TSTP Solution File: LCL116-1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : LCL116-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n017.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 : Sun Jul 17 07:50:33 EDT 2022

% Result   : Unsatisfiable 18.85s 19.27s
% Output   : Refutation 18.85s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem  : LCL116-1 : TPTP v8.1.0. Released v1.0.0.
% 0.10/0.12  % Command  : bliksem %s
% 0.11/0.33  % Computer : n017.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit : 300
% 0.11/0.33  % DateTime : Sat Jul  2 21:04:55 EDT 2022
% 0.11/0.33  % CPUTime  : 
% 3.05/3.45  *** allocated 10000 integers for termspace/termends
% 3.05/3.45  *** allocated 10000 integers for clauses
% 3.05/3.45  *** allocated 10000 integers for justifications
% 3.05/3.45  Bliksem 1.12
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Automatic Strategy Selection
% 3.05/3.45  
% 3.05/3.45  Clauses:
% 3.05/3.45  [
% 3.05/3.45     [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( X ) ), 
% 3.05/3.45    'is_a_theorem'( Y ) ],
% 3.05/3.45     [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ],
% 3.05/3.45     [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y, Z ), 
% 3.05/3.45    implies( X, Z ) ) ) ) ],
% 3.05/3.45     [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), implies( 
% 3.05/3.45    implies( Y, X ), X ) ) ) ],
% 3.05/3.45     [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), implies( Y, X
% 3.05/3.45     ) ) ) ],
% 3.05/3.45     [ ~( 'is_a_theorem'( implies( not( a ), implies( b, not( implies( b, a )
% 3.05/3.45     ) ) ) ) ) ]
% 3.05/3.45  ] .
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  percentage equality = 0.000000, percentage horn = 1.000000
% 3.05/3.45  This is a near-Horn, non-equality  problem
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Options Used:
% 3.05/3.45  
% 3.05/3.45  useres =            1
% 3.05/3.45  useparamod =        0
% 3.05/3.45  useeqrefl =         0
% 3.05/3.45  useeqfact =         0
% 3.05/3.45  usefactor =         1
% 3.05/3.45  usesimpsplitting =  0
% 3.05/3.45  usesimpdemod =      0
% 3.05/3.45  usesimpres =        4
% 3.05/3.45  
% 3.05/3.45  resimpinuse      =  1000
% 3.05/3.45  resimpclauses =     20000
% 3.05/3.45  substype =          standard
% 3.05/3.45  backwardsubs =      1
% 3.05/3.45  selectoldest =      5
% 3.05/3.45  
% 3.05/3.45  litorderings [0] =  split
% 3.05/3.45  litorderings [1] =  liftord
% 3.05/3.45  
% 3.05/3.45  termordering =      none
% 3.05/3.45  
% 3.05/3.45  litapriori =        1
% 3.05/3.45  termapriori =       0
% 3.05/3.45  litaposteriori =    0
% 3.05/3.45  termaposteriori =   0
% 3.05/3.45  demodaposteriori =  0
% 3.05/3.45  ordereqreflfact =   0
% 3.05/3.45  
% 3.05/3.45  litselect =         negative
% 3.05/3.45  
% 3.05/3.45  maxweight =         30000
% 3.05/3.45  maxdepth =          30000
% 3.05/3.45  maxlength =         115
% 3.05/3.45  maxnrvars =         195
% 3.05/3.45  excuselevel =       0
% 3.05/3.45  increasemaxweight = 0
% 3.05/3.45  
% 3.05/3.45  maxselected =       10000000
% 3.05/3.45  maxnrclauses =      10000000
% 3.05/3.45  
% 3.05/3.45  showgenerated =    0
% 3.05/3.45  showkept =         0
% 3.05/3.45  showselected =     0
% 3.05/3.45  showdeleted =      0
% 3.05/3.45  showresimp =       1
% 3.05/3.45  showstatus =       2000
% 3.05/3.45  
% 3.05/3.45  prologoutput =     1
% 3.05/3.45  nrgoals =          5000000
% 3.05/3.45  totalproof =       1
% 3.05/3.45  
% 3.05/3.45  Symbols occurring in the translation:
% 3.05/3.45  
% 3.05/3.45  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 3.05/3.45  .  [1, 2]      (w:1, o:21, a:1, s:1, b:0), 
% 3.05/3.45  !  [4, 1]      (w:1, o:14, a:1, s:1, b:0), 
% 3.05/3.45  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 3.05/3.45  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 3.05/3.45  implies  [41, 2]      (w:1, o:46, a:1, s:1, b:0), 
% 3.05/3.45  'is_a_theorem'  [42, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 3.05/3.45  not  [44, 1]      (w:1, o:20, a:1, s:1, b:0), 
% 3.05/3.45  a  [45, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 3.05/3.45  b  [46, 0]      (w:1, o:13, a:1, s:1, b:0).
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Starting Search:
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    8356
% 3.05/3.45  Kept:         2027
% 3.05/3.45  Inuse:        411
% 3.05/3.45  Deleted:      0
% 3.05/3.45  Deletedinuse: 0
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    17097
% 3.05/3.45  Kept:         4061
% 3.05/3.45  Inuse:        628
% 3.05/3.45  Deleted:      0
% 3.05/3.45  Deletedinuse: 0
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    24851
% 3.05/3.45  Kept:         6078
% 3.05/3.45  Inuse:        746
% 3.05/3.45  Deleted:      0
% 3.05/3.45  Deletedinuse: 0
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    30707
% 3.05/3.45  Kept:         8110
% 3.05/3.45  Inuse:        857
% 3.05/3.45  Deleted:      2
% 3.05/3.45  Deletedinuse: 2
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    36852
% 3.05/3.45  Kept:         10173
% 3.05/3.45  Inuse:        919
% 3.05/3.45  Deleted:      2
% 3.05/3.45  Deletedinuse: 2
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    48589
% 3.05/3.45  Kept:         12206
% 3.05/3.45  Inuse:        1138
% 3.05/3.45  Deleted:      2
% 3.05/3.45  Deletedinuse: 2
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    58141
% 3.05/3.45  Kept:         14206
% 3.05/3.45  Inuse:        1273
% 3.05/3.45  Deleted:      13
% 3.05/3.45  Deletedinuse: 13
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    68374
% 3.05/3.45  Kept:         16360
% 3.05/3.45  Inuse:        1452
% 3.05/3.45  Deleted:      15
% 3.05/3.45  Deletedinuse: 13
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    79237
% 3.05/3.45  Kept:         18412
% 3.05/3.45  Inuse:        1594
% 3.05/3.45  Deleted:      21
% 3.05/3.45  Deletedinuse: 19
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying clauses:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    86625
% 3.05/3.45  Kept:         20554
% 3.05/3.45  Inuse:        1654
% 3.05/3.45  Deleted:      220
% 3.05/3.45  Deletedinuse: 19
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  Resimplifying inuse:
% 3.05/3.45  Done
% 3.05/3.45  
% 3.05/3.45  
% 3.05/3.45  Intermediate Status:
% 3.05/3.45  Generated:    93479
% 7.23/7.60  Kept:         22604
% 7.23/7.60  Inuse:        1716
% 7.23/7.60  Deleted:      220
% 7.23/7.60  Deletedinuse: 19
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    99762
% 7.23/7.60  Kept:         24672
% 7.23/7.60  Inuse:        1772
% 7.23/7.60  Deleted:      220
% 7.23/7.60  Deletedinuse: 19
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    110402
% 7.23/7.60  Kept:         26718
% 7.23/7.60  Inuse:        1843
% 7.23/7.60  Deleted:      220
% 7.23/7.60  Deletedinuse: 19
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    123125
% 7.23/7.60  Kept:         28741
% 7.23/7.60  Inuse:        1988
% 7.23/7.60  Deleted:      220
% 7.23/7.60  Deletedinuse: 19
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    130834
% 7.23/7.60  Kept:         30761
% 7.23/7.60  Inuse:        2054
% 7.23/7.60  Deleted:      220
% 7.23/7.60  Deletedinuse: 19
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    134809
% 7.23/7.60  Kept:         32872
% 7.23/7.60  Inuse:        2111
% 7.23/7.60  Deleted:      221
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    140890
% 7.23/7.60  Kept:         34903
% 7.23/7.60  Inuse:        2168
% 7.23/7.60  Deleted:      221
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    150719
% 7.23/7.60  Kept:         36991
% 7.23/7.60  Inuse:        2296
% 7.23/7.60  Deleted:      221
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    161622
% 7.23/7.60  Kept:         39087
% 7.23/7.60  Inuse:        2366
% 7.23/7.60  Deleted:      221
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying clauses:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    169972
% 7.23/7.60  Kept:         41103
% 7.23/7.60  Inuse:        2439
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    178986
% 7.23/7.60  Kept:         43218
% 7.23/7.60  Inuse:        2542
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    187048
% 7.23/7.60  Kept:         45304
% 7.23/7.60  Inuse:        2627
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    194154
% 7.23/7.60  Kept:         47408
% 7.23/7.60  Inuse:        2685
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    202276
% 7.23/7.60  Kept:         49455
% 7.23/7.60  Inuse:        2720
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    212017
% 7.23/7.60  Kept:         51456
% 7.23/7.60  Inuse:        2783
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    221426
% 7.23/7.60  Kept:         53500
% 7.23/7.60  Inuse:        2912
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    228335
% 7.23/7.60  Kept:         55780
% 7.23/7.60  Inuse:        2950
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    236210
% 7.23/7.60  Kept:         57846
% 7.23/7.60  Inuse:        2997
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    250033
% 7.23/7.60  Kept:         59975
% 7.23/7.60  Inuse:        3090
% 7.23/7.60  Deleted:      225
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying clauses:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    262296
% 7.23/7.60  Kept:         62130
% 7.23/7.60  Inuse:        3184
% 7.23/7.60  Deleted:      227
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    273111
% 7.23/7.60  Kept:         64292
% 7.23/7.60  Inuse:        3240
% 7.23/7.60  Deleted:      227
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    283325
% 7.23/7.60  Kept:         66421
% 7.23/7.60  Inuse:        3274
% 7.23/7.60  Deleted:      227
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    292290
% 7.23/7.60  Kept:         68449
% 7.23/7.60  Inuse:        3327
% 7.23/7.60  Deleted:      227
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  
% 7.23/7.60  Intermediate Status:
% 7.23/7.60  Generated:    306860
% 7.23/7.60  Kept:         70782
% 7.23/7.60  Inuse:        3409
% 7.23/7.60  Deleted:      227
% 7.23/7.60  Deletedinuse: 20
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 7.23/7.60  
% 7.23/7.60  Resimplifying inuse:
% 7.23/7.60  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    317077
% 14.45/14.90  Kept:         72934
% 14.45/14.90  Inuse:        3454
% 14.45/14.90  Deleted:      227
% 14.45/14.90  Deletedinuse: 20
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    325330
% 14.45/14.90  Kept:         75046
% 14.45/14.90  Inuse:        3517
% 14.45/14.90  Deleted:      227
% 14.45/14.90  Deletedinuse: 20
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    331419
% 14.45/14.90  Kept:         77104
% 14.45/14.90  Inuse:        3556
% 14.45/14.90  Deleted:      227
% 14.45/14.90  Deletedinuse: 20
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    342569
% 14.45/14.90  Kept:         79233
% 14.45/14.90  Inuse:        3625
% 14.45/14.90  Deleted:      227
% 14.45/14.90  Deletedinuse: 20
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying clauses:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    358152
% 14.45/14.90  Kept:         81385
% 14.45/14.90  Inuse:        3731
% 14.45/14.90  Deleted:      249
% 14.45/14.90  Deletedinuse: 20
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    367177
% 14.45/14.90  Kept:         83386
% 14.45/14.90  Inuse:        3787
% 14.45/14.90  Deleted:      249
% 14.45/14.90  Deletedinuse: 20
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    375567
% 14.45/14.90  Kept:         85438
% 14.45/14.90  Inuse:        3917
% 14.45/14.90  Deleted:      249
% 14.45/14.90  Deletedinuse: 20
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    382092
% 14.45/14.90  Kept:         87618
% 14.45/14.90  Inuse:        3962
% 14.45/14.90  Deleted:      249
% 14.45/14.90  Deletedinuse: 20
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    388760
% 14.45/14.90  Kept:         89682
% 14.45/14.90  Inuse:        3983
% 14.45/14.90  Deleted:      250
% 14.45/14.90  Deletedinuse: 21
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    394929
% 14.45/14.90  Kept:         91752
% 14.45/14.90  Inuse:        4015
% 14.45/14.90  Deleted:      250
% 14.45/14.90  Deletedinuse: 21
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    403980
% 14.45/14.90  Kept:         93883
% 14.45/14.90  Inuse:        4153
% 14.45/14.90  Deleted:      250
% 14.45/14.90  Deletedinuse: 21
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    413327
% 14.45/14.90  Kept:         95955
% 14.45/14.90  Inuse:        4199
% 14.45/14.90  Deleted:      250
% 14.45/14.90  Deletedinuse: 21
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    422185
% 14.45/14.90  Kept:         98281
% 14.45/14.90  Inuse:        4304
% 14.45/14.90  Deleted:      250
% 14.45/14.90  Deletedinuse: 21
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying clauses:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    434953
% 14.45/14.90  Kept:         100487
% 14.45/14.90  Inuse:        4408
% 14.45/14.90  Deleted:      258
% 14.45/14.90  Deletedinuse: 21
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    441176
% 14.45/14.90  Kept:         102613
% 14.45/14.90  Inuse:        4439
% 14.45/14.90  Deleted:      261
% 14.45/14.90  Deletedinuse: 24
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    445572
% 14.45/14.90  Kept:         104754
% 14.45/14.90  Inuse:        4498
% 14.45/14.90  Deleted:      264
% 14.45/14.90  Deletedinuse: 27
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    453431
% 14.45/14.90  Kept:         106994
% 14.45/14.90  Inuse:        4574
% 14.45/14.90  Deleted:      264
% 14.45/14.90  Deletedinuse: 27
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    462634
% 14.45/14.90  Kept:         109205
% 14.45/14.90  Inuse:        4599
% 14.45/14.90  Deleted:      264
% 14.45/14.90  Deletedinuse: 27
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    467892
% 14.45/14.90  Kept:         111288
% 14.45/14.90  Inuse:        4632
% 14.45/14.90  Deleted:      264
% 14.45/14.90  Deletedinuse: 27
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    472358
% 14.45/14.90  Kept:         113384
% 14.45/14.90  Inuse:        4670
% 14.45/14.90  Deleted:      264
% 14.45/14.90  Deletedinuse: 27
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    479225
% 14.45/14.90  Kept:         115536
% 14.45/14.90  Inuse:        4726
% 14.45/14.90  Deleted:      264
% 14.45/14.90  Deletedinuse: 27
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    482459
% 14.45/14.90  Kept:         117682
% 14.45/14.90  Inuse:        4743
% 14.45/14.90  Deleted:      264
% 14.45/14.90  Deletedinuse: 27
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    486435
% 14.45/14.90  Kept:         119801
% 14.45/14.90  Inuse:        4795
% 14.45/14.90  Deleted:      264
% 14.45/14.90  Deletedinuse: 27
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying clauses:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  Resimplifying inuse:
% 14.45/14.90  Done
% 14.45/14.90  
% 14.45/14.90  
% 14.45/14.90  Intermediate Status:
% 14.45/14.90  Generated:    491065
% 14.45/14.90  Kept:         121801
% 14.45/14.90  Inuse:        4830
% 14.45/14.90  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    500061
% 18.85/19.27  Kept:         123895
% 18.85/19.27  Inuse:        4864
% 18.85/19.27  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    514832
% 18.85/19.27  Kept:         126147
% 18.85/19.27  Inuse:        4894
% 18.85/19.27  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    529083
% 18.85/19.27  Kept:         128148
% 18.85/19.27  Inuse:        4939
% 18.85/19.27  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    541949
% 18.85/19.27  Kept:         130367
% 18.85/19.27  Inuse:        5034
% 18.85/19.27  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    551359
% 18.85/19.27  Kept:         132392
% 18.85/19.27  Inuse:        5108
% 18.85/19.27  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    565024
% 18.85/19.27  Kept:         134477
% 18.85/19.27  Inuse:        5159
% 18.85/19.27  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    572447
% 18.85/19.27  Kept:         136554
% 18.85/19.27  Inuse:        5262
% 18.85/19.27  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    587905
% 18.85/19.27  Kept:         138554
% 18.85/19.27  Inuse:        5441
% 18.85/19.27  Deleted:      282
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying clauses:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    596796
% 18.85/19.27  Kept:         140586
% 18.85/19.27  Inuse:        5470
% 18.85/19.27  Deleted:      303
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    603418
% 18.85/19.27  Kept:         142598
% 18.85/19.27  Inuse:        5483
% 18.85/19.27  Deleted:      303
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    607275
% 18.85/19.27  Kept:         144809
% 18.85/19.27  Inuse:        5497
% 18.85/19.27  Deleted:      303
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    610144
% 18.85/19.27  Kept:         146948
% 18.85/19.27  Inuse:        5515
% 18.85/19.27  Deleted:      303
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    613043
% 18.85/19.27  Kept:         148988
% 18.85/19.27  Inuse:        5532
% 18.85/19.27  Deleted:      303
% 18.85/19.27  Deletedinuse: 27
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    618090
% 18.85/19.27  Kept:         151028
% 18.85/19.27  Inuse:        5580
% 18.85/19.27  Deleted:      306
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    623152
% 18.85/19.27  Kept:         153087
% 18.85/19.27  Inuse:        5612
% 18.85/19.27  Deleted:      306
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    628491
% 18.85/19.27  Kept:         155143
% 18.85/19.27  Inuse:        5638
% 18.85/19.27  Deleted:      306
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    631371
% 18.85/19.27  Kept:         157158
% 18.85/19.27  Inuse:        5653
% 18.85/19.27  Deleted:      306
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    636416
% 18.85/19.27  Kept:         159358
% 18.85/19.27  Inuse:        5674
% 18.85/19.27  Deleted:      306
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying clauses:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    647327
% 18.85/19.27  Kept:         161540
% 18.85/19.27  Inuse:        5703
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    653292
% 18.85/19.27  Kept:         163771
% 18.85/19.27  Inuse:        5711
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    659740
% 18.85/19.27  Kept:         165813
% 18.85/19.27  Inuse:        5729
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    667289
% 18.85/19.27  Kept:         167968
% 18.85/19.27  Inuse:        5758
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    673231
% 18.85/19.27  Kept:         170119
% 18.85/19.27  Inuse:        5777
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    683320
% 18.85/19.27  Kept:         172533
% 18.85/19.27  Inuse:        5799
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    694342
% 18.85/19.27  Kept:         174926
% 18.85/19.27  Inuse:        5842
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    701048
% 18.85/19.27  Kept:         177140
% 18.85/19.27  Inuse:        5856
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    706334
% 18.85/19.27  Kept:         179406
% 18.85/19.27  Inuse:        5877
% 18.85/19.27  Deleted:      309
% 18.85/19.27  Deletedinuse: 30
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying clauses:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    711138
% 18.85/19.27  Kept:         181512
% 18.85/19.27  Inuse:        5911
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    715785
% 18.85/19.27  Kept:         183610
% 18.85/19.27  Inuse:        5942
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    721828
% 18.85/19.27  Kept:         185695
% 18.85/19.27  Inuse:        5967
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    729242
% 18.85/19.27  Kept:         188128
% 18.85/19.27  Inuse:        5979
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    739736
% 18.85/19.27  Kept:         190656
% 18.85/19.27  Inuse:        5999
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    747735
% 18.85/19.27  Kept:         192899
% 18.85/19.27  Inuse:        6016
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    759517
% 18.85/19.27  Kept:         195301
% 18.85/19.27  Inuse:        6034
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    767207
% 18.85/19.27  Kept:         197437
% 18.85/19.27  Inuse:        6088
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  Done
% 18.85/19.27  
% 18.85/19.27  
% 18.85/19.27  Intermediate Status:
% 18.85/19.27  Generated:    782445
% 18.85/19.27  Kept:         200449
% 18.85/19.27  Inuse:        6165
% 18.85/19.27  Deleted:      337
% 18.85/19.27  Deletedinuse: 36
% 18.85/19.27  
% 18.85/19.27  Resimplifying inuse:
% 18.85/19.27  
% 18.85/19.27  Bliksems!, er is een bewijs:
% 18.85/19.27  % SZS status Unsatisfiable
% 18.85/19.27  % SZS output start Refutation
% 18.85/19.27  
% 18.85/19.27  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 18.85/19.27    ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 1, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y
% 18.85/19.27    , Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 18.85/19.27    implies( implies( Y, X ), X ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 4, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 18.85/19.27    implies( Y, X ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 5, [ ~( 'is_a_theorem'( implies( not( a ), implies( b, not( implies( 
% 18.85/19.27    b, a ) ) ) ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 18.85/19.27    implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.27    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 18.85/19.27     ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 9, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X, 
% 18.85/19.27    implies( Y, implies( Z, Y ) ) ), T ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 10, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.27    implies( Y, Z ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 11, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.27    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 18.85/19.27     )
% 18.85/19.27  .
% 18.85/19.27  clause( 17, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.27    implies( implies( X, Y ), Y ), implies( implies( Y, X ), X ) ), Z ) ) ) ]
% 18.85/19.27     )
% 18.85/19.27  .
% 18.85/19.27  clause( 30, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 18.85/19.27    X ), implies( X, Y ) ), Z ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.27    implies( not( X ), Z ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 39, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X ) ) )
% 18.85/19.27     ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 44, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, X )
% 18.85/19.27     ), Z ), Z ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 46, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 18.85/19.27    not( X ) ), implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 48, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.27    implies( implies( X, implies( Y, X ) ), Z ), Z ), T ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 54, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 18.85/19.27    implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 102, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y ) )
% 18.85/19.27     ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 112, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.27    , implies( implies( X, Y ), Y ) ), Z ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 137, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 18.85/19.27    Y ), Z ), implies( X, Z ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 155, [ 'is_a_theorem'( implies( X, implies( implies( Y, Z ), 
% 18.85/19.27    implies( implies( X, Y ), Z ) ) ) ) ] )
% 18.85/19.27  .
% 18.85/19.27  clause( 158, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.27    implies( implies( implies( X, Y ), Y ), Z ), implies( X, Z ) ), T ) ) ) ]
% 18.85/19.27     )
% 18.85/19.27  .
% 18.85/19.27  clause( 226, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , implies( implies( Y, Z ), implies( implies( X, Y ), Z ) ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  .
% 18.85/19.28  clause( 351, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( not( not( Y ) ), Z ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 382, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 396, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    not( not( X ) ), X ), Y ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 413, [ 'is_a_theorem'( implies( implies( X, Y ), implies( not( not( 
% 18.85/19.28    X ) ), Y ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 414, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 437, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , not( not( X ) ) ), Y ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 494, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, Y ), implies( not( not( X ) ), Y ) ), Z ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 2734, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) ), 
% 18.85/19.28    implies( Y, implies( X, Z ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 2763, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 18.85/19.28    Z, X ), implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 2950, [ 'is_a_theorem'( implies( implies( X, implies( not( Y ), not( 
% 18.85/19.28    Z ) ) ), implies( X, implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 6331, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 18.85/19.28    implies( implies( Z, X ), Y ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 6460, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), not( 
% 18.85/19.28    not( Y ) ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 6530, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , implies( implies( X, Y ), not( not( Y ) ) ) ), Z ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 18237, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), implies( 
% 18.85/19.28    Y, not( X ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 18420, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, not( Y ) ), implies( Y, not( X ) ) ), Z ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 100991, [ 'is_a_theorem'( implies( implies( X, implies( Y, not( Z )
% 18.85/19.28     ) ), implies( X, implies( Z, not( Y ) ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 177513, [ 'is_a_theorem'( implies( X, implies( not( Y ), not( 
% 18.85/19.28    implies( X, Y ) ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 178660, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    X, implies( not( Y ), not( implies( X, Y ) ) ) ), Z ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 200354, [ 'is_a_theorem'( implies( not( X ), implies( Y, not( 
% 18.85/19.28    implies( Y, X ) ) ) ) ) ] )
% 18.85/19.28  .
% 18.85/19.28  clause( 200449, [] )
% 18.85/19.28  .
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  % SZS output end Refutation
% 18.85/19.28  found a proof!
% 18.85/19.28  
% 18.85/19.28  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 18.85/19.28  
% 18.85/19.28  initialclauses(
% 18.85/19.28  [ clause( 200451, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 
% 18.85/19.28    'is_a_theorem'( X ) ), 'is_a_theorem'( Y ) ] )
% 18.85/19.28  , clause( 200452, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 18.85/19.28  , clause( 200453, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , clause( 200454, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y )
% 18.85/19.28    , implies( implies( Y, X ), X ) ) ) ] )
% 18.85/19.28  , clause( 200455, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) )
% 18.85/19.28    , implies( Y, X ) ) ) ] )
% 18.85/19.28  , clause( 200456, [ ~( 'is_a_theorem'( implies( not( a ), implies( b, not( 
% 18.85/19.28    implies( b, a ) ) ) ) ) ) ] )
% 18.85/19.28  ] ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 18.85/19.28    ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , clause( 200451, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 
% 18.85/19.28    'is_a_theorem'( X ) ), 'is_a_theorem'( Y ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 1, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 18.85/19.28  , clause( 200452, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y
% 18.85/19.28    , Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , clause( 200453, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 18.85/19.28    implies( implies( Y, X ), X ) ) ) ] )
% 18.85/19.28  , clause( 200454, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y )
% 18.85/19.28    , implies( implies( Y, X ), X ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 4, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 18.85/19.28    implies( Y, X ) ) ) ] )
% 18.85/19.28  , clause( 200455, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) )
% 18.85/19.28    , implies( Y, X ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 5, [ ~( 'is_a_theorem'( implies( not( a ), implies( b, not( implies( 
% 18.85/19.28    b, a ) ) ) ) ) ) ] )
% 18.85/19.28  , clause( 200456, [ ~( 'is_a_theorem'( implies( not( a ), implies( b, not( 
% 18.85/19.28    implies( b, a ) ) ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200458, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, X ) )
% 18.85/19.28    , Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 1, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, X ) ) ), :=( Y, Z )] )
% 18.85/19.28    , substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 18.85/19.28    implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200458, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, X )
% 18.85/19.28     ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200460, [ ~( 'is_a_theorem'( implies( implies( implies( not( X ), 
% 18.85/19.28    not( Y ) ), implies( Y, X ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 4, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 18.85/19.28    implies( Y, X ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( implies( not( X ), not( Y ) ), 
% 18.85/19.28    implies( Y, X ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y
% 18.85/19.28    , Y )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200460, [ ~( 'is_a_theorem'( implies( implies( implies( not( X )
% 18.85/19.28    , not( Y ) ), implies( Y, X ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200461, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) )
% 18.85/19.28     ) ) ] )
% 18.85/19.28  , clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 1, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( X, implies( 
% 18.85/19.28    Y, implies( Z, Y ) ) ) )] ), substitution( 1, [ :=( X, implies( Y, 
% 18.85/19.28    implies( Z, Y ) ) ), :=( Y, X )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 18.85/19.28     ] )
% 18.85/19.28  , clause( 200461, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y )
% 18.85/19.28     ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200463, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, 
% 18.85/19.28    implies( Z, Y ) ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) )
% 18.85/19.28     ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, implies( Z, Y ) ) )
% 18.85/19.28     ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] )
% 18.85/19.28    ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 9, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X, 
% 18.85/19.28    implies( Y, implies( Z, Y ) ) ), T ) ) ) ] )
% 18.85/19.28  , clause( 200463, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, 
% 18.85/19.28    implies( Z, Y ) ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200464, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( Y, Z ) ) ) ] )
% 18.85/19.28  , clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( implies( 
% 18.85/19.28    implies( X, Y ), Z ), implies( Y, Z ) ) )] ), substitution( 1, [ :=( X, Y
% 18.85/19.28     ), :=( Y, implies( X, Y ) ), :=( Z, Z )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 10, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( Y, Z ) ) ) ] )
% 18.85/19.28  , clause( 200464, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 18.85/19.28    , implies( Y, Z ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200466, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 18.85/19.28    implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ), 'is_a_theorem'( T
% 18.85/19.28     ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( implies( X, Y ), implies( implies( 
% 18.85/19.28    Y, Z ), implies( X, Z ) ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X
% 18.85/19.28     ), :=( Y, Y ), :=( Z, Z )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 11, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , clause( 200466, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 18.85/19.28    implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ), 'is_a_theorem'( T
% 18.85/19.28     ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200468, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 18.85/19.28    , Y ), Y ), implies( implies( Y, X ), X ) ), Z ) ) ), 'is_a_theorem'( Z )
% 18.85/19.28     ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 18.85/19.28    implies( implies( Y, X ), X ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, Y ), Y ), 
% 18.85/19.28    implies( implies( Y, X ), X ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( 
% 18.85/19.28    X, X ), :=( Y, Y )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 17, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( implies( X, Y ), Y ), implies( implies( Y, X ), X ) ), Z ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , clause( 200468, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 18.85/19.28    X, Y ), Y ), implies( implies( Y, X ), X ) ), Z ) ) ), 'is_a_theorem'( Z
% 18.85/19.28     ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200469, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 10, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( Y, Z ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( not( X ), 
% 18.85/19.28    implies( X, Y ) ) )] ), substitution( 1, [ :=( X, not( Y ) ), :=( Y, not( 
% 18.85/19.28    X ) ), :=( Z, implies( X, Y ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 30, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ] )
% 18.85/19.28  , clause( 200469, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) )
% 18.85/19.28     ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200471, [ ~( 'is_a_theorem'( implies( implies( not( X ), implies( X
% 18.85/19.28    , Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 30, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( not( X ), implies( X, Y ) ) ), :=( 
% 18.85/19.28    Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 18.85/19.28    X ), implies( X, Y ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200471, [ ~( 'is_a_theorem'( implies( implies( not( X ), implies( 
% 18.85/19.28    X, Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200472, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( not( X ), Z ) ) ) ] )
% 18.85/19.28  , clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    not( X ), implies( X, Y ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( implies( 
% 18.85/19.28    implies( X, Y ), Z ), implies( not( X ), Z ) ) )] ), substitution( 1, [ 
% 18.85/19.28    :=( X, not( X ) ), :=( Y, implies( X, Y ) ), :=( Z, Z )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( not( X ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200472, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 18.85/19.28    , implies( not( X ), Z ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200473, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X )
% 18.85/19.28     ) ) ] )
% 18.85/19.28  , clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( not( X ), Z ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( not( not( X
% 18.85/19.28     ) ), implies( Y, X ) ) )] ), substitution( 1, [ :=( X, not( X ) ), :=( Y
% 18.85/19.28    , not( Y ) ), :=( Z, implies( Y, X ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 39, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X ) ) )
% 18.85/19.28     ] )
% 18.85/19.28  , clause( 200473, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X
% 18.85/19.28     ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200474, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y
% 18.85/19.28    , X ) ), Z ), Z ) ) ] )
% 18.85/19.28  , clause( 9, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , implies( Y, implies( Z, Y ) ) ), T ) ) ) ] )
% 18.85/19.28  , 1, clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 18.85/19.28    implies( implies( Y, X ), X ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( Z, implies( X, implies( Y, X ) ) )
% 18.85/19.28     ), :=( Y, X ), :=( Z, Y ), :=( T, implies( implies( implies( X, implies( 
% 18.85/19.28    Y, X ) ), Z ), Z ) )] ), substitution( 1, [ :=( X, Z ), :=( Y, implies( X
% 18.85/19.28    , implies( Y, X ) ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 44, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, X )
% 18.85/19.28     ), Z ), Z ) ) ] )
% 18.85/19.28  , clause( 200474, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 18.85/19.28    Y, X ) ), Z ), Z ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200476, [ ~( 'is_a_theorem'( implies( implies( not( not( X ) ), 
% 18.85/19.28    implies( Y, X ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 39, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X
% 18.85/19.28     ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( not( not( X ) ), implies( Y, X ) )
% 18.85/19.28     ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 46, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 18.85/19.28    not( X ) ), implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200476, [ ~( 'is_a_theorem'( implies( implies( not( not( X ) ), 
% 18.85/19.28    implies( Y, X ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200478, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 18.85/19.28    , implies( Y, X ) ), Z ), Z ), T ) ) ), 'is_a_theorem'( T ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 44, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y
% 18.85/19.28    , X ) ), Z ), Z ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, implies( Y, X
% 18.85/19.28     ) ), Z ), Z ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y, Y
% 18.85/19.28     ), :=( Z, Z )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 48, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( implies( X, implies( Y, X ) ), Z ), Z ), T ) ) ) ] )
% 18.85/19.28  , clause( 200478, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 18.85/19.28    X, implies( Y, X ) ), Z ), Z ), T ) ) ), 'is_a_theorem'( T ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200479, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 18.85/19.28     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 18.85/19.28  , clause( 11, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, Y ), :=( T, implies( 
% 18.85/19.28    implies( implies( implies( X, Y ), implies( Z, Y ) ), T ), implies( 
% 18.85/19.28    implies( Z, X ), T ) ) )] ), substitution( 1, [ :=( X, implies( Z, X ) )
% 18.85/19.28    , :=( Y, implies( implies( X, Y ), implies( Z, Y ) ) ), :=( Z, T )] )
% 18.85/19.28    ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 54, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 18.85/19.28    implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 18.85/19.28  , clause( 200479, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 18.85/19.28    Y ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200480, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y )
% 18.85/19.28     ) ) ] )
% 18.85/19.28  , clause( 17, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( implies( X, Y ), Y ), implies( implies( Y, X ), X ) ), Z ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , 1, clause( 10, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( Y, Z ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( X, implies( 
% 18.85/19.28    implies( X, Y ), Y ) ) )] ), substitution( 1, [ :=( X, implies( Y, X ) )
% 18.85/19.28    , :=( Y, X ), :=( Z, implies( implies( X, Y ), Y ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 102, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y ) )
% 18.85/19.28     ) ] )
% 18.85/19.28  , clause( 200480, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y
% 18.85/19.28     ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200482, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 18.85/19.28    X, Y ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 102, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), Y
% 18.85/19.28     ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( X, implies( implies( X, Y ), Y ) )
% 18.85/19.28     ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 112, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , implies( implies( X, Y ), Y ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200482, [ ~( 'is_a_theorem'( implies( implies( X, implies( 
% 18.85/19.28    implies( X, Y ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200483, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 18.85/19.28     ), Y ), Z ), implies( X, Z ) ) ) ] )
% 18.85/19.28  , clause( 112, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    X, implies( implies( X, Y ), Y ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( implies( 
% 18.85/19.28    implies( implies( X, Y ), Y ), Z ), implies( X, Z ) ) )] ), 
% 18.85/19.28    substitution( 1, [ :=( X, X ), :=( Y, implies( implies( X, Y ), Y ) ), 
% 18.85/19.28    :=( Z, Z )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 137, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 18.85/19.28    Y ), Z ), implies( X, Z ) ) ) ] )
% 18.85/19.28  , clause( 200483, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 18.85/19.28    Y ), Y ), Z ), implies( X, Z ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200484, [ 'is_a_theorem'( implies( X, implies( implies( Y, Z ), 
% 18.85/19.28    implies( implies( X, Y ), Z ) ) ) ) ] )
% 18.85/19.28  , clause( 11, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , 1, clause( 137, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 18.85/19.28    Y ), Y ), Z ), implies( X, Z ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( X, Y ) ), :=( Y, Y ), :=( Z, Z ), 
% 18.85/19.28    :=( T, implies( X, implies( implies( Y, Z ), implies( implies( X, Y ), Z
% 18.85/19.28     ) ) ) )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( 
% 18.85/19.28    implies( Y, Z ), implies( implies( X, Y ), Z ) ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 155, [ 'is_a_theorem'( implies( X, implies( implies( Y, Z ), 
% 18.85/19.28    implies( implies( X, Y ), Z ) ) ) ) ] )
% 18.85/19.28  , clause( 200484, [ 'is_a_theorem'( implies( X, implies( implies( Y, Z ), 
% 18.85/19.28    implies( implies( X, Y ), Z ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200486, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 18.85/19.28    implies( X, Y ), Y ), Z ), implies( X, Z ) ), T ) ) ), 'is_a_theorem'( T
% 18.85/19.28     ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 137, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 18.85/19.28    Y ), Y ), Z ), implies( X, Z ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( X, Y ), 
% 18.85/19.28    Y ), Z ), implies( X, Z ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X
% 18.85/19.28     ), :=( Y, Y ), :=( Z, Z )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 158, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( implies( implies( X, Y ), Y ), Z ), implies( X, Z ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , clause( 200486, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 18.85/19.28    implies( X, Y ), Y ), Z ), implies( X, Z ) ), T ) ) ), 'is_a_theorem'( T
% 18.85/19.28     ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200488, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 18.85/19.28    Y, Z ), implies( implies( X, Y ), Z ) ) ), T ) ) ), 'is_a_theorem'( T ) ]
% 18.85/19.28     )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 155, [ 'is_a_theorem'( implies( X, implies( implies( Y, Z ), 
% 18.85/19.28    implies( implies( X, Y ), Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( X, implies( implies( Y, Z ), 
% 18.85/19.28    implies( implies( X, Y ), Z ) ) ) ), :=( Y, T )] ), substitution( 1, [ 
% 18.85/19.28    :=( X, X ), :=( Y, Y ), :=( Z, Z )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 226, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , implies( implies( Y, Z ), implies( implies( X, Y ), Z ) ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , clause( 200488, [ ~( 'is_a_theorem'( implies( implies( X, implies( 
% 18.85/19.28    implies( Y, Z ), implies( implies( X, Y ), Z ) ) ), T ) ) ), 
% 18.85/19.28    'is_a_theorem'( T ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200489, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( not( not( Y ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 46, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    not( not( X ) ), implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( implies( 
% 18.85/19.28    implies( X, Y ), Z ), implies( not( not( Y ) ), Z ) ) )] ), 
% 18.85/19.28    substitution( 1, [ :=( X, not( not( Y ) ) ), :=( Y, implies( X, Y ) ), 
% 18.85/19.28    :=( Z, Z )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 351, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 18.85/19.28    implies( not( not( Y ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200489, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 18.85/19.28    , implies( not( not( Y ) ), Z ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200490, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 18.85/19.28  , clause( 48, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( implies( X, implies( Y, X ) ), Z ), Z ), T ) ) ) ] )
% 18.85/19.28  , 1, clause( 351, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 18.85/19.28    , implies( not( not( Y ) ), Z ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, X ), :=( T, implies( 
% 18.85/19.28    not( not( X ) ), X ) )] ), substitution( 1, [ :=( X, implies( Y, implies( 
% 18.85/19.28    Z, Y ) ) ), :=( Y, X ), :=( Z, X )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 382, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 18.85/19.28  , clause( 200490, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200492, [ ~( 'is_a_theorem'( implies( implies( not( not( X ) ), X )
% 18.85/19.28    , Y ) ) ), 'is_a_theorem'( Y ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 382, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( not( not( X ) ), X ) ), :=( Y, Y )] )
% 18.85/19.28    , substitution( 1, [ :=( X, X )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 396, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    not( not( X ) ), X ), Y ) ) ) ] )
% 18.85/19.28  , clause( 200492, [ ~( 'is_a_theorem'( implies( implies( not( not( X ) ), X
% 18.85/19.28     ), Y ) ) ), 'is_a_theorem'( Y ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 18.85/19.28     ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200493, [ 'is_a_theorem'( implies( implies( X, Y ), implies( not( 
% 18.85/19.28    not( X ) ), Y ) ) ) ] )
% 18.85/19.28  , clause( 396, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    not( not( X ) ), X ), Y ) ) ) ] )
% 18.85/19.28  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, X ), :=( Y, implies( implies( X, Y ), 
% 18.85/19.28    implies( not( not( X ) ), Y ) ) )] ), substitution( 1, [ :=( X, not( not( 
% 18.85/19.28    X ) ) ), :=( Y, X ), :=( Z, Y )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 413, [ 'is_a_theorem'( implies( implies( X, Y ), implies( not( not( 
% 18.85/19.28    X ) ), Y ) ) ) ] )
% 18.85/19.28  , clause( 200493, [ 'is_a_theorem'( implies( implies( X, Y ), implies( not( 
% 18.85/19.28    not( X ) ), Y ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200494, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 18.85/19.28  , clause( 396, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    not( not( X ) ), X ), Y ) ) ) ] )
% 18.85/19.28  , 1, clause( 4, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 18.85/19.28    implies( Y, X ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, not( X ) ), :=( Y, implies( X, not( not( X )
% 18.85/19.28     ) ) )] ), substitution( 1, [ :=( X, not( not( X ) ) ), :=( Y, X )] )
% 18.85/19.28    ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 414, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 18.85/19.28  , clause( 200494, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200496, [ ~( 'is_a_theorem'( implies( implies( X, not( not( X ) ) )
% 18.85/19.28    , Y ) ) ), 'is_a_theorem'( Y ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 414, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( X, not( not( X ) ) ) ), :=( Y, Y )] )
% 18.85/19.28    , substitution( 1, [ :=( X, X )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 437, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , not( not( X ) ) ), Y ) ) ) ] )
% 18.85/19.28  , clause( 200496, [ ~( 'is_a_theorem'( implies( implies( X, not( not( X ) )
% 18.85/19.28     ), Y ) ) ), 'is_a_theorem'( Y ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 18.85/19.28     ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200498, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 18.85/19.28    implies( not( not( X ) ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 413, [ 'is_a_theorem'( implies( implies( X, Y ), implies( not( 
% 18.85/19.28    not( X ) ), Y ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( implies( X, Y ), implies( not( not( 
% 18.85/19.28    X ) ), Y ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )
% 18.85/19.28    ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 494, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, Y ), implies( not( not( X ) ), Y ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200498, [ ~( 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 18.85/19.28    implies( not( not( X ) ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200499, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) ), 
% 18.85/19.28    implies( Y, implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , clause( 158, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( implies( implies( X, Y ), Y ), Z ), implies( X, Z ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , 1, clause( 54, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 18.85/19.28     ), implies( Z, Y ) ), T ), implies( implies( Z, X ), T ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( X, Z ) ), 
% 18.85/19.28    :=( T, implies( implies( X, implies( Y, Z ) ), implies( Y, implies( X, Z
% 18.85/19.28     ) ) ) )] ), substitution( 1, [ :=( X, implies( Y, Z ) ), :=( Y, Z ), 
% 18.85/19.28    :=( Z, X ), :=( T, implies( Y, implies( X, Z ) ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 2734, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) ), 
% 18.85/19.28    implies( Y, implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , clause( 200499, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) )
% 18.85/19.28    , implies( Y, implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200500, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Z, X ), implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , clause( 11, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, Y ), implies( implies( Y, Z ), implies( X, Z ) ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , 1, clause( 2734, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) )
% 18.85/19.28    , implies( Y, implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, Y ), :=( T, implies( 
% 18.85/19.28    implies( X, Y ), implies( implies( Z, X ), implies( Z, Y ) ) ) )] ), 
% 18.85/19.28    substitution( 1, [ :=( X, implies( Z, X ) ), :=( Y, implies( X, Y ) ), 
% 18.85/19.28    :=( Z, implies( Z, Y ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 2763, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 18.85/19.28    Z, X ), implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , clause( 200500, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Z, X ), implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200501, [ 'is_a_theorem'( implies( implies( X, implies( not( Y ), 
% 18.85/19.28    not( Z ) ) ), implies( X, implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 2763, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Z, X ), implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( implies( X
% 18.85/19.28    , implies( not( Y ), not( Z ) ) ), implies( X, implies( Z, Y ) ) ) )] ), 
% 18.85/19.28    substitution( 1, [ :=( X, implies( not( Y ), not( Z ) ) ), :=( Y, implies( 
% 18.85/19.28    Z, Y ) ), :=( Z, X )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 2950, [ 'is_a_theorem'( implies( implies( X, implies( not( Y ), not( 
% 18.85/19.28    Z ) ) ), implies( X, implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , clause( 200501, [ 'is_a_theorem'( implies( implies( X, implies( not( Y )
% 18.85/19.28    , not( Z ) ) ), implies( X, implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200502, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 18.85/19.28    implies( implies( Z, X ), Y ) ) ) ) ] )
% 18.85/19.28  , clause( 226, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    X, implies( implies( Y, Z ), implies( implies( X, Y ), Z ) ) ), T ) ) ) ]
% 18.85/19.28     )
% 18.85/19.28  , 1, clause( 2734, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) )
% 18.85/19.28    , implies( Y, implies( X, Z ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, Y ), :=( T, implies( 
% 18.85/19.28    implies( X, Y ), implies( Z, implies( implies( Z, X ), Y ) ) ) )] ), 
% 18.85/19.28    substitution( 1, [ :=( X, Z ), :=( Y, implies( X, Y ) ), :=( Z, implies( 
% 18.85/19.28    implies( Z, X ), Y ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 6331, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 18.85/19.28    implies( implies( Z, X ), Y ) ) ) ) ] )
% 18.85/19.28  , clause( 200502, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 18.85/19.28    implies( implies( Z, X ), Y ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200503, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), not( 
% 18.85/19.28    not( Y ) ) ) ) ) ] )
% 18.85/19.28  , clause( 437, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    X, not( not( X ) ) ), Y ) ) ) ] )
% 18.85/19.28  , 1, clause( 6331, [ 'is_a_theorem'( implies( implies( X, Y ), implies( Z, 
% 18.85/19.28    implies( implies( Z, X ), Y ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, implies( X, implies( implies( X
% 18.85/19.28    , Y ), not( not( Y ) ) ) ) )] ), substitution( 1, [ :=( X, Y ), :=( Y, 
% 18.85/19.28    not( not( Y ) ) ), :=( Z, X )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 6460, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), not( 
% 18.85/19.28    not( Y ) ) ) ) ) ] )
% 18.85/19.28  , clause( 200503, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), 
% 18.85/19.28    not( not( Y ) ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200505, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 18.85/19.28    X, Y ), not( not( Y ) ) ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 6460, [ 'is_a_theorem'( implies( X, implies( implies( X, Y ), 
% 18.85/19.28    not( not( Y ) ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( X, implies( implies( X, Y ), not( 
% 18.85/19.28    not( Y ) ) ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y
% 18.85/19.28     )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 6530, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 18.85/19.28    , implies( implies( X, Y ), not( not( Y ) ) ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200505, [ ~( 'is_a_theorem'( implies( implies( X, implies( 
% 18.85/19.28    implies( X, Y ), not( not( Y ) ) ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200506, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), implies( 
% 18.85/19.28    Y, not( X ) ) ) ) ] )
% 18.85/19.28  , clause( 494, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, Y ), implies( not( not( X ) ), Y ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 2950, [ 'is_a_theorem'( implies( implies( X, implies( not( Y )
% 18.85/19.28    , not( Z ) ) ), implies( X, implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, X ), :=( Y, not( Y ) ), :=( Z, implies( 
% 18.85/19.28    implies( X, not( Y ) ), implies( Y, not( X ) ) ) )] ), substitution( 1, [
% 18.85/19.28     :=( X, implies( X, not( Y ) ) ), :=( Y, not( X ) ), :=( Z, Y )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 18237, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), implies( 
% 18.85/19.28    Y, not( X ) ) ) ) ] )
% 18.85/19.28  , clause( 200506, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), 
% 18.85/19.28    implies( Y, not( X ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200508, [ ~( 'is_a_theorem'( implies( implies( implies( X, not( Y )
% 18.85/19.28     ), implies( Y, not( X ) ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 18237, [ 'is_a_theorem'( implies( implies( X, not( Y ) ), 
% 18.85/19.28    implies( Y, not( X ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( implies( X, not( Y ) ), implies( Y
% 18.85/19.28    , not( X ) ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y
% 18.85/19.28     )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 18420, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, not( Y ) ), implies( Y, not( X ) ) ), Z ) ) ) ] )
% 18.85/19.28  , clause( 200508, [ ~( 'is_a_theorem'( implies( implies( implies( X, not( Y
% 18.85/19.28     ) ), implies( Y, not( X ) ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200509, [ 'is_a_theorem'( implies( implies( X, implies( Y, not( Z )
% 18.85/19.28     ) ), implies( X, implies( Z, not( Y ) ) ) ) ) ] )
% 18.85/19.28  , clause( 18420, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    implies( X, not( Y ) ), implies( Y, not( X ) ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 2763, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 18.85/19.28    implies( Z, X ), implies( Z, Y ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( implies( X
% 18.85/19.28    , implies( Y, not( Z ) ) ), implies( X, implies( Z, not( Y ) ) ) ) )] ), 
% 18.85/19.28    substitution( 1, [ :=( X, implies( Y, not( Z ) ) ), :=( Y, implies( Z, 
% 18.85/19.28    not( Y ) ) ), :=( Z, X )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 100991, [ 'is_a_theorem'( implies( implies( X, implies( Y, not( Z )
% 18.85/19.28     ) ), implies( X, implies( Z, not( Y ) ) ) ) ) ] )
% 18.85/19.28  , clause( 200509, [ 'is_a_theorem'( implies( implies( X, implies( Y, not( Z
% 18.85/19.28     ) ) ), implies( X, implies( Z, not( Y ) ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.85/19.28    permutation( 0, [ ==>( 0, 0 )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200510, [ 'is_a_theorem'( implies( X, implies( not( Y ), not( 
% 18.85/19.28    implies( X, Y ) ) ) ) ) ] )
% 18.85/19.28  , clause( 6530, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.85/19.28    X, implies( implies( X, Y ), not( not( Y ) ) ) ), Z ) ) ) ] )
% 18.85/19.28  , 1, clause( 100991, [ 'is_a_theorem'( implies( implies( X, implies( Y, not( 
% 18.85/19.28    Z ) ) ), implies( X, implies( Z, not( Y ) ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( X, implies( 
% 18.85/19.28    not( Y ), not( implies( X, Y ) ) ) ) )] ), substitution( 1, [ :=( X, X )
% 18.85/19.28    , :=( Y, implies( X, Y ) ), :=( Z, not( Y ) )] )).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  subsumption(
% 18.85/19.28  clause( 177513, [ 'is_a_theorem'( implies( X, implies( not( Y ), not( 
% 18.85/19.28    implies( X, Y ) ) ) ) ) ] )
% 18.85/19.28  , clause( 200510, [ 'is_a_theorem'( implies( X, implies( not( Y ), not( 
% 18.85/19.28    implies( X, Y ) ) ) ) ) ] )
% 18.85/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.85/19.28     )] ) ).
% 18.85/19.28  
% 18.85/19.28  
% 18.85/19.28  resolution(
% 18.85/19.28  clause( 200512, [ ~( 'is_a_theorem'( implies( implies( X, implies( not( Y )
% 18.85/19.28    , not( implies( X, Y ) ) ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.85/19.28  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 18.85/19.28    , ~( 'is_a_theorem'( X ) ) ] )
% 18.85/19.28  , 2, clause( 177513, [ 'is_a_theorem'( implies( X, implies( not( Y ), not( 
% 18.85/19.28    implies( X, Y ) ) ) ) ) ] )
% 18.85/19.28  , 0, substitution( 0, [ :=( X, implies( X, implies( not( Y ), not( implies( 
% 18.85/19.28    X, Y ) ) ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )
% 18.92/19.28    ).
% 18.92/19.28  
% 18.92/19.28  
% 18.92/19.28  subsumption(
% 18.92/19.28  clause( 178660, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 18.92/19.28    X, implies( not( Y ), not( implies( X, Y ) ) ) ), Z ) ) ) ] )
% 18.92/19.28  , clause( 200512, [ ~( 'is_a_theorem'( implies( implies( X, implies( not( Y
% 18.92/19.28     ), not( implies( X, Y ) ) ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 18.92/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 18.92/19.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 18.92/19.28  
% 18.92/19.28  
% 18.92/19.28  resolution(
% 18.92/19.28  clause( 200513, [ 'is_a_theorem'( implies( not( X ), implies( Y, not( 
% 18.92/19.28    implies( Y, X ) ) ) ) ) ] )
% 18.92/19.28  , clause( 178660, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( 
% 18.92/19.28    implies( X, implies( not( Y ), not( implies( X, Y ) ) ) ), Z ) ) ) ] )
% 18.92/19.28  , 1, clause( 2734, [ 'is_a_theorem'( implies( implies( X, implies( Y, Z ) )
% 18.92/19.28    , implies( Y, implies( X, Z ) ) ) ) ] )
% 18.92/19.28  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( not( X ), 
% 18.92/19.28    implies( Y, not( implies( Y, X ) ) ) ) )] ), substitution( 1, [ :=( X, Y
% 18.92/19.28     ), :=( Y, not( X ) ), :=( Z, not( implies( Y, X ) ) )] )).
% 18.92/19.28  
% 18.92/19.28  
% 18.92/19.28  subsumption(
% 18.92/19.28  clause( 200354, [ 'is_a_theorem'( implies( not( X ), implies( Y, not( 
% 18.92/19.28    implies( Y, X ) ) ) ) ) ] )
% 18.92/19.28  , clause( 200513, [ 'is_a_theorem'( implies( not( X ), implies( Y, not( 
% 18.92/19.28    implies( Y, X ) ) ) ) ) ] )
% 18.92/19.28  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 18.92/19.28     )] ) ).
% 18.92/19.28  
% 18.92/19.28  
% 18.92/19.28  resolution(
% 18.92/19.28  clause( 200514, [] )
% 18.92/19.28  , clause( 5, [ ~( 'is_a_theorem'( implies( not( a ), implies( b, not( 
% 18.92/19.28    implies( b, a ) ) ) ) ) ) ] )
% 18.92/19.28  , 0, clause( 200354, [ 'is_a_theorem'( implies( not( X ), implies( Y, not( 
% 18.92/19.28    implies( Y, X ) ) ) ) ) ] )
% 18.92/19.28  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, a ), :=( Y, b )] )
% 18.92/19.28    ).
% 18.92/19.28  
% 18.92/19.28  
% 18.92/19.28  subsumption(
% 18.92/19.28  clause( 200449, [] )
% 18.92/19.28  , clause( 200514, [] )
% 18.92/19.28  , substitution( 0, [] ), permutation( 0, [] ) ).
% 18.92/19.28  
% 18.92/19.28  
% 18.92/19.28  end.
% 18.92/19.28  
% 18.92/19.28  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 18.92/19.28  
% 18.92/19.28  Memory use:
% 18.92/19.28  
% 18.92/19.28  space for terms:        4052082
% 18.92/19.28  space for clauses:      16409231
% 18.92/19.28  
% 18.92/19.28  
% 18.92/19.28  clauses generated:      782446
% 18.92/19.28  clauses kept:           200450
% 18.92/19.28  clauses selected:       6165
% 18.92/19.28  clauses deleted:        338
% 18.92/19.28  clauses inuse deleted:  37
% 18.92/19.28  
% 18.92/19.28  subsentry:          660016
% 18.92/19.28  literals s-matched: 582333
% 18.92/19.28  literals matched:   582333
% 18.92/19.28  full subsumption:   0
% 18.92/19.28  
% 18.92/19.28  checksum:           914483018
% 18.92/19.28  
% 18.92/19.28  
% 18.92/19.28  Bliksem ended
%------------------------------------------------------------------------------