TSTP Solution File: BOO003-1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : BOO003-1 : TPTP v8.1.0. Released v1.0.0.
% 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 : Thu Jul 14 23:30:33 EDT 2022

% Result   : Unsatisfiable 1.68s 2.05s
% Output   : Refutation 1.68s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.13  % Problem  : BOO003-1 : TPTP v8.1.0. Released v1.0.0.
% 0.10/0.13  % Command  : bliksem %s
% 0.13/0.35  % Computer : n022.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % DateTime : Thu Jun  2 00:03:52 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 1.68/2.05  *** allocated 10000 integers for termspace/termends
% 1.68/2.05  *** allocated 10000 integers for clauses
% 1.68/2.05  *** allocated 10000 integers for justifications
% 1.68/2.05  Bliksem 1.12
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  Automatic Strategy Selection
% 1.68/2.05  
% 1.68/2.05  Clauses:
% 1.68/2.05  [
% 1.68/2.05     [ sum( X, Y, add( X, Y ) ) ],
% 1.68/2.05     [ product( X, Y, multiply( X, Y ) ) ],
% 1.68/2.05     [ ~( sum( X, Y, Z ) ), sum( Y, X, Z ) ],
% 1.68/2.05     [ ~( product( X, Y, Z ) ), product( Y, X, Z ) ],
% 1.68/2.05     [ sum( 'additive_identity', X, X ) ],
% 1.68/2.05     [ sum( X, 'additive_identity', X ) ],
% 1.68/2.05     [ product( 'multiplicative_identity', X, X ) ],
% 1.68/2.05     [ product( X, 'multiplicative_identity', X ) ],
% 1.68/2.05     [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( Y, T, W ) )
% 1.68/2.05    , ~( product( X, W, V0 ) ), sum( Z, U, V0 ) ],
% 1.68/2.05     [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( Y, T, W ) )
% 1.68/2.05    , ~( sum( Z, U, V0 ) ), product( X, W, V0 ) ],
% 1.68/2.05     [ ~( product( X, Y, Z ) ), ~( product( T, Y, U ) ), ~( sum( X, T, W ) )
% 1.68/2.05    , ~( product( W, Y, V0 ) ), sum( Z, U, V0 ) ],
% 1.68/2.05     [ ~( product( X, Y, Z ) ), ~( product( T, Y, U ) ), ~( sum( X, T, W ) )
% 1.68/2.05    , ~( sum( Z, U, V0 ) ), product( W, Y, V0 ) ],
% 1.68/2.05     [ ~( sum( X, Y, Z ) ), ~( sum( X, T, U ) ), ~( product( Y, T, W ) ), ~( 
% 1.68/2.05    sum( X, W, V0 ) ), product( Z, U, V0 ) ],
% 1.68/2.05     [ ~( sum( X, Y, Z ) ), ~( sum( X, T, U ) ), ~( product( Y, T, W ) ), ~( 
% 1.68/2.05    product( Z, U, V0 ) ), sum( X, W, V0 ) ],
% 1.68/2.05     [ ~( sum( X, Y, Z ) ), ~( sum( T, Y, U ) ), ~( product( X, T, W ) ), ~( 
% 1.68/2.05    sum( W, Y, V0 ) ), product( Z, U, V0 ) ],
% 1.68/2.05     [ ~( sum( X, Y, Z ) ), ~( sum( T, Y, U ) ), ~( product( X, T, W ) ), ~( 
% 1.68/2.05    product( Z, U, V0 ) ), sum( W, Y, V0 ) ],
% 1.68/2.05     [ sum( inverse( X ), X, 'multiplicative_identity' ) ],
% 1.68/2.05     [ sum( X, inverse( X ), 'multiplicative_identity' ) ],
% 1.68/2.05     [ product( inverse( X ), X, 'additive_identity' ) ],
% 1.68/2.05     [ product( X, inverse( X ), 'additive_identity' ) ],
% 1.68/2.05     [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), =( Z, T ) ],
% 1.68/2.05     [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T ) ],
% 1.68/2.05     [ ~( product( x, x, x ) ) ]
% 1.68/2.05  ] .
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  percentage equality = 0.032787, percentage horn = 1.000000
% 1.68/2.05  This is a problem with some equality
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  Options Used:
% 1.68/2.05  
% 1.68/2.05  useres =            1
% 1.68/2.05  useparamod =        1
% 1.68/2.05  useeqrefl =         1
% 1.68/2.05  useeqfact =         1
% 1.68/2.05  usefactor =         1
% 1.68/2.05  usesimpsplitting =  0
% 1.68/2.05  usesimpdemod =      5
% 1.68/2.05  usesimpres =        3
% 1.68/2.05  
% 1.68/2.05  resimpinuse      =  1000
% 1.68/2.05  resimpclauses =     20000
% 1.68/2.05  substype =          eqrewr
% 1.68/2.05  backwardsubs =      1
% 1.68/2.05  selectoldest =      5
% 1.68/2.05  
% 1.68/2.05  litorderings [0] =  split
% 1.68/2.05  litorderings [1] =  extend the termordering, first sorting on arguments
% 1.68/2.05  
% 1.68/2.05  termordering =      kbo
% 1.68/2.05  
% 1.68/2.05  litapriori =        0
% 1.68/2.05  termapriori =       1
% 1.68/2.05  litaposteriori =    0
% 1.68/2.05  termaposteriori =   0
% 1.68/2.05  demodaposteriori =  0
% 1.68/2.05  ordereqreflfact =   0
% 1.68/2.05  
% 1.68/2.05  litselect =         negord
% 1.68/2.05  
% 1.68/2.05  maxweight =         15
% 1.68/2.05  maxdepth =          30000
% 1.68/2.05  maxlength =         115
% 1.68/2.05  maxnrvars =         195
% 1.68/2.05  excuselevel =       1
% 1.68/2.05  increasemaxweight = 1
% 1.68/2.05  
% 1.68/2.05  maxselected =       10000000
% 1.68/2.05  maxnrclauses =      10000000
% 1.68/2.05  
% 1.68/2.05  showgenerated =    0
% 1.68/2.05  showkept =         0
% 1.68/2.05  showselected =     0
% 1.68/2.05  showdeleted =      0
% 1.68/2.05  showresimp =       1
% 1.68/2.05  showstatus =       2000
% 1.68/2.05  
% 1.68/2.05  prologoutput =     1
% 1.68/2.05  nrgoals =          5000000
% 1.68/2.05  totalproof =       1
% 1.68/2.05  
% 1.68/2.05  Symbols occurring in the translation:
% 1.68/2.05  
% 1.68/2.05  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 1.68/2.05  .  [1, 2]      (w:1, o:27, a:1, s:1, b:0), 
% 1.68/2.05  !  [4, 1]      (w:0, o:21, a:1, s:1, b:0), 
% 1.68/2.05  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.68/2.05  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.68/2.05  add  [41, 2]      (w:1, o:52, a:1, s:1, b:0), 
% 1.68/2.05  sum  [42, 3]      (w:1, o:54, a:1, s:1, b:0), 
% 1.68/2.05  multiply  [43, 2]      (w:1, o:53, a:1, s:1, b:0), 
% 1.68/2.05  product  [44, 3]      (w:1, o:55, a:1, s:1, b:0), 
% 1.68/2.05  'additive_identity'  [46, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 1.68/2.05  'multiplicative_identity'  [47, 0]      (w:1, o:13, a:1, s:1, b:0), 
% 1.68/2.05  inverse  [52, 1]      (w:1, o:26, a:1, s:1, b:0), 
% 1.68/2.05  x  [55, 0]      (w:1, o:20, a:1, s:1, b:0).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  Starting Search:
% 1.68/2.05  
% 1.68/2.05  Resimplifying inuse:
% 1.68/2.05  Done
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  Intermediate Status:
% 1.68/2.05  Generated:    7058
% 1.68/2.05  Kept:         2003
% 1.68/2.05  Inuse:        101
% 1.68/2.05  Deleted:      0
% 1.68/2.05  Deletedinuse: 0
% 1.68/2.05  
% 1.68/2.05  Resimplifying inuse:
% 1.68/2.05  Done
% 1.68/2.05  
% 1.68/2.05  Resimplifying inuse:
% 1.68/2.05  Done
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  Intermediate Status:
% 1.68/2.05  Generated:    24470
% 1.68/2.05  Kept:         4010
% 1.68/2.05  Inuse:        238
% 1.68/2.05  Deleted:      14
% 1.68/2.05  Deletedinuse: 12
% 1.68/2.05  
% 1.68/2.05  Resimplifying inuse:
% 1.68/2.05  Done
% 1.68/2.05  
% 1.68/2.05  Resimplifying inuse:
% 1.68/2.05  Done
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  Intermediate Status:
% 1.68/2.05  Generated:    41339
% 1.68/2.05  Kept:         6012
% 1.68/2.05  Inuse:        339
% 1.68/2.05  Deleted:      53
% 1.68/2.05  Deletedinuse: 50
% 1.68/2.05  
% 1.68/2.05  Resimplifying inuse:
% 1.68/2.05  Done
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  Bliksems!, er is een bewijs:
% 1.68/2.05  % SZS status Unsatisfiable
% 1.68/2.05  % SZS output start Refutation
% 1.68/2.05  
% 1.68/2.05  clause( 1, [ product( X, Y, multiply( X, Y ) ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 3, [ ~( product( X, Y, Z ) ), product( Y, X, Z ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 4, [ sum( 'additive_identity', X, X ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 5, [ sum( X, 'additive_identity', X ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 8, [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( Y, T
% 1.68/2.05    , W ) ), ~( product( X, W, V0 ) ), sum( Z, U, V0 ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 12, [ ~( sum( X, Y, Z ) ), ~( sum( X, T, U ) ), ~( product( Y, T, W
% 1.68/2.05     ) ), ~( sum( X, W, V0 ) ), product( Z, U, V0 ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 19, [ product( X, inverse( X ), 'additive_identity' ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 20, [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), =( Z, T ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 22, [ ~( product( x, x, x ) ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 51, [ product( X, Y, multiply( Y, X ) ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 71, [ ~( product( X, Y, Z ) ), ~( product( X, 'additive_identity', 
% 1.68/2.05    T ) ), ~( product( X, Y, U ) ), sum( Z, T, U ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 85, [ ~( product( X, Y, Z ) ), ~( product( X, 'additive_identity', 
% 1.68/2.05    T ) ), sum( Z, T, Z ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 453, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, Z, 
% 1.68/2.05    T ) ), ~( sum( X, T, x ) ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 475, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, Z, 
% 1.68/2.05    Z ) ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 476, [ ~( sum( X, Y, x ) ), ~( product( Y, Y, Y ) ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 488, [ ~( product( 'additive_identity', 'additive_identity', 
% 1.68/2.05    'additive_identity' ) ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 850, [ ~( sum( 'additive_identity', X, Y ) ), =( X, Y ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 6210, [ ~( product( X, 'additive_identity', Y ) ), sum( 
% 1.68/2.05    'additive_identity', Y, 'additive_identity' ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 6226, [ sum( 'additive_identity', multiply( 'additive_identity', X
% 1.68/2.05     ), 'additive_identity' ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 6405, [ =( multiply( 'additive_identity', X ), 'additive_identity'
% 1.68/2.05     ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 6424, [ product( X, 'additive_identity', 'additive_identity' ) ] )
% 1.68/2.05  .
% 1.68/2.05  clause( 6478, [] )
% 1.68/2.05  .
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  % SZS output end Refutation
% 1.68/2.05  found a proof!
% 1.68/2.05  
% 1.68/2.05  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 1.68/2.05  
% 1.68/2.05  initialclauses(
% 1.68/2.05  [ clause( 6480, [ sum( X, Y, add( X, Y ) ) ] )
% 1.68/2.05  , clause( 6481, [ product( X, Y, multiply( X, Y ) ) ] )
% 1.68/2.05  , clause( 6482, [ ~( sum( X, Y, Z ) ), sum( Y, X, Z ) ] )
% 1.68/2.05  , clause( 6483, [ ~( product( X, Y, Z ) ), product( Y, X, Z ) ] )
% 1.68/2.05  , clause( 6484, [ sum( 'additive_identity', X, X ) ] )
% 1.68/2.05  , clause( 6485, [ sum( X, 'additive_identity', X ) ] )
% 1.68/2.05  , clause( 6486, [ product( 'multiplicative_identity', X, X ) ] )
% 1.68/2.05  , clause( 6487, [ product( X, 'multiplicative_identity', X ) ] )
% 1.68/2.05  , clause( 6488, [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( 
% 1.68/2.05    Y, T, W ) ), ~( product( X, W, V0 ) ), sum( Z, U, V0 ) ] )
% 1.68/2.05  , clause( 6489, [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( 
% 1.68/2.05    Y, T, W ) ), ~( sum( Z, U, V0 ) ), product( X, W, V0 ) ] )
% 1.68/2.05  , clause( 6490, [ ~( product( X, Y, Z ) ), ~( product( T, Y, U ) ), ~( sum( 
% 1.68/2.05    X, T, W ) ), ~( product( W, Y, V0 ) ), sum( Z, U, V0 ) ] )
% 1.68/2.05  , clause( 6491, [ ~( product( X, Y, Z ) ), ~( product( T, Y, U ) ), ~( sum( 
% 1.68/2.05    X, T, W ) ), ~( sum( Z, U, V0 ) ), product( W, Y, V0 ) ] )
% 1.68/2.05  , clause( 6492, [ ~( sum( X, Y, Z ) ), ~( sum( X, T, U ) ), ~( product( Y, 
% 1.68/2.05    T, W ) ), ~( sum( X, W, V0 ) ), product( Z, U, V0 ) ] )
% 1.68/2.05  , clause( 6493, [ ~( sum( X, Y, Z ) ), ~( sum( X, T, U ) ), ~( product( Y, 
% 1.68/2.05    T, W ) ), ~( product( Z, U, V0 ) ), sum( X, W, V0 ) ] )
% 1.68/2.05  , clause( 6494, [ ~( sum( X, Y, Z ) ), ~( sum( T, Y, U ) ), ~( product( X, 
% 1.68/2.05    T, W ) ), ~( sum( W, Y, V0 ) ), product( Z, U, V0 ) ] )
% 1.68/2.05  , clause( 6495, [ ~( sum( X, Y, Z ) ), ~( sum( T, Y, U ) ), ~( product( X, 
% 1.68/2.05    T, W ) ), ~( product( Z, U, V0 ) ), sum( W, Y, V0 ) ] )
% 1.68/2.05  , clause( 6496, [ sum( inverse( X ), X, 'multiplicative_identity' ) ] )
% 1.68/2.05  , clause( 6497, [ sum( X, inverse( X ), 'multiplicative_identity' ) ] )
% 1.68/2.05  , clause( 6498, [ product( inverse( X ), X, 'additive_identity' ) ] )
% 1.68/2.05  , clause( 6499, [ product( X, inverse( X ), 'additive_identity' ) ] )
% 1.68/2.05  , clause( 6500, [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), =( Z, T ) ] )
% 1.68/2.05  , clause( 6501, [ ~( product( X, Y, Z ) ), ~( product( X, Y, T ) ), =( Z, T
% 1.68/2.05     ) ] )
% 1.68/2.05  , clause( 6502, [ ~( product( x, x, x ) ) ] )
% 1.68/2.05  ] ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 1, [ product( X, Y, multiply( X, Y ) ) ] )
% 1.68/2.05  , clause( 6481, [ product( X, Y, multiply( X, Y ) ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.68/2.05     )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 3, [ ~( product( X, Y, Z ) ), product( Y, X, Z ) ] )
% 1.68/2.05  , clause( 6483, [ ~( product( X, Y, Z ) ), product( Y, X, Z ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 1.68/2.05    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 4, [ sum( 'additive_identity', X, X ) ] )
% 1.68/2.05  , clause( 6484, [ sum( 'additive_identity', X, X ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 5, [ sum( X, 'additive_identity', X ) ] )
% 1.68/2.05  , clause( 6485, [ sum( X, 'additive_identity', X ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 8, [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( Y, T
% 1.68/2.05    , W ) ), ~( product( X, W, V0 ) ), sum( Z, U, V0 ) ] )
% 1.68/2.05  , clause( 6488, [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( 
% 1.68/2.05    Y, T, W ) ), ~( product( X, W, V0 ) ), sum( Z, U, V0 ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 1.68/2.05    , U ), :=( W, W ), :=( V0, V0 )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1
% 1.68/2.05    , 1 ), ==>( 2, 2 ), ==>( 3, 3 ), ==>( 4, 4 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 12, [ ~( sum( X, Y, Z ) ), ~( sum( X, T, U ) ), ~( product( Y, T, W
% 1.68/2.05     ) ), ~( sum( X, W, V0 ) ), product( Z, U, V0 ) ] )
% 1.68/2.05  , clause( 6492, [ ~( sum( X, Y, Z ) ), ~( sum( X, T, U ) ), ~( product( Y, 
% 1.68/2.05    T, W ) ), ~( sum( X, W, V0 ) ), product( Z, U, V0 ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 1.68/2.05    , U ), :=( W, W ), :=( V0, V0 )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1
% 1.68/2.05    , 1 ), ==>( 2, 2 ), ==>( 3, 3 ), ==>( 4, 4 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 19, [ product( X, inverse( X ), 'additive_identity' ) ] )
% 1.68/2.05  , clause( 6499, [ product( X, inverse( X ), 'additive_identity' ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 20, [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), =( Z, T ) ] )
% 1.68/2.05  , clause( 6500, [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), =( Z, T ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 1.68/2.05    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 22, [ ~( product( x, x, x ) ) ] )
% 1.68/2.05  , clause( 6502, [ ~( product( x, x, x ) ) ] )
% 1.68/2.05  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6612, [ product( Y, X, multiply( X, Y ) ) ] )
% 1.68/2.05  , clause( 3, [ ~( product( X, Y, Z ) ), product( Y, X, Z ) ] )
% 1.68/2.05  , 0, clause( 1, [ product( X, Y, multiply( X, Y ) ) ] )
% 1.68/2.05  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, multiply( X, Y ) )] )
% 1.68/2.05    , substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 51, [ product( X, Y, multiply( Y, X ) ) ] )
% 1.68/2.05  , clause( 6612, [ product( Y, X, multiply( X, Y ) ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, Y ), :=( Y, X )] ), permutation( 0, [ ==>( 0, 0
% 1.68/2.05     )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6613, [ ~( product( X, Y, Z ) ), ~( product( X, 'additive_identity'
% 1.68/2.05    , T ) ), ~( product( X, Y, U ) ), sum( Z, T, U ) ] )
% 1.68/2.05  , clause( 8, [ ~( product( X, Y, Z ) ), ~( product( X, T, U ) ), ~( sum( Y
% 1.68/2.05    , T, W ) ), ~( product( X, W, V0 ) ), sum( Z, U, V0 ) ] )
% 1.68/2.05  , 2, clause( 5, [ sum( X, 'additive_identity', X ) ] )
% 1.68/2.05  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, 
% 1.68/2.05    'additive_identity' ), :=( U, T ), :=( W, Y ), :=( V0, U )] ), 
% 1.68/2.05    substitution( 1, [ :=( X, Y )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 71, [ ~( product( X, Y, Z ) ), ~( product( X, 'additive_identity', 
% 1.68/2.05    T ) ), ~( product( X, Y, U ) ), sum( Z, T, U ) ] )
% 1.68/2.05  , clause( 6613, [ ~( product( X, Y, Z ) ), ~( product( X, 
% 1.68/2.05    'additive_identity', T ) ), ~( product( X, Y, U ) ), sum( Z, T, U ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 1.68/2.05    , U )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 ), ==>( 3
% 1.68/2.05    , 3 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  factor(
% 1.68/2.05  clause( 6619, [ ~( product( X, Y, Z ) ), ~( product( X, 'additive_identity'
% 1.68/2.05    , T ) ), sum( Z, T, Z ) ] )
% 1.68/2.05  , clause( 71, [ ~( product( X, Y, Z ) ), ~( product( X, 'additive_identity'
% 1.68/2.05    , T ) ), ~( product( X, Y, U ) ), sum( Z, T, U ) ] )
% 1.68/2.05  , 0, 2, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), 
% 1.68/2.05    :=( U, Z )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 85, [ ~( product( X, Y, Z ) ), ~( product( X, 'additive_identity', 
% 1.68/2.05    T ) ), sum( Z, T, Z ) ] )
% 1.68/2.05  , clause( 6619, [ ~( product( X, Y, Z ) ), ~( product( X, 
% 1.68/2.05    'additive_identity', T ) ), sum( Z, T, Z ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 1.68/2.05    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6622, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, Z
% 1.68/2.05    , T ) ), ~( sum( X, T, x ) ) ] )
% 1.68/2.05  , clause( 22, [ ~( product( x, x, x ) ) ] )
% 1.68/2.05  , 0, clause( 12, [ ~( sum( X, Y, Z ) ), ~( sum( X, T, U ) ), ~( product( Y
% 1.68/2.05    , T, W ) ), ~( sum( X, W, V0 ) ), product( Z, U, V0 ) ] )
% 1.68/2.05  , 4, substitution( 0, [] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( 
% 1.68/2.05    Z, x ), :=( T, Z ), :=( U, x ), :=( W, T ), :=( V0, x )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 453, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, Z, 
% 1.68/2.05    T ) ), ~( sum( X, T, x ) ) ] )
% 1.68/2.05  , clause( 6622, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, 
% 1.68/2.05    Z, T ) ), ~( sum( X, T, x ) ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 1.68/2.05    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 ), ==>( 3, 3 )] )
% 1.68/2.05     ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  factor(
% 1.68/2.05  clause( 6629, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, Z
% 1.68/2.05    , Z ) ) ] )
% 1.68/2.05  , clause( 453, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, Z
% 1.68/2.05    , T ) ), ~( sum( X, T, x ) ) ] )
% 1.68/2.05  , 1, 3, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, Z )] )
% 1.68/2.05    ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 475, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, Z, 
% 1.68/2.05    Z ) ) ] )
% 1.68/2.05  , clause( 6629, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, 
% 1.68/2.05    Z, Z ) ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 1.68/2.05    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  factor(
% 1.68/2.05  clause( 6631, [ ~( sum( X, Y, x ) ), ~( product( Y, Y, Y ) ) ] )
% 1.68/2.05  , clause( 475, [ ~( sum( X, Y, x ) ), ~( sum( X, Z, x ) ), ~( product( Y, Z
% 1.68/2.05    , Z ) ) ] )
% 1.68/2.05  , 0, 1, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Y )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 476, [ ~( sum( X, Y, x ) ), ~( product( Y, Y, Y ) ) ] )
% 1.68/2.05  , clause( 6631, [ ~( sum( X, Y, x ) ), ~( product( Y, Y, Y ) ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.68/2.05     ), ==>( 1, 1 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6632, [ ~( product( 'additive_identity', 'additive_identity', 
% 1.68/2.05    'additive_identity' ) ) ] )
% 1.68/2.05  , clause( 476, [ ~( sum( X, Y, x ) ), ~( product( Y, Y, Y ) ) ] )
% 1.68/2.05  , 0, clause( 5, [ sum( X, 'additive_identity', X ) ] )
% 1.68/2.05  , 0, substitution( 0, [ :=( X, x ), :=( Y, 'additive_identity' )] ), 
% 1.68/2.05    substitution( 1, [ :=( X, x )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 488, [ ~( product( 'additive_identity', 'additive_identity', 
% 1.68/2.05    'additive_identity' ) ) ] )
% 1.68/2.05  , clause( 6632, [ ~( product( 'additive_identity', 'additive_identity', 
% 1.68/2.05    'additive_identity' ) ) ] )
% 1.68/2.05  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6633, [ ~( sum( 'additive_identity', X, Y ) ), =( X, Y ) ] )
% 1.68/2.05  , clause( 20, [ ~( sum( X, Y, Z ) ), ~( sum( X, Y, T ) ), =( Z, T ) ] )
% 1.68/2.05  , 0, clause( 4, [ sum( 'additive_identity', X, X ) ] )
% 1.68/2.05  , 0, substitution( 0, [ :=( X, 'additive_identity' ), :=( Y, X ), :=( Z, X
% 1.68/2.05     ), :=( T, Y )] ), substitution( 1, [ :=( X, X )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 850, [ ~( sum( 'additive_identity', X, Y ) ), =( X, Y ) ] )
% 1.68/2.05  , clause( 6633, [ ~( sum( 'additive_identity', X, Y ) ), =( X, Y ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.68/2.05     ), ==>( 1, 1 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6635, [ ~( product( X, 'additive_identity', Y ) ), sum( 
% 1.68/2.05    'additive_identity', Y, 'additive_identity' ) ] )
% 1.68/2.05  , clause( 85, [ ~( product( X, Y, Z ) ), ~( product( X, 'additive_identity'
% 1.68/2.05    , T ) ), sum( Z, T, Z ) ] )
% 1.68/2.05  , 0, clause( 19, [ product( X, inverse( X ), 'additive_identity' ) ] )
% 1.68/2.05  , 0, substitution( 0, [ :=( X, X ), :=( Y, inverse( X ) ), :=( Z, 
% 1.68/2.05    'additive_identity' ), :=( T, Y )] ), substitution( 1, [ :=( X, X )] )
% 1.68/2.05    ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 6210, [ ~( product( X, 'additive_identity', Y ) ), sum( 
% 1.68/2.05    'additive_identity', Y, 'additive_identity' ) ] )
% 1.68/2.05  , clause( 6635, [ ~( product( X, 'additive_identity', Y ) ), sum( 
% 1.68/2.05    'additive_identity', Y, 'additive_identity' ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.68/2.05     ), ==>( 1, 1 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6636, [ sum( 'additive_identity', multiply( 'additive_identity', X
% 1.68/2.05     ), 'additive_identity' ) ] )
% 1.68/2.05  , clause( 6210, [ ~( product( X, 'additive_identity', Y ) ), sum( 
% 1.68/2.05    'additive_identity', Y, 'additive_identity' ) ] )
% 1.68/2.05  , 0, clause( 51, [ product( X, Y, multiply( Y, X ) ) ] )
% 1.68/2.05  , 0, substitution( 0, [ :=( X, X ), :=( Y, multiply( 'additive_identity', X
% 1.68/2.05     ) )] ), substitution( 1, [ :=( X, X ), :=( Y, 'additive_identity' )] )
% 1.68/2.05    ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 6226, [ sum( 'additive_identity', multiply( 'additive_identity', X
% 1.68/2.05     ), 'additive_identity' ) ] )
% 1.68/2.05  , clause( 6636, [ sum( 'additive_identity', multiply( 'additive_identity', 
% 1.68/2.05    X ), 'additive_identity' ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  eqswap(
% 1.68/2.05  clause( 6637, [ =( Y, X ), ~( sum( 'additive_identity', X, Y ) ) ] )
% 1.68/2.05  , clause( 850, [ ~( sum( 'additive_identity', X, Y ) ), =( X, Y ) ] )
% 1.68/2.05  , 1, substitution( 0, [ :=( X, X ), :=( Y, Y )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6638, [ =( 'additive_identity', multiply( 'additive_identity', X )
% 1.68/2.05     ) ] )
% 1.68/2.05  , clause( 6637, [ =( Y, X ), ~( sum( 'additive_identity', X, Y ) ) ] )
% 1.68/2.05  , 1, clause( 6226, [ sum( 'additive_identity', multiply( 
% 1.68/2.05    'additive_identity', X ), 'additive_identity' ) ] )
% 1.68/2.05  , 0, substitution( 0, [ :=( X, multiply( 'additive_identity', X ) ), :=( Y
% 1.68/2.05    , 'additive_identity' )] ), substitution( 1, [ :=( X, X )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  eqswap(
% 1.68/2.05  clause( 6639, [ =( multiply( 'additive_identity', X ), 'additive_identity'
% 1.68/2.05     ) ] )
% 1.68/2.05  , clause( 6638, [ =( 'additive_identity', multiply( 'additive_identity', X
% 1.68/2.05     ) ) ] )
% 1.68/2.05  , 0, substitution( 0, [ :=( X, X )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 6405, [ =( multiply( 'additive_identity', X ), 'additive_identity'
% 1.68/2.05     ) ] )
% 1.68/2.05  , clause( 6639, [ =( multiply( 'additive_identity', X ), 
% 1.68/2.05    'additive_identity' ) ] )
% 1.68/2.05  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  paramod(
% 1.68/2.05  clause( 6641, [ product( X, 'additive_identity', 'additive_identity' ) ] )
% 1.68/2.05  , clause( 6405, [ =( multiply( 'additive_identity', X ), 
% 1.68/2.05    'additive_identity' ) ] )
% 1.68/2.05  , 0, clause( 51, [ product( X, Y, multiply( Y, X ) ) ] )
% 1.68/2.05  , 0, 3, substitution( 0, [ :=( X, X )] ), substitution( 1, [ :=( X, X ), 
% 1.68/2.05    :=( Y, 'additive_identity' )] )).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 6424, [ product( X, 'additive_identity', 'additive_identity' ) ] )
% 1.68/2.05  , clause( 6641, [ product( X, 'additive_identity', 'additive_identity' ) ]
% 1.68/2.05     )
% 1.68/2.05  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  resolution(
% 1.68/2.05  clause( 6642, [] )
% 1.68/2.05  , clause( 488, [ ~( product( 'additive_identity', 'additive_identity', 
% 1.68/2.05    'additive_identity' ) ) ] )
% 1.68/2.05  , 0, clause( 6424, [ product( X, 'additive_identity', 'additive_identity' )
% 1.68/2.05     ] )
% 1.68/2.05  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, 'additive_identity' )] )
% 1.68/2.05    ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  subsumption(
% 1.68/2.05  clause( 6478, [] )
% 1.68/2.05  , clause( 6642, [] )
% 1.68/2.05  , substitution( 0, [] ), permutation( 0, [] ) ).
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  end.
% 1.68/2.05  
% 1.68/2.05  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 1.68/2.05  
% 1.68/2.05  Memory use:
% 1.68/2.05  
% 1.68/2.05  space for terms:        95642
% 1.68/2.05  space for clauses:      246129
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  clauses generated:      45267
% 1.68/2.05  clauses kept:           6479
% 1.68/2.05  clauses selected:       360
% 1.68/2.05  clauses deleted:        63
% 1.68/2.05  clauses inuse deleted:  53
% 1.68/2.05  
% 1.68/2.05  subsentry:          349652
% 1.68/2.05  literals s-matched: 122083
% 1.68/2.05  literals matched:   90302
% 1.68/2.05  full subsumption:   40319
% 1.68/2.05  
% 1.68/2.05  checksum:           -1014275364
% 1.68/2.05  
% 1.68/2.05  
% 1.68/2.05  Bliksem ended
%------------------------------------------------------------------------------