TSTP Solution File: GRP159-1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : GRP159-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n005.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 0s
% DateTime : Sat Jul 16 07:35:38 EDT 2022

% Result   : Unsatisfiable 0.44s 1.08s
% Output   : Refutation 0.44s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : GRP159-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.10/0.13  % Command  : bliksem %s
% 0.13/0.34  % Computer : n005.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % DateTime : Mon Jun 13 22:13:09 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.44/1.08  *** allocated 10000 integers for termspace/termends
% 0.44/1.08  *** allocated 10000 integers for clauses
% 0.44/1.08  *** allocated 10000 integers for justifications
% 0.44/1.08  Bliksem 1.12
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  Automatic Strategy Selection
% 0.44/1.08  
% 0.44/1.08  Clauses:
% 0.44/1.08  [
% 0.44/1.08     [ =( multiply( identity, X ), X ) ],
% 0.44/1.08     [ =( multiply( inverse( X ), X ), identity ) ],
% 0.44/1.08     [ =( multiply( multiply( X, Y ), Z ), multiply( X, multiply( Y, Z ) ) )
% 0.44/1.08     ],
% 0.44/1.08     [ =( 'greatest_lower_bound'( X, Y ), 'greatest_lower_bound'( Y, X ) ) ]
% 0.44/1.08    ,
% 0.44/1.08     [ =( 'least_upper_bound'( X, Y ), 'least_upper_bound'( Y, X ) ) ],
% 0.44/1.08     [ =( 'greatest_lower_bound'( X, 'greatest_lower_bound'( Y, Z ) ), 
% 0.44/1.08    'greatest_lower_bound'( 'greatest_lower_bound'( X, Y ), Z ) ) ],
% 0.44/1.08     [ =( 'least_upper_bound'( X, 'least_upper_bound'( Y, Z ) ), 
% 0.44/1.08    'least_upper_bound'( 'least_upper_bound'( X, Y ), Z ) ) ],
% 0.44/1.08     [ =( 'least_upper_bound'( X, X ), X ) ],
% 0.44/1.08     [ =( 'greatest_lower_bound'( X, X ), X ) ],
% 0.44/1.08     [ =( 'least_upper_bound'( X, 'greatest_lower_bound'( X, Y ) ), X ) ]
% 0.44/1.08    ,
% 0.44/1.08     [ =( 'greatest_lower_bound'( X, 'least_upper_bound'( X, Y ) ), X ) ]
% 0.44/1.08    ,
% 0.44/1.08     [ =( multiply( X, 'least_upper_bound'( Y, Z ) ), 'least_upper_bound'( 
% 0.44/1.08    multiply( X, Y ), multiply( X, Z ) ) ) ],
% 0.44/1.08     [ =( multiply( X, 'greatest_lower_bound'( Y, Z ) ), 
% 0.44/1.08    'greatest_lower_bound'( multiply( X, Y ), multiply( X, Z ) ) ) ],
% 0.44/1.08     [ =( multiply( 'least_upper_bound'( X, Y ), Z ), 'least_upper_bound'( 
% 0.44/1.08    multiply( X, Z ), multiply( Y, Z ) ) ) ],
% 0.44/1.08     [ =( multiply( 'greatest_lower_bound'( X, Y ), Z ), 
% 0.44/1.08    'greatest_lower_bound'( multiply( X, Z ), multiply( Y, Z ) ) ) ],
% 0.44/1.08     [ =( 'greatest_lower_bound'( a, b ), a ) ],
% 0.44/1.08     [ ~( =( 'least_upper_bound'( multiply( c, a ), multiply( c, b ) ), 
% 0.44/1.08    multiply( c, b ) ) ) ]
% 0.44/1.08  ] .
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  percentage equality = 1.000000, percentage horn = 1.000000
% 0.44/1.08  This is a pure equality problem
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  Options Used:
% 0.44/1.08  
% 0.44/1.08  useres =            1
% 0.44/1.08  useparamod =        1
% 0.44/1.08  useeqrefl =         1
% 0.44/1.08  useeqfact =         1
% 0.44/1.08  usefactor =         1
% 0.44/1.08  usesimpsplitting =  0
% 0.44/1.08  usesimpdemod =      5
% 0.44/1.08  usesimpres =        3
% 0.44/1.08  
% 0.44/1.08  resimpinuse      =  1000
% 0.44/1.08  resimpclauses =     20000
% 0.44/1.08  substype =          eqrewr
% 0.44/1.08  backwardsubs =      1
% 0.44/1.08  selectoldest =      5
% 0.44/1.08  
% 0.44/1.08  litorderings [0] =  split
% 0.44/1.08  litorderings [1] =  extend the termordering, first sorting on arguments
% 0.44/1.08  
% 0.44/1.08  termordering =      kbo
% 0.44/1.08  
% 0.44/1.08  litapriori =        0
% 0.44/1.08  termapriori =       1
% 0.44/1.08  litaposteriori =    0
% 0.44/1.08  termaposteriori =   0
% 0.44/1.08  demodaposteriori =  0
% 0.44/1.08  ordereqreflfact =   0
% 0.44/1.08  
% 0.44/1.08  litselect =         negord
% 0.44/1.08  
% 0.44/1.08  maxweight =         15
% 0.44/1.08  maxdepth =          30000
% 0.44/1.08  maxlength =         115
% 0.44/1.08  maxnrvars =         195
% 0.44/1.08  excuselevel =       1
% 0.44/1.08  increasemaxweight = 1
% 0.44/1.08  
% 0.44/1.08  maxselected =       10000000
% 0.44/1.08  maxnrclauses =      10000000
% 0.44/1.08  
% 0.44/1.08  showgenerated =    0
% 0.44/1.08  showkept =         0
% 0.44/1.08  showselected =     0
% 0.44/1.08  showdeleted =      0
% 0.44/1.08  showresimp =       1
% 0.44/1.08  showstatus =       2000
% 0.44/1.08  
% 0.44/1.08  prologoutput =     1
% 0.44/1.08  nrgoals =          5000000
% 0.44/1.08  totalproof =       1
% 0.44/1.08  
% 0.44/1.08  Symbols occurring in the translation:
% 0.44/1.08  
% 0.44/1.08  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.44/1.08  .  [1, 2]      (w:1, o:22, a:1, s:1, b:0), 
% 0.44/1.08  !  [4, 1]      (w:0, o:16, a:1, s:1, b:0), 
% 0.44/1.08  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.44/1.08  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.44/1.08  identity  [39, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 0.44/1.08  multiply  [41, 2]      (w:1, o:48, a:1, s:1, b:0), 
% 0.44/1.08  inverse  [42, 1]      (w:1, o:21, a:1, s:1, b:0), 
% 0.44/1.08  'greatest_lower_bound'  [45, 2]      (w:1, o:49, a:1, s:1, b:0), 
% 0.44/1.08  'least_upper_bound'  [46, 2]      (w:1, o:47, a:1, s:1, b:0), 
% 0.44/1.08  a  [47, 0]      (w:1, o:13, a:1, s:1, b:0), 
% 0.44/1.08  b  [48, 0]      (w:1, o:14, a:1, s:1, b:0), 
% 0.44/1.08  c  [49, 0]      (w:1, o:15, a:1, s:1, b:0).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  Starting Search:
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  Bliksems!, er is een bewijs:
% 0.44/1.08  % SZS status Unsatisfiable
% 0.44/1.08  % SZS output start Refutation
% 0.44/1.08  
% 0.44/1.08  clause( 3, [ =( 'greatest_lower_bound'( X, Y ), 'greatest_lower_bound'( Y, 
% 0.44/1.08    X ) ) ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 4, [ =( 'least_upper_bound'( X, Y ), 'least_upper_bound'( Y, X ) )
% 0.44/1.08     ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 9, [ =( 'least_upper_bound'( X, 'greatest_lower_bound'( X, Y ) ), X
% 0.44/1.08     ) ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 11, [ =( 'least_upper_bound'( multiply( X, Y ), multiply( X, Z ) )
% 0.44/1.08    , multiply( X, 'least_upper_bound'( Y, Z ) ) ) ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 15, [ =( 'greatest_lower_bound'( a, b ), a ) ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 16, [ ~( =( multiply( c, 'least_upper_bound'( a, b ) ), multiply( c
% 0.44/1.08    , b ) ) ) ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 20, [ =( 'greatest_lower_bound'( b, a ), a ) ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 40, [ =( 'least_upper_bound'( b, a ), b ) ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 51, [ =( 'least_upper_bound'( a, b ), b ) ] )
% 0.44/1.08  .
% 0.44/1.08  clause( 131, [] )
% 0.44/1.08  .
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  % SZS output end Refutation
% 0.44/1.08  found a proof!
% 0.44/1.08  
% 0.44/1.08  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.44/1.08  
% 0.44/1.08  initialclauses(
% 0.44/1.08  [ clause( 133, [ =( multiply( identity, X ), X ) ] )
% 0.44/1.08  , clause( 134, [ =( multiply( inverse( X ), X ), identity ) ] )
% 0.44/1.08  , clause( 135, [ =( multiply( multiply( X, Y ), Z ), multiply( X, multiply( 
% 0.44/1.08    Y, Z ) ) ) ] )
% 0.44/1.08  , clause( 136, [ =( 'greatest_lower_bound'( X, Y ), 'greatest_lower_bound'( 
% 0.44/1.08    Y, X ) ) ] )
% 0.44/1.08  , clause( 137, [ =( 'least_upper_bound'( X, Y ), 'least_upper_bound'( Y, X
% 0.44/1.08     ) ) ] )
% 0.44/1.08  , clause( 138, [ =( 'greatest_lower_bound'( X, 'greatest_lower_bound'( Y, Z
% 0.44/1.08     ) ), 'greatest_lower_bound'( 'greatest_lower_bound'( X, Y ), Z ) ) ] )
% 0.44/1.08  , clause( 139, [ =( 'least_upper_bound'( X, 'least_upper_bound'( Y, Z ) ), 
% 0.44/1.08    'least_upper_bound'( 'least_upper_bound'( X, Y ), Z ) ) ] )
% 0.44/1.08  , clause( 140, [ =( 'least_upper_bound'( X, X ), X ) ] )
% 0.44/1.08  , clause( 141, [ =( 'greatest_lower_bound'( X, X ), X ) ] )
% 0.44/1.08  , clause( 142, [ =( 'least_upper_bound'( X, 'greatest_lower_bound'( X, Y )
% 0.44/1.08     ), X ) ] )
% 0.44/1.08  , clause( 143, [ =( 'greatest_lower_bound'( X, 'least_upper_bound'( X, Y )
% 0.44/1.08     ), X ) ] )
% 0.44/1.08  , clause( 144, [ =( multiply( X, 'least_upper_bound'( Y, Z ) ), 
% 0.44/1.08    'least_upper_bound'( multiply( X, Y ), multiply( X, Z ) ) ) ] )
% 0.44/1.08  , clause( 145, [ =( multiply( X, 'greatest_lower_bound'( Y, Z ) ), 
% 0.44/1.08    'greatest_lower_bound'( multiply( X, Y ), multiply( X, Z ) ) ) ] )
% 0.44/1.08  , clause( 146, [ =( multiply( 'least_upper_bound'( X, Y ), Z ), 
% 0.44/1.08    'least_upper_bound'( multiply( X, Z ), multiply( Y, Z ) ) ) ] )
% 0.44/1.08  , clause( 147, [ =( multiply( 'greatest_lower_bound'( X, Y ), Z ), 
% 0.44/1.08    'greatest_lower_bound'( multiply( X, Z ), multiply( Y, Z ) ) ) ] )
% 0.44/1.08  , clause( 148, [ =( 'greatest_lower_bound'( a, b ), a ) ] )
% 0.44/1.08  , clause( 149, [ ~( =( 'least_upper_bound'( multiply( c, a ), multiply( c, 
% 0.44/1.08    b ) ), multiply( c, b ) ) ) ] )
% 0.44/1.08  ] ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 3, [ =( 'greatest_lower_bound'( X, Y ), 'greatest_lower_bound'( Y, 
% 0.44/1.08    X ) ) ] )
% 0.44/1.08  , clause( 136, [ =( 'greatest_lower_bound'( X, Y ), 'greatest_lower_bound'( 
% 0.44/1.08    Y, X ) ) ] )
% 0.44/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.44/1.08     )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 4, [ =( 'least_upper_bound'( X, Y ), 'least_upper_bound'( Y, X ) )
% 0.44/1.08     ] )
% 0.44/1.08  , clause( 137, [ =( 'least_upper_bound'( X, Y ), 'least_upper_bound'( Y, X
% 0.44/1.08     ) ) ] )
% 0.44/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.44/1.08     )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 9, [ =( 'least_upper_bound'( X, 'greatest_lower_bound'( X, Y ) ), X
% 0.44/1.08     ) ] )
% 0.44/1.08  , clause( 142, [ =( 'least_upper_bound'( X, 'greatest_lower_bound'( X, Y )
% 0.44/1.08     ), X ) ] )
% 0.44/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.44/1.08     )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  eqswap(
% 0.44/1.08  clause( 173, [ =( 'least_upper_bound'( multiply( X, Y ), multiply( X, Z ) )
% 0.44/1.08    , multiply( X, 'least_upper_bound'( Y, Z ) ) ) ] )
% 0.44/1.08  , clause( 144, [ =( multiply( X, 'least_upper_bound'( Y, Z ) ), 
% 0.44/1.08    'least_upper_bound'( multiply( X, Y ), multiply( X, Z ) ) ) ] )
% 0.44/1.08  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 11, [ =( 'least_upper_bound'( multiply( X, Y ), multiply( X, Z ) )
% 0.44/1.08    , multiply( X, 'least_upper_bound'( Y, Z ) ) ) ] )
% 0.44/1.08  , clause( 173, [ =( 'least_upper_bound'( multiply( X, Y ), multiply( X, Z )
% 0.44/1.08     ), multiply( X, 'least_upper_bound'( Y, Z ) ) ) ] )
% 0.44/1.08  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.44/1.08    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 15, [ =( 'greatest_lower_bound'( a, b ), a ) ] )
% 0.44/1.08  , clause( 148, [ =( 'greatest_lower_bound'( a, b ), a ) ] )
% 0.44/1.08  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  paramod(
% 0.44/1.08  clause( 222, [ ~( =( multiply( c, 'least_upper_bound'( a, b ) ), multiply( 
% 0.44/1.08    c, b ) ) ) ] )
% 0.44/1.08  , clause( 11, [ =( 'least_upper_bound'( multiply( X, Y ), multiply( X, Z )
% 0.44/1.08     ), multiply( X, 'least_upper_bound'( Y, Z ) ) ) ] )
% 0.44/1.08  , 0, clause( 149, [ ~( =( 'least_upper_bound'( multiply( c, a ), multiply( 
% 0.44/1.08    c, b ) ), multiply( c, b ) ) ) ] )
% 0.44/1.08  , 0, 2, substitution( 0, [ :=( X, c ), :=( Y, a ), :=( Z, b )] ), 
% 0.44/1.08    substitution( 1, [] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 16, [ ~( =( multiply( c, 'least_upper_bound'( a, b ) ), multiply( c
% 0.44/1.08    , b ) ) ) ] )
% 0.44/1.08  , clause( 222, [ ~( =( multiply( c, 'least_upper_bound'( a, b ) ), multiply( 
% 0.44/1.08    c, b ) ) ) ] )
% 0.44/1.08  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  eqswap(
% 0.44/1.08  clause( 224, [ =( a, 'greatest_lower_bound'( a, b ) ) ] )
% 0.44/1.08  , clause( 15, [ =( 'greatest_lower_bound'( a, b ), a ) ] )
% 0.44/1.08  , 0, substitution( 0, [] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  paramod(
% 0.44/1.08  clause( 225, [ =( a, 'greatest_lower_bound'( b, a ) ) ] )
% 0.44/1.08  , clause( 3, [ =( 'greatest_lower_bound'( X, Y ), 'greatest_lower_bound'( Y
% 0.44/1.08    , X ) ) ] )
% 0.44/1.08  , 0, clause( 224, [ =( a, 'greatest_lower_bound'( a, b ) ) ] )
% 0.44/1.08  , 0, 2, substitution( 0, [ :=( X, a ), :=( Y, b )] ), substitution( 1, [] )
% 0.44/1.08    ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  eqswap(
% 0.44/1.08  clause( 228, [ =( 'greatest_lower_bound'( b, a ), a ) ] )
% 0.44/1.08  , clause( 225, [ =( a, 'greatest_lower_bound'( b, a ) ) ] )
% 0.44/1.08  , 0, substitution( 0, [] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 20, [ =( 'greatest_lower_bound'( b, a ), a ) ] )
% 0.44/1.08  , clause( 228, [ =( 'greatest_lower_bound'( b, a ), a ) ] )
% 0.44/1.08  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  eqswap(
% 0.44/1.08  clause( 230, [ =( X, 'least_upper_bound'( X, 'greatest_lower_bound'( X, Y )
% 0.44/1.08     ) ) ] )
% 0.44/1.08  , clause( 9, [ =( 'least_upper_bound'( X, 'greatest_lower_bound'( X, Y ) )
% 0.44/1.08    , X ) ] )
% 0.44/1.08  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y )] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  paramod(
% 0.44/1.08  clause( 231, [ =( b, 'least_upper_bound'( b, a ) ) ] )
% 0.44/1.08  , clause( 20, [ =( 'greatest_lower_bound'( b, a ), a ) ] )
% 0.44/1.08  , 0, clause( 230, [ =( X, 'least_upper_bound'( X, 'greatest_lower_bound'( X
% 0.44/1.08    , Y ) ) ) ] )
% 0.44/1.08  , 0, 4, substitution( 0, [] ), substitution( 1, [ :=( X, b ), :=( Y, a )] )
% 0.44/1.08    ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  eqswap(
% 0.44/1.08  clause( 232, [ =( 'least_upper_bound'( b, a ), b ) ] )
% 0.44/1.08  , clause( 231, [ =( b, 'least_upper_bound'( b, a ) ) ] )
% 0.44/1.08  , 0, substitution( 0, [] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 40, [ =( 'least_upper_bound'( b, a ), b ) ] )
% 0.44/1.08  , clause( 232, [ =( 'least_upper_bound'( b, a ), b ) ] )
% 0.44/1.08  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  eqswap(
% 0.44/1.08  clause( 233, [ =( b, 'least_upper_bound'( b, a ) ) ] )
% 0.44/1.08  , clause( 40, [ =( 'least_upper_bound'( b, a ), b ) ] )
% 0.44/1.08  , 0, substitution( 0, [] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  paramod(
% 0.44/1.08  clause( 234, [ =( b, 'least_upper_bound'( a, b ) ) ] )
% 0.44/1.08  , clause( 4, [ =( 'least_upper_bound'( X, Y ), 'least_upper_bound'( Y, X )
% 0.44/1.08     ) ] )
% 0.44/1.08  , 0, clause( 233, [ =( b, 'least_upper_bound'( b, a ) ) ] )
% 0.44/1.08  , 0, 2, substitution( 0, [ :=( X, b ), :=( Y, a )] ), substitution( 1, [] )
% 0.44/1.08    ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  eqswap(
% 0.44/1.08  clause( 237, [ =( 'least_upper_bound'( a, b ), b ) ] )
% 0.44/1.08  , clause( 234, [ =( b, 'least_upper_bound'( a, b ) ) ] )
% 0.44/1.08  , 0, substitution( 0, [] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 51, [ =( 'least_upper_bound'( a, b ), b ) ] )
% 0.44/1.08  , clause( 237, [ =( 'least_upper_bound'( a, b ), b ) ] )
% 0.44/1.08  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  paramod(
% 0.44/1.08  clause( 240, [ ~( =( multiply( c, b ), multiply( c, b ) ) ) ] )
% 0.44/1.08  , clause( 51, [ =( 'least_upper_bound'( a, b ), b ) ] )
% 0.44/1.08  , 0, clause( 16, [ ~( =( multiply( c, 'least_upper_bound'( a, b ) ), 
% 0.44/1.08    multiply( c, b ) ) ) ] )
% 0.44/1.08  , 0, 4, substitution( 0, [] ), substitution( 1, [] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  eqrefl(
% 0.44/1.08  clause( 241, [] )
% 0.44/1.08  , clause( 240, [ ~( =( multiply( c, b ), multiply( c, b ) ) ) ] )
% 0.44/1.08  , 0, substitution( 0, [] )).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  subsumption(
% 0.44/1.08  clause( 131, [] )
% 0.44/1.08  , clause( 241, [] )
% 0.44/1.08  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  end.
% 0.44/1.08  
% 0.44/1.08  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.44/1.08  
% 0.44/1.08  Memory use:
% 0.44/1.08  
% 0.44/1.08  space for terms:        1770
% 0.44/1.08  space for clauses:      14198
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  clauses generated:      720
% 0.44/1.08  clauses kept:           132
% 0.44/1.08  clauses selected:       40
% 0.44/1.08  clauses deleted:        1
% 0.44/1.08  clauses inuse deleted:  0
% 0.44/1.08  
% 0.44/1.08  subsentry:          435
% 0.44/1.08  literals s-matched: 221
% 0.44/1.08  literals matched:   221
% 0.44/1.08  full subsumption:   0
% 0.44/1.08  
% 0.44/1.08  checksum:           -1183491366
% 0.44/1.08  
% 0.44/1.08  
% 0.44/1.08  Bliksem ended
%------------------------------------------------------------------------------