TSTP Solution File: LCL033-1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : LCL033-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n016.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 : Sun Jul 17 07:49:27 EDT 2022

% Result   : Unsatisfiable 0.67s 1.07s
% Output   : Refutation 0.67s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : LCL033-1 : TPTP v8.1.0. Released v1.0.0.
% 0.11/0.12  % Command  : bliksem %s
% 0.12/0.33  % Computer : n016.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 : Sun Jul  3 10:53:45 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.67/1.07  *** allocated 10000 integers for termspace/termends
% 0.67/1.07  *** allocated 10000 integers for clauses
% 0.67/1.07  *** allocated 10000 integers for justifications
% 0.67/1.07  Bliksem 1.12
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  Automatic Strategy Selection
% 0.67/1.07  
% 0.67/1.07  Clauses:
% 0.67/1.07  [
% 0.67/1.07     [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( X ) ), 
% 0.67/1.07    'is_a_theorem'( Y ) ],
% 0.67/1.07     [ 'is_a_theorem'( implies( implies( implies( implies( implies( X, Y ), 
% 0.67/1.07    implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), implies( Z
% 0.67/1.07    , X ) ) ) ) ],
% 0.67/1.07     [ ~( 'is_a_theorem'( implies( a, implies( b, a ) ) ) ) ]
% 0.67/1.07  ] .
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  percentage equality = 0.000000, percentage horn = 1.000000
% 0.67/1.07  This is a near-Horn, non-equality  problem
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  Options Used:
% 0.67/1.07  
% 0.67/1.07  useres =            1
% 0.67/1.07  useparamod =        0
% 0.67/1.07  useeqrefl =         0
% 0.67/1.07  useeqfact =         0
% 0.67/1.07  usefactor =         1
% 0.67/1.07  usesimpsplitting =  0
% 0.67/1.07  usesimpdemod =      0
% 0.67/1.07  usesimpres =        4
% 0.67/1.07  
% 0.67/1.07  resimpinuse      =  1000
% 0.67/1.07  resimpclauses =     20000
% 0.67/1.07  substype =          standard
% 0.67/1.07  backwardsubs =      1
% 0.67/1.07  selectoldest =      5
% 0.67/1.07  
% 0.67/1.07  litorderings [0] =  split
% 0.67/1.07  litorderings [1] =  liftord
% 0.67/1.07  
% 0.67/1.07  termordering =      none
% 0.67/1.07  
% 0.67/1.07  litapriori =        1
% 0.67/1.07  termapriori =       0
% 0.67/1.07  litaposteriori =    0
% 0.67/1.07  termaposteriori =   0
% 0.67/1.07  demodaposteriori =  0
% 0.67/1.07  ordereqreflfact =   0
% 0.67/1.07  
% 0.67/1.07  litselect =         negative
% 0.67/1.07  
% 0.67/1.07  maxweight =         30000
% 0.67/1.07  maxdepth =          30000
% 0.67/1.07  maxlength =         115
% 0.67/1.07  maxnrvars =         195
% 0.67/1.07  excuselevel =       0
% 0.67/1.07  increasemaxweight = 0
% 0.67/1.07  
% 0.67/1.07  maxselected =       10000000
% 0.67/1.07  maxnrclauses =      10000000
% 0.67/1.07  
% 0.67/1.07  showgenerated =    0
% 0.67/1.07  showkept =         0
% 0.67/1.07  showselected =     0
% 0.67/1.07  showdeleted =      0
% 0.67/1.07  showresimp =       1
% 0.67/1.07  showstatus =       2000
% 0.67/1.07  
% 0.67/1.07  prologoutput =     1
% 0.67/1.07  nrgoals =          5000000
% 0.67/1.07  totalproof =       1
% 0.67/1.07  
% 0.67/1.07  Symbols occurring in the translation:
% 0.67/1.07  
% 0.67/1.07  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.67/1.07  .  [1, 2]      (w:1, o:23, a:1, s:1, b:0), 
% 0.67/1.07  !  [4, 1]      (w:1, o:17, a:1, s:1, b:0), 
% 0.67/1.07  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.67/1.07  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.67/1.07  implies  [41, 2]      (w:1, o:48, a:1, s:1, b:0), 
% 0.67/1.07  'is_a_theorem'  [42, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 0.67/1.07  falsehood  [44, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 0.67/1.07  a  [47, 0]      (w:1, o:15, a:1, s:1, b:0), 
% 0.67/1.07  b  [48, 0]      (w:1, o:16, a:1, s:1, b:0).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  Starting Search:
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  Bliksems!, er is een bewijs:
% 0.67/1.07  % SZS status Unsatisfiable
% 0.67/1.07  % SZS output start Refutation
% 0.67/1.07  
% 0.67/1.07  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.67/1.07    ~( 'is_a_theorem'( X ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( implies( X
% 0.67/1.07    , Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), 
% 0.67/1.07    implies( Z, X ) ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 2, [ ~( 'is_a_theorem'( implies( a, implies( b, a ) ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 3, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( implies( implies( X, Y ), implies( Z, falsehood ) ), T
% 0.67/1.07     ), U ), implies( implies( U, X ), implies( Z, X ) ) ), W ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 4, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.67/1.07    implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) ) ]
% 0.67/1.07     )
% 0.67/1.07  .
% 0.67/1.07  clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.67/1.07    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 7, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.67/1.07    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( falsehood, Z
% 0.67/1.07     ) ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 11, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 14, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.67/1.07    implies( falsehood, Y ) ), Z ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 21, [ 'is_a_theorem'( implies( implies( implies( falsehood, X ), Y
% 0.67/1.07     ), implies( Z, Y ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 26, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 0.67/1.07     ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.67/1.07  .
% 0.67/1.07  clause( 34, [] )
% 0.67/1.07  .
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  % SZS output end Refutation
% 0.67/1.07  found a proof!
% 0.67/1.07  
% 0.67/1.07  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.67/1.07  
% 0.67/1.07  initialclauses(
% 0.67/1.07  [ clause( 36, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.67/1.07    X ) ), 'is_a_theorem'( Y ) ] )
% 0.67/1.07  , clause( 37, [ 'is_a_theorem'( implies( implies( implies( implies( implies( 
% 0.67/1.07    X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), 
% 0.67/1.07    implies( Z, X ) ) ) ) ] )
% 0.67/1.07  , clause( 38, [ ~( 'is_a_theorem'( implies( a, implies( b, a ) ) ) ) ] )
% 0.67/1.07  ] ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.67/1.07    ~( 'is_a_theorem'( X ) ) ] )
% 0.67/1.07  , clause( 36, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.67/1.07    X ) ), 'is_a_theorem'( Y ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.67/1.07     ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( implies( X
% 0.67/1.07    , Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), 
% 0.67/1.07    implies( Z, X ) ) ) ) ] )
% 0.67/1.07  , clause( 37, [ 'is_a_theorem'( implies( implies( implies( implies( implies( 
% 0.67/1.07    X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), 
% 0.67/1.07    implies( Z, X ) ) ) ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.67/1.07    , U )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 2, [ ~( 'is_a_theorem'( implies( a, implies( b, a ) ) ) ) ] )
% 0.67/1.07  , clause( 38, [ ~( 'is_a_theorem'( implies( a, implies( b, a ) ) ) ) ] )
% 0.67/1.07  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 40, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    implies( implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( 
% 0.67/1.07    implies( U, X ), implies( Z, X ) ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.67/1.07  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.67/1.07    , ~( 'is_a_theorem'( X ) ) ] )
% 0.67/1.07  , 2, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.67/1.07    , X ), implies( Z, X ) ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( implies( 
% 0.67/1.07    X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), 
% 0.67/1.07    implies( Z, X ) ) ) ), :=( Y, W )] ), substitution( 1, [ :=( X, X ), :=( 
% 0.67/1.07    Y, Y ), :=( Z, Z ), :=( T, T ), :=( U, U )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 3, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( implies( implies( X, Y ), implies( Z, falsehood ) ), T
% 0.67/1.07     ), U ), implies( implies( U, X ), implies( Z, X ) ) ), W ) ) ) ] )
% 0.67/1.07  , clause( 40, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    implies( implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( 
% 0.67/1.07    implies( U, X ), implies( Z, X ) ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.67/1.07    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 41, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.67/1.07    implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) ) ]
% 0.67/1.07     )
% 0.67/1.07  , clause( 3, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( implies( implies( X, Y ), implies( Z, falsehood ) ), T
% 0.67/1.07     ), U ), implies( implies( U, X ), implies( Z, X ) ) ), W ) ) ) ] )
% 0.67/1.07  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.67/1.07    , X ), implies( Z, X ) ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, Y ), :=( Y, T ), :=( Z, Z ), :=( T, implies( 
% 0.67/1.07    U, falsehood ) ), :=( U, X ), :=( W, implies( implies( implies( implies( 
% 0.67/1.07    X, Y ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T )
% 0.67/1.07     ) ) )] ), substitution( 1, [ :=( X, implies( Y, T ) ), :=( Y, implies( Z
% 0.67/1.07    , falsehood ) ), :=( Z, U ), :=( T, X ), :=( U, implies( implies( X, Y )
% 0.67/1.07    , implies( Z, Y ) ) )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 4, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.67/1.07    implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) ) ]
% 0.67/1.07     )
% 0.67/1.07  , clause( 41, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.67/1.07    , implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) )
% 0.67/1.07     ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.67/1.07    , U )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 43, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, 
% 0.67/1.07    implies( Y, T ) ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.67/1.07  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.67/1.07    , ~( 'is_a_theorem'( X ) ) ] )
% 0.67/1.07  , 2, clause( 4, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.67/1.07     ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) )
% 0.67/1.07     ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( X, Y ), 
% 0.67/1.07    implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) ), 
% 0.67/1.07    :=( Y, W )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), 
% 0.67/1.07    :=( T, T ), :=( U, U )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.67/1.07    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.67/1.07  , clause( 43, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, 
% 0.67/1.07    implies( Y, T ) ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.67/1.07    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 44, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.67/1.07    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.67/1.07  , clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.67/1.07    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.67/1.07  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.67/1.07    , X ), implies( Z, X ) ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, Z ), :=( Y, falsehood ), :=( Z, T ), :=( T, 
% 0.67/1.07    Y ), :=( U, X ), :=( W, implies( implies( implies( X, implies( falsehood
% 0.67/1.07    , Y ) ), Z ), implies( T, Z ) ) )] ), substitution( 1, [ :=( X, Z ), :=( 
% 0.67/1.07    Y, falsehood ), :=( Z, T ), :=( T, implies( falsehood, Y ) ), :=( U, 
% 0.67/1.07    implies( X, implies( falsehood, Y ) ) )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 7, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.67/1.07    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.67/1.07  , clause( 44, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.67/1.07    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.67/1.07    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 45, [ 'is_a_theorem'( implies( X, implies( Y, implies( falsehood, Z
% 0.67/1.07     ) ) ) ) ] )
% 0.67/1.07  , clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.67/1.07    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.67/1.07  , 1, clause( 7, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.67/1.07    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, T ), :=( Y, falsehood ), :=( Z, U ), :=( T, 
% 0.67/1.07    Z ), :=( U, Y ), :=( W, implies( X, implies( Y, implies( falsehood, Z ) )
% 0.67/1.07     ) )] ), substitution( 1, [ :=( X, implies( implies( T, falsehood ), 
% 0.67/1.07    implies( U, falsehood ) ) ), :=( Y, Z ), :=( Z, implies( Y, implies( 
% 0.67/1.07    falsehood, Z ) ) ), :=( T, X )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( falsehood, Z
% 0.67/1.07     ) ) ) ) ] )
% 0.67/1.07  , clause( 45, [ 'is_a_theorem'( implies( X, implies( Y, implies( falsehood
% 0.67/1.07    , Z ) ) ) ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.67/1.07    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 46, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) ) ] )
% 0.67/1.07  , clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.67/1.07    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.67/1.07  , 1, clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( 
% 0.67/1.07    falsehood, Z ) ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, Z ), :=( Y, T ), :=( Z, U ), :=( T, W ), 
% 0.67/1.07    :=( U, V0 ), :=( W, implies( X, implies( falsehood, Y ) ) )] ), 
% 0.67/1.07    substitution( 1, [ :=( X, implies( implies( implies( implies( Z, T ), 
% 0.67/1.07    implies( U, T ) ), implies( T, W ) ), implies( V0, implies( T, W ) ) ) )
% 0.67/1.07    , :=( Y, X ), :=( Z, Y )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 11, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) ) ] )
% 0.67/1.07  , clause( 46, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) ) ]
% 0.67/1.07     )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.67/1.07     )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 48, [ ~( 'is_a_theorem'( implies( implies( X, implies( falsehood, Y
% 0.67/1.07     ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.67/1.07  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.67/1.07    , ~( 'is_a_theorem'( X ) ) ] )
% 0.67/1.07  , 2, clause( 11, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) )
% 0.67/1.07     ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, implies( X, implies( falsehood, Y ) ) ), 
% 0.67/1.07    :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 14, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.67/1.07    implies( falsehood, Y ) ), Z ) ) ) ] )
% 0.67/1.07  , clause( 48, [ ~( 'is_a_theorem'( implies( implies( X, implies( falsehood
% 0.67/1.07    , Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.67/1.07    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 49, [ 'is_a_theorem'( implies( implies( implies( falsehood, X ), Y
% 0.67/1.07     ), implies( Z, Y ) ) ) ] )
% 0.67/1.07  , clause( 14, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.67/1.07    , implies( falsehood, Y ) ), Z ) ) ) ] )
% 0.67/1.07  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.67/1.07    , X ), implies( Z, X ) ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, implies( implies( implies( Y, T ), implies( 
% 0.67/1.07    Z, falsehood ) ), U ) ), :=( Y, X ), :=( Z, implies( implies( implies( 
% 0.67/1.07    falsehood, X ), Y ), implies( Z, Y ) ) )] ), substitution( 1, [ :=( X, Y
% 0.67/1.07     ), :=( Y, T ), :=( Z, Z ), :=( T, U ), :=( U, implies( falsehood, X ) )] )
% 0.67/1.07    ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 21, [ 'is_a_theorem'( implies( implies( implies( falsehood, X ), Y
% 0.67/1.07     ), implies( Z, Y ) ) ) ] )
% 0.67/1.07  , clause( 49, [ 'is_a_theorem'( implies( implies( implies( falsehood, X ), 
% 0.67/1.07    Y ), implies( Z, Y ) ) ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.67/1.07    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 51, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.67/1.07  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.67/1.07    , ~( 'is_a_theorem'( X ) ) ] )
% 0.67/1.07  , 2, clause( 21, [ 'is_a_theorem'( implies( implies( implies( falsehood, X
% 0.67/1.07     ), Y ), implies( Z, Y ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, implies( implies( implies( falsehood, X ), Y
% 0.67/1.07     ), implies( Z, Y ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), 
% 0.67/1.07    :=( Y, Y ), :=( Z, Z )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.67/1.07  , clause( 51, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.67/1.07    falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.67/1.07    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 52, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 0.67/1.07     ] )
% 0.67/1.07  , clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.67/1.07  , 1, clause( 4, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.67/1.07     ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) )
% 0.67/1.07     ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, Y ), :=( Y, implies( Z, Y ) ), :=( Z, Y ), 
% 0.67/1.07    :=( T, implies( X, implies( Y, implies( Z, Y ) ) ) )] ), substitution( 1
% 0.67/1.07    , [ :=( X, falsehood ), :=( Y, Y ), :=( Z, Z ), :=( T, implies( Z, Y ) )
% 0.67/1.07    , :=( U, X )] )).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 26, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 0.67/1.07     ] )
% 0.67/1.07  , clause( 52, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) )
% 0.67/1.07     ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.67/1.07    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 53, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.67/1.07  , clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.67/1.07    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.67/1.07  , 1, clause( 26, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y )
% 0.67/1.07     ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [ :=( X, Z ), :=( Y, T ), :=( Z, U ), :=( T, implies( 
% 0.67/1.07    X, implies( Y, X ) ) )] ), substitution( 1, [ :=( X, implies( implies( 
% 0.67/1.07    implies( falsehood, Z ), T ), implies( U, T ) ) ), :=( Y, X ), :=( Z, Y )] )
% 0.67/1.07    ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.67/1.07  , clause( 53, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.67/1.07  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.67/1.07     )] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  resolution(
% 0.67/1.07  clause( 54, [] )
% 0.67/1.07  , clause( 2, [ ~( 'is_a_theorem'( implies( a, implies( b, a ) ) ) ) ] )
% 0.67/1.07  , 0, clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.67/1.07  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, a ), :=( Y, b )] )
% 0.67/1.07    ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  subsumption(
% 0.67/1.07  clause( 34, [] )
% 0.67/1.07  , clause( 54, [] )
% 0.67/1.07  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  end.
% 0.67/1.07  
% 0.67/1.07  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.67/1.07  
% 0.67/1.07  Memory use:
% 0.67/1.07  
% 0.67/1.07  space for terms:        577
% 0.67/1.07  space for clauses:      3697
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  clauses generated:      90
% 0.67/1.07  clauses kept:           35
% 0.67/1.07  clauses selected:       22
% 0.67/1.07  clauses deleted:        0
% 0.67/1.07  clauses inuse deleted:  0
% 0.67/1.07  
% 0.67/1.07  subsentry:          79
% 0.67/1.07  literals s-matched: 55
% 0.67/1.07  literals matched:   55
% 0.67/1.07  full subsumption:   0
% 0.67/1.07  
% 0.67/1.07  checksum:           -1897581064
% 0.67/1.07  
% 0.67/1.07  
% 0.67/1.07  Bliksem ended
%------------------------------------------------------------------------------