TSTP Solution File: SYN345-1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SYN345-1 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n012.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 : Thu Jul 21 02:49:52 EDT 2022

% Result   : Unsatisfiable 0.42s 1.07s
% Output   : Refutation 0.42s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SYN345-1 : TPTP v8.1.0. Released v1.2.0.
% 0.06/0.12  % Command  : bliksem %s
% 0.12/0.33  % Computer : n012.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 Jul 11 19:32:13 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.42/1.07  *** allocated 10000 integers for termspace/termends
% 0.42/1.07  *** allocated 10000 integers for clauses
% 0.42/1.07  *** allocated 10000 integers for justifications
% 0.42/1.07  Bliksem 1.12
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  Automatic Strategy Selection
% 0.42/1.07  
% 0.42/1.07  Clauses:
% 0.42/1.07  [
% 0.42/1.07     [ f( a, b, X ), ~( f( a, a, b ) ), f( a, b, b ) ],
% 0.42/1.07     [ ~( f( X, Y, z( Y, X ) ) ), ~( f( a, a, b ) ), f( a, b, b ) ],
% 0.42/1.07     [ f( b, X, Y ), f( a, a, b ), ~( f( a, b, b ) ) ],
% 0.42/1.07     [ ~( f( X, z( X, Y ), z( X, Y ) ) ), f( a, a, b ), ~( f( a, b, b ) ) ]
% 0.42/1.07    ,
% 0.42/1.07     [ f( X, Y, z( X, Y ) ), f( a, a, b ), f( a, b, b ) ],
% 0.42/1.07     [ f( X, Y, z( X, Y ) ), ~( f( a, a, b ) ), ~( f( a, b, b ) ) ],
% 0.42/1.07     [ ~( f( b, b, X ) ), f( a, a, b ), f( a, b, b ) ],
% 0.42/1.07     [ ~( f( b, b, X ) ), ~( f( a, a, b ) ), ~( f( a, b, b ) ) ]
% 0.42/1.07  ] .
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  percentage equality = 0.000000, percentage horn = 0.428571
% 0.42/1.07  This a non-horn, non-equality problem
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  Options Used:
% 0.42/1.07  
% 0.42/1.07  useres =            1
% 0.42/1.07  useparamod =        0
% 0.42/1.07  useeqrefl =         0
% 0.42/1.07  useeqfact =         0
% 0.42/1.07  usefactor =         1
% 0.42/1.07  usesimpsplitting =  0
% 0.42/1.07  usesimpdemod =      0
% 0.42/1.07  usesimpres =        3
% 0.42/1.07  
% 0.42/1.07  resimpinuse      =  1000
% 0.42/1.07  resimpclauses =     20000
% 0.42/1.07  substype =          standard
% 0.42/1.07  backwardsubs =      1
% 0.42/1.07  selectoldest =      5
% 0.42/1.07  
% 0.42/1.07  litorderings [0] =  split
% 0.42/1.07  litorderings [1] =  liftord
% 0.42/1.07  
% 0.42/1.07  termordering =      none
% 0.42/1.07  
% 0.42/1.07  litapriori =        1
% 0.42/1.07  termapriori =       0
% 0.42/1.07  litaposteriori =    0
% 0.42/1.07  termaposteriori =   0
% 0.42/1.07  demodaposteriori =  0
% 0.42/1.07  ordereqreflfact =   0
% 0.42/1.07  
% 0.42/1.07  litselect =         none
% 0.42/1.07  
% 0.42/1.07  maxweight =         15
% 0.42/1.07  maxdepth =          30000
% 0.42/1.07  maxlength =         115
% 0.42/1.07  maxnrvars =         195
% 0.42/1.07  excuselevel =       1
% 0.42/1.07  increasemaxweight = 1
% 0.42/1.07  
% 0.42/1.07  maxselected =       10000000
% 0.42/1.07  maxnrclauses =      10000000
% 0.42/1.07  
% 0.42/1.07  showgenerated =    0
% 0.42/1.07  showkept =         0
% 0.42/1.07  showselected =     0
% 0.42/1.07  showdeleted =      0
% 0.42/1.07  showresimp =       1
% 0.42/1.07  showstatus =       2000
% 0.42/1.07  
% 0.42/1.07  prologoutput =     1
% 0.42/1.07  nrgoals =          5000000
% 0.42/1.07  totalproof =       1
% 0.42/1.07  
% 0.42/1.07  Symbols occurring in the translation:
% 0.42/1.07  
% 0.42/1.07  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.42/1.07  .  [1, 2]      (w:1, o:18, a:1, s:1, b:0), 
% 0.42/1.07  !  [4, 1]      (w:0, o:13, a:1, s:1, b:0), 
% 0.42/1.07  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.42/1.07  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.42/1.07  a  [39, 0]      (w:1, o:9, a:1, s:1, b:0), 
% 0.42/1.07  b  [40, 0]      (w:1, o:10, a:1, s:1, b:0), 
% 0.42/1.07  f  [42, 3]      (w:1, o:44, a:1, s:1, b:0), 
% 0.42/1.07  z  [44, 2]      (w:1, o:43, a:1, s:1, b:0).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  Starting Search:
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  Bliksems!, er is een bewijs:
% 0.42/1.07  % SZS status Unsatisfiable
% 0.42/1.07  % SZS output start Refutation
% 0.42/1.07  
% 0.42/1.07  clause( 0, [ ~( f( a, a, b ) ), f( a, b, b ), f( a, b, X ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 1, [ f( a, a, b ), ~( f( a, b, b ) ), f( b, X, Y ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 2, [ f( a, a, b ), ~( f( a, b, b ) ), ~( f( X, z( X, Y ), z( X, Y )
% 0.42/1.07     ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 3, [ f( a, a, b ), f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 4, [ ~( f( a, a, b ) ), ~( f( a, b, b ) ), f( X, Y, z( X, Y ) ) ]
% 0.42/1.07     )
% 0.42/1.07  .
% 0.42/1.07  clause( 5, [ f( a, a, b ), f( a, b, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 6, [ ~( f( a, a, b ) ), ~( f( a, b, b ) ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 7, [ ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 8, [ ~( f( b, b, X ) ), ~( f( a, a, b ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 9, [ ~( f( b, b, X ) ), f( a, b, b ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 10, [ f( a, a, b ), f( b, Y, Z ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 11, [ ~( f( b, b, Z ) ), ~( f( b, b, T ) ), f( b, X, Y ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 12, [ f( b, Y, Z ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 13, [ f( a, a, b ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 14, [ ~( f( b, b, X ) ), f( a, a, b ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 15, [ ~( f( b, b, Y ) ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 16, [ ~( f( b, b, X ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 17, [ f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 18, [ f( a, b, b ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 20, [ f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  .
% 0.42/1.07  clause( 21, [] )
% 0.42/1.07  .
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  % SZS output end Refutation
% 0.42/1.07  found a proof!
% 0.42/1.07  
% 0.42/1.07  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.42/1.07  
% 0.42/1.07  initialclauses(
% 0.42/1.07  [ clause( 23, [ f( a, b, X ), ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  , clause( 24, [ ~( f( X, Y, z( Y, X ) ) ), ~( f( a, a, b ) ), f( a, b, b )
% 0.42/1.07     ] )
% 0.42/1.07  , clause( 25, [ f( b, X, Y ), f( a, a, b ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , clause( 26, [ ~( f( X, z( X, Y ), z( X, Y ) ) ), f( a, a, b ), ~( f( a, b
% 0.42/1.07    , b ) ) ] )
% 0.42/1.07  , clause( 27, [ f( X, Y, z( X, Y ) ), f( a, a, b ), f( a, b, b ) ] )
% 0.42/1.07  , clause( 28, [ f( X, Y, z( X, Y ) ), ~( f( a, a, b ) ), ~( f( a, b, b ) )
% 0.42/1.07     ] )
% 0.42/1.07  , clause( 29, [ ~( f( b, b, X ) ), f( a, a, b ), f( a, b, b ) ] )
% 0.42/1.07  , clause( 30, [ ~( f( b, b, X ) ), ~( f( a, a, b ) ), ~( f( a, b, b ) ) ]
% 0.42/1.07     )
% 0.42/1.07  ] ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 0, [ ~( f( a, a, b ) ), f( a, b, b ), f( a, b, X ) ] )
% 0.42/1.07  , clause( 23, [ f( a, b, X ), ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, b )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.42/1.07    0 ), ==>( 2, 1 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 1, [ f( a, a, b ), ~( f( a, b, b ) ), f( b, X, Y ) ] )
% 0.42/1.07  , clause( 25, [ f( b, X, Y ), f( a, a, b ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 2
% 0.42/1.07     ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 2, [ f( a, a, b ), ~( f( a, b, b ) ), ~( f( X, z( X, Y ), z( X, Y )
% 0.42/1.07     ) ) ] )
% 0.42/1.07  , clause( 26, [ ~( f( X, z( X, Y ), z( X, Y ) ) ), f( a, a, b ), ~( f( a, b
% 0.42/1.07    , b ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 2
% 0.42/1.07     ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 3, [ f( a, a, b ), f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , clause( 27, [ f( X, Y, z( X, Y ) ), f( a, a, b ), f( a, b, b ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 2
% 0.42/1.07     ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 4, [ ~( f( a, a, b ) ), ~( f( a, b, b ) ), f( X, Y, z( X, Y ) ) ]
% 0.42/1.07     )
% 0.42/1.07  , clause( 28, [ f( X, Y, z( X, Y ) ), ~( f( a, a, b ) ), ~( f( a, b, b ) )
% 0.42/1.07     ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 2
% 0.42/1.07     ), ==>( 1, 0 ), ==>( 2, 1 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 5, [ f( a, a, b ), f( a, b, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 29, [ ~( f( b, b, X ) ), f( a, a, b ), f( a, b, b ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 2 ), ==>( 1, 
% 0.42/1.07    0 ), ==>( 2, 1 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 6, [ ~( f( a, a, b ) ), ~( f( a, b, b ) ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 30, [ ~( f( b, b, X ) ), ~( f( a, a, b ) ), ~( f( a, b, b ) ) ]
% 0.42/1.07     )
% 0.42/1.07  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 2 ), ==>( 1, 
% 0.42/1.07    0 ), ==>( 2, 1 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 38, [ ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  , clause( 0, [ ~( f( a, a, b ) ), f( a, b, b ), f( a, b, X ) ] )
% 0.42/1.07  , 1, 2, substitution( 0, [ :=( X, b )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 7, [ ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  , clause( 38, [ ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] )
% 0.42/1.07     ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 39, [ ~( f( a, a, b ) ), ~( f( b, b, X ) ), ~( f( a, a, b ) ) ] )
% 0.42/1.07  , clause( 6, [ ~( f( a, a, b ) ), ~( f( a, b, b ) ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , 1, clause( 7, [ ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  , 1, substitution( 0, [ :=( X, X )] ), substitution( 1, [] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 40, [ ~( f( a, a, b ) ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 39, [ ~( f( a, a, b ) ), ~( f( b, b, X ) ), ~( f( a, a, b ) ) ]
% 0.42/1.07     )
% 0.42/1.07  , 0, 2, substitution( 0, [ :=( X, X )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 8, [ ~( f( b, b, X ) ), ~( f( a, a, b ) ) ] )
% 0.42/1.07  , clause( 40, [ ~( f( a, a, b ) ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.42/1.07    0 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 41, [ f( a, b, b ), f( a, b, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 7, [ ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  , 0, clause( 5, [ f( a, a, b ), f( a, b, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, X )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 42, [ f( a, b, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 41, [ f( a, b, b ), f( a, b, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , 0, 1, substitution( 0, [ :=( X, X )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 9, [ ~( f( b, b, X ) ), f( a, b, b ) ] )
% 0.42/1.07  , clause( 42, [ f( a, b, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.42/1.07    0 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 44, [ f( a, a, b ), f( b, X, Y ), ~( f( b, b, Z ) ) ] )
% 0.42/1.07  , clause( 1, [ f( a, a, b ), ~( f( a, b, b ) ), f( b, X, Y ) ] )
% 0.42/1.07  , 1, clause( 9, [ ~( f( b, b, X ) ), f( a, b, b ) ] )
% 0.42/1.07  , 1, substitution( 0, [ :=( X, X ), :=( Y, Y )] ), substitution( 1, [ :=( X
% 0.42/1.07    , Z )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 10, [ f( a, a, b ), f( b, Y, Z ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 44, [ f( a, a, b ), f( b, X, Y ), ~( f( b, b, Z ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, X )] ), 
% 0.42/1.07    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 46, [ ~( f( b, b, X ) ), f( b, Y, Z ), ~( f( b, b, T ) ) ] )
% 0.42/1.07  , clause( 8, [ ~( f( b, b, X ) ), ~( f( a, a, b ) ) ] )
% 0.42/1.07  , 1, clause( 10, [ f( a, a, b ), f( b, Y, Z ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , 0, substitution( 0, [ :=( X, X )] ), substitution( 1, [ :=( X, T ), :=( Y
% 0.42/1.07    , Y ), :=( Z, Z )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 11, [ ~( f( b, b, Z ) ), ~( f( b, b, T ) ), f( b, X, Y ) ] )
% 0.42/1.07  , clause( 46, [ ~( f( b, b, X ) ), f( b, Y, Z ), ~( f( b, b, T ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, Y ), :=( T, Z )] ), 
% 0.42/1.07    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 2 ), ==>( 2, 0 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 48, [ ~( f( b, b, X ) ), f( b, Y, Z ) ] )
% 0.42/1.07  , clause( 11, [ ~( f( b, b, Z ) ), ~( f( b, b, T ) ), f( b, X, Y ) ] )
% 0.42/1.07  , 0, 1, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, X ), :=( T, X )] )
% 0.42/1.07    ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 12, [ f( b, Y, Z ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 48, [ ~( f( b, b, X ) ), f( b, Y, Z ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.42/1.07    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 49, [ f( a, a, b ), ~( f( a, b, b ) ), ~( f( b, b, Y ) ) ] )
% 0.42/1.07  , clause( 2, [ f( a, a, b ), ~( f( a, b, b ) ), ~( f( X, z( X, Y ), z( X, Y
% 0.42/1.07     ) ) ) ] )
% 0.42/1.07  , 2, clause( 12, [ f( b, Y, Z ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , 0, substitution( 0, [ :=( X, b ), :=( Y, X )] ), substitution( 1, [ :=( X
% 0.42/1.07    , Y ), :=( Y, z( b, X ) ), :=( Z, z( b, X ) )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 50, [ f( a, a, b ), ~( f( a, b, b ) ), f( a, a, b ), ~( f( a, b, b
% 0.42/1.07     ) ) ] )
% 0.42/1.07  , clause( 49, [ f( a, a, b ), ~( f( a, b, b ) ), ~( f( b, b, Y ) ) ] )
% 0.42/1.07  , 2, clause( 1, [ f( a, a, b ), ~( f( a, b, b ) ), f( b, X, Y ) ] )
% 0.42/1.07  , 2, substitution( 0, [ :=( X, Y ), :=( Y, X )] ), substitution( 1, [ :=( X
% 0.42/1.07    , b ), :=( Y, X )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 51, [ f( a, a, b ), ~( f( a, b, b ) ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , clause( 50, [ f( a, a, b ), ~( f( a, b, b ) ), f( a, a, b ), ~( f( a, b, 
% 0.42/1.07    b ) ) ] )
% 0.42/1.07  , 0, 2, substitution( 0, [] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 52, [ f( a, a, b ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , clause( 51, [ f( a, a, b ), ~( f( a, b, b ) ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , 1, 2, substitution( 0, [] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 13, [ f( a, a, b ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , clause( 52, [ f( a, a, b ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] )
% 0.42/1.07     ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 53, [ f( a, a, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 13, [ f( a, a, b ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , 1, clause( 9, [ ~( f( b, b, X ) ), f( a, b, b ) ] )
% 0.42/1.07  , 1, substitution( 0, [] ), substitution( 1, [ :=( X, X )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 14, [ ~( f( b, b, X ) ), f( a, a, b ) ] )
% 0.42/1.07  , clause( 53, [ f( a, a, b ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.42/1.07    0 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 54, [ ~( f( b, b, X ) ), ~( f( b, b, Y ) ) ] )
% 0.42/1.07  , clause( 8, [ ~( f( b, b, X ) ), ~( f( a, a, b ) ) ] )
% 0.42/1.07  , 1, clause( 14, [ ~( f( b, b, X ) ), f( a, a, b ) ] )
% 0.42/1.07  , 1, substitution( 0, [ :=( X, X )] ), substitution( 1, [ :=( X, Y )] )
% 0.42/1.07    ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 15, [ ~( f( b, b, Y ) ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 54, [ ~( f( b, b, X ) ), ~( f( b, b, Y ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, Y ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.42/1.07     ), ==>( 1, 0 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 56, [ ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 15, [ ~( f( b, b, Y ) ), ~( f( b, b, X ) ) ] )
% 0.42/1.07  , 0, 1, substitution( 0, [ :=( X, X ), :=( Y, X )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 16, [ ~( f( b, b, X ) ) ] )
% 0.42/1.07  , clause( 56, [ ~( f( b, b, X ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 57, [ f( a, b, b ), f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , clause( 7, [ ~( f( a, a, b ) ), f( a, b, b ) ] )
% 0.42/1.07  , 0, clause( 3, [ f( a, a, b ), f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )
% 0.42/1.07    ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 58, [ f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , clause( 57, [ f( a, b, b ), f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , 0, 1, substitution( 0, [ :=( X, X ), :=( Y, Y )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 17, [ f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , clause( 58, [ f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.42/1.07     ), ==>( 1, 1 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 59, [ f( a, b, b ) ] )
% 0.42/1.07  , clause( 16, [ ~( f( b, b, X ) ) ] )
% 0.42/1.07  , 0, clause( 17, [ f( a, b, b ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , 1, substitution( 0, [ :=( X, z( b, b ) )] ), substitution( 1, [ :=( X, b
% 0.42/1.07     ), :=( Y, b )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 18, [ f( a, b, b ) ] )
% 0.42/1.07  , clause( 59, [ f( a, b, b ) ] )
% 0.42/1.07  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 60, [ ~( f( a, b, b ) ), f( X, Y, z( X, Y ) ), ~( f( a, b, b ) ) ]
% 0.42/1.07     )
% 0.42/1.07  , clause( 4, [ ~( f( a, a, b ) ), ~( f( a, b, b ) ), f( X, Y, z( X, Y ) ) ]
% 0.42/1.07     )
% 0.42/1.07  , 0, clause( 13, [ f( a, a, b ), ~( f( a, b, b ) ) ] )
% 0.42/1.07  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y )] ), substitution( 1, [] )
% 0.42/1.07    ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  factor(
% 0.42/1.07  clause( 61, [ ~( f( a, b, b ) ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , clause( 60, [ ~( f( a, b, b ) ), f( X, Y, z( X, Y ) ), ~( f( a, b, b ) )
% 0.42/1.07     ] )
% 0.42/1.07  , 0, 2, substitution( 0, [ :=( X, X ), :=( Y, Y )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 62, [ f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , clause( 61, [ ~( f( a, b, b ) ), f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , 0, clause( 18, [ f( a, b, b ) ] )
% 0.42/1.07  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y )] ), substitution( 1, [] )
% 0.42/1.07    ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 20, [ f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , clause( 62, [ f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.42/1.07     )] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  resolution(
% 0.42/1.07  clause( 63, [] )
% 0.42/1.07  , clause( 16, [ ~( f( b, b, X ) ) ] )
% 0.42/1.07  , 0, clause( 20, [ f( X, Y, z( X, Y ) ) ] )
% 0.42/1.07  , 0, substitution( 0, [ :=( X, z( b, b ) )] ), substitution( 1, [ :=( X, b
% 0.42/1.07     ), :=( Y, b )] )).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  subsumption(
% 0.42/1.07  clause( 21, [] )
% 0.42/1.07  , clause( 63, [] )
% 0.42/1.07  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  end.
% 0.42/1.07  
% 0.42/1.07  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.42/1.07  
% 0.42/1.07  Memory use:
% 0.42/1.07  
% 0.42/1.07  space for terms:        541
% 0.42/1.07  space for clauses:      1009
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  clauses generated:      54
% 0.42/1.07  clauses kept:           22
% 0.42/1.07  clauses selected:       14
% 0.42/1.07  clauses deleted:        7
% 0.42/1.07  clauses inuse deleted:  0
% 0.42/1.07  
% 0.42/1.07  subsentry:          41
% 0.42/1.07  literals s-matched: 31
% 0.42/1.07  literals matched:   31
% 0.42/1.07  full subsumption:   0
% 0.42/1.07  
% 0.42/1.07  checksum:           1796
% 0.42/1.07  
% 0.42/1.07  
% 0.42/1.07  Bliksem ended
%------------------------------------------------------------------------------