TSTP Solution File: GRP039-4 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GRP039-4 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n032.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 07:34:31 EDT 2022

% Result   : Unsatisfiable 47.45s 47.86s
% Output   : Refutation 47.45s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : GRP039-4 : TPTP v8.1.0. Released v1.0.0.
% 0.11/0.12  % Command  : bliksem %s
% 0.11/0.32  % Computer : n032.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit : 300
% 0.11/0.32  % DateTime : Mon Jun 13 19:16:42 EDT 2022
% 0.11/0.32  % CPUTime  : 
% 26.25/26.67  *** allocated 10000 integers for termspace/termends
% 26.25/26.67  *** allocated 10000 integers for clauses
% 26.25/26.67  *** allocated 10000 integers for justifications
% 26.25/26.67  Bliksem 1.12
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Automatic Strategy Selection
% 26.25/26.67  
% 26.25/26.67  Clauses:
% 26.25/26.67  [
% 26.25/26.67     [ product( identity, X, X ) ],
% 26.25/26.67     [ product( X, identity, X ) ],
% 26.25/26.67     [ product( inverse( X ), X, identity ) ],
% 26.25/26.67     [ product( X, inverse( X ), identity ) ],
% 26.25/26.67     [ product( X, Y, multiply( X, Y ) ) ],
% 26.25/26.67     [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T ) ],
% 26.25/26.67     [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( Z, T, W
% 26.25/26.67     ) ), product( X, U, W ) ],
% 26.25/26.67     [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( X, U, W
% 26.25/26.67     ) ), product( Z, T, W ) ],
% 26.25/26.67     [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( inverse( X ) ) ],
% 26.25/26.67     [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) ), ~( product( 
% 26.25/26.67    X, Y, Z ) ), 'subgroup_member'( Z ) ],
% 26.25/26.67     [ 'subgroup_member'( identity ) ],
% 26.25/26.67     [ 'subgroup_member'( 'element_in_O2'( X, Y ) ), 'subgroup_member'( Y ), 
% 26.25/26.67    'subgroup_member'( X ) ],
% 26.25/26.67     [ product( X, 'element_in_O2'( X, Y ), Y ), 'subgroup_member'( Y ), 
% 26.25/26.67    'subgroup_member'( X ) ],
% 26.25/26.67     [ 'subgroup_member'( b ) ],
% 26.25/26.67     [ product( b, inverse( a ), c ) ],
% 26.25/26.67     [ product( a, c, d ) ],
% 26.25/26.67     [ ~( 'subgroup_member'( d ) ) ]
% 26.25/26.67  ] .
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  percentage equality = 0.030303, percentage horn = 0.882353
% 26.25/26.67  This is a problem with some equality
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Options Used:
% 26.25/26.67  
% 26.25/26.67  useres =            1
% 26.25/26.67  useparamod =        1
% 26.25/26.67  useeqrefl =         1
% 26.25/26.67  useeqfact =         1
% 26.25/26.67  usefactor =         1
% 26.25/26.67  usesimpsplitting =  0
% 26.25/26.67  usesimpdemod =      5
% 26.25/26.67  usesimpres =        3
% 26.25/26.67  
% 26.25/26.67  resimpinuse      =  1000
% 26.25/26.67  resimpclauses =     20000
% 26.25/26.67  substype =          eqrewr
% 26.25/26.67  backwardsubs =      1
% 26.25/26.67  selectoldest =      5
% 26.25/26.67  
% 26.25/26.67  litorderings [0] =  split
% 26.25/26.67  litorderings [1] =  extend the termordering, first sorting on arguments
% 26.25/26.67  
% 26.25/26.67  termordering =      kbo
% 26.25/26.67  
% 26.25/26.67  litapriori =        0
% 26.25/26.67  termapriori =       1
% 26.25/26.67  litaposteriori =    0
% 26.25/26.67  termaposteriori =   0
% 26.25/26.67  demodaposteriori =  0
% 26.25/26.67  ordereqreflfact =   0
% 26.25/26.67  
% 26.25/26.67  litselect =         negord
% 26.25/26.67  
% 26.25/26.67  maxweight =         15
% 26.25/26.67  maxdepth =          30000
% 26.25/26.67  maxlength =         115
% 26.25/26.67  maxnrvars =         195
% 26.25/26.67  excuselevel =       1
% 26.25/26.67  increasemaxweight = 1
% 26.25/26.67  
% 26.25/26.67  maxselected =       10000000
% 26.25/26.67  maxnrclauses =      10000000
% 26.25/26.67  
% 26.25/26.67  showgenerated =    0
% 26.25/26.67  showkept =         0
% 26.25/26.67  showselected =     0
% 26.25/26.67  showdeleted =      0
% 26.25/26.67  showresimp =       1
% 26.25/26.67  showstatus =       2000
% 26.25/26.67  
% 26.25/26.67  prologoutput =     1
% 26.25/26.67  nrgoals =          5000000
% 26.25/26.67  totalproof =       1
% 26.25/26.67  
% 26.25/26.67  Symbols occurring in the translation:
% 26.25/26.67  
% 26.25/26.67  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 26.25/26.67  .  [1, 2]      (w:1, o:30, a:1, s:1, b:0), 
% 26.25/26.67  !  [4, 1]      (w:0, o:23, a:1, s:1, b:0), 
% 26.25/26.67  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 26.25/26.67  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 26.25/26.67  identity  [39, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 26.25/26.67  product  [41, 3]      (w:1, o:57, a:1, s:1, b:0), 
% 26.25/26.67  inverse  [42, 1]      (w:1, o:28, a:1, s:1, b:0), 
% 26.25/26.67  multiply  [44, 2]      (w:1, o:55, a:1, s:1, b:0), 
% 26.25/26.67  'subgroup_member'  [49, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 26.25/26.67  'element_in_O2'  [53, 2]      (w:1, o:56, a:1, s:1, b:0), 
% 26.25/26.67  b  [54, 0]      (w:1, o:20, a:1, s:1, b:0), 
% 26.25/26.67  a  [55, 0]      (w:1, o:19, a:1, s:1, b:0), 
% 26.25/26.67  c  [56, 0]      (w:1, o:21, a:1, s:1, b:0), 
% 26.25/26.67  d  [57, 0]      (w:1, o:22, a:1, s:1, b:0).
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Starting Search:
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Intermediate Status:
% 26.25/26.67  Generated:    4617
% 26.25/26.67  Kept:         2013
% 26.25/26.67  Inuse:        100
% 26.25/26.67  Deleted:      11
% 26.25/26.67  Deletedinuse: 5
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Intermediate Status:
% 26.25/26.67  Generated:    9893
% 26.25/26.67  Kept:         4029
% 26.25/26.67  Inuse:        163
% 26.25/26.67  Deleted:      14
% 26.25/26.67  Deletedinuse: 5
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Intermediate Status:
% 26.25/26.67  Generated:    15280
% 26.25/26.67  Kept:         6049
% 26.25/26.67  Inuse:        223
% 26.25/26.67  Deleted:      16
% 26.25/26.67  Deletedinuse: 5
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Intermediate Status:
% 26.25/26.67  Generated:    20981
% 26.25/26.67  Kept:         8075
% 26.25/26.67  Inuse:        271
% 26.25/26.67  Deleted:      21
% 26.25/26.67  Deletedinuse: 5
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Intermediate Status:
% 26.25/26.67  Generated:    30552
% 26.25/26.67  Kept:         10095
% 26.25/26.67  Inuse:        331
% 26.25/26.67  Deleted:      21
% 26.25/26.67  Deletedinuse: 5
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  Resimplifying inuse:
% 26.25/26.67  Done
% 26.25/26.67  
% 26.25/26.67  
% 26.25/26.67  Intermediate Status:
% 26.25/26.67  Generated:    35267
% 26.25/26.67  Kept:         12113
% 26.25/26.67  Inuse:        360
% 26.25/26.67  Deleted:      21
% 26.25/26.67  Deletedinuse: 5
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    43069
% 47.45/47.86  Kept:         14248
% 47.45/47.86  Inuse:        408
% 47.45/47.86  Deleted:      32
% 47.45/47.86  Deletedinuse: 14
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    57213
% 47.45/47.86  Kept:         16261
% 47.45/47.86  Inuse:        460
% 47.45/47.86  Deleted:      36
% 47.45/47.86  Deletedinuse: 16
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    76610
% 47.45/47.86  Kept:         18280
% 47.45/47.86  Inuse:        512
% 47.45/47.86  Deleted:      46
% 47.45/47.86  Deletedinuse: 25
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying clauses:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    89228
% 47.45/47.86  Kept:         20320
% 47.45/47.86  Inuse:        576
% 47.45/47.86  Deleted:      2395
% 47.45/47.86  Deletedinuse: 33
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    104872
% 47.45/47.86  Kept:         22371
% 47.45/47.86  Inuse:        622
% 47.45/47.86  Deleted:      2414
% 47.45/47.86  Deletedinuse: 51
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    113728
% 47.45/47.86  Kept:         24391
% 47.45/47.86  Inuse:        653
% 47.45/47.86  Deleted:      2415
% 47.45/47.86  Deletedinuse: 51
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    123332
% 47.45/47.86  Kept:         26406
% 47.45/47.86  Inuse:        683
% 47.45/47.86  Deleted:      2415
% 47.45/47.86  Deletedinuse: 51
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    138062
% 47.45/47.86  Kept:         28424
% 47.45/47.86  Inuse:        715
% 47.45/47.86  Deleted:      2521
% 47.45/47.86  Deletedinuse: 147
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    157050
% 47.45/47.86  Kept:         32353
% 47.45/47.86  Inuse:        740
% 47.45/47.86  Deleted:      2537
% 47.45/47.86  Deletedinuse: 163
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    165173
% 47.45/47.86  Kept:         34402
% 47.45/47.86  Inuse:        781
% 47.45/47.86  Deleted:      2544
% 47.45/47.86  Deletedinuse: 167
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    174397
% 47.45/47.86  Kept:         36436
% 47.45/47.86  Inuse:        822
% 47.45/47.86  Deleted:      2557
% 47.45/47.86  Deletedinuse: 169
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    183560
% 47.45/47.86  Kept:         38485
% 47.45/47.86  Inuse:        847
% 47.45/47.86  Deleted:      2559
% 47.45/47.86  Deletedinuse: 169
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying clauses:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    194761
% 47.45/47.86  Kept:         40485
% 47.45/47.86  Inuse:        877
% 47.45/47.86  Deleted:      10378
% 47.45/47.86  Deletedinuse: 187
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    209407
% 47.45/47.86  Kept:         42523
% 47.45/47.86  Inuse:        919
% 47.45/47.86  Deleted:      10379
% 47.45/47.86  Deletedinuse: 188
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    219670
% 47.45/47.86  Kept:         44525
% 47.45/47.86  Inuse:        956
% 47.45/47.86  Deleted:      10380
% 47.45/47.86  Deletedinuse: 188
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    228146
% 47.45/47.86  Kept:         46608
% 47.45/47.86  Inuse:        991
% 47.45/47.86  Deleted:      10384
% 47.45/47.86  Deletedinuse: 192
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    235708
% 47.45/47.86  Kept:         48624
% 47.45/47.86  Inuse:        1016
% 47.45/47.86  Deleted:      10384
% 47.45/47.86  Deletedinuse: 192
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    246285
% 47.45/47.86  Kept:         50630
% 47.45/47.86  Inuse:        1057
% 47.45/47.86  Deleted:      10530
% 47.45/47.86  Deletedinuse: 336
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    258696
% 47.45/47.86  Kept:         52637
% 47.45/47.86  Inuse:        1091
% 47.45/47.86  Deleted:      10531
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    268476
% 47.45/47.86  Kept:         54834
% 47.45/47.86  Inuse:        1135
% 47.45/47.86  Deleted:      10536
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    275060
% 47.45/47.86  Kept:         56949
% 47.45/47.86  Inuse:        1166
% 47.45/47.86  Deleted:      10540
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    279016
% 47.45/47.86  Kept:         58967
% 47.45/47.86  Inuse:        1176
% 47.45/47.86  Deleted:      10556
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying clauses:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    289535
% 47.45/47.86  Kept:         60999
% 47.45/47.86  Inuse:        1194
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    300676
% 47.45/47.86  Kept:         63045
% 47.45/47.86  Inuse:        1237
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    307300
% 47.45/47.86  Kept:         65069
% 47.45/47.86  Inuse:        1261
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    314603
% 47.45/47.86  Kept:         67088
% 47.45/47.86  Inuse:        1284
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    320928
% 47.45/47.86  Kept:         69138
% 47.45/47.86  Inuse:        1305
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    330170
% 47.45/47.86  Kept:         71184
% 47.45/47.86  Inuse:        1340
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    337869
% 47.45/47.86  Kept:         73333
% 47.45/47.86  Inuse:        1365
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    346214
% 47.45/47.86  Kept:         75339
% 47.45/47.86  Inuse:        1393
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    353319
% 47.45/47.86  Kept:         77450
% 47.45/47.86  Inuse:        1410
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    359590
% 47.45/47.86  Kept:         79461
% 47.45/47.86  Inuse:        1431
% 47.45/47.86  Deleted:      20577
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying clauses:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    366651
% 47.45/47.86  Kept:         81473
% 47.45/47.86  Inuse:        1452
% 47.45/47.86  Deleted:      20776
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    374042
% 47.45/47.86  Kept:         83526
% 47.45/47.86  Inuse:        1476
% 47.45/47.86  Deleted:      20776
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    381148
% 47.45/47.86  Kept:         85535
% 47.45/47.86  Inuse:        1503
% 47.45/47.86  Deleted:      20776
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    388650
% 47.45/47.86  Kept:         87557
% 47.45/47.86  Inuse:        1530
% 47.45/47.86  Deleted:      20776
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Intermediate Status:
% 47.45/47.86  Generated:    398216
% 47.45/47.86  Kept:         89727
% 47.45/47.86  Inuse:        1560
% 47.45/47.86  Deleted:      20776
% 47.45/47.86  Deletedinuse: 337
% 47.45/47.86  
% 47.45/47.86  Resimplifying inuse:
% 47.45/47.86  Done
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  Bliksems!, er is een bewijs:
% 47.45/47.86  % SZS status Unsatisfiable
% 47.45/47.86  % SZS output start Refutation
% 47.45/47.86  
% 47.45/47.86  clause( 0, [ product( identity, X, X ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 1, [ product( X, identity, X ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 2, [ product( inverse( X ), X, identity ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 3, [ product( X, inverse( X ), identity ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 5, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T ) ]
% 47.45/47.86     )
% 47.45/47.86  .
% 47.45/47.86  clause( 6, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 47.45/47.86    Z, T, W ) ), product( X, U, W ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 7, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 47.45/47.86    X, U, W ) ), product( Z, T, W ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 8, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( inverse( X ) )
% 47.45/47.86     ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 9, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) ), ~( 
% 47.45/47.86    product( X, Y, Z ) ), 'subgroup_member'( Z ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 11, [ 'subgroup_member'( 'element_in_O2'( X, Y ) ), 
% 47.45/47.86    'subgroup_member'( Y ), 'subgroup_member'( X ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 12, [ product( X, 'element_in_O2'( X, Y ), Y ), 'subgroup_member'( 
% 47.45/47.86    Y ), 'subgroup_member'( X ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 13, [ 'subgroup_member'( b ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 14, [ product( b, inverse( a ), c ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 15, [ product( a, c, d ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 16, [ ~( 'subgroup_member'( d ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 28, [ 'subgroup_member'( inverse( b ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 38, [ ~( product( identity, X, Y ) ), =( X, Y ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 39, [ ~( product( X, identity, Y ) ), =( X, Y ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 96, [ ~( product( inverse( X ), Y, Z ) ), ~( product( identity, Y, 
% 47.45/47.86    T ) ), product( X, Z, T ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 102, [ ~( product( X, Y, Z ) ), ~( product( identity, Y, T ) ), 
% 47.45/47.86    product( inverse( X ), Z, T ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 107, [ ~( product( X, Y, identity ) ), ~( product( Y, Z, T ) ), 
% 47.45/47.86    product( X, T, Z ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 164, [ ~( product( X, a, Y ) ), ~( product( X, d, Z ) ), product( Y
% 47.45/47.86    , c, Z ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 261, [ product( b, X, c ), ~( product( identity, inverse( a ), X )
% 47.45/47.86     ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 267, [ product( X, Y, identity ), ~( product( identity, inverse( X
% 47.45/47.86     ), Y ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 279, [ product( inverse( Y ), Y, X ), ~( product( identity, 
% 47.45/47.86    identity, X ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 332, [ ~( 'subgroup_member'( inverse( a ) ) ), 'subgroup_member'( c
% 47.45/47.86     ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 333, [ ~( 'subgroup_member'( a ) ), ~( 'subgroup_member'( c ) ) ]
% 47.45/47.86     )
% 47.45/47.86  .
% 47.45/47.86  clause( 381, [ ~( 'subgroup_member'( a ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 417, [ 'subgroup_member'( 'element_in_O2'( a, X ) ), 
% 47.45/47.86    'subgroup_member'( X ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 520, [ product( a, 'element_in_O2'( a, X ), X ), 'subgroup_member'( 
% 47.45/47.86    X ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 4096, [ 'subgroup_member'( 'element_in_O2'( a, d ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 45698, [ ~( product( identity, inverse( a ), X ) ), ~( product( 
% 47.45/47.86    identity, X, Y ) ), product( inverse( b ), c, Y ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 45738, [ product( inverse( b ), c, inverse( a ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 46368, [ ~( 'subgroup_member'( c ) ), 'subgroup_member'( inverse( a
% 47.45/47.86     ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 46486, [ ~( 'subgroup_member'( c ) ), 'subgroup_member'( inverse( 
% 47.45/47.86    inverse( a ) ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 48095, [ ~( product( identity, inverse( inverse( X ) ), Y ) ), ~( 
% 47.45/47.86    product( identity, Y, Z ) ), product( X, identity, Z ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 48124, [ product( X, identity, inverse( inverse( X ) ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 49027, [ =( inverse( inverse( X ) ), X ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 49043, [ ~( 'subgroup_member'( c ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 49083, [ ~( 'subgroup_member'( X ) ), ~( product( identity, c, X )
% 47.45/47.86     ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 52211, [ ~( product( identity, c, 'element_in_O2'( a, d ) ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 52994, [ ~( product( X, a, identity ) ), ~( product( X, d, 
% 47.45/47.86    'element_in_O2'( a, d ) ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 90182, [ product( a, 'element_in_O2'( a, d ), d ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 90806, [ ~( product( X, a, identity ) ) ] )
% 47.45/47.86  .
% 47.45/47.86  clause( 90853, [] )
% 47.45/47.86  .
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  % SZS output end Refutation
% 47.45/47.86  found a proof!
% 47.45/47.86  
% 47.45/47.86  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 47.45/47.86  
% 47.45/47.86  initialclauses(
% 47.45/47.86  [ clause( 90855, [ product( identity, X, X ) ] )
% 47.45/47.86  , clause( 90856, [ product( X, identity, X ) ] )
% 47.45/47.86  , clause( 90857, [ product( inverse( X ), X, identity ) ] )
% 47.45/47.86  , clause( 90858, [ product( X, inverse( X ), identity ) ] )
% 47.45/47.86  , clause( 90859, [ product( X, Y, multiply( X, Y ) ) ] )
% 47.45/47.86  , clause( 90860, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, 
% 47.45/47.86    T ) ] )
% 47.45/47.86  , clause( 90861, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 47.45/47.86    product( Z, T, W ) ), product( X, U, W ) ] )
% 47.45/47.86  , clause( 90862, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 47.45/47.86    product( X, U, W ) ), product( Z, T, W ) ] )
% 47.45/47.86  , clause( 90863, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( inverse( 
% 47.45/47.86    X ) ) ] )
% 47.45/47.86  , clause( 90864, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) )
% 47.45/47.86    , ~( product( X, Y, Z ) ), 'subgroup_member'( Z ) ] )
% 47.45/47.86  , clause( 90865, [ 'subgroup_member'( identity ) ] )
% 47.45/47.86  , clause( 90866, [ 'subgroup_member'( 'element_in_O2'( X, Y ) ), 
% 47.45/47.86    'subgroup_member'( Y ), 'subgroup_member'( X ) ] )
% 47.45/47.86  , clause( 90867, [ product( X, 'element_in_O2'( X, Y ), Y ), 
% 47.45/47.86    'subgroup_member'( Y ), 'subgroup_member'( X ) ] )
% 47.45/47.86  , clause( 90868, [ 'subgroup_member'( b ) ] )
% 47.45/47.86  , clause( 90869, [ product( b, inverse( a ), c ) ] )
% 47.45/47.86  , clause( 90870, [ product( a, c, d ) ] )
% 47.45/47.86  , clause( 90871, [ ~( 'subgroup_member'( d ) ) ] )
% 47.45/47.86  ] ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 0, [ product( identity, X, X ) ] )
% 47.45/47.86  , clause( 90855, [ product( identity, X, X ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 1, [ product( X, identity, X ) ] )
% 47.45/47.86  , clause( 90856, [ product( X, identity, X ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 2, [ product( inverse( X ), X, identity ) ] )
% 47.45/47.86  , clause( 90857, [ product( inverse( X ), X, identity ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 3, [ product( X, inverse( X ), identity ) ] )
% 47.45/47.86  , clause( 90858, [ product( X, inverse( X ), identity ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 5, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T ) ]
% 47.45/47.86     )
% 47.45/47.86  , clause( 90860, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, 
% 47.45/47.86    T ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 47.45/47.86    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 6, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 47.45/47.86    Z, T, W ) ), product( X, U, W ) ] )
% 47.45/47.86  , clause( 90861, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 47.45/47.86    product( Z, T, W ) ), product( X, U, W ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 47.45/47.86    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2
% 47.45/47.86    , 2 ), ==>( 3, 3 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 7, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( 
% 47.45/47.86    X, U, W ) ), product( Z, T, W ) ] )
% 47.45/47.86  , clause( 90862, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 47.45/47.86    product( X, U, W ) ), product( Z, T, W ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 47.45/47.86    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2
% 47.45/47.86    , 2 ), ==>( 3, 3 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 8, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( inverse( X ) )
% 47.45/47.86     ] )
% 47.45/47.86  , clause( 90863, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( inverse( 
% 47.45/47.86    X ) ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 47.45/47.86    1 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 9, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) ), ~( 
% 47.45/47.86    product( X, Y, Z ) ), 'subgroup_member'( Z ) ] )
% 47.45/47.86  , clause( 90864, [ ~( 'subgroup_member'( X ) ), ~( 'subgroup_member'( Y ) )
% 47.45/47.86    , ~( product( X, Y, Z ) ), 'subgroup_member'( Z ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 47.45/47.86    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 ), ==>( 3, 3 )] )
% 47.45/47.86     ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 11, [ 'subgroup_member'( 'element_in_O2'( X, Y ) ), 
% 47.45/47.86    'subgroup_member'( Y ), 'subgroup_member'( X ) ] )
% 47.45/47.86  , clause( 90866, [ 'subgroup_member'( 'element_in_O2'( X, Y ) ), 
% 47.45/47.86    'subgroup_member'( Y ), 'subgroup_member'( X ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 47.45/47.86     ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 12, [ product( X, 'element_in_O2'( X, Y ), Y ), 'subgroup_member'( 
% 47.45/47.86    Y ), 'subgroup_member'( X ) ] )
% 47.45/47.86  , clause( 90867, [ product( X, 'element_in_O2'( X, Y ), Y ), 
% 47.45/47.86    'subgroup_member'( Y ), 'subgroup_member'( X ) ] )
% 47.45/47.86  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 47.45/47.86     ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 13, [ 'subgroup_member'( b ) ] )
% 47.45/47.86  , clause( 90868, [ 'subgroup_member'( b ) ] )
% 47.45/47.86  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 14, [ product( b, inverse( a ), c ) ] )
% 47.45/47.86  , clause( 90869, [ product( b, inverse( a ), c ) ] )
% 47.45/47.86  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 15, [ product( a, c, d ) ] )
% 47.45/47.86  , clause( 90870, [ product( a, c, d ) ] )
% 47.45/47.86  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 16, [ ~( 'subgroup_member'( d ) ) ] )
% 47.45/47.86  , clause( 90871, [ ~( 'subgroup_member'( d ) ) ] )
% 47.45/47.86  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  resolution(
% 47.45/47.86  clause( 90977, [ 'subgroup_member'( inverse( b ) ) ] )
% 47.45/47.86  , clause( 8, [ ~( 'subgroup_member'( X ) ), 'subgroup_member'( inverse( X )
% 47.45/47.86     ) ] )
% 47.45/47.86  , 0, clause( 13, [ 'subgroup_member'( b ) ] )
% 47.45/47.86  , 0, substitution( 0, [ :=( X, b )] ), substitution( 1, [] )).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  subsumption(
% 47.45/47.86  clause( 28, [ 'subgroup_member'( inverse( b ) ) ] )
% 47.45/47.86  , clause( 90977, [ 'subgroup_member'( inverse( b ) ) ] )
% 47.45/47.86  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 47.45/47.86  
% 47.45/47.86  
% 47.45/47.86  resolution(
% 47.45/47.86  clause( 90978, [ ~( product( identity, X, Y ) ), =( X, Y ) ] )
% 47.45/47.86  , clause( 5, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T )
% 47.45/47.86     ] )
% 47.45/47.86  , 0, clause( 0, [ product( identity, X, X ) ] )
% 47.45/47.86  , 0, substitution( 0, [ :=( X, identity ), :=( Y, X ), :=( Z, X ), :=( T, Y
% 47.45/47.86     )] ), substitution( 1, [ :=( X, X )] )Cputime limit exceeded (core dumped)
%------------------------------------------------------------------------------