↑ Up

Bliksem---1.12.UNS-Ref.s

View TPTP
Problem
Process solution in
SystemOnTSTP
Download .tgz
%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : FLD039-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n022.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 0s
% DateTime : Sat Jul 16 01:51:08 EDT 2022

% Result   : Unsatisfiable 0.86s 1.23s
% Output   : Refutation 0.86s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : FLD039-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.11/0.12  % Command  : bliksem %s
% 0.12/0.33  % Computer : n022.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % DateTime : Mon Jun  6 10:45:50 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.86/1.23  *** allocated 10000 integers for termspace/termends
% 0.86/1.23  *** allocated 10000 integers for clauses
% 0.86/1.23  *** allocated 10000 integers for justifications
% 0.86/1.23  Bliksem 1.12
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  Automatic Strategy Selection
% 0.86/1.23  
% 0.86/1.23  Clauses:
% 0.86/1.23  [
% 0.86/1.23     [ sum( X, Y, Z ), ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W
% 0.86/1.23    , Z ) ) ],
% 0.86/1.23     [ sum( X, Y, Z ), ~( sum( T, U, X ) ), ~( sum( U, Y, W ) ), ~( sum( T, W
% 0.86/1.23    , Z ) ) ],
% 0.86/1.23     [ sum( 'additive_identity', X, X ), ~( defined( X ) ) ],
% 0.86/1.23     [ sum( 'additive_inverse'( X ), X, 'additive_identity' ), ~( defined( X
% 0.86/1.23     ) ) ],
% 0.86/1.23     [ sum( X, Y, Z ), ~( sum( Y, X, Z ) ) ],
% 0.86/1.23     [ product( X, Y, Z ), ~( product( X, T, U ) ), ~( product( T, W, Y ) ), 
% 0.86/1.23    ~( product( U, W, Z ) ) ],
% 0.86/1.23     [ product( X, Y, Z ), ~( product( T, U, X ) ), ~( product( U, Y, W ) ), 
% 0.86/1.23    ~( product( T, W, Z ) ) ],
% 0.86/1.23     [ product( 'multiplicative_identity', X, X ), ~( defined( X ) ) ],
% 0.86/1.23     [ product( 'multiplicative_inverse'( X ), X, 'multiplicative_identity' )
% 0.86/1.23    , sum( 'additive_identity', X, 'additive_identity' ), ~( defined( X ) ) ]
% 0.86/1.23    ,
% 0.86/1.23     [ product( X, Y, Z ), ~( product( Y, X, Z ) ) ],
% 0.86/1.23     [ sum( X, Y, Z ), ~( sum( T, U, W ) ), ~( product( W, V0, Z ) ), ~( 
% 0.86/1.23    product( T, V0, X ) ), ~( product( U, V0, Y ) ) ],
% 0.86/1.23     [ product( X, Y, Z ), ~( sum( T, U, X ) ), ~( product( T, Y, W ) ), ~( 
% 0.86/1.23    product( U, Y, V0 ) ), ~( sum( W, V0, Z ) ) ],
% 0.86/1.23     [ defined( add( X, Y ) ), ~( defined( X ) ), ~( defined( Y ) ) ],
% 0.86/1.23     [ defined( 'additive_identity' ) ],
% 0.86/1.23     [ defined( 'additive_inverse'( X ) ), ~( defined( X ) ) ],
% 0.86/1.23     [ defined( multiply( X, Y ) ), ~( defined( X ) ), ~( defined( Y ) ) ]
% 0.86/1.23    ,
% 0.86/1.23     [ defined( 'multiplicative_identity' ) ],
% 0.86/1.23     [ defined( 'multiplicative_inverse'( X ) ), ~( defined( X ) ), sum( 
% 0.86/1.23    'additive_identity', X, 'additive_identity' ) ],
% 0.86/1.23     [ sum( X, Y, add( X, Y ) ), ~( defined( X ) ), ~( defined( Y ) ) ],
% 0.86/1.23     [ product( X, Y, multiply( X, Y ) ), ~( defined( X ) ), ~( defined( Y )
% 0.86/1.23     ) ],
% 0.86/1.23     [ sum( 'additive_identity', X, Y ), ~( 'less_or_equal'( X, Y ) ), ~( 
% 0.86/1.23    'less_or_equal'( Y, X ) ) ],
% 0.86/1.23     [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( X, Z ) ), ~( 
% 0.86/1.23    'less_or_equal'( Z, Y ) ) ],
% 0.86/1.23     [ 'less_or_equal'( X, Y ), 'less_or_equal'( Y, X ), ~( defined( X ) ), 
% 0.86/1.23    ~( defined( Y ) ) ],
% 0.86/1.23     [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( Z, T ) ), ~( sum( Z, U, X
% 0.86/1.23     ) ), ~( sum( T, U, Y ) ) ],
% 0.86/1.23     [ 'less_or_equal'( 'additive_identity', X ), ~( 'less_or_equal'( 
% 0.86/1.23    'additive_identity', Y ) ), ~( 'less_or_equal'( 'additive_identity', Z )
% 0.86/1.23     ), ~( product( Y, Z, X ) ) ],
% 0.86/1.23     [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.86/1.23    'multiplicative_identity' ) ) ],
% 0.86/1.23     [ defined( a ) ],
% 0.86/1.23     [ ~( sum( 'additive_identity', a, 'additive_identity' ) ) ],
% 0.86/1.23     [ sum( 'additive_identity', 'multiplicative_identity', 
% 0.86/1.23    'additive_identity' ) ]
% 0.86/1.23  ] .
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  percentage equality = 0.000000, percentage horn = 0.896552
% 0.86/1.23  This a non-horn, non-equality problem
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  Options Used:
% 0.86/1.23  
% 0.86/1.23  useres =            1
% 0.86/1.23  useparamod =        0
% 0.86/1.23  useeqrefl =         0
% 0.86/1.23  useeqfact =         0
% 0.86/1.23  usefactor =         1
% 0.86/1.23  usesimpsplitting =  0
% 0.86/1.23  usesimpdemod =      0
% 0.86/1.23  usesimpres =        3
% 0.86/1.23  
% 0.86/1.23  resimpinuse      =  1000
% 0.86/1.23  resimpclauses =     20000
% 0.86/1.23  substype =          standard
% 0.86/1.23  backwardsubs =      1
% 0.86/1.23  selectoldest =      5
% 0.86/1.23  
% 0.86/1.23  litorderings [0] =  split
% 0.86/1.23  litorderings [1] =  liftord
% 0.86/1.23  
% 0.86/1.23  termordering =      none
% 0.86/1.23  
% 0.86/1.23  litapriori =        1
% 0.86/1.23  termapriori =       0
% 0.86/1.23  litaposteriori =    0
% 0.86/1.23  termaposteriori =   0
% 0.86/1.23  demodaposteriori =  0
% 0.86/1.23  ordereqreflfact =   0
% 0.86/1.23  
% 0.86/1.23  litselect =         none
% 0.86/1.23  
% 0.86/1.23  maxweight =         15
% 0.86/1.23  maxdepth =          30000
% 0.86/1.23  maxlength =         115
% 0.86/1.23  maxnrvars =         195
% 0.86/1.23  excuselevel =       1
% 0.86/1.23  increasemaxweight = 1
% 0.86/1.23  
% 0.86/1.23  maxselected =       10000000
% 0.86/1.23  maxnrclauses =      10000000
% 0.86/1.23  
% 0.86/1.23  showgenerated =    0
% 0.86/1.23  showkept =         0
% 0.86/1.23  showselected =     0
% 0.86/1.23  showdeleted =      0
% 0.86/1.23  showresimp =       1
% 0.86/1.23  showstatus =       2000
% 0.86/1.23  
% 0.86/1.23  prologoutput =     1
% 0.86/1.23  nrgoals =          5000000
% 0.86/1.23  totalproof =       1
% 0.86/1.23  
% 0.86/1.23  Symbols occurring in the translation:
% 0.86/1.23  
% 0.86/1.23  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.86/1.23  .  [1, 2]      (w:1, o:30, a:1, s:1, b:0), 
% 0.86/1.23  !  [4, 1]      (w:0, o:22, a:1, s:1, b:0), 
% 0.86/1.23  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.86/1.23  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.86/1.23  sum  [42, 3]      (w:1, o:58, a:1, s:1, b:0), 
% 0.86/1.23  'additive_identity'  [46, 0]      (w:1, o:15, a:1, s:1, b:0), 
% 0.86/1.23  defined  [47, 1]      (w:1, o:27, a:1, s:1, b:0), 
% 0.86/1.23  'additive_inverse'  [48, 1]      (w:1, o:28, a:1, s:1, b:0), 
% 0.86/1.23  product  [49, 3]      (w:1, o:59, a:1, s:1, b:0), 
% 0.86/1.23  'multiplicative_identity'  [50, 0]      (w:1, o:16, a:1, s:1, b:0), 
% 0.86/1.23  'multiplicative_inverse'  [51, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 0.86/1.23  add  [56, 2]      (w:1, o:55, a:1, s:1, b:0), 
% 0.86/1.23  multiply  [57, 2]      (w:1, o:57, a:1, s:1, b:0), 
% 0.86/1.23  'less_or_equal'  [58, 2]      (w:1, o:56, a:1, s:1, b:0), 
% 0.86/1.23  a  [59, 0]      (w:1, o:21, a:1, s:1, b:0).
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  Starting Search:
% 0.86/1.23  
% 0.86/1.23  Resimplifying inuse:
% 0.86/1.23  Done
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  Intermediate Status:
% 0.86/1.23  Generated:    2971
% 0.86/1.23  Kept:         2008
% 0.86/1.23  Inuse:        138
% 0.86/1.23  Deleted:      0
% 0.86/1.23  Deletedinuse: 0
% 0.86/1.23  
% 0.86/1.23  Resimplifying inuse:
% 0.86/1.23  Done
% 0.86/1.23  
% 0.86/1.23  Resimplifying inuse:
% 0.86/1.23  Done
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  Intermediate Status:
% 0.86/1.23  Generated:    5867
% 0.86/1.23  Kept:         4021
% 0.86/1.23  Inuse:        236
% 0.86/1.23  Deleted:      1
% 0.86/1.23  Deletedinuse: 0
% 0.86/1.23  
% 0.86/1.23  Resimplifying inuse:
% 0.86/1.23  Done
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  Bliksems!, er is een bewijs:
% 0.86/1.23  % SZS status Unsatisfiable
% 0.86/1.23  % SZS output start Refutation
% 0.86/1.23  
% 0.86/1.23  clause( 0, [ ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W, Z ) )
% 0.86/1.23    , sum( X, Y, Z ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 2, [ ~( defined( X ) ), sum( 'additive_identity', X, X ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 4, [ ~( sum( Y, X, Z ) ), sum( X, Y, Z ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 16, [ defined( 'multiplicative_identity' ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 20, [ ~( 'less_or_equal'( X, Y ) ), ~( 'less_or_equal'( Y, X ) ), 
% 0.86/1.23    sum( 'additive_identity', X, Y ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 22, [ ~( defined( X ) ), ~( defined( Y ) ), 'less_or_equal'( Y, X )
% 0.86/1.23    , 'less_or_equal'( X, Y ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 23, [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( Z, T ) ), ~( sum( 
% 0.86/1.23    T, U, Y ) ), ~( sum( Z, U, X ) ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 25, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.86/1.23    'multiplicative_identity' ) ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 28, [ sum( 'additive_identity', 'multiplicative_identity', 
% 0.86/1.23    'additive_identity' ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 48, [ ~( 'less_or_equal'( X, X ) ), sum( 'additive_identity', X, X
% 0.86/1.23     ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 49, [ ~( defined( X ) ), 'less_or_equal'( X, X ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 50, [ 'less_or_equal'( X, X ), ~( 'less_or_equal'( Y, Y ) ), ~( sum( 
% 0.86/1.23    Y, Z, X ) ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 57, [ sum( X, 'additive_identity', Z ), ~( sum( Y, 
% 0.86/1.23    'multiplicative_identity', Z ) ), ~( sum( X, 'additive_identity', Y ) ) ]
% 0.86/1.23     )
% 0.86/1.23  .
% 0.86/1.23  clause( 62, [ ~( sum( X, Z, 'additive_identity' ) ), ~( sum( Y, Z, 
% 0.86/1.23    'multiplicative_identity' ) ), ~( sum( 'additive_identity', X, Y ) ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 142, [ sum( 'multiplicative_identity', 'additive_identity', 
% 0.86/1.23    'additive_identity' ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 3452, [ 'less_or_equal'( 'additive_identity', 'additive_identity' )
% 0.86/1.23    , ~( 'less_or_equal'( 'multiplicative_identity', 
% 0.86/1.23    'multiplicative_identity' ) ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 3457, [ 'less_or_equal'( 'additive_identity', 'additive_identity' )
% 0.86/1.23     ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 4000, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.23    sum( X, 'additive_identity', 'multiplicative_identity' ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 4427, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( Y, Z, 
% 0.86/1.23    'multiplicative_identity' ) ), ~( sum( 'additive_identity', X, Z ) ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 4432, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.86/1.23    'additive_identity' ) ) ] )
% 0.86/1.23  .
% 0.86/1.23  clause( 4435, [] )
% 0.86/1.23  .
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  % SZS output end Refutation
% 0.86/1.23  found a proof!
% 0.86/1.23  
% 0.86/1.23  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.86/1.23  
% 0.86/1.23  initialclauses(
% 0.86/1.23  [ clause( 4437, [ sum( X, Y, Z ), ~( sum( X, T, U ) ), ~( sum( T, W, Y ) )
% 0.86/1.23    , ~( sum( U, W, Z ) ) ] )
% 0.86/1.23  , clause( 4438, [ sum( X, Y, Z ), ~( sum( T, U, X ) ), ~( sum( U, Y, W ) )
% 0.86/1.23    , ~( sum( T, W, Z ) ) ] )
% 0.86/1.23  , clause( 4439, [ sum( 'additive_identity', X, X ), ~( defined( X ) ) ] )
% 0.86/1.23  , clause( 4440, [ sum( 'additive_inverse'( X ), X, 'additive_identity' ), 
% 0.86/1.23    ~( defined( X ) ) ] )
% 0.86/1.23  , clause( 4441, [ sum( X, Y, Z ), ~( sum( Y, X, Z ) ) ] )
% 0.86/1.23  , clause( 4442, [ product( X, Y, Z ), ~( product( X, T, U ) ), ~( product( 
% 0.86/1.23    T, W, Y ) ), ~( product( U, W, Z ) ) ] )
% 0.86/1.23  , clause( 4443, [ product( X, Y, Z ), ~( product( T, U, X ) ), ~( product( 
% 0.86/1.23    U, Y, W ) ), ~( product( T, W, Z ) ) ] )
% 0.86/1.23  , clause( 4444, [ product( 'multiplicative_identity', X, X ), ~( defined( X
% 0.86/1.23     ) ) ] )
% 0.86/1.23  , clause( 4445, [ product( 'multiplicative_inverse'( X ), X, 
% 0.86/1.23    'multiplicative_identity' ), sum( 'additive_identity', X, 
% 0.86/1.23    'additive_identity' ), ~( defined( X ) ) ] )
% 0.86/1.23  , clause( 4446, [ product( X, Y, Z ), ~( product( Y, X, Z ) ) ] )
% 0.86/1.23  , clause( 4447, [ sum( X, Y, Z ), ~( sum( T, U, W ) ), ~( product( W, V0, Z
% 0.86/1.23     ) ), ~( product( T, V0, X ) ), ~( product( U, V0, Y ) ) ] )
% 0.86/1.23  , clause( 4448, [ product( X, Y, Z ), ~( sum( T, U, X ) ), ~( product( T, Y
% 0.86/1.23    , W ) ), ~( product( U, Y, V0 ) ), ~( sum( W, V0, Z ) ) ] )
% 0.86/1.23  , clause( 4449, [ defined( add( X, Y ) ), ~( defined( X ) ), ~( defined( Y
% 0.86/1.23     ) ) ] )
% 0.86/1.23  , clause( 4450, [ defined( 'additive_identity' ) ] )
% 0.86/1.23  , clause( 4451, [ defined( 'additive_inverse'( X ) ), ~( defined( X ) ) ]
% 0.86/1.23     )
% 0.86/1.23  , clause( 4452, [ defined( multiply( X, Y ) ), ~( defined( X ) ), ~( 
% 0.86/1.23    defined( Y ) ) ] )
% 0.86/1.23  , clause( 4453, [ defined( 'multiplicative_identity' ) ] )
% 0.86/1.23  , clause( 4454, [ defined( 'multiplicative_inverse'( X ) ), ~( defined( X )
% 0.86/1.23     ), sum( 'additive_identity', X, 'additive_identity' ) ] )
% 0.86/1.23  , clause( 4455, [ sum( X, Y, add( X, Y ) ), ~( defined( X ) ), ~( defined( 
% 0.86/1.23    Y ) ) ] )
% 0.86/1.23  , clause( 4456, [ product( X, Y, multiply( X, Y ) ), ~( defined( X ) ), ~( 
% 0.86/1.23    defined( Y ) ) ] )
% 0.86/1.23  , clause( 4457, [ sum( 'additive_identity', X, Y ), ~( 'less_or_equal'( X, 
% 0.86/1.23    Y ) ), ~( 'less_or_equal'( Y, X ) ) ] )
% 0.86/1.23  , clause( 4458, [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( X, Z ) ), 
% 0.86/1.23    ~( 'less_or_equal'( Z, Y ) ) ] )
% 0.86/1.23  , clause( 4459, [ 'less_or_equal'( X, Y ), 'less_or_equal'( Y, X ), ~( 
% 0.86/1.23    defined( X ) ), ~( defined( Y ) ) ] )
% 0.86/1.23  , clause( 4460, [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( Z, T ) ), 
% 0.86/1.23    ~( sum( Z, U, X ) ), ~( sum( T, U, Y ) ) ] )
% 0.86/1.23  , clause( 4461, [ 'less_or_equal'( 'additive_identity', X ), ~( 
% 0.86/1.23    'less_or_equal'( 'additive_identity', Y ) ), ~( 'less_or_equal'( 
% 0.86/1.23    'additive_identity', Z ) ), ~( product( Y, Z, X ) ) ] )
% 0.86/1.23  , clause( 4462, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.86/1.23    'multiplicative_identity' ) ) ] )
% 0.86/1.23  , clause( 4463, [ defined( a ) ] )
% 0.86/1.23  , clause( 4464, [ ~( sum( 'additive_identity', a, 'additive_identity' ) ) ]
% 0.86/1.23     )
% 0.86/1.23  , clause( 4465, [ sum( 'additive_identity', 'multiplicative_identity', 
% 0.86/1.23    'additive_identity' ) ] )
% 0.86/1.23  ] ).
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  subsumption(
% 0.86/1.23  clause( 0, [ ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W, Z ) )
% 0.86/1.23    , sum( X, Y, Z ) ] )
% 0.86/1.23  , clause( 4437, [ sum( X, Y, Z ), ~( sum( X, T, U ) ), ~( sum( T, W, Y ) )
% 0.86/1.23    , ~( sum( U, W, Z ) ) ] )
% 0.86/1.23  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.86/1.23    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 3 ), ==>( 1, 0 ), ==>( 2
% 0.86/1.23    , 1 ), ==>( 3, 2 )] ) ).
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  subsumption(
% 0.86/1.23  clause( 2, [ ~( defined( X ) ), sum( 'additive_identity', X, X ) ] )
% 0.86/1.23  , clause( 4439, [ sum( 'additive_identity', X, X ), ~( defined( X ) ) ] )
% 0.86/1.23  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.86/1.23    0 )] ) ).
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  subsumption(
% 0.86/1.23  clause( 4, [ ~( sum( Y, X, Z ) ), sum( X, Y, Z ) ] )
% 0.86/1.23  , clause( 4441, [ sum( X, Y, Z ), ~( sum( Y, X, Z ) ) ] )
% 0.86/1.23  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.86/1.23    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  subsumption(
% 0.86/1.23  clause( 16, [ defined( 'multiplicative_identity' ) ] )
% 0.86/1.23  , clause( 4453, [ defined( 'multiplicative_identity' ) ] )
% 0.86/1.23  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  subsumption(
% 0.86/1.23  clause( 20, [ ~( 'less_or_equal'( X, Y ) ), ~( 'less_or_equal'( Y, X ) ), 
% 0.86/1.23    sum( 'additive_identity', X, Y ) ] )
% 0.86/1.23  , clause( 4457, [ sum( 'additive_identity', X, Y ), ~( 'less_or_equal'( X, 
% 0.86/1.23    Y ) ), ~( 'less_or_equal'( Y, X ) ) ] )
% 0.86/1.23  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 2
% 0.86/1.23     ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  subsumption(
% 0.86/1.23  clause( 22, [ ~( defined( X ) ), ~( defined( Y ) ), 'less_or_equal'( Y, X )
% 0.86/1.23    , 'less_or_equal'( X, Y ) ] )
% 0.86/1.23  , clause( 4459, [ 'less_or_equal'( X, Y ), 'less_or_equal'( Y, X ), ~( 
% 0.86/1.23    defined( X ) ), ~( defined( Y ) ) ] )
% 0.86/1.23  , substitution( 0, [ :=( X, Y ), :=( Y, X )] ), permutation( 0, [ ==>( 0, 2
% 0.86/1.23     ), ==>( 1, 3 ), ==>( 2, 1 ), ==>( 3, 0 )] ) ).
% 0.86/1.23  
% 0.86/1.23  
% 0.86/1.23  subsumption(
% 0.86/1.23  clause( 23, [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( Z, T ) ), ~( sum( 
% 0.86/1.23    T, U, Y ) ), ~( sum( Z, U, X ) ) ] )
% 0.86/1.23  , clause( 4460, [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( Z, T ) ), 
% 0.86/1.23    ~( sum( Z, U, X ) ), ~( sum( T, U, Y ) ) ] )
% 0.86/1.23  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.89/1.23    , U )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 3 ), ==>( 3
% 0.89/1.23    , 2 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 25, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , clause( 4462, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 28, [ sum( 'additive_identity', 'multiplicative_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , clause( 4465, [ sum( 'additive_identity', 'multiplicative_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  factor(
% 0.89/1.23  clause( 4668, [ ~( 'less_or_equal'( X, X ) ), sum( 'additive_identity', X, 
% 0.89/1.23    X ) ] )
% 0.89/1.23  , clause( 20, [ ~( 'less_or_equal'( X, Y ) ), ~( 'less_or_equal'( Y, X ) )
% 0.89/1.23    , sum( 'additive_identity', X, Y ) ] )
% 0.89/1.23  , 0, 1, substitution( 0, [ :=( X, X ), :=( Y, X )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 48, [ ~( 'less_or_equal'( X, X ) ), sum( 'additive_identity', X, X
% 0.89/1.23     ) ] )
% 0.89/1.23  , clause( 4668, [ ~( 'less_or_equal'( X, X ) ), sum( 'additive_identity', X
% 0.89/1.23    , X ) ] )
% 0.89/1.23  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.89/1.23    1 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  factor(
% 0.89/1.23  clause( 4670, [ ~( defined( X ) ), ~( defined( X ) ), 'less_or_equal'( X, X
% 0.89/1.23     ) ] )
% 0.89/1.23  , clause( 22, [ ~( defined( X ) ), ~( defined( Y ) ), 'less_or_equal'( Y, X
% 0.89/1.23     ), 'less_or_equal'( X, Y ) ] )
% 0.89/1.23  , 2, 3, substitution( 0, [ :=( X, X ), :=( Y, X )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  factor(
% 0.89/1.23  clause( 4671, [ ~( defined( X ) ), 'less_or_equal'( X, X ) ] )
% 0.89/1.23  , clause( 4670, [ ~( defined( X ) ), ~( defined( X ) ), 'less_or_equal'( X
% 0.89/1.23    , X ) ] )
% 0.89/1.23  , 0, 1, substitution( 0, [ :=( X, X )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 49, [ ~( defined( X ) ), 'less_or_equal'( X, X ) ] )
% 0.89/1.23  , clause( 4671, [ ~( defined( X ) ), 'less_or_equal'( X, X ) ] )
% 0.89/1.23  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.89/1.23    1 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  factor(
% 0.89/1.23  clause( 4672, [ 'less_or_equal'( X, X ), ~( 'less_or_equal'( Y, Y ) ), ~( 
% 0.89/1.23    sum( Y, Z, X ) ) ] )
% 0.89/1.23  , clause( 23, [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( Z, T ) ), ~( 
% 0.89/1.23    sum( T, U, Y ) ), ~( sum( Z, U, X ) ) ] )
% 0.89/1.23  , 2, 3, substitution( 0, [ :=( X, X ), :=( Y, X ), :=( Z, Y ), :=( T, Y ), 
% 0.89/1.23    :=( U, Z )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 50, [ 'less_or_equal'( X, X ), ~( 'less_or_equal'( Y, Y ) ), ~( sum( 
% 0.89/1.23    Y, Z, X ) ) ] )
% 0.89/1.23  , clause( 4672, [ 'less_or_equal'( X, X ), ~( 'less_or_equal'( Y, Y ) ), 
% 0.89/1.23    ~( sum( Y, Z, X ) ) ] )
% 0.89/1.23  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.89/1.23    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4674, [ ~( sum( X, 'additive_identity', Y ) ), ~( sum( Y, 
% 0.89/1.23    'multiplicative_identity', Z ) ), sum( X, 'additive_identity', Z ) ] )
% 0.89/1.23  , clause( 0, [ ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W, Z )
% 0.89/1.23     ), sum( X, Y, Z ) ] )
% 0.89/1.23  , 1, clause( 28, [ sum( 'additive_identity', 'multiplicative_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , 0, substitution( 0, [ :=( X, X ), :=( Y, 'additive_identity' ), :=( Z, Z
% 0.89/1.23     ), :=( T, 'additive_identity' ), :=( U, Y ), :=( W, 
% 0.89/1.23    'multiplicative_identity' )] ), substitution( 1, [] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 57, [ sum( X, 'additive_identity', Z ), ~( sum( Y, 
% 0.89/1.23    'multiplicative_identity', Z ) ), ~( sum( X, 'additive_identity', Y ) ) ]
% 0.89/1.23     )
% 0.89/1.23  , clause( 4674, [ ~( sum( X, 'additive_identity', Y ) ), ~( sum( Y, 
% 0.89/1.23    'multiplicative_identity', Z ) ), sum( X, 'additive_identity', Z ) ] )
% 0.89/1.23  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.89/1.23    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 1 ), ==>( 2, 0 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4677, [ ~( sum( 'additive_identity', X, Y ) ), ~( sum( X, Z, 
% 0.89/1.23    'additive_identity' ) ), ~( sum( Y, Z, 'multiplicative_identity' ) ) ] )
% 0.89/1.23  , clause( 25, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , 0, clause( 0, [ ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W, Z
% 0.89/1.23     ) ), sum( X, Y, Z ) ] )
% 0.89/1.23  , 3, substitution( 0, [] ), substitution( 1, [ :=( X, 'additive_identity' )
% 0.89/1.23    , :=( Y, 'additive_identity' ), :=( Z, 'multiplicative_identity' ), :=( T
% 0.89/1.23    , X ), :=( U, Y ), :=( W, Z )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 62, [ ~( sum( X, Z, 'additive_identity' ) ), ~( sum( Y, Z, 
% 0.89/1.23    'multiplicative_identity' ) ), ~( sum( 'additive_identity', X, Y ) ) ] )
% 0.89/1.23  , clause( 4677, [ ~( sum( 'additive_identity', X, Y ) ), ~( sum( X, Z, 
% 0.89/1.23    'additive_identity' ) ), ~( sum( Y, Z, 'multiplicative_identity' ) ) ] )
% 0.89/1.23  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.89/1.23    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4679, [ sum( 'multiplicative_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , clause( 4, [ ~( sum( Y, X, Z ) ), sum( X, Y, Z ) ] )
% 0.89/1.23  , 0, clause( 28, [ sum( 'additive_identity', 'multiplicative_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , 0, substitution( 0, [ :=( X, 'multiplicative_identity' ), :=( Y, 
% 0.89/1.23    'additive_identity' ), :=( Z, 'additive_identity' )] ), substitution( 1
% 0.89/1.23    , [] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 142, [ sum( 'multiplicative_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , clause( 4679, [ sum( 'multiplicative_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4680, [ 'less_or_equal'( 'additive_identity', 'additive_identity' )
% 0.89/1.23    , ~( 'less_or_equal'( 'multiplicative_identity', 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , clause( 50, [ 'less_or_equal'( X, X ), ~( 'less_or_equal'( Y, Y ) ), ~( 
% 0.89/1.23    sum( Y, Z, X ) ) ] )
% 0.89/1.23  , 2, clause( 142, [ sum( 'multiplicative_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , 0, substitution( 0, [ :=( X, 'additive_identity' ), :=( Y, 
% 0.89/1.23    'multiplicative_identity' ), :=( Z, 'additive_identity' )] ), 
% 0.89/1.23    substitution( 1, [] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 3452, [ 'less_or_equal'( 'additive_identity', 'additive_identity' )
% 0.89/1.23    , ~( 'less_or_equal'( 'multiplicative_identity', 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , clause( 4680, [ 'less_or_equal'( 'additive_identity', 'additive_identity'
% 0.89/1.23     ), ~( 'less_or_equal'( 'multiplicative_identity', 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] )
% 0.89/1.23     ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4681, [ 'less_or_equal'( 'additive_identity', 'additive_identity' )
% 0.89/1.23    , ~( defined( 'multiplicative_identity' ) ) ] )
% 0.89/1.23  , clause( 3452, [ 'less_or_equal'( 'additive_identity', 'additive_identity'
% 0.89/1.23     ), ~( 'less_or_equal'( 'multiplicative_identity', 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , 1, clause( 49, [ ~( defined( X ) ), 'less_or_equal'( X, X ) ] )
% 0.89/1.23  , 1, substitution( 0, [] ), substitution( 1, [ :=( X, 
% 0.89/1.23    'multiplicative_identity' )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4682, [ 'less_or_equal'( 'additive_identity', 'additive_identity' )
% 0.89/1.23     ] )
% 0.89/1.23  , clause( 4681, [ 'less_or_equal'( 'additive_identity', 'additive_identity'
% 0.89/1.23     ), ~( defined( 'multiplicative_identity' ) ) ] )
% 0.89/1.23  , 1, clause( 16, [ defined( 'multiplicative_identity' ) ] )
% 0.89/1.23  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 3457, [ 'less_or_equal'( 'additive_identity', 'additive_identity' )
% 0.89/1.23     ] )
% 0.89/1.23  , clause( 4682, [ 'less_or_equal'( 'additive_identity', 'additive_identity'
% 0.89/1.23     ) ] )
% 0.89/1.23  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4683, [ sum( X, 'additive_identity', 'multiplicative_identity' ), 
% 0.89/1.23    ~( sum( X, 'additive_identity', 'additive_identity' ) ), ~( defined( 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , clause( 57, [ sum( X, 'additive_identity', Z ), ~( sum( Y, 
% 0.89/1.23    'multiplicative_identity', Z ) ), ~( sum( X, 'additive_identity', Y ) ) ]
% 0.89/1.23     )
% 0.89/1.23  , 1, clause( 2, [ ~( defined( X ) ), sum( 'additive_identity', X, X ) ] )
% 0.89/1.23  , 1, substitution( 0, [ :=( X, X ), :=( Y, 'additive_identity' ), :=( Z, 
% 0.89/1.23    'multiplicative_identity' )] ), substitution( 1, [ :=( X, 
% 0.89/1.23    'multiplicative_identity' )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4685, [ sum( X, 'additive_identity', 'multiplicative_identity' ), 
% 0.89/1.23    ~( sum( X, 'additive_identity', 'additive_identity' ) ) ] )
% 0.89/1.23  , clause( 4683, [ sum( X, 'additive_identity', 'multiplicative_identity' )
% 0.89/1.23    , ~( sum( X, 'additive_identity', 'additive_identity' ) ), ~( defined( 
% 0.89/1.23    'multiplicative_identity' ) ) ] )
% 0.89/1.23  , 2, clause( 16, [ defined( 'multiplicative_identity' ) ] )
% 0.89/1.23  , 0, substitution( 0, [ :=( X, X )] ), substitution( 1, [] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 4000, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.89/1.23    sum( X, 'additive_identity', 'multiplicative_identity' ) ] )
% 0.89/1.23  , clause( 4685, [ sum( X, 'additive_identity', 'multiplicative_identity' )
% 0.89/1.23    , ~( sum( X, 'additive_identity', 'additive_identity' ) ) ] )
% 0.89/1.23  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.89/1.23    0 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4687, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( 
% 0.89/1.23    'additive_identity', X, Z ) ), ~( sum( Y, Z, 'multiplicative_identity' )
% 0.89/1.23     ) ] )
% 0.89/1.23  , clause( 62, [ ~( sum( X, Z, 'additive_identity' ) ), ~( sum( Y, Z, 
% 0.89/1.23    'multiplicative_identity' ) ), ~( sum( 'additive_identity', X, Y ) ) ] )
% 0.89/1.23  , 1, clause( 4, [ ~( sum( Y, X, Z ) ), sum( X, Y, Z ) ] )
% 0.89/1.23  , 1, substitution( 0, [ :=( X, X ), :=( Y, Z ), :=( Z, Y )] ), 
% 0.89/1.23    substitution( 1, [ :=( X, Z ), :=( Y, Y ), :=( Z, 
% 0.89/1.23    'multiplicative_identity' )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 4427, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( Y, Z, 
% 0.89/1.23    'multiplicative_identity' ) ), ~( sum( 'additive_identity', X, Z ) ) ] )
% 0.89/1.23  , clause( 4687, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( 
% 0.89/1.23    'additive_identity', X, Z ) ), ~( sum( Y, Z, 'multiplicative_identity' )
% 0.89/1.23     ) ] )
% 0.89/1.23  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.89/1.23    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  factor(
% 0.89/1.23  clause( 4693, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ), ~( sum( 'additive_identity', 'additive_identity'
% 0.89/1.23    , 'multiplicative_identity' ) ) ] )
% 0.89/1.23  , clause( 4427, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( Y, Z, 
% 0.89/1.23    'multiplicative_identity' ) ), ~( sum( 'additive_identity', X, Z ) ) ] )
% 0.89/1.23  , 0, 2, substitution( 0, [ :=( X, 'additive_identity' ), :=( Y, 
% 0.89/1.23    'additive_identity' ), :=( Z, 'additive_identity' )] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4695, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ), ~( sum( 'additive_identity', 'additive_identity'
% 0.89/1.23    , 'additive_identity' ) ) ] )
% 0.89/1.23  , clause( 4693, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ), ~( sum( 'additive_identity', 'additive_identity'
% 0.89/1.23    , 'multiplicative_identity' ) ) ] )
% 0.89/1.23  , 1, clause( 4000, [ ~( sum( X, 'additive_identity', 'additive_identity' )
% 0.89/1.23     ), sum( X, 'additive_identity', 'multiplicative_identity' ) ] )
% 0.89/1.23  , 1, substitution( 0, [] ), substitution( 1, [ :=( X, 'additive_identity' )] )
% 0.89/1.23    ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  factor(
% 0.89/1.23  clause( 4696, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ) ] )
% 0.89/1.23  , clause( 4695, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ), ~( sum( 'additive_identity', 'additive_identity'
% 0.89/1.23    , 'additive_identity' ) ) ] )
% 0.89/1.23  , 0, 1, substitution( 0, [] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 4432, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ) ] )
% 0.89/1.23  , clause( 4696, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ) ] )
% 0.89/1.23  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4697, [ ~( 'less_or_equal'( 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ) ] )
% 0.89/1.23  , clause( 4432, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ) ] )
% 0.89/1.23  , 0, clause( 48, [ ~( 'less_or_equal'( X, X ) ), sum( 'additive_identity', 
% 0.89/1.23    X, X ) ] )
% 0.89/1.23  , 1, substitution( 0, [] ), substitution( 1, [ :=( X, 'additive_identity' )] )
% 0.89/1.23    ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  resolution(
% 0.89/1.23  clause( 4698, [] )
% 0.89/1.23  , clause( 4697, [ ~( 'less_or_equal'( 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ) ] )
% 0.89/1.23  , 0, clause( 3457, [ 'less_or_equal'( 'additive_identity', 
% 0.89/1.23    'additive_identity' ) ] )
% 0.89/1.23  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  subsumption(
% 0.89/1.23  clause( 4435, [] )
% 0.89/1.23  , clause( 4698, [] )
% 0.89/1.23  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  end.
% 0.89/1.23  
% 0.89/1.23  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.89/1.23  
% 0.89/1.23  Memory use:
% 0.89/1.23  
% 0.89/1.23  space for terms:        41824
% 0.89/1.23  space for clauses:      216086
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  clauses generated:      6394
% 0.89/1.23  clauses kept:           4436
% 0.89/1.23  clauses selected:       259
% 0.89/1.23  clauses deleted:        4
% 0.89/1.23  clauses inuse deleted:  1
% 0.89/1.23  
% 0.89/1.23  subsentry:          26719
% 0.89/1.23  literals s-matched: 8894
% 0.89/1.23  literals matched:   8186
% 0.89/1.23  full subsumption:   6324
% 0.89/1.23  
% 0.89/1.23  checksum:           1375890555
% 0.89/1.23  
% 0.89/1.23  
% 0.89/1.23  Bliksem ended
%------------------------------------------------------------------------------