TSTP Solution File: FLD019-3 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : FLD019-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n021.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 01:50:59 EDT 2022

% Result   : Unsatisfiable 0.86s 1.28s
% Output   : Refutation 0.86s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : FLD019-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.11/0.12  % Command  : bliksem %s
% 0.12/0.33  % Computer : n021.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 21:33:35 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.86/1.28  *** allocated 10000 integers for termspace/termends
% 0.86/1.28  *** allocated 10000 integers for clauses
% 0.86/1.28  *** allocated 10000 integers for justifications
% 0.86/1.28  Bliksem 1.12
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  Automatic Strategy Selection
% 0.86/1.28  
% 0.86/1.28  Clauses:
% 0.86/1.28  [
% 0.86/1.28     [ sum( X, Y, Z ), ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W
% 0.86/1.28    , Z ) ) ],
% 0.86/1.28     [ sum( X, Y, Z ), ~( sum( T, U, X ) ), ~( sum( U, Y, W ) ), ~( sum( T, W
% 0.86/1.28    , Z ) ) ],
% 0.86/1.28     [ sum( 'additive_identity', X, X ), ~( defined( X ) ) ],
% 0.86/1.28     [ sum( 'additive_inverse'( X ), X, 'additive_identity' ), ~( defined( X
% 0.86/1.28     ) ) ],
% 0.86/1.28     [ sum( X, Y, Z ), ~( sum( Y, X, Z ) ) ],
% 0.86/1.28     [ product( X, Y, Z ), ~( product( X, T, U ) ), ~( product( T, W, Y ) ), 
% 0.86/1.28    ~( product( U, W, Z ) ) ],
% 0.86/1.28     [ product( X, Y, Z ), ~( product( T, U, X ) ), ~( product( U, Y, W ) ), 
% 0.86/1.28    ~( product( T, W, Z ) ) ],
% 0.86/1.28     [ product( 'multiplicative_identity', X, X ), ~( defined( X ) ) ],
% 0.86/1.28     [ product( 'multiplicative_inverse'( X ), X, 'multiplicative_identity' )
% 0.86/1.28    , sum( 'additive_identity', X, 'additive_identity' ), ~( defined( X ) ) ]
% 0.86/1.28    ,
% 0.86/1.28     [ product( X, Y, Z ), ~( product( Y, X, Z ) ) ],
% 0.86/1.28     [ sum( X, Y, Z ), ~( sum( T, U, W ) ), ~( product( W, V0, Z ) ), ~( 
% 0.86/1.28    product( T, V0, X ) ), ~( product( U, V0, Y ) ) ],
% 0.86/1.28     [ product( X, Y, Z ), ~( sum( T, U, X ) ), ~( product( T, Y, W ) ), ~( 
% 0.86/1.28    product( U, Y, V0 ) ), ~( sum( W, V0, Z ) ) ],
% 0.86/1.28     [ defined( add( X, Y ) ), ~( defined( X ) ), ~( defined( Y ) ) ],
% 0.86/1.28     [ defined( 'additive_identity' ) ],
% 0.86/1.28     [ defined( 'additive_inverse'( X ) ), ~( defined( X ) ) ],
% 0.86/1.28     [ defined( multiply( X, Y ) ), ~( defined( X ) ), ~( defined( Y ) ) ]
% 0.86/1.28    ,
% 0.86/1.28     [ defined( 'multiplicative_identity' ) ],
% 0.86/1.28     [ defined( 'multiplicative_inverse'( X ) ), ~( defined( X ) ), sum( 
% 0.86/1.28    'additive_identity', X, 'additive_identity' ) ],
% 0.86/1.28     [ sum( X, Y, add( X, Y ) ), ~( defined( X ) ), ~( defined( Y ) ) ],
% 0.86/1.28     [ product( X, Y, multiply( X, Y ) ), ~( defined( X ) ), ~( defined( Y )
% 0.86/1.28     ) ],
% 0.86/1.28     [ sum( 'additive_identity', X, Y ), ~( 'less_or_equal'( X, Y ) ), ~( 
% 0.86/1.28    'less_or_equal'( Y, X ) ) ],
% 0.86/1.28     [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( X, Z ) ), ~( 
% 0.86/1.28    'less_or_equal'( Z, Y ) ) ],
% 0.86/1.28     [ 'less_or_equal'( X, Y ), 'less_or_equal'( Y, X ), ~( defined( X ) ), 
% 0.86/1.28    ~( defined( Y ) ) ],
% 0.86/1.28     [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( Z, T ) ), ~( sum( Z, U, X
% 0.86/1.28     ) ), ~( sum( T, U, Y ) ) ],
% 0.86/1.28     [ 'less_or_equal'( 'additive_identity', X ), ~( 'less_or_equal'( 
% 0.86/1.28    'additive_identity', Y ) ), ~( 'less_or_equal'( 'additive_identity', Z )
% 0.86/1.28     ), ~( product( Y, Z, X ) ) ],
% 0.86/1.28     [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.86/1.28    'multiplicative_identity' ) ) ],
% 0.86/1.28     [ defined( a ) ],
% 0.86/1.28     [ sum( 'additive_identity', 'additive_inverse'( a ), 'additive_identity'
% 0.86/1.28     ) ],
% 0.86/1.28     [ ~( sum( 'additive_identity', a, 'additive_identity' ) ) ]
% 0.86/1.28  ] .
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  percentage equality = 0.000000, percentage horn = 0.896552
% 0.86/1.28  This a non-horn, non-equality problem
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  Options Used:
% 0.86/1.28  
% 0.86/1.28  useres =            1
% 0.86/1.28  useparamod =        0
% 0.86/1.28  useeqrefl =         0
% 0.86/1.28  useeqfact =         0
% 0.86/1.28  usefactor =         1
% 0.86/1.28  usesimpsplitting =  0
% 0.86/1.28  usesimpdemod =      0
% 0.86/1.28  usesimpres =        3
% 0.86/1.28  
% 0.86/1.28  resimpinuse      =  1000
% 0.86/1.28  resimpclauses =     20000
% 0.86/1.28  substype =          standard
% 0.86/1.28  backwardsubs =      1
% 0.86/1.28  selectoldest =      5
% 0.86/1.28  
% 0.86/1.28  litorderings [0] =  split
% 0.86/1.28  litorderings [1] =  liftord
% 0.86/1.28  
% 0.86/1.28  termordering =      none
% 0.86/1.28  
% 0.86/1.28  litapriori =        1
% 0.86/1.28  termapriori =       0
% 0.86/1.28  litaposteriori =    0
% 0.86/1.28  termaposteriori =   0
% 0.86/1.28  demodaposteriori =  0
% 0.86/1.28  ordereqreflfact =   0
% 0.86/1.28  
% 0.86/1.28  litselect =         none
% 0.86/1.28  
% 0.86/1.28  maxweight =         15
% 0.86/1.28  maxdepth =          30000
% 0.86/1.28  maxlength =         115
% 0.86/1.28  maxnrvars =         195
% 0.86/1.28  excuselevel =       1
% 0.86/1.28  increasemaxweight = 1
% 0.86/1.28  
% 0.86/1.28  maxselected =       10000000
% 0.86/1.28  maxnrclauses =      10000000
% 0.86/1.28  
% 0.86/1.28  showgenerated =    0
% 0.86/1.28  showkept =         0
% 0.86/1.28  showselected =     0
% 0.86/1.28  showdeleted =      0
% 0.86/1.28  showresimp =       1
% 0.86/1.28  showstatus =       2000
% 0.86/1.28  
% 0.86/1.28  prologoutput =     1
% 0.86/1.28  nrgoals =          5000000
% 0.86/1.28  totalproof =       1
% 0.86/1.28  
% 0.86/1.28  Symbols occurring in the translation:
% 0.86/1.28  
% 0.86/1.28  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.86/1.28  .  [1, 2]      (w:1, o:30, a:1, s:1, b:0), 
% 0.86/1.28  !  [4, 1]      (w:0, o:22, a:1, s:1, b:0), 
% 0.86/1.28  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.86/1.28  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.86/1.28  sum  [42, 3]      (w:1, o:58, a:1, s:1, b:0), 
% 0.86/1.28  'additive_identity'  [46, 0]      (w:1, o:15, a:1, s:1, b:0), 
% 0.86/1.28  defined  [47, 1]      (w:1, o:27, a:1, s:1, b:0), 
% 0.86/1.28  'additive_inverse'  [48, 1]      (w:1, o:28, a:1, s:1, b:0), 
% 0.86/1.28  product  [49, 3]      (w:1, o:59, a:1, s:1, b:0), 
% 0.86/1.28  'multiplicative_identity'  [50, 0]      (w:1, o:16, a:1, s:1, b:0), 
% 0.86/1.28  'multiplicative_inverse'  [51, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 0.86/1.28  add  [56, 2]      (w:1, o:55, a:1, s:1, b:0), 
% 0.86/1.28  multiply  [57, 2]      (w:1, o:57, a:1, s:1, b:0), 
% 0.86/1.28  'less_or_equal'  [58, 2]      (w:1, o:56, a:1, s:1, b:0), 
% 0.86/1.28  a  [59, 0]      (w:1, o:21, a:1, s:1, b:0).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  Starting Search:
% 0.86/1.28  
% 0.86/1.28  Resimplifying inuse:
% 0.86/1.28  Done
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  Intermediate Status:
% 0.86/1.28  Generated:    2971
% 0.86/1.28  Kept:         2010
% 0.86/1.28  Inuse:        138
% 0.86/1.28  Deleted:      0
% 0.86/1.28  Deletedinuse: 0
% 0.86/1.28  
% 0.86/1.28  Resimplifying inuse:
% 0.86/1.28  Done
% 0.86/1.28  
% 0.86/1.28  Resimplifying inuse:
% 0.86/1.28  Done
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  Intermediate Status:
% 0.86/1.28  Generated:    5804
% 0.86/1.28  Kept:         4027
% 0.86/1.28  Inuse:        234
% 0.86/1.28  Deleted:      0
% 0.86/1.28  Deletedinuse: 0
% 0.86/1.28  
% 0.86/1.28  Resimplifying inuse:
% 0.86/1.28  Done
% 0.86/1.28  
% 0.86/1.28  Resimplifying inuse:
% 0.86/1.28  Done
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  Bliksems!, er is een bewijs:
% 0.86/1.28  % SZS status Unsatisfiable
% 0.86/1.28  % SZS output start Refutation
% 0.86/1.28  
% 0.86/1.28  clause( 0, [ ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W, Z ) )
% 0.86/1.28    , sum( X, Y, Z ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 1, [ ~( sum( T, U, X ) ), ~( sum( U, Y, W ) ), ~( sum( T, W, Z ) )
% 0.86/1.28    , sum( X, Y, Z ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 2, [ ~( defined( X ) ), sum( 'additive_identity', X, X ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 3, [ ~( defined( X ) ), sum( 'additive_inverse'( X ), X, 
% 0.86/1.28    'additive_identity' ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 4, [ ~( sum( Y, X, Z ) ), sum( X, Y, Z ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 13, [ defined( 'additive_identity' ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 14, [ ~( defined( X ) ), defined( 'additive_inverse'( X ) ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 26, [ defined( a ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 27, [ sum( 'additive_identity', 'additive_inverse'( a ), 
% 0.86/1.28    'additive_identity' ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 28, [ ~( sum( 'additive_identity', a, 'additive_identity' ) ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 61, [ ~( sum( Y, 'additive_inverse'( a ), Z ) ), sum( X, Z, 
% 0.86/1.28    'additive_identity' ), ~( sum( X, Y, 'additive_identity' ) ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 66, [ defined( 'additive_inverse'( a ) ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 81, [ ~( sum( Y, a, Z ) ), ~( sum( X, Z, 'additive_identity' ) ), 
% 0.86/1.28    ~( sum( X, Y, 'additive_identity' ) ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 133, [ ~( defined( X ) ), sum( X, 'additive_identity', X ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 4411, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.28    sum( X, 'additive_inverse'( a ), 'additive_identity' ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 5688, [ ~( defined( a ) ), ~( sum( X, 'additive_identity', 
% 0.86/1.28    'additive_identity' ) ) ] )
% 0.86/1.28  .
% 0.86/1.28  clause( 5694, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ) ]
% 0.86/1.28     )
% 0.86/1.28  .
% 0.86/1.28  clause( 5703, [] )
% 0.86/1.28  .
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  % SZS output end Refutation
% 0.86/1.28  found a proof!
% 0.86/1.28  
% 0.86/1.28  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.86/1.28  
% 0.86/1.28  initialclauses(
% 0.86/1.28  [ clause( 5705, [ sum( X, Y, Z ), ~( sum( X, T, U ) ), ~( sum( T, W, Y ) )
% 0.86/1.28    , ~( sum( U, W, Z ) ) ] )
% 0.86/1.28  , clause( 5706, [ sum( X, Y, Z ), ~( sum( T, U, X ) ), ~( sum( U, Y, W ) )
% 0.86/1.28    , ~( sum( T, W, Z ) ) ] )
% 0.86/1.28  , clause( 5707, [ sum( 'additive_identity', X, X ), ~( defined( X ) ) ] )
% 0.86/1.28  , clause( 5708, [ sum( 'additive_inverse'( X ), X, 'additive_identity' ), 
% 0.86/1.28    ~( defined( X ) ) ] )
% 0.86/1.28  , clause( 5709, [ sum( X, Y, Z ), ~( sum( Y, X, Z ) ) ] )
% 0.86/1.28  , clause( 5710, [ product( X, Y, Z ), ~( product( X, T, U ) ), ~( product( 
% 0.86/1.28    T, W, Y ) ), ~( product( U, W, Z ) ) ] )
% 0.86/1.28  , clause( 5711, [ product( X, Y, Z ), ~( product( T, U, X ) ), ~( product( 
% 0.86/1.28    U, Y, W ) ), ~( product( T, W, Z ) ) ] )
% 0.86/1.28  , clause( 5712, [ product( 'multiplicative_identity', X, X ), ~( defined( X
% 0.86/1.28     ) ) ] )
% 0.86/1.28  , clause( 5713, [ product( 'multiplicative_inverse'( X ), X, 
% 0.86/1.28    'multiplicative_identity' ), sum( 'additive_identity', X, 
% 0.86/1.28    'additive_identity' ), ~( defined( X ) ) ] )
% 0.86/1.28  , clause( 5714, [ product( X, Y, Z ), ~( product( Y, X, Z ) ) ] )
% 0.86/1.28  , clause( 5715, [ sum( X, Y, Z ), ~( sum( T, U, W ) ), ~( product( W, V0, Z
% 0.86/1.28     ) ), ~( product( T, V0, X ) ), ~( product( U, V0, Y ) ) ] )
% 0.86/1.28  , clause( 5716, [ product( X, Y, Z ), ~( sum( T, U, X ) ), ~( product( T, Y
% 0.86/1.28    , W ) ), ~( product( U, Y, V0 ) ), ~( sum( W, V0, Z ) ) ] )
% 0.86/1.28  , clause( 5717, [ defined( add( X, Y ) ), ~( defined( X ) ), ~( defined( Y
% 0.86/1.28     ) ) ] )
% 0.86/1.28  , clause( 5718, [ defined( 'additive_identity' ) ] )
% 0.86/1.28  , clause( 5719, [ defined( 'additive_inverse'( X ) ), ~( defined( X ) ) ]
% 0.86/1.28     )
% 0.86/1.28  , clause( 5720, [ defined( multiply( X, Y ) ), ~( defined( X ) ), ~( 
% 0.86/1.28    defined( Y ) ) ] )
% 0.86/1.28  , clause( 5721, [ defined( 'multiplicative_identity' ) ] )
% 0.86/1.28  , clause( 5722, [ defined( 'multiplicative_inverse'( X ) ), ~( defined( X )
% 0.86/1.28     ), sum( 'additive_identity', X, 'additive_identity' ) ] )
% 0.86/1.28  , clause( 5723, [ sum( X, Y, add( X, Y ) ), ~( defined( X ) ), ~( defined( 
% 0.86/1.28    Y ) ) ] )
% 0.86/1.28  , clause( 5724, [ product( X, Y, multiply( X, Y ) ), ~( defined( X ) ), ~( 
% 0.86/1.28    defined( Y ) ) ] )
% 0.86/1.28  , clause( 5725, [ sum( 'additive_identity', X, Y ), ~( 'less_or_equal'( X, 
% 0.86/1.28    Y ) ), ~( 'less_or_equal'( Y, X ) ) ] )
% 0.86/1.28  , clause( 5726, [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( X, Z ) ), 
% 0.86/1.28    ~( 'less_or_equal'( Z, Y ) ) ] )
% 0.86/1.28  , clause( 5727, [ 'less_or_equal'( X, Y ), 'less_or_equal'( Y, X ), ~( 
% 0.86/1.28    defined( X ) ), ~( defined( Y ) ) ] )
% 0.86/1.28  , clause( 5728, [ 'less_or_equal'( X, Y ), ~( 'less_or_equal'( Z, T ) ), 
% 0.86/1.28    ~( sum( Z, U, X ) ), ~( sum( T, U, Y ) ) ] )
% 0.86/1.28  , clause( 5729, [ 'less_or_equal'( 'additive_identity', X ), ~( 
% 0.86/1.28    'less_or_equal'( 'additive_identity', Y ) ), ~( 'less_or_equal'( 
% 0.86/1.28    'additive_identity', Z ) ), ~( product( Y, Z, X ) ) ] )
% 0.86/1.28  , clause( 5730, [ ~( sum( 'additive_identity', 'additive_identity', 
% 0.86/1.28    'multiplicative_identity' ) ) ] )
% 0.86/1.28  , clause( 5731, [ defined( a ) ] )
% 0.86/1.28  , clause( 5732, [ sum( 'additive_identity', 'additive_inverse'( a ), 
% 0.86/1.28    'additive_identity' ) ] )
% 0.86/1.28  , clause( 5733, [ ~( sum( 'additive_identity', a, 'additive_identity' ) ) ]
% 0.86/1.28     )
% 0.86/1.28  ] ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 0, [ ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W, Z ) )
% 0.86/1.28    , sum( X, Y, Z ) ] )
% 0.86/1.28  , clause( 5705, [ sum( X, Y, Z ), ~( sum( X, T, U ) ), ~( sum( T, W, Y ) )
% 0.86/1.28    , ~( sum( U, W, Z ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.86/1.28    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 3 ), ==>( 1, 0 ), ==>( 2
% 0.86/1.28    , 1 ), ==>( 3, 2 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 1, [ ~( sum( T, U, X ) ), ~( sum( U, Y, W ) ), ~( sum( T, W, Z ) )
% 0.86/1.28    , sum( X, Y, Z ) ] )
% 0.86/1.28  , clause( 5706, [ sum( X, Y, Z ), ~( sum( T, U, X ) ), ~( sum( U, Y, W ) )
% 0.86/1.28    , ~( sum( T, W, Z ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.86/1.28    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 3 ), ==>( 1, 0 ), ==>( 2
% 0.86/1.28    , 1 ), ==>( 3, 2 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 2, [ ~( defined( X ) ), sum( 'additive_identity', X, X ) ] )
% 0.86/1.28  , clause( 5707, [ sum( 'additive_identity', X, X ), ~( defined( X ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.86/1.28    0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 3, [ ~( defined( X ) ), sum( 'additive_inverse'( X ), X, 
% 0.86/1.28    'additive_identity' ) ] )
% 0.86/1.28  , clause( 5708, [ sum( 'additive_inverse'( X ), X, 'additive_identity' ), 
% 0.86/1.28    ~( defined( X ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.86/1.28    0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 4, [ ~( sum( Y, X, Z ) ), sum( X, Y, Z ) ] )
% 0.86/1.28  , clause( 5709, [ sum( X, Y, Z ), ~( sum( Y, X, Z ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.86/1.28    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 13, [ defined( 'additive_identity' ) ] )
% 0.86/1.28  , clause( 5718, [ defined( 'additive_identity' ) ] )
% 0.86/1.28  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 14, [ ~( defined( X ) ), defined( 'additive_inverse'( X ) ) ] )
% 0.86/1.28  , clause( 5719, [ defined( 'additive_inverse'( X ) ), ~( defined( X ) ) ]
% 0.86/1.28     )
% 0.86/1.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.86/1.28    0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 26, [ defined( a ) ] )
% 0.86/1.28  , clause( 5731, [ defined( a ) ] )
% 0.86/1.28  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 27, [ sum( 'additive_identity', 'additive_inverse'( a ), 
% 0.86/1.28    'additive_identity' ) ] )
% 0.86/1.28  , clause( 5732, [ sum( 'additive_identity', 'additive_inverse'( a ), 
% 0.86/1.28    'additive_identity' ) ] )
% 0.86/1.28  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 28, [ ~( sum( 'additive_identity', a, 'additive_identity' ) ) ] )
% 0.86/1.28  , clause( 5733, [ ~( sum( 'additive_identity', a, 'additive_identity' ) ) ]
% 0.86/1.28     )
% 0.86/1.28  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5919, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( Y, 
% 0.86/1.28    'additive_inverse'( a ), Z ) ), sum( X, Z, 'additive_identity' ) ] )
% 0.86/1.28  , clause( 0, [ ~( sum( X, T, U ) ), ~( sum( T, W, Y ) ), ~( sum( U, W, Z )
% 0.86/1.28     ), sum( X, Y, Z ) ] )
% 0.86/1.28  , 2, clause( 27, [ sum( 'additive_identity', 'additive_inverse'( a ), 
% 0.86/1.28    'additive_identity' ) ] )
% 0.86/1.28  , 0, substitution( 0, [ :=( X, X ), :=( Y, Z ), :=( Z, 'additive_identity'
% 0.86/1.28     ), :=( T, Y ), :=( U, 'additive_identity' ), :=( W, 'additive_inverse'( 
% 0.86/1.28    a ) )] ), substitution( 1, [] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 61, [ ~( sum( Y, 'additive_inverse'( a ), Z ) ), sum( X, Z, 
% 0.86/1.28    'additive_identity' ), ~( sum( X, Y, 'additive_identity' ) ) ] )
% 0.86/1.28  , clause( 5919, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( Y, 
% 0.86/1.28    'additive_inverse'( a ), Z ) ), sum( X, Z, 'additive_identity' ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.86/1.28    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5921, [ defined( 'additive_inverse'( a ) ) ] )
% 0.86/1.28  , clause( 14, [ ~( defined( X ) ), defined( 'additive_inverse'( X ) ) ] )
% 0.86/1.28  , 0, clause( 26, [ defined( a ) ] )
% 0.86/1.28  , 0, substitution( 0, [ :=( X, a )] ), substitution( 1, [] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 66, [ defined( 'additive_inverse'( a ) ) ] )
% 0.86/1.28  , clause( 5921, [ defined( 'additive_inverse'( a ) ) ] )
% 0.86/1.28  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5922, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( Y, a, Z ) )
% 0.86/1.28    , ~( sum( X, Z, 'additive_identity' ) ) ] )
% 0.86/1.28  , clause( 28, [ ~( sum( 'additive_identity', a, 'additive_identity' ) ) ]
% 0.86/1.28     )
% 0.86/1.28  , 0, clause( 1, [ ~( sum( T, U, X ) ), ~( sum( U, Y, W ) ), ~( sum( T, W, Z
% 0.86/1.28     ) ), sum( X, Y, Z ) ] )
% 0.86/1.28  , 3, substitution( 0, [] ), substitution( 1, [ :=( X, 'additive_identity' )
% 0.86/1.28    , :=( Y, a ), :=( Z, 'additive_identity' ), :=( T, X ), :=( U, Y ), :=( W
% 0.86/1.28    , Z )] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 81, [ ~( sum( Y, a, Z ) ), ~( sum( X, Z, 'additive_identity' ) ), 
% 0.86/1.28    ~( sum( X, Y, 'additive_identity' ) ) ] )
% 0.86/1.28  , clause( 5922, [ ~( sum( X, Y, 'additive_identity' ) ), ~( sum( Y, a, Z )
% 0.86/1.28     ), ~( sum( X, Z, 'additive_identity' ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.86/1.28    permutation( 0, [ ==>( 0, 2 ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5925, [ sum( X, 'additive_identity', X ), ~( defined( X ) ) ] )
% 0.86/1.28  , clause( 4, [ ~( sum( Y, X, Z ) ), sum( X, Y, Z ) ] )
% 0.86/1.28  , 0, clause( 2, [ ~( defined( X ) ), sum( 'additive_identity', X, X ) ] )
% 0.86/1.28  , 1, substitution( 0, [ :=( X, X ), :=( Y, 'additive_identity' ), :=( Z, X
% 0.86/1.28     )] ), substitution( 1, [ :=( X, X )] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 133, [ ~( defined( X ) ), sum( X, 'additive_identity', X ) ] )
% 0.86/1.28  , clause( 5925, [ sum( X, 'additive_identity', X ), ~( defined( X ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.86/1.28    0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5926, [ sum( X, 'additive_inverse'( a ), 'additive_identity' ), ~( 
% 0.86/1.28    sum( X, 'additive_identity', 'additive_identity' ) ), ~( defined( 
% 0.86/1.28    'additive_inverse'( a ) ) ) ] )
% 0.86/1.28  , clause( 61, [ ~( sum( Y, 'additive_inverse'( a ), Z ) ), sum( X, Z, 
% 0.86/1.28    'additive_identity' ), ~( sum( X, Y, 'additive_identity' ) ) ] )
% 0.86/1.28  , 0, clause( 2, [ ~( defined( X ) ), sum( 'additive_identity', X, X ) ] )
% 0.86/1.28  , 1, substitution( 0, [ :=( X, X ), :=( Y, 'additive_identity' ), :=( Z, 
% 0.86/1.28    'additive_inverse'( a ) )] ), substitution( 1, [ :=( X, 
% 0.86/1.28    'additive_inverse'( a ) )] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5928, [ sum( X, 'additive_inverse'( a ), 'additive_identity' ), ~( 
% 0.86/1.28    sum( X, 'additive_identity', 'additive_identity' ) ) ] )
% 0.86/1.28  , clause( 5926, [ sum( X, 'additive_inverse'( a ), 'additive_identity' ), 
% 0.86/1.28    ~( sum( X, 'additive_identity', 'additive_identity' ) ), ~( defined( 
% 0.86/1.28    'additive_inverse'( a ) ) ) ] )
% 0.86/1.28  , 2, clause( 66, [ defined( 'additive_inverse'( a ) ) ] )
% 0.86/1.28  , 0, substitution( 0, [ :=( X, X )] ), substitution( 1, [] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 4411, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.28    sum( X, 'additive_inverse'( a ), 'additive_identity' ) ] )
% 0.86/1.28  , clause( 5928, [ sum( X, 'additive_inverse'( a ), 'additive_identity' ), 
% 0.86/1.28    ~( sum( X, 'additive_identity', 'additive_identity' ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.86/1.28    0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5929, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.28    ~( sum( X, 'additive_inverse'( a ), 'additive_identity' ) ), ~( defined( 
% 0.86/1.28    a ) ) ] )
% 0.86/1.28  , clause( 81, [ ~( sum( Y, a, Z ) ), ~( sum( X, Z, 'additive_identity' ) )
% 0.86/1.28    , ~( sum( X, Y, 'additive_identity' ) ) ] )
% 0.86/1.28  , 0, clause( 3, [ ~( defined( X ) ), sum( 'additive_inverse'( X ), X, 
% 0.86/1.28    'additive_identity' ) ] )
% 0.86/1.28  , 1, substitution( 0, [ :=( X, X ), :=( Y, 'additive_inverse'( a ) ), :=( Z
% 0.86/1.28    , 'additive_identity' )] ), substitution( 1, [ :=( X, a )] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5932, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.28    ~( defined( a ) ), ~( sum( X, 'additive_identity', 'additive_identity' )
% 0.86/1.28     ) ] )
% 0.86/1.28  , clause( 5929, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.28    ~( sum( X, 'additive_inverse'( a ), 'additive_identity' ) ), ~( defined( 
% 0.86/1.28    a ) ) ] )
% 0.86/1.28  , 1, clause( 4411, [ ~( sum( X, 'additive_identity', 'additive_identity' )
% 0.86/1.28     ), sum( X, 'additive_inverse'( a ), 'additive_identity' ) ] )
% 0.86/1.28  , 1, substitution( 0, [ :=( X, X )] ), substitution( 1, [ :=( X, X )] )
% 0.86/1.28    ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  factor(
% 0.86/1.28  clause( 5933, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.28    ~( defined( a ) ) ] )
% 0.86/1.28  , clause( 5932, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.28    ~( defined( a ) ), ~( sum( X, 'additive_identity', 'additive_identity' )
% 0.86/1.28     ) ] )
% 0.86/1.28  , 0, 2, substitution( 0, [ :=( X, X )] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 5688, [ ~( defined( a ) ), ~( sum( X, 'additive_identity', 
% 0.86/1.28    'additive_identity' ) ) ] )
% 0.86/1.28  , clause( 5933, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ), 
% 0.86/1.28    ~( defined( a ) ) ] )
% 0.86/1.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.86/1.28    0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5934, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ) ]
% 0.86/1.28     )
% 0.86/1.28  , clause( 5688, [ ~( defined( a ) ), ~( sum( X, 'additive_identity', 
% 0.86/1.28    'additive_identity' ) ) ] )
% 0.86/1.28  , 0, clause( 26, [ defined( a ) ] )
% 0.86/1.28  , 0, substitution( 0, [ :=( X, X )] ), substitution( 1, [] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 5694, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ) ]
% 0.86/1.28     )
% 0.86/1.28  , clause( 5934, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ) ]
% 0.86/1.28     )
% 0.86/1.28  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5935, [ ~( defined( 'additive_identity' ) ) ] )
% 0.86/1.28  , clause( 5694, [ ~( sum( X, 'additive_identity', 'additive_identity' ) ) ]
% 0.86/1.28     )
% 0.86/1.28  , 0, clause( 133, [ ~( defined( X ) ), sum( X, 'additive_identity', X ) ]
% 0.86/1.28     )
% 0.86/1.28  , 1, substitution( 0, [ :=( X, 'additive_identity' )] ), substitution( 1, [
% 0.86/1.28     :=( X, 'additive_identity' )] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  resolution(
% 0.86/1.28  clause( 5936, [] )
% 0.86/1.28  , clause( 5935, [ ~( defined( 'additive_identity' ) ) ] )
% 0.86/1.28  , 0, clause( 13, [ defined( 'additive_identity' ) ] )
% 0.86/1.28  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  subsumption(
% 0.86/1.28  clause( 5703, [] )
% 0.86/1.28  , clause( 5936, [] )
% 0.86/1.28  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  end.
% 0.86/1.28  
% 0.86/1.28  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.86/1.28  
% 0.86/1.28  Memory use:
% 0.86/1.28  
% 0.86/1.28  space for terms:        53649
% 0.86/1.28  space for clauses:      277853
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  clauses generated:      9955
% 0.86/1.28  clauses kept:           5704
% 0.86/1.28  clauses selected:       330
% 0.86/1.28  clauses deleted:        3
% 0.86/1.28  clauses inuse deleted:  0
% 0.86/1.28  
% 0.86/1.28  subsentry:          32344
% 0.86/1.28  literals s-matched: 11160
% 0.86/1.28  literals matched:   10350
% 0.86/1.28  full subsumption:   8261
% 0.86/1.28  
% 0.86/1.28  checksum:           -54696594
% 0.86/1.28  
% 0.86/1.28  
% 0.86/1.28  Bliksem ended
%------------------------------------------------------------------------------