , [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 183, [ product1( 'e_3', 'e_2', 'e_1' ) ] )
% 0.43/1.11  , clause( 14, [ ~( equalish( 'e_3', 'e_2' ) ) ] )
% 0.43/1.11  , 0, clause( 182, [ equalish( 'e_3', 'e_2' ), product1( 'e_3', 'e_2', 'e_1'
% 0.43/1.11     ) ] )
% 0.43/1.11  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 94, [ product1( 'e_3', 'e_2', 'e_1' ) ] )
% 0.43/1.11  , clause( 183, [ product1( 'e_3', 'e_2', 'e_1' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 185, [ ~( product1( X, 'e_2', 'e_3' ) ), product2( 'e_1', X, 'e_2'
% 0.43/1.11     ) ] )
% 0.43/1.11  , clause( 25, [ ~( product1( X, Y, Z ) ), product2( T, X, Y ), ~( product1( 
% 0.43/1.11    Z, Y, T ) ) ] )
% 0.43/1.11  , 2, clause( 94, [ product1( 'e_3', 'e_2', 'e_1' ) ] )
% 0.43/1.11  , 0, substitution( 0, [ :=( X, X ), :=( Y, 'e_2' ), :=( Z, 'e_3' ), :=( T, 
% 0.43/1.11    'e_1' )] ), substitution( 1, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 95, [ product2( 'e_1', X, 'e_2' ), ~( product1( X, 'e_2', 'e_3' ) )
% 0.43/1.11     ] )
% 0.43/1.11  , clause( 185, [ ~( product1( X, 'e_2', 'e_3' ) ), product2( 'e_1', X, 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.43/1.11    0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 186, [ product2( 'e_1', 'e_1', 'e_2' ), product1( 'e_1', 'e_2', 
% 0.43/1.11    'e_1' ), product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , clause( 95, [ product2( 'e_1', X, 'e_2' ), ~( product1( X, 'e_2', 'e_3' )
% 0.43/1.11     ) ] )
% 0.43/1.11  , 1, clause( 80, [ product1( 'e_1', 'e_2', 'e_1' ), product1( 'e_1', 'e_2'
% 0.43/1.11    , 'e_2' ), product1( 'e_1', 'e_2', 'e_3' ) ] )
% 0.43/1.11  , 2, substitution( 0, [ :=( X, 'e_1' )] ), substitution( 1, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 187, [ product2( 'e_1', 'e_1', 'e_2' ), product2( 'e_1', 'e_1', 
% 0.43/1.11    'e_2' ), product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , clause( 34, [ product2( X, X, Y ), ~( product1( X, Y, X ) ) ] )
% 0.43/1.11  , 1, clause( 186, [ product2( 'e_1', 'e_1', 'e_2' ), product1( 'e_1', 'e_2'
% 0.43/1.11    , 'e_1' ), product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , 1, substitution( 0, [ :=( X, 'e_1' ), :=( Y, 'e_2' )] ), substitution( 1
% 0.43/1.11    , [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  factor(
% 0.43/1.11  clause( 188, [ product2( 'e_1', 'e_1', 'e_2' ), product1( 'e_1', 'e_2', 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  , clause( 187, [ product2( 'e_1', 'e_1', 'e_2' ), product2( 'e_1', 'e_1', 
% 0.43/1.11    'e_2' ), product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , 0, 1, substitution( 0, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 101, [ product1( 'e_1', 'e_2', 'e_2' ), product2( 'e_1', 'e_1', 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  , clause( 188, [ product2( 'e_1', 'e_1', 'e_2' ), product1( 'e_1', 'e_2', 
% 0.43/1.11    'e_2' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] )
% 0.43/1.11     ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 189, [ equalish( 'e_2', 'e_1' ), product1( 'e_1', 'e_2', 'e_2' ) ]
% 0.43/1.11     )
% 0.43/1.11  , clause( 47, [ equalish( X, Y ), ~( product2( Y, Y, X ) ) ] )
% 0.43/1.11  , 1, clause( 101, [ product1( 'e_1', 'e_2', 'e_2' ), product2( 'e_1', 'e_1'
% 0.43/1.11    , 'e_2' ) ] )
% 0.43/1.11  , 1, substitution( 0, [ :=( X, 'e_2' ), :=( Y, 'e_1' )] ), substitution( 1
% 0.43/1.11    , [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 190, [ product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , clause( 11, [ ~( equalish( 'e_2', 'e_1' ) ) ] )
% 0.43/1.11  , 0, clause( 189, [ equalish( 'e_2', 'e_1' ), product1( 'e_1', 'e_2', 'e_2'
% 0.43/1.11     ) ] )
% 0.43/1.11  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 103, [ product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , clause( 190, [ product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 191, [ equalish( 'e_1', 'e_2' ) ] )
% 0.43/1.11  , clause( 45, [ equalish( X, Y ), ~( product1( X, Y, Y ) ) ] )
% 0.43/1.11  , 1, clause( 103, [ product1( 'e_1', 'e_2', 'e_2' ) ] )
% 0.43/1.11  , 0, substitution( 0, [ :=( X, 'e_1' ), :=( Y, 'e_2' )] ), substitution( 1
% 0.43/1.11    , [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  resolution(
% 0.43/1.11  clause( 192, [] )
% 0.43/1.11  , clause( 9, [ ~( equalish( 'e_1', 'e_2' ) ) ] )
% 0.43/1.11  , 0, clause( 191, [ equalish( 'e_1', 'e_2' ) ] )
% 0.43/1.11  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  subsumption(
% 0.43/1.11  clause( 106, [] )
% 0.43/1.11  , clause( 192, [] )
% 0.43/1.11  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  end.
% 0.43/1.11  
% 0.43/1.11  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.43/1.11  
% 0.43/1.11  Memory use:
% 0.43/1.11  
% 0.43/1.11  space for terms:        1661
% 0.43/1.11  space for clauses:      5820
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  clauses generated:      161
% 0.43/1.11  clauses kept:           107
% 0.43/1.11  clauses selected:       71
% 0.43/1.11  clauses deleted:        7
% 0.43/1.11  clauses inuse deleted:  0
% 0.43/1.11  
% 0.43/1.11  subsentry:          324
% 0.43/1.11  literals s-matched: 186
% 0.43/1.11  literals matched:   160
% 0.43/1.11  full subsumption:   36
% 0.43/1.11  
% 0.43/1.11  checksum:           1128168011
% 0.43/1.11  
% 0.43/1.11  
% 0.43/1.11  Bliksem ended
%------------------------------------------------------------------------------