TSTP Solution File: RNG038-2 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : RNG038-2 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n029.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 : Mon Jul 18 20:16:10 EDT 2022

% Result   : Unsatisfiable 0.42s 1.08s
% Output   : Refutation 0.42s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : RNG038-2 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.12  % Command  : bliksem %s
% 0.12/0.33  % Computer : n029.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 May 30 19:37:14 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.42/1.08  *** allocated 10000 integers for termspace/termends
% 0.42/1.08  *** allocated 10000 integers for clauses
% 0.42/1.08  *** allocated 10000 integers for justifications
% 0.42/1.08  Bliksem 1.12
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  Automatic Strategy Selection
% 0.42/1.08  
% 0.42/1.08  Clauses:
% 0.42/1.08  [
% 0.42/1.08     [ ~( equalish( X, Y ) ), equalish( 'additive_inverse'( X ), 
% 0.42/1.08    'additive_inverse'( Y ) ) ],
% 0.42/1.08     [ ~( equalish( X, Y ) ), equalish( add( X, Z ), add( Y, Z ) ) ],
% 0.42/1.08     [ ~( equalish( X, Y ) ), ~( sum( X, Z, T ) ), sum( Y, Z, T ) ],
% 0.42/1.08     [ ~( equalish( X, Y ) ), ~( sum( Z, X, T ) ), sum( Z, Y, T ) ],
% 0.42/1.08     [ ~( equalish( X, Y ) ), ~( sum( Z, T, X ) ), sum( Z, T, Y ) ],
% 0.42/1.08     [ ~( equalish( X, Y ) ), equalish( multiply( X, Z ), multiply( Y, Z ) )
% 0.42/1.08     ],
% 0.42/1.08     [ ~( equalish( X, Y ) ), ~( product( X, Z, T ) ), product( Y, Z, T ) ]
% 0.42/1.08    ,
% 0.42/1.08     [ ~( equalish( X, Y ) ), ~( product( Z, X, T ) ), product( Z, Y, T ) ]
% 0.42/1.08    ,
% 0.42/1.08     [ ~( equalish( X, Y ) ), ~( product( Z, T, X ) ), product( Z, T, Y ) ]
% 0.42/1.08    ,
% 0.42/1.08     [ sum( X, 'additive_identity', X ) ],
% 0.42/1.08     [ product( X, Y, multiply( X, Y ) ) ],
% 0.42/1.08     [ sum( X, Y, add( X, Y ) ) ],
% 0.42/1.08     [ sum( X, 'additive_inverse'( X ), 'additive_identity' ) ],
% 0.42/1.08     [ ~( sum( X, Y, Z ) ), ~( sum( Y, T, U ) ), ~( sum( Z, T, W ) ), sum( X
% 0.42/1.08    , U, W ) ],
% 0.42/1.08     [ ~( sum( X, Y, Z ) ), ~( sum( Y, T, U ) ), ~( sum( X, U, W ) ), sum( Z
% 0.42/1.08    , T, W ) ],
% 0.42/1.08     [ ~( sum( X, Y, Z ) ), sum( Y, X, Z ) ],
% 0.42/1.08     [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( Z, T, W
% 0.42/1.08     ) ), product( X, U, W ) ],
% 0.42/1.08     [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( product( X, U, W
% 0.42/1.08     ) ), product( Z, T, W ) ],
% 0.42/1.08     [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( Y, T, W ) )
% 0.42/1.08    , ~( product( X, W, V0 ) ), sum( Z, U, V0 ) ],
% 0.42/1.08     [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( Y, T, W ) )
% 0.42/1.08    , ~( sum( Z, U, V0 ) ), product( X, W, V0 ) ],
% 0.42/1.08     [ ~( product( X, Y, Z ) ), ~( product( T, Y, U ) ), ~( sum( X, T, W ) )
% 0.42/1.08    , ~( product( W, Y, V0 ) ), sum( Z, U, V0 ) ],
% 0.42/1.08     [ ~( product( X, Y, Z ) ), ~( product( T, Y, U ) ), ~( sum( X, T, W ) )
% 0.42/1.08    , ~( sum( Z, U, V0 ) ), product( W, Y, V0 ) ],
% 0.42/1.08     [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), equalish( Z, T ) ],
% 0.42/1.08     [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), equalish( Z, T ) ]
% 0.42/1.08    ,
% 0.42/1.08     [ product( 'additive_identity', X, 'additive_identity' ) ],
% 0.42/1.08     [ product( X, 'additive_identity', 'additive_identity' ) ],
% 0.42/1.08     [ ~( equalish( X, 'additive_identity' ) ), product( X, h( X, Y ), Y ) ]
% 0.42/1.08    ,
% 0.42/1.08     [ product( a, b, 'additive_identity' ) ],
% 0.42/1.08     [ ~( equalish( a, 'additive_identity' ) ) ],
% 0.42/1.08     [ ~( equalish( b, 'additive_identity' ) ) ]
% 0.42/1.08  ] .
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  percentage equality = 0.000000, percentage horn = 1.000000
% 0.42/1.08  This is a near-Horn, non-equality  problem
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  Options Used:
% 0.42/1.08  
% 0.42/1.08  useres =            1
% 0.42/1.08  useparamod =        0
% 0.42/1.08  useeqrefl =         0
% 0.42/1.08  useeqfact =         0
% 0.42/1.08  usefactor =         1
% 0.42/1.08  usesimpsplitting =  0
% 0.42/1.08  usesimpdemod =      0
% 0.42/1.08  usesimpres =        4
% 0.42/1.08  
% 0.42/1.08  resimpinuse      =  1000
% 0.42/1.08  resimpclauses =     20000
% 0.42/1.08  substype =          standard
% 0.42/1.08  backwardsubs =      1
% 0.42/1.08  selectoldest =      5
% 0.42/1.08  
% 0.42/1.08  litorderings [0] =  split
% 0.42/1.08  litorderings [1] =  liftord
% 0.42/1.08  
% 0.42/1.08  termordering =      none
% 0.42/1.08  
% 0.42/1.08  litapriori =        1
% 0.42/1.08  termapriori =       0
% 0.42/1.08  litaposteriori =    0
% 0.42/1.08  termaposteriori =   0
% 0.42/1.08  demodaposteriori =  0
% 0.42/1.08  ordereqreflfact =   0
% 0.42/1.08  
% 0.42/1.08  litselect =         negative
% 0.42/1.08  
% 0.42/1.08  maxweight =         30000
% 0.42/1.08  maxdepth =          30000
% 0.42/1.08  maxlength =         115
% 0.42/1.08  maxnrvars =         195
% 0.42/1.08  excuselevel =       0
% 0.42/1.08  increasemaxweight = 0
% 0.42/1.08  
% 0.42/1.08  maxselected =       10000000
% 0.42/1.08  maxnrclauses =      10000000
% 0.42/1.08  
% 0.42/1.08  showgenerated =    0
% 0.42/1.08  showkept =         0
% 0.42/1.08  showselected =     0
% 0.42/1.08  showdeleted =      0
% 0.42/1.08  showresimp =       1
% 0.42/1.08  showstatus =       2000
% 0.42/1.08  
% 0.42/1.08  prologoutput =     1
% 0.42/1.08  nrgoals =          5000000
% 0.42/1.08  totalproof =       1
% 0.42/1.08  
% 0.42/1.08  Symbols occurring in the translation:
% 0.42/1.08  
% 0.42/1.08  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.42/1.08  .  [1, 2]      (w:1, o:28, a:1, s:1, b:0), 
% 0.42/1.08  !  [4, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 0.42/1.08  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.42/1.08  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.42/1.08  equalish  [41, 2]      (w:1, o:53, a:1, s:1, b:0), 
% 0.42/1.08  'additive_inverse'  [42, 1]      (w:1, o:27, a:1, s:1, b:0), 
% 0.42/1.08  add  [44, 2]      (w:1, o:54, a:1, s:1, b:0), 
% 0.42/1.08  sum  [46, 3]      (w:1, o:57, a:1, s:1, b:0), 
% 0.42/1.08  multiply  [47, 2]      (w:1, o:55, a:1, s:1, b:0), 
% 0.42/1.08  product  [48, 3]      (w:1, o:58, a:1, s:1, b:0), 
% 0.42/1.08  'additive_identity'  [49, 0]      (w:1, o:18, a:1, s:1, b:0), 
% 0.42/1.08  h  [56, 2]      (w:1, o:56, a:1, s:1, b:0), 
% 0.42/1.08  a  [57, 0]      (w:1, o:20, a:1, s:1, b:0), 
% 0.42/1.08  b  [58, 0]      (w:1, o:21, a:1, s:1, b:0).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  Starting Search:
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  Bliksems!, er is een bewijs:
% 0.42/1.08  % SZS status Unsatisfiable
% 0.42/1.08  % SZS output start Refutation
% 0.42/1.08  
% 0.42/1.08  clause( 9, [ sum( X, 'additive_identity', X ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 22, [ equalish( Z, T ), ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ) ]
% 0.42/1.08     )
% 0.42/1.08  .
% 0.42/1.08  clause( 23, [ equalish( Z, T ), ~( product( X, Y, Z ) ), ~( product( X, Y, 
% 0.42/1.08    T ) ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 24, [ product( 'additive_identity', X, 'additive_identity' ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 26, [ product( X, h( X, Y ), Y ), ~( equalish( X, 
% 0.42/1.08    'additive_identity' ) ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 28, [ ~( equalish( a, 'additive_identity' ) ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 54, [ equalish( X, X ), ~( sum( Y, Z, X ) ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 69, [ equalish( X, X ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 73, [ product( 'additive_identity', h( 'additive_identity', X ), X
% 0.42/1.08     ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 77, [ equalish( X, 'additive_identity' ), ~( product( 
% 0.42/1.08    'additive_identity', Y, X ) ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 79, [ equalish( X, 'additive_identity' ) ] )
% 0.42/1.08  .
% 0.42/1.08  clause( 89, [] )
% 0.42/1.08  .
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  % SZS output end Refutation
% 0.42/1.08  found a proof!
% 0.42/1.08  
% 0.42/1.08  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.42/1.08  
% 0.42/1.08  initialclauses(
% 0.42/1.08  [ clause( 91, [ ~( equalish( X, Y ) ), equalish( 'additive_inverse'( X ), 
% 0.42/1.08    'additive_inverse'( Y ) ) ] )
% 0.42/1.08  , clause( 92, [ ~( equalish( X, Y ) ), equalish( add( X, Z ), add( Y, Z ) )
% 0.42/1.08     ] )
% 0.42/1.08  , clause( 93, [ ~( equalish( X, Y ) ), ~( sum( X, Z, T ) ), sum( Y, Z, T )
% 0.42/1.08     ] )
% 0.42/1.08  , clause( 94, [ ~( equalish( X, Y ) ), ~( sum( Z, X, T ) ), sum( Z, Y, T )
% 0.42/1.08     ] )
% 0.42/1.08  , clause( 95, [ ~( equalish( X, Y ) ), ~( sum( Z, T, X ) ), sum( Z, T, Y )
% 0.42/1.08     ] )
% 0.42/1.08  , clause( 96, [ ~( equalish( X, Y ) ), equalish( multiply( X, Z ), multiply( 
% 0.42/1.08    Y, Z ) ) ] )
% 0.42/1.08  , clause( 97, [ ~( equalish( X, Y ) ), ~( product( X, Z, T ) ), product( Y
% 0.42/1.08    , Z, T ) ] )
% 0.42/1.08  , clause( 98, [ ~( equalish( X, Y ) ), ~( product( Z, X, T ) ), product( Z
% 0.42/1.08    , Y, T ) ] )
% 0.42/1.08  , clause( 99, [ ~( equalish( X, Y ) ), ~( product( Z, T, X ) ), product( Z
% 0.42/1.08    , T, Y ) ] )
% 0.42/1.08  , clause( 100, [ sum( X, 'additive_identity', X ) ] )
% 0.42/1.08  , clause( 101, [ product( X, Y, multiply( X, Y ) ) ] )
% 0.42/1.08  , clause( 102, [ sum( X, Y, add( X, Y ) ) ] )
% 0.42/1.08  , clause( 103, [ sum( X, 'additive_inverse'( X ), 'additive_identity' ) ]
% 0.42/1.08     )
% 0.42/1.08  , clause( 104, [ ~( sum( X, Y, Z ) ), ~( sum( Y, T, U ) ), ~( sum( Z, T, W
% 0.42/1.08     ) ), sum( X, U, W ) ] )
% 0.42/1.08  , clause( 105, [ ~( sum( X, Y, Z ) ), ~( sum( Y, T, U ) ), ~( sum( X, U, W
% 0.42/1.08     ) ), sum( Z, T, W ) ] )
% 0.42/1.08  , clause( 106, [ ~( sum( X, Y, Z ) ), sum( Y, X, Z ) ] )
% 0.42/1.08  , clause( 107, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 0.42/1.08    product( Z, T, W ) ), product( X, U, W ) ] )
% 0.42/1.08  , clause( 108, [ ~( product( X, Y, Z ) ), ~( product( Y, T, U ) ), ~( 
% 0.42/1.08    product( X, U, W ) ), product( Z, T, W ) ] )
% 0.42/1.08  , clause( 109, [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( 
% 0.42/1.08    Y, T, W ) ), ~( product( X, W, V0 ) ), sum( Z, U, V0 ) ] )
% 0.42/1.08  , clause( 110, [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( 
% 0.42/1.08    Y, T, W ) ), ~( sum( Z, U, V0 ) ), product( X, W, V0 ) ] )
% 0.42/1.08  , clause( 111, [ ~( product( X, Y, Z ) ), ~( product( T, Y, U ) ), ~( sum( 
% 0.42/1.08    X, T, W ) ), ~( product( W, Y, V0 ) ), sum( Z, U, V0 ) ] )
% 0.42/1.08  , clause( 112, [ ~( product( X, Y, Z ) ), ~( product( T, Y, U ) ), ~( sum( 
% 0.42/1.08    X, T, W ) ), ~( sum( Z, U, V0 ) ), product( W, Y, V0 ) ] )
% 0.42/1.08  , clause( 113, [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), equalish( Z, T )
% 0.42/1.08     ] )
% 0.42/1.08  , clause( 114, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), equalish( 
% 0.42/1.08    Z, T ) ] )
% 0.42/1.08  , clause( 115, [ product( 'additive_identity', X, 'additive_identity' ) ]
% 0.42/1.08     )
% 0.42/1.08  , clause( 116, [ product( X, 'additive_identity', 'additive_identity' ) ]
% 0.42/1.08     )
% 0.42/1.08  , clause( 117, [ ~( equalish( X, 'additive_identity' ) ), product( X, h( X
% 0.42/1.08    , Y ), Y ) ] )
% 0.42/1.08  , clause( 118, [ product( a, b, 'additive_identity' ) ] )
% 0.42/1.08  , clause( 119, [ ~( equalish( a, 'additive_identity' ) ) ] )
% 0.42/1.08  , clause( 120, [ ~( equalish( b, 'additive_identity' ) ) ] )
% 0.42/1.08  ] ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 9, [ sum( X, 'additive_identity', X ) ] )
% 0.42/1.08  , clause( 100, [ sum( X, 'additive_identity', X ) ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 22, [ equalish( Z, T ), ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ) ]
% 0.42/1.08     )
% 0.42/1.08  , clause( 113, [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), equalish( Z, T )
% 0.42/1.08     ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.42/1.08    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 2 ), ==>( 2, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 23, [ equalish( Z, T ), ~( product( X, Y, Z ) ), ~( product( X, Y, 
% 0.42/1.08    T ) ) ] )
% 0.42/1.08  , clause( 114, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), equalish( 
% 0.42/1.08    Z, T ) ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.42/1.08    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 2 ), ==>( 2, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 24, [ product( 'additive_identity', X, 'additive_identity' ) ] )
% 0.42/1.08  , clause( 115, [ product( 'additive_identity', X, 'additive_identity' ) ]
% 0.42/1.08     )
% 0.42/1.08  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 26, [ product( X, h( X, Y ), Y ), ~( equalish( X, 
% 0.42/1.08    'additive_identity' ) ) ] )
% 0.42/1.08  , clause( 117, [ ~( equalish( X, 'additive_identity' ) ), product( X, h( X
% 0.42/1.08    , Y ), Y ) ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.42/1.08     ), ==>( 1, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 28, [ ~( equalish( a, 'additive_identity' ) ) ] )
% 0.42/1.08  , clause( 119, [ ~( equalish( a, 'additive_identity' ) ) ] )
% 0.42/1.08  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  factor(
% 0.42/1.08  clause( 280, [ equalish( X, X ), ~( sum( Y, Z, X ) ) ] )
% 0.42/1.08  , clause( 22, [ equalish( Z, T ), ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) )
% 0.42/1.08     ] )
% 0.42/1.08  , 1, 2, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, X ), :=( T, X )] )
% 0.42/1.08    ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 54, [ equalish( X, X ), ~( sum( Y, Z, X ) ) ] )
% 0.42/1.08  , clause( 280, [ equalish( X, X ), ~( sum( Y, Z, X ) ) ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.42/1.08    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  resolution(
% 0.42/1.08  clause( 281, [ equalish( X, X ) ] )
% 0.42/1.08  , clause( 54, [ equalish( X, X ), ~( sum( Y, Z, X ) ) ] )
% 0.42/1.08  , 1, clause( 9, [ sum( X, 'additive_identity', X ) ] )
% 0.42/1.08  , 0, substitution( 0, [ :=( X, X ), :=( Y, X ), :=( Z, 'additive_identity'
% 0.42/1.08     )] ), substitution( 1, [ :=( X, X )] )).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 69, [ equalish( X, X ) ] )
% 0.42/1.08  , clause( 281, [ equalish( X, X ) ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  resolution(
% 0.42/1.08  clause( 282, [ product( 'additive_identity', h( 'additive_identity', X ), X
% 0.42/1.08     ) ] )
% 0.42/1.08  , clause( 26, [ product( X, h( X, Y ), Y ), ~( equalish( X, 
% 0.42/1.08    'additive_identity' ) ) ] )
% 0.42/1.08  , 1, clause( 69, [ equalish( X, X ) ] )
% 0.42/1.08  , 0, substitution( 0, [ :=( X, 'additive_identity' ), :=( Y, X )] ), 
% 0.42/1.08    substitution( 1, [ :=( X, 'additive_identity' )] )).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 73, [ product( 'additive_identity', h( 'additive_identity', X ), X
% 0.42/1.08     ) ] )
% 0.42/1.08  , clause( 282, [ product( 'additive_identity', h( 'additive_identity', X )
% 0.42/1.08    , X ) ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  resolution(
% 0.42/1.08  clause( 284, [ equalish( X, 'additive_identity' ), ~( product( 
% 0.42/1.08    'additive_identity', Y, X ) ) ] )
% 0.42/1.08  , clause( 23, [ equalish( Z, T ), ~( product( X, Y, Z ) ), ~( product( X, Y
% 0.42/1.08    , T ) ) ] )
% 0.42/1.08  , 2, clause( 24, [ product( 'additive_identity', X, 'additive_identity' ) ]
% 0.42/1.08     )
% 0.42/1.08  , 0, substitution( 0, [ :=( X, 'additive_identity' ), :=( Y, Y ), :=( Z, X
% 0.42/1.08     ), :=( T, 'additive_identity' )] ), substitution( 1, [ :=( X, Y )] )
% 0.42/1.08    ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 77, [ equalish( X, 'additive_identity' ), ~( product( 
% 0.42/1.08    'additive_identity', Y, X ) ) ] )
% 0.42/1.08  , clause( 284, [ equalish( X, 'additive_identity' ), ~( product( 
% 0.42/1.08    'additive_identity', Y, X ) ) ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.42/1.08     ), ==>( 1, 1 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  resolution(
% 0.42/1.08  clause( 285, [ equalish( X, 'additive_identity' ) ] )
% 0.42/1.08  , clause( 77, [ equalish( X, 'additive_identity' ), ~( product( 
% 0.42/1.08    'additive_identity', Y, X ) ) ] )
% 0.42/1.08  , 1, clause( 73, [ product( 'additive_identity', h( 'additive_identity', X
% 0.42/1.08     ), X ) ] )
% 0.42/1.08  , 0, substitution( 0, [ :=( X, X ), :=( Y, h( 'additive_identity', X ) )] )
% 0.42/1.08    , substitution( 1, [ :=( X, X )] )).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 79, [ equalish( X, 'additive_identity' ) ] )
% 0.42/1.08  , clause( 285, [ equalish( X, 'additive_identity' ) ] )
% 0.42/1.08  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  resolution(
% 0.42/1.08  clause( 286, [] )
% 0.42/1.08  , clause( 28, [ ~( equalish( a, 'additive_identity' ) ) ] )
% 0.42/1.08  , 0, clause( 79, [ equalish( X, 'additive_identity' ) ] )
% 0.42/1.08  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, a )] )).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  subsumption(
% 0.42/1.08  clause( 89, [] )
% 0.42/1.08  , clause( 286, [] )
% 0.42/1.08  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  end.
% 0.42/1.08  
% 0.42/1.08  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.42/1.08  
% 0.42/1.08  Memory use:
% 0.42/1.08  
% 0.42/1.08  space for terms:        1974
% 0.42/1.08  space for clauses:      4528
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  clauses generated:      160
% 0.42/1.08  clauses kept:           90
% 0.42/1.08  clauses selected:       34
% 0.42/1.08  clauses deleted:        8
% 0.42/1.08  clauses inuse deleted:  0
% 0.42/1.08  
% 0.42/1.08  subsentry:          556
% 0.42/1.08  literals s-matched: 364
% 0.42/1.08  literals matched:   269
% 0.42/1.08  full subsumption:   72
% 0.42/1.08  
% 0.42/1.08  checksum:           1842395092
% 0.42/1.08  
% 0.42/1.08  
% 0.42/1.08  Bliksem ended
%------------------------------------------------------------------------------