TSTP Solution File: GRP037-3 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GRP037-3 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n004.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 07:34:29 EDT 2022

% Result   : Unsatisfiable 1.41s 1.79s
% Output   : Refutation 1.41s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP037-3 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.13  % Command  : bliksem %s
% 0.12/0.34  % Computer : n004.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 : Tue Jun 14 14:06:09 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 1.41/1.79  *** allocated 10000 integers for termspace/termends
% 1.41/1.79  *** allocated 10000 integers for clauses
% 1.41/1.79  *** allocated 10000 integers for justifications
% 1.41/1.79  Bliksem 1.12
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Automatic Strategy Selection
% 1.41/1.79  
% 1.41/1.79  Clauses:
% 1.41/1.79  [
% 1.41/1.79     [ product( identity, X, X ) ],
% 1.41/1.79     [ product( X, identity, X ) ],
% 1.41/1.79     [ product( inverse( X ), X, identity ) ],
% 1.41/1.79     [ product( X, inverse( X ), identity ) ],
% 1.41/1.79     [ product( X, Y, multiply( X, Y ) ) ],
% 1.41/1.79     [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T ) ],
% 1.41/1.79     [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( Z, T, W
% 1.41/1.79     ) ), product( X, U, W ) ],
% 1.41/1.79     [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( X, U, W
% 1.41/1.79     ) ), product( Z, T, W ) ],
% 1.41/1.79     [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) ), ~( product( 
% 1.41/1.79    X, inverse( Y ), Z ) ), 'subgroup_member'( Z ) ],
% 1.41/1.79     [ ~( 'subgroup_member'( X ) ), product( 'another_identity', X, X ) ]
% 1.41/1.79    ,
% 1.41/1.79     [ ~( 'subgroup_member'( X ) ), product( X, 'another_identity', X ) ]
% 1.41/1.79    ,
% 1.41/1.79     [ ~( 'subgroup_member'( X ) ), product( X, 'another_inverse'( X ), 
% 1.41/1.79    'another_identity' ) ],
% 1.41/1.79     [ ~( 'subgroup_member'( X ) ), product( 'another_inverse'( X ), X, 
% 1.41/1.79    'another_identity' ) ],
% 1.41/1.79     [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 'another_inverse'( X )
% 1.41/1.79     ) ],
% 1.41/1.79     [ ~( product( X, Y, Z ) ), ~( product( X, T, Z ) ), =( T, Y ) ],
% 1.41/1.79     [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), =( T, X ) ],
% 1.41/1.79     [ 'subgroup_member'( a ) ],
% 1.41/1.79     [ 'subgroup_member'( 'another_identity' ) ],
% 1.41/1.79     [ ~( =( inverse( a ), 'another_inverse'( a ) ) ) ]
% 1.41/1.79  ] .
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  percentage equality = 0.102564, percentage horn = 1.000000
% 1.41/1.79  This is a problem with some equality
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Options Used:
% 1.41/1.79  
% 1.41/1.79  useres =            1
% 1.41/1.79  useparamod =        1
% 1.41/1.79  useeqrefl =         1
% 1.41/1.79  useeqfact =         1
% 1.41/1.79  usefactor =         1
% 1.41/1.79  usesimpsplitting =  0
% 1.41/1.79  usesimpdemod =      5
% 1.41/1.79  usesimpres =        3
% 1.41/1.79  
% 1.41/1.79  resimpinuse      =  1000
% 1.41/1.79  resimpclauses =     20000
% 1.41/1.79  substype =          eqrewr
% 1.41/1.79  backwardsubs =      1
% 1.41/1.79  selectoldest =      5
% 1.41/1.79  
% 1.41/1.79  litorderings [0] =  split
% 1.41/1.79  litorderings [1] =  extend the termordering, first sorting on arguments
% 1.41/1.79  
% 1.41/1.79  termordering =      kbo
% 1.41/1.79  
% 1.41/1.79  litapriori =        0
% 1.41/1.79  termapriori =       1
% 1.41/1.79  litaposteriori =    0
% 1.41/1.79  termaposteriori =   0
% 1.41/1.79  demodaposteriori =  0
% 1.41/1.79  ordereqreflfact =   0
% 1.41/1.79  
% 1.41/1.79  litselect =         negord
% 1.41/1.79  
% 1.41/1.79  maxweight =         15
% 1.41/1.79  maxdepth =          30000
% 1.41/1.79  maxlength =         115
% 1.41/1.79  maxnrvars =         195
% 1.41/1.79  excuselevel =       1
% 1.41/1.79  increasemaxweight = 1
% 1.41/1.79  
% 1.41/1.79  maxselected =       10000000
% 1.41/1.79  maxnrclauses =      10000000
% 1.41/1.79  
% 1.41/1.79  showgenerated =    0
% 1.41/1.79  showkept =         0
% 1.41/1.79  showselected =     0
% 1.41/1.79  showdeleted =      0
% 1.41/1.79  showresimp =       1
% 1.41/1.79  showstatus =       2000
% 1.41/1.79  
% 1.41/1.79  prologoutput =     1
% 1.41/1.79  nrgoals =          5000000
% 1.41/1.79  totalproof =       1
% 1.41/1.79  
% 1.41/1.79  Symbols occurring in the translation:
% 1.41/1.79  
% 1.41/1.79  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 1.41/1.79  .  [1, 2]      (w:1, o:30, a:1, s:1, b:0), 
% 1.41/1.79  !  [4, 1]      (w:0, o:22, a:1, s:1, b:0), 
% 1.41/1.79  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.41/1.79  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.41/1.79  identity  [39, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 1.41/1.79  product  [41, 3]      (w:1, o:56, a:1, s:1, b:0), 
% 1.41/1.79  inverse  [42, 1]      (w:1, o:27, a:1, s:1, b:0), 
% 1.41/1.79  multiply  [44, 2]      (w:1, o:55, a:1, s:1, b:0), 
% 1.41/1.79  'subgroup_member'  [50, 1]      (w:1, o:28, a:1, s:1, b:0), 
% 1.41/1.79  'another_identity'  [53, 0]      (w:1, o:19, a:1, s:1, b:0), 
% 1.41/1.79  'another_inverse'  [54, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 1.41/1.79  a  [56, 0]      (w:1, o:21, a:1, s:1, b:0).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Starting Search:
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Intermediate Status:
% 1.41/1.79  Generated:    6037
% 1.41/1.79  Kept:         2016
% 1.41/1.79  Inuse:        107
% 1.41/1.79  Deleted:      62
% 1.41/1.79  Deletedinuse: 37
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Intermediate Status:
% 1.41/1.79  Generated:    11500
% 1.41/1.79  Kept:         4029
% 1.41/1.79  Inuse:        168
% 1.41/1.79  Deleted:      72
% 1.41/1.79  Deletedinuse: 40
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Intermediate Status:
% 1.41/1.79  Generated:    17433
% 1.41/1.79  Kept:         6046
% 1.41/1.79  Inuse:        213
% 1.41/1.79  Deleted:      82
% 1.41/1.79  Deletedinuse: 40
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Intermediate Status:
% 1.41/1.79  Generated:    22366
% 1.41/1.79  Kept:         8069
% 1.41/1.79  Inuse:        256
% 1.41/1.79  Deleted:      96
% 1.41/1.79  Deletedinuse: 40
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Intermediate Status:
% 1.41/1.79  Generated:    35511
% 1.41/1.79  Kept:         10154
% 1.41/1.79  Inuse:        330
% 1.41/1.79  Deleted:      143
% 1.41/1.79  Deletedinuse: 42
% 1.41/1.79  
% 1.41/1.79  Resimplifying inuse:
% 1.41/1.79  Done
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  Bliksems!, er is een bewijs:
% 1.41/1.79  % SZS status Unsatisfiable
% 1.41/1.79  % SZS output start Refutation
% 1.41/1.79  
% 1.41/1.79  clause( 0, [ product( identity, X, X ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 1, [ product( X, identity, X ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 2, [ product( inverse( X ), X, identity ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 3, [ product( X, inverse( X ), identity ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 5, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T ) ]
% 1.41/1.79     )
% 1.41/1.79  .
% 1.41/1.79  clause( 6, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 1.41/1.79    Z, T, W ) ), product( X, U, W ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 7, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 1.41/1.79    X, U, W ) ), product( Z, T, W ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 8, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) ), ~( 
% 1.41/1.79    product( X, inverse( Y ), Z ) ), 'subgroup_member'( Z ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 9, [ ~( 'subgroup_member'( X ) ), product( 'another_identity', X, X
% 1.41/1.79     ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 11, [ ~( 'subgroup_member'( X ) ), product( X, 'another_inverse'( X
% 1.41/1.79     ), 'another_identity' ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 13, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 15, [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), =( T, X ) ]
% 1.41/1.79     )
% 1.41/1.79  .
% 1.41/1.79  clause( 16, [ 'subgroup_member'( a ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 18, [ ~( =( 'another_inverse'( a ), inverse( a ) ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 24, [ ~( product( X, X, Y ) ), ~( product( X, Z, Z ) ), product( Y
% 1.41/1.79    , Z, Z ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 27, [ 'subgroup_member'( 'another_inverse'( a ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 29, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( a )
% 1.41/1.79     ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 32, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( a ) ) ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 33, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( 'another_inverse'( a ) ) ) ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 38, [ ~( product( identity, X, Y ) ), =( X, Y ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 39, [ ~( product( X, identity, Y ) ), =( X, Y ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 116, [ ~( product( X, Y, Z ) ), ~( product( identity, Y, T ) ), 
% 1.41/1.79    product( inverse( X ), Z, T ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 285, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( identity ) ]
% 1.41/1.79     )
% 1.41/1.79  .
% 1.41/1.79  clause( 305, [ 'subgroup_member'( identity ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 316, [ 'subgroup_member'( 'another_inverse'( identity ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 321, [ product( 'another_identity', 'another_inverse'( identity ), 
% 1.41/1.79    'another_inverse'( identity ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 355, [ product( a, 'another_inverse'( a ), 'another_identity' ) ]
% 1.41/1.79     )
% 1.41/1.79  .
% 1.41/1.79  clause( 649, [ ~( product( X, Y, Y ) ), =( X, identity ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 934, [ =( 'another_identity', identity ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 954, [ product( a, 'another_inverse'( a ), identity ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 1129, [ ~( product( identity, identity, X ) ), product( X, Y, Y ) ]
% 1.41/1.79     )
% 1.41/1.79  .
% 1.41/1.79  clause( 1166, [ product( a, X, identity ), ~( product( identity, X, 
% 1.41/1.79    'another_inverse'( a ) ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 1850, [ ~( =( X, inverse( a ) ) ), ~( product( X, identity, 
% 1.41/1.79    'another_inverse'( a ) ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 1859, [ ~( product( inverse( a ), identity, 'another_inverse'( a )
% 1.41/1.79     ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 10719, [ ~( product( identity, X, 'another_inverse'( a ) ) ) ] )
% 1.41/1.79  .
% 1.41/1.79  clause( 10733, [] )
% 1.41/1.79  .
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  % SZS output end Refutation
% 1.41/1.79  found a proof!
% 1.41/1.79  
% 1.41/1.79  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 1.41/1.79  
% 1.41/1.79  initialclauses(
% 1.41/1.79  [ clause( 10735, [ product( identity, X, X ) ] )
% 1.41/1.79  , clause( 10736, [ product( X, identity, X ) ] )
% 1.41/1.79  , clause( 10737, [ product( inverse( X ), X, identity ) ] )
% 1.41/1.79  , clause( 10738, [ product( X, inverse( X ), identity ) ] )
% 1.41/1.79  , clause( 10739, [ product( X, Y, multiply( X, Y ) ) ] )
% 1.41/1.79  , clause( 10740, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, 
% 1.41/1.79    T ) ] )
% 1.41/1.79  , clause( 10741, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 1.41/1.79    product( Z, T, W ) ), product( X, U, W ) ] )
% 1.41/1.79  , clause( 10742, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 1.41/1.79    product( X, U, W ) ), product( Z, T, W ) ] )
% 1.41/1.79  , clause( 10743, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) )
% 1.41/1.79    , ~( product( X, inverse( Y ), Z ) ), 'subgroup_member'( Z ) ] )
% 1.41/1.79  , clause( 10744, [ ~( 'subgroup_member'( X ) ), product( 'another_identity'
% 1.41/1.79    , X, X ) ] )
% 1.41/1.79  , clause( 10745, [ ~( 'subgroup_member'( X ) ), product( X, 
% 1.41/1.79    'another_identity', X ) ] )
% 1.41/1.79  , clause( 10746, [ ~( 'subgroup_member'( X ) ), product( X, 
% 1.41/1.79    'another_inverse'( X ), 'another_identity' ) ] )
% 1.41/1.79  , clause( 10747, [ ~( 'subgroup_member'( X ) ), product( 'another_inverse'( 
% 1.41/1.79    X ), X, 'another_identity' ) ] )
% 1.41/1.79  , clause( 10748, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  , clause( 10749, [ ~( product( X, Y, Z ) ), ~( product( X, T, Z ) ), =( T, 
% 1.41/1.79    Y ) ] )
% 1.41/1.79  , clause( 10750, [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), =( T, 
% 1.41/1.79    X ) ] )
% 1.41/1.79  , clause( 10751, [ 'subgroup_member'( a ) ] )
% 1.41/1.79  , clause( 10752, [ 'subgroup_member'( 'another_identity' ) ] )
% 1.41/1.79  , clause( 10753, [ ~( =( inverse( a ), 'another_inverse'( a ) ) ) ] )
% 1.41/1.79  ] ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 0, [ product( identity, X, X ) ] )
% 1.41/1.79  , clause( 10735, [ product( identity, X, X ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 1, [ product( X, identity, X ) ] )
% 1.41/1.79  , clause( 10736, [ product( X, identity, X ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 2, [ product( inverse( X ), X, identity ) ] )
% 1.41/1.79  , clause( 10737, [ product( inverse( X ), X, identity ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 3, [ product( X, inverse( X ), identity ) ] )
% 1.41/1.79  , clause( 10738, [ product( X, inverse( X ), identity ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 5, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T ) ]
% 1.41/1.79     )
% 1.41/1.79  , clause( 10740, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, 
% 1.41/1.79    T ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 1.41/1.79    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 6, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 1.41/1.79    Z, T, W ) ), product( X, U, W ) ] )
% 1.41/1.79  , clause( 10741, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 1.41/1.79    product( Z, T, W ) ), product( X, U, W ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 1.41/1.79    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2
% 1.41/1.79    , 2 ), ==>( 3, 3 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 7, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 1.41/1.79    X, U, W ) ), product( Z, T, W ) ] )
% 1.41/1.79  , clause( 10742, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 1.41/1.79    product( X, U, W ) ), product( Z, T, W ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 1.41/1.79    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2
% 1.41/1.79    , 2 ), ==>( 3, 3 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 8, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) ), ~( 
% 1.41/1.79    product( X, inverse( Y ), Z ) ), 'subgroup_member'( Z ) ] )
% 1.41/1.79  , clause( 10743, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) )
% 1.41/1.79    , ~( product( X, inverse( Y ), Z ) ), 'subgroup_member'( Z ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 1.41/1.79    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 ), ==>( 3, 3 )] )
% 1.41/1.79     ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 9, [ ~( 'subgroup_member'( X ) ), product( 'another_identity', X, X
% 1.41/1.79     ) ] )
% 1.41/1.79  , clause( 10744, [ ~( 'subgroup_member'( X ) ), product( 'another_identity'
% 1.41/1.79    , X, X ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 1.41/1.79    1 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 11, [ ~( 'subgroup_member'( X ) ), product( X, 'another_inverse'( X
% 1.41/1.79     ), 'another_identity' ) ] )
% 1.41/1.79  , clause( 10746, [ ~( 'subgroup_member'( X ) ), product( X, 
% 1.41/1.79    'another_inverse'( X ), 'another_identity' ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 1.41/1.79    1 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 13, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  , clause( 10748, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 1.41/1.79    1 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 15, [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), =( T, X ) ]
% 1.41/1.79     )
% 1.41/1.79  , clause( 10750, [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), =( T, 
% 1.41/1.79    X ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 1.41/1.79    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 16, [ 'subgroup_member'( a ) ] )
% 1.41/1.79  , clause( 10751, [ 'subgroup_member'( a ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  eqswap(
% 1.41/1.79  clause( 10845, [ ~( =( 'another_inverse'( a ), inverse( a ) ) ) ] )
% 1.41/1.79  , clause( 10753, [ ~( =( inverse( a ), 'another_inverse'( a ) ) ) ] )
% 1.41/1.79  , 0, substitution( 0, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 18, [ ~( =( 'another_inverse'( a ), inverse( a ) ) ) ] )
% 1.41/1.79  , clause( 10845, [ ~( =( 'another_inverse'( a ), inverse( a ) ) ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  factor(
% 1.41/1.79  clause( 10848, [ ~( product( X, X, Y ) ), ~( product( X, Z, Z ) ), product( 
% 1.41/1.79    Y, Z, Z ) ] )
% 1.41/1.79  , clause( 7, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 1.41/1.79    X, U, W ) ), product( Z, T, W ) ] )
% 1.41/1.79  , 1, 2, substitution( 0, [ :=( X, X ), :=( Y, X ), :=( Z, Y ), :=( T, Z ), 
% 1.41/1.79    :=( U, Z ), :=( W, Z )] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 24, [ ~( product( X, X, Y ) ), ~( product( X, Z, Z ) ), product( Y
% 1.41/1.79    , Z, Z ) ] )
% 1.41/1.79  , clause( 10848, [ ~( product( X, X, Y ) ), ~( product( X, Z, Z ) ), 
% 1.41/1.79    product( Y, Z, Z ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 1.41/1.79    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10850, [ 'subgroup_member'( 'another_inverse'( a ) ) ] )
% 1.41/1.79  , clause( 13, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  , 0, clause( 16, [ 'subgroup_member'( a ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, a )] ), substitution( 1, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 27, [ 'subgroup_member'( 'another_inverse'( a ) ) ] )
% 1.41/1.79  , clause( 10850, [ 'subgroup_member'( 'another_inverse'( a ) ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10851, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( a
% 1.41/1.79     ) ) ) ] )
% 1.41/1.79  , clause( 13, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  , 0, clause( 27, [ 'subgroup_member'( 'another_inverse'( a ) ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, 'another_inverse'( a ) )] ), substitution( 1
% 1.41/1.79    , [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 29, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( a )
% 1.41/1.79     ) ) ] )
% 1.41/1.79  , clause( 10851, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    a ) ) ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10852, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( a ) ) ) ) ] )
% 1.41/1.79  , clause( 13, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  , 0, clause( 29, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    a ) ) ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, 'another_inverse'( 'another_inverse'( a ) )
% 1.41/1.79     )] ), substitution( 1, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 32, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( a ) ) ) ) ] )
% 1.41/1.79  , clause( 10852, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( a ) ) ) ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10853, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( 'another_inverse'( a ) ) ) ) ) ] )
% 1.41/1.79  , clause( 13, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  , 0, clause( 32, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( a ) ) ) ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( a ) ) ) )] ), substitution( 1, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 33, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( 'another_inverse'( a ) ) ) ) ) ] )
% 1.41/1.79  , clause( 10853, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( 'another_inverse'( a ) ) ) ) ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10854, [ ~( product( identity, X, Y ) ), =( X, Y ) ] )
% 1.41/1.79  , clause( 5, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T )
% 1.41/1.79     ] )
% 1.41/1.79  , 0, clause( 0, [ product( identity, X, X ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, identity ), :=( Y, X ), :=( Z, X ), :=( T, Y
% 1.41/1.79     )] ), substitution( 1, [ :=( X, X )] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 38, [ ~( product( identity, X, Y ) ), =( X, Y ) ] )
% 1.41/1.79  , clause( 10854, [ ~( product( identity, X, Y ) ), =( X, Y ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.41/1.79     ), ==>( 1, 1 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10856, [ ~( product( X, identity, Y ) ), =( X, Y ) ] )
% 1.41/1.79  , clause( 5, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T )
% 1.41/1.79     ] )
% 1.41/1.79  , 0, clause( 1, [ product( X, identity, X ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, X ), :=( Y, identity ), :=( Z, X ), :=( T, Y
% 1.41/1.79     )] ), substitution( 1, [ :=( X, X )] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 39, [ ~( product( X, identity, Y ) ), =( X, Y ) ] )
% 1.41/1.79  , clause( 10856, [ ~( product( X, identity, Y ) ), =( X, Y ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.41/1.79     ), ==>( 1, 1 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10858, [ ~( product( X, Y, Z ) ), ~( product( identity, Y, T ) ), 
% 1.41/1.79    product( inverse( X ), Z, T ) ] )
% 1.41/1.79  , clause( 6, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 1.41/1.79    Z, T, W ) ), product( X, U, W ) ] )
% 1.41/1.79  , 0, clause( 2, [ product( inverse( X ), X, identity ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, inverse( X ) ), :=( Y, X ), :=( Z, identity
% 1.41/1.79     ), :=( T, Y ), :=( U, Z ), :=( W, T )] ), substitution( 1, [ :=( X, X )] )
% 1.41/1.79    ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 116, [ ~( product( X, Y, Z ) ), ~( product( identity, Y, T ) ), 
% 1.41/1.79    product( inverse( X ), Z, T ) ] )
% 1.41/1.79  , clause( 10858, [ ~( product( X, Y, Z ) ), ~( product( identity, Y, T ) )
% 1.41/1.79    , product( inverse( X ), Z, T ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 1.41/1.79    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10863, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( X ) ), 
% 1.41/1.79    'subgroup_member'( identity ) ] )
% 1.41/1.79  , clause( 8, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) ), 
% 1.41/1.79    ~( product( X, inverse( Y ), Z ) ), 'subgroup_member'( Z ) ] )
% 1.41/1.79  , 2, clause( 3, [ product( X, inverse( X ), identity ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, X ), :=( Y, X ), :=( Z, identity )] ), 
% 1.41/1.79    substitution( 1, [ :=( X, X )] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  factor(
% 1.41/1.79  clause( 10864, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( identity )
% 1.41/1.79     ] )
% 1.41/1.79  , clause( 10863, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( X ) )
% 1.41/1.79    , 'subgroup_member'( identity ) ] )
% 1.41/1.79  , 0, 1, substitution( 0, [ :=( X, X )] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 285, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( identity ) ]
% 1.41/1.79     )
% 1.41/1.79  , clause( 10864, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( identity
% 1.41/1.79     ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 1.41/1.79    1 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10865, [ 'subgroup_member'( identity ) ] )
% 1.41/1.79  , clause( 285, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( identity )
% 1.41/1.79     ] )
% 1.41/1.79  , 0, clause( 33, [ 'subgroup_member'( 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( 'another_inverse'( a ) ) ) ) ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, 'another_inverse'( 'another_inverse'( 
% 1.41/1.79    'another_inverse'( 'another_inverse'( a ) ) ) ) )] ), substitution( 1, [] )
% 1.41/1.79    ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 305, [ 'subgroup_member'( identity ) ] )
% 1.41/1.79  , clause( 10865, [ 'subgroup_member'( identity ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10866, [ 'subgroup_member'( 'another_inverse'( identity ) ) ] )
% 1.41/1.79  , clause( 13, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( 
% 1.41/1.79    'another_inverse'( X ) ) ] )
% 1.41/1.79  , 0, clause( 305, [ 'subgroup_member'( identity ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, identity )] ), substitution( 1, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 316, [ 'subgroup_member'( 'another_inverse'( identity ) ) ] )
% 1.41/1.79  , clause( 10866, [ 'subgroup_member'( 'another_inverse'( identity ) ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10867, [ product( 'another_identity', 'another_inverse'( identity )
% 1.41/1.79    , 'another_inverse'( identity ) ) ] )
% 1.41/1.79  , clause( 9, [ ~( 'subgroup_member'( X ) ), product( 'another_identity', X
% 1.41/1.79    , X ) ] )
% 1.41/1.79  , 0, clause( 316, [ 'subgroup_member'( 'another_inverse'( identity ) ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, 'another_inverse'( identity ) )] ), 
% 1.41/1.79    substitution( 1, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 321, [ product( 'another_identity', 'another_inverse'( identity ), 
% 1.41/1.79    'another_inverse'( identity ) ) ] )
% 1.41/1.79  , clause( 10867, [ product( 'another_identity', 'another_inverse'( identity
% 1.41/1.79     ), 'another_inverse'( identity ) ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10868, [ product( a, 'another_inverse'( a ), 'another_identity' ) ]
% 1.41/1.79     )
% 1.41/1.79  , clause( 11, [ ~( 'subgroup_member'( X ) ), product( X, 'another_inverse'( 
% 1.41/1.79    X ), 'another_identity' ) ] )
% 1.41/1.79  , 0, clause( 16, [ 'subgroup_member'( a ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, a )] ), substitution( 1, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 355, [ product( a, 'another_inverse'( a ), 'another_identity' ) ]
% 1.41/1.79     )
% 1.41/1.79  , clause( 10868, [ product( a, 'another_inverse'( a ), 'another_identity' )
% 1.41/1.79     ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10869, [ ~( product( Y, X, X ) ), =( Y, identity ) ] )
% 1.41/1.79  , clause( 15, [ ~( product( X, Y, Z ) ), ~( product( T, Y, Z ) ), =( T, X )
% 1.41/1.79     ] )
% 1.41/1.79  , 0, clause( 0, [ product( identity, X, X ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, identity ), :=( Y, X ), :=( Z, X ), :=( T, Y
% 1.41/1.79     )] ), substitution( 1, [ :=( X, X )] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 649, [ ~( product( X, Y, Y ) ), =( X, identity ) ] )
% 1.41/1.79  , clause( 10869, [ ~( product( Y, X, X ) ), =( Y, identity ) ] )
% 1.41/1.79  , substitution( 0, [ :=( X, Y ), :=( Y, X )] ), permutation( 0, [ ==>( 0, 0
% 1.41/1.79     ), ==>( 1, 1 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  eqswap(
% 1.41/1.79  clause( 10871, [ =( identity, X ), ~( product( X, Y, Y ) ) ] )
% 1.41/1.79  , clause( 649, [ ~( product( X, Y, Y ) ), =( X, identity ) ] )
% 1.41/1.79  , 1, substitution( 0, [ :=( X, X ), :=( Y, Y )] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10872, [ =( identity, 'another_identity' ) ] )
% 1.41/1.79  , clause( 10871, [ =( identity, X ), ~( product( X, Y, Y ) ) ] )
% 1.41/1.79  , 1, clause( 321, [ product( 'another_identity', 'another_inverse'( 
% 1.41/1.79    identity ), 'another_inverse'( identity ) ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, 'another_identity' ), :=( Y, 
% 1.41/1.79    'another_inverse'( identity ) )] ), substitution( 1, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  eqswap(
% 1.41/1.79  clause( 10873, [ =( 'another_identity', identity ) ] )
% 1.41/1.79  , clause( 10872, [ =( identity, 'another_identity' ) ] )
% 1.41/1.79  , 0, substitution( 0, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 934, [ =( 'another_identity', identity ) ] )
% 1.41/1.79  , clause( 10873, [ =( 'another_identity', identity ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  paramod(
% 1.41/1.79  clause( 10879, [ product( a, 'another_inverse'( a ), identity ), ~( product( 
% 1.41/1.79    'another_identity', X, X ) ) ] )
% 1.41/1.79  , clause( 649, [ ~( product( X, Y, Y ) ), =( X, identity ) ] )
% 1.41/1.79  , 1, clause( 355, [ product( a, 'another_inverse'( a ), 'another_identity'
% 1.41/1.79     ) ] )
% 1.41/1.79  , 0, 4, substitution( 0, [ :=( X, 'another_identity' ), :=( Y, X )] ), 
% 1.41/1.79    substitution( 1, [] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  paramod(
% 1.41/1.79  clause( 10920, [ ~( product( identity, X, X ) ), product( a, 
% 1.41/1.79    'another_inverse'( a ), identity ) ] )
% 1.41/1.79  , clause( 934, [ =( 'another_identity', identity ) ] )
% 1.41/1.79  , 0, clause( 10879, [ product( a, 'another_inverse'( a ), identity ), ~( 
% 1.41/1.79    product( 'another_identity', X, X ) ) ] )
% 1.41/1.79  , 1, 2, substitution( 0, [] ), substitution( 1, [ :=( X, X )] )).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10921, [ product( a, 'another_inverse'( a ), identity ) ] )
% 1.41/1.79  , clause( 10920, [ ~( product( identity, X, X ) ), product( a, 
% 1.41/1.79    'another_inverse'( a ), identity ) ] )
% 1.41/1.79  , 0, clause( 0, [ product( identity, X, X ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, X )] ), substitution( 1, [ :=( X, X )] )
% 1.41/1.79    ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  subsumption(
% 1.41/1.79  clause( 954, [ product( a, 'another_inverse'( a ), identity ) ] )
% 1.41/1.79  , clause( 10921, [ product( a, 'another_inverse'( a ), identity ) ] )
% 1.41/1.79  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.41/1.79  
% 1.41/1.79  
% 1.41/1.79  resolution(
% 1.41/1.79  clause( 10923, [ ~( product( identity, identity, X ) ), product( X, Y, Y )
% 1.41/1.79     ] )
% 1.41/1.79  , clause( 24, [ ~( product( X, X, Y ) ), ~( product( X, Z, Z ) ), product( 
% 1.41/1.79    Y, Z, Z ) ] )
% 1.41/1.79  , 1, clause( 0, [ product( identity, X, X ) ] )
% 1.41/1.79  , 0, substitution( 0, [ :=( X, identity )Cputime limit exceeded (core dumped)
%------------------------------------------------------------------------------