TSTP Solution File: LCL112-1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : LCL112-1 : 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 07:50:30 EDT 2022

% Result   : Unsatisfiable 0.71s 1.09s
% Output   : Refutation 0.71s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : LCL112-1 : TPTP v8.1.0. Released v1.0.0.
% 0.12/0.13  % 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 : Sat Jul  2 17:16:44 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.71/1.09  *** allocated 10000 integers for termspace/termends
% 0.71/1.09  *** allocated 10000 integers for clauses
% 0.71/1.09  *** allocated 10000 integers for justifications
% 0.71/1.09  Bliksem 1.12
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  Automatic Strategy Selection
% 0.71/1.09  
% 0.71/1.09  Clauses:
% 0.71/1.09  [
% 0.71/1.09     [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( X ) ), 
% 0.71/1.09    'is_a_theorem'( Y ) ],
% 0.71/1.09     [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ],
% 0.71/1.09     [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y, Z ), 
% 0.71/1.09    implies( X, Z ) ) ) ) ],
% 0.71/1.09     [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), implies( 
% 0.71/1.09    implies( Y, X ), X ) ) ) ],
% 0.71/1.09     [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), implies( Y, X
% 0.71/1.09     ) ) ) ],
% 0.71/1.09     [ ~( 'is_a_theorem'( implies( a, not( not( a ) ) ) ) ) ]
% 0.71/1.09  ] .
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  percentage equality = 0.000000, percentage horn = 1.000000
% 0.71/1.09  This is a near-Horn, non-equality  problem
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  Options Used:
% 0.71/1.09  
% 0.71/1.09  useres =            1
% 0.71/1.09  useparamod =        0
% 0.71/1.09  useeqrefl =         0
% 0.71/1.09  useeqfact =         0
% 0.71/1.09  usefactor =         1
% 0.71/1.09  usesimpsplitting =  0
% 0.71/1.09  usesimpdemod =      0
% 0.71/1.09  usesimpres =        4
% 0.71/1.09  
% 0.71/1.09  resimpinuse      =  1000
% 0.71/1.09  resimpclauses =     20000
% 0.71/1.09  substype =          standard
% 0.71/1.09  backwardsubs =      1
% 0.71/1.09  selectoldest =      5
% 0.71/1.09  
% 0.71/1.09  litorderings [0] =  split
% 0.71/1.09  litorderings [1] =  liftord
% 0.71/1.09  
% 0.71/1.09  termordering =      none
% 0.71/1.09  
% 0.71/1.09  litapriori =        1
% 0.71/1.09  termapriori =       0
% 0.71/1.09  litaposteriori =    0
% 0.71/1.09  termaposteriori =   0
% 0.71/1.09  demodaposteriori =  0
% 0.71/1.09  ordereqreflfact =   0
% 0.71/1.09  
% 0.71/1.09  litselect =         negative
% 0.71/1.09  
% 0.71/1.09  maxweight =         30000
% 0.71/1.09  maxdepth =          30000
% 0.71/1.09  maxlength =         115
% 0.71/1.09  maxnrvars =         195
% 0.71/1.09  excuselevel =       0
% 0.71/1.09  increasemaxweight = 0
% 0.71/1.09  
% 0.71/1.09  maxselected =       10000000
% 0.71/1.09  maxnrclauses =      10000000
% 0.71/1.09  
% 0.71/1.09  showgenerated =    0
% 0.71/1.09  showkept =         0
% 0.71/1.09  showselected =     0
% 0.71/1.09  showdeleted =      0
% 0.71/1.09  showresimp =       1
% 0.71/1.09  showstatus =       2000
% 0.71/1.09  
% 0.71/1.09  prologoutput =     1
% 0.71/1.09  nrgoals =          5000000
% 0.71/1.09  totalproof =       1
% 0.71/1.09  
% 0.71/1.09  Symbols occurring in the translation:
% 0.71/1.09  
% 0.71/1.09  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.71/1.09  .  [1, 2]      (w:1, o:20, a:1, s:1, b:0), 
% 0.71/1.09  !  [4, 1]      (w:1, o:13, a:1, s:1, b:0), 
% 0.71/1.09  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.71/1.09  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.71/1.09  implies  [41, 2]      (w:1, o:45, a:1, s:1, b:0), 
% 0.71/1.09  'is_a_theorem'  [42, 1]      (w:1, o:18, a:1, s:1, b:0), 
% 0.71/1.09  not  [44, 1]      (w:1, o:19, a:1, s:1, b:0), 
% 0.71/1.09  a  [45, 0]      (w:1, o:12, a:1, s:1, b:0).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  Starting Search:
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  Bliksems!, er is een bewijs:
% 0.71/1.09  % SZS status Unsatisfiable
% 0.71/1.09  % SZS output start Refutation
% 0.71/1.09  
% 0.71/1.09  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.71/1.09    ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 1, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y
% 0.71/1.09    , Z ), implies( X, Z ) ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 0.71/1.09    implies( implies( Y, X ), X ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 4, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 0.71/1.09    implies( Y, X ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 5, [ ~( 'is_a_theorem'( implies( a, not( not( a ) ) ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.71/1.09    implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.09    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 0.71/1.09     ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 9, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.09    implies( Y, Z ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 11, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.71/1.09    implies( Y, implies( Z, Y ) ) ), T ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 30, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 0.71/1.09    X ), implies( X, Y ) ), Z ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.09    implies( not( X ), Z ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 39, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X ) ) )
% 0.71/1.09     ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 49, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 0.71/1.09    not( X ) ), implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 60, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, X )
% 0.71/1.09     ), Z ), Z ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 61, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.09    implies( implies( X, implies( Y, X ) ), Z ), Z ), T ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 419, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.09    implies( not( not( Y ) ), Z ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 686, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 708, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.09    not( not( X ) ), X ), Y ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 738, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 0.71/1.09  .
% 0.71/1.09  clause( 766, [] )
% 0.71/1.09  .
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  % SZS output end Refutation
% 0.71/1.09  found a proof!
% 0.71/1.09  
% 0.71/1.09  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.71/1.09  
% 0.71/1.09  initialclauses(
% 0.71/1.09  [ clause( 768, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.71/1.09    X ) ), 'is_a_theorem'( Y ) ] )
% 0.71/1.09  , clause( 769, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.71/1.09  , clause( 770, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.71/1.09    Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.71/1.09  , clause( 771, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 0.71/1.09    implies( implies( Y, X ), X ) ) ) ] )
% 0.71/1.09  , clause( 772, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 0.71/1.09    implies( Y, X ) ) ) ] )
% 0.71/1.09  , clause( 773, [ ~( 'is_a_theorem'( implies( a, not( not( a ) ) ) ) ) ] )
% 0.71/1.09  ] ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.71/1.09    ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.09  , clause( 768, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.71/1.09    X ) ), 'is_a_theorem'( Y ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.71/1.09     ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 1, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.71/1.09  , clause( 769, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.71/1.09     )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( Y
% 0.71/1.09    , Z ), implies( X, Z ) ) ) ) ] )
% 0.71/1.09  , clause( 770, [ 'is_a_theorem'( implies( implies( X, Y ), implies( implies( 
% 0.71/1.09    Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.09    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 0.71/1.09    implies( implies( Y, X ), X ) ) ) ] )
% 0.71/1.09  , clause( 771, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 0.71/1.09    implies( implies( Y, X ), X ) ) ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.71/1.09     )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 4, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 0.71/1.09    implies( Y, X ) ) ) ] )
% 0.71/1.09  , clause( 772, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 0.71/1.09    implies( Y, X ) ) ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.71/1.09     )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 5, [ ~( 'is_a_theorem'( implies( a, not( not( a ) ) ) ) ) ] )
% 0.71/1.09  , clause( 773, [ ~( 'is_a_theorem'( implies( a, not( not( a ) ) ) ) ) ] )
% 0.71/1.09  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  resolution(
% 0.71/1.09  clause( 775, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, X ) ), Z
% 0.71/1.09     ) ) ), 'is_a_theorem'( Z ) ] )
% 0.71/1.09  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.71/1.09    , ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.09  , 2, clause( 1, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.71/1.09  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, X ) ) ), :=( Y, Z )] )
% 0.71/1.09    , substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.71/1.09    implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.09  , clause( 775, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, X ) )
% 0.71/1.09    , Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.09    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  resolution(
% 0.71/1.09  clause( 777, [ ~( 'is_a_theorem'( implies( implies( implies( not( X ), not( 
% 0.71/1.09    Y ) ), implies( Y, X ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.71/1.09  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.71/1.09    , ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.09  , 2, clause( 4, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 0.71/1.09    implies( Y, X ) ) ) ] )
% 0.71/1.09  , 0, substitution( 0, [ :=( X, implies( implies( not( X ), not( Y ) ), 
% 0.71/1.09    implies( Y, X ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y
% 0.71/1.09    , Y )] )).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.09    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.09  , clause( 777, [ ~( 'is_a_theorem'( implies( implies( implies( not( X ), 
% 0.71/1.09    not( Y ) ), implies( Y, X ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.09    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  resolution(
% 0.71/1.09  clause( 778, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) )
% 0.71/1.09     ) ] )
% 0.71/1.09  , clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.71/1.09    , implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.09  , 1, clause( 1, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.71/1.09  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( X, implies( 
% 0.71/1.09    Y, implies( Z, Y ) ) ) )] ), substitution( 1, [ :=( X, implies( Y, 
% 0.71/1.09    implies( Z, Y ) ) ), :=( Y, X )] )).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 0.71/1.09     ] )
% 0.71/1.09  , clause( 778, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) )
% 0.71/1.09     ) ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.09    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  resolution(
% 0.71/1.09  clause( 779, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.09    implies( Y, Z ) ) ) ] )
% 0.71/1.09  , clause( 6, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.71/1.09    , implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.09  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.71/1.09    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.71/1.09  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( implies( 
% 0.71/1.09    implies( X, Y ), Z ), implies( Y, Z ) ) )] ), substitution( 1, [ :=( X, Y
% 0.71/1.09     ), :=( Y, implies( X, Y ) ), :=( Z, Z )] )).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 9, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.09    implies( Y, Z ) ) ) ] )
% 0.71/1.09  , clause( 779, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.09    implies( Y, Z ) ) ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.09    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  resolution(
% 0.71/1.09  clause( 781, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, implies( 
% 0.71/1.09    Z, Y ) ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.71/1.09  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.71/1.09    , ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.09  , 2, clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) )
% 0.71/1.09     ) ) ] )
% 0.71/1.09  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, implies( Z, Y ) ) )
% 0.71/1.09     ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] )
% 0.71/1.09    ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 11, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.71/1.09    implies( Y, implies( Z, Y ) ) ), T ) ) ) ] )
% 0.71/1.09  , clause( 781, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, 
% 0.71/1.09    implies( Z, Y ) ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.71/1.09    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  resolution(
% 0.71/1.09  clause( 782, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ] )
% 0.71/1.09  , clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.09    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.09  , 1, clause( 9, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.09    implies( Y, Z ) ) ) ] )
% 0.71/1.09  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( not( X ), 
% 0.71/1.09    implies( X, Y ) ) )] ), substitution( 1, [ :=( X, not( Y ) ), :=( Y, not( 
% 0.71/1.09    X ) ), :=( Z, implies( X, Y ) )] )).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 30, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ] )
% 0.71/1.09  , clause( 782, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ]
% 0.71/1.09     )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.71/1.09     )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  resolution(
% 0.71/1.09  clause( 784, [ ~( 'is_a_theorem'( implies( implies( not( X ), implies( X, Y
% 0.71/1.09     ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.71/1.09  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.71/1.09    , ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.09  , 2, clause( 30, [ 'is_a_theorem'( implies( not( X ), implies( X, Y ) ) ) ]
% 0.71/1.09     )
% 0.71/1.09  , 0, substitution( 0, [ :=( X, implies( not( X ), implies( X, Y ) ) ), :=( 
% 0.71/1.09    Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  subsumption(
% 0.71/1.09  clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 0.71/1.09    X ), implies( X, Y ) ), Z ) ) ) ] )
% 0.71/1.09  , clause( 784, [ ~( 'is_a_theorem'( implies( implies( not( X ), implies( X
% 0.71/1.09    , Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.71/1.09  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.09    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.71/1.09  
% 0.71/1.09  
% 0.71/1.09  resolution(
% 0.71/1.09  clause( 785, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.09    implies( not( X ), Z ) ) ) ] )
% 0.71/1.09  , clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.09    not( X ), implies( X, Y ) ), Z ) ) ) ] )
% 0.71/1.09  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.71/1.09    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.71/1.09  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( implies( 
% 0.71/1.09    implies( X, Y ), Z ), implies( not( X ), Z ) ) )] ), substitution( 1, [ 
% 0.71/1.09    :=( X, not( X ) ), :=( Y, implies( X, Y ) ), :=( Z, Z )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.10    implies( not( X ), Z ) ) ) ] )
% 0.71/1.10  , clause( 785, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.10    implies( not( X ), Z ) ) ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.10    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 786, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X ) )
% 0.71/1.10     ) ] )
% 0.71/1.10  , clause( 7, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.10    implies( not( X ), not( Y ) ), implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.10  , 1, clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.10    implies( not( X ), Z ) ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( not( not( X
% 0.71/1.10     ) ), implies( Y, X ) ) )] ), substitution( 1, [ :=( X, not( X ) ), :=( Y
% 0.71/1.10    , not( Y ) ), :=( Z, implies( Y, X ) )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 39, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X ) ) )
% 0.71/1.10     ] )
% 0.71/1.10  , clause( 786, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X )
% 0.71/1.10     ) ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.71/1.10     )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 788, [ ~( 'is_a_theorem'( implies( implies( not( not( X ) ), 
% 0.71/1.10    implies( Y, X ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.71/1.10  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.71/1.10    , ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.10  , 2, clause( 39, [ 'is_a_theorem'( implies( not( not( X ) ), implies( Y, X
% 0.71/1.10     ) ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [ :=( X, implies( not( not( X ) ), implies( Y, X ) )
% 0.71/1.10     ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 49, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( not( 
% 0.71/1.10    not( X ) ), implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.10  , clause( 788, [ ~( 'is_a_theorem'( implies( implies( not( not( X ) ), 
% 0.71/1.10    implies( Y, X ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.10    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 789, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, X
% 0.71/1.10     ) ), Z ), Z ) ) ] )
% 0.71/1.10  , clause( 11, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.71/1.10    , implies( Y, implies( Z, Y ) ) ), T ) ) ) ] )
% 0.71/1.10  , 1, clause( 3, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Y ), 
% 0.71/1.10    implies( implies( Y, X ), X ) ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [ :=( X, implies( Z, implies( X, implies( Y, X ) ) )
% 0.71/1.10     ), :=( Y, X ), :=( Z, Y ), :=( T, implies( implies( implies( X, implies( 
% 0.71/1.10    Y, X ) ), Z ), Z ) )] ), substitution( 1, [ :=( X, Z ), :=( Y, implies( X
% 0.71/1.10    , implies( Y, X ) ) )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 60, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, X )
% 0.71/1.10     ), Z ), Z ) ) ] )
% 0.71/1.10  , clause( 789, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, 
% 0.71/1.10    X ) ), Z ), Z ) ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.10    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 791, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.71/1.10    implies( Y, X ) ), Z ), Z ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.71/1.10  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.71/1.10    , ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.10  , 2, clause( 60, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y
% 0.71/1.10    , X ) ), Z ), Z ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, implies( Y, X
% 0.71/1.10     ) ), Z ), Z ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y, Y
% 0.71/1.10     ), :=( Z, Z )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 61, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.10    implies( implies( X, implies( Y, X ) ), Z ), Z ), T ) ) ) ] )
% 0.71/1.10  , clause( 791, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.71/1.10    implies( Y, X ) ), Z ), Z ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.71/1.10    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 792, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.10    implies( not( not( Y ) ), Z ) ) ) ] )
% 0.71/1.10  , clause( 49, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.10    not( not( X ) ), implies( Y, X ) ), Z ) ) ) ] )
% 0.71/1.10  , 1, clause( 2, [ 'is_a_theorem'( implies( implies( X, Y ), implies( 
% 0.71/1.10    implies( Y, Z ), implies( X, Z ) ) ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [ :=( X, Y ), :=( Y, X ), :=( Z, implies( implies( 
% 0.71/1.10    implies( X, Y ), Z ), implies( not( not( Y ) ), Z ) ) )] ), 
% 0.71/1.10    substitution( 1, [ :=( X, not( not( Y ) ) ), :=( Y, implies( X, Y ) ), 
% 0.71/1.10    :=( Z, Z )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 419, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.10    implies( not( not( Y ) ), Z ) ) ) ] )
% 0.71/1.10  , clause( 792, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.71/1.10    implies( not( not( Y ) ), Z ) ) ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.71/1.10    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 793, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 0.71/1.10  , clause( 61, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.10    implies( implies( X, implies( Y, X ) ), Z ), Z ), T ) ) ) ] )
% 0.71/1.10  , 1, clause( 419, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.71/1.10    , implies( not( not( Y ) ), Z ) ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, X ), :=( T, implies( 
% 0.71/1.10    not( not( X ) ), X ) )] ), substitution( 1, [ :=( X, implies( Y, implies( 
% 0.71/1.10    Z, Y ) ) ), :=( Y, X ), :=( Z, X )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 686, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 0.71/1.10  , clause( 793, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 795, [ ~( 'is_a_theorem'( implies( implies( not( not( X ) ), X ), Y
% 0.71/1.10     ) ) ), 'is_a_theorem'( Y ) ] )
% 0.71/1.10  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.71/1.10    , ~( 'is_a_theorem'( X ) ) ] )
% 0.71/1.10  , 2, clause( 686, [ 'is_a_theorem'( implies( not( not( X ) ), X ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [ :=( X, implies( not( not( X ) ), X ) ), :=( Y, Y )] )
% 0.71/1.10    , substitution( 1, [ :=( X, X )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 708, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.10    not( not( X ) ), X ), Y ) ) ) ] )
% 0.71/1.10  , clause( 795, [ ~( 'is_a_theorem'( implies( implies( not( not( X ) ), X )
% 0.71/1.10    , Y ) ) ), 'is_a_theorem'( Y ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.71/1.10     ), ==>( 1, 0 )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 796, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 0.71/1.10  , clause( 708, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.71/1.10    not( not( X ) ), X ), Y ) ) ) ] )
% 0.71/1.10  , 1, clause( 4, [ 'is_a_theorem'( implies( implies( not( X ), not( Y ) ), 
% 0.71/1.10    implies( Y, X ) ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [ :=( X, not( X ) ), :=( Y, implies( X, not( not( X )
% 0.71/1.10     ) ) )] ), substitution( 1, [ :=( X, not( not( X ) ) ), :=( Y, X )] )
% 0.71/1.10    ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 738, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 0.71/1.10  , clause( 796, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 0.71/1.10  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  resolution(
% 0.71/1.10  clause( 797, [] )
% 0.71/1.10  , clause( 5, [ ~( 'is_a_theorem'( implies( a, not( not( a ) ) ) ) ) ] )
% 0.71/1.10  , 0, clause( 738, [ 'is_a_theorem'( implies( X, not( not( X ) ) ) ) ] )
% 0.71/1.10  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, a )] )).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  subsumption(
% 0.71/1.10  clause( 766, [] )
% 0.71/1.10  , clause( 797, [] )
% 0.71/1.10  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  end.
% 0.71/1.10  
% 0.71/1.10  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.71/1.10  
% 0.71/1.10  Memory use:
% 0.71/1.10  
% 0.71/1.10  space for terms:        11324
% 0.71/1.10  space for clauses:      62190
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  clauses generated:      2265
% 0.71/1.10  clauses kept:           767
% 0.71/1.10  clauses selected:       163
% 0.71/1.10  clauses deleted:        2
% 0.71/1.10  clauses inuse deleted:  0
% 0.71/1.10  
% 0.71/1.10  subsentry:          1668
% 0.71/1.10  literals s-matched: 1500
% 0.71/1.10  literals matched:   1500
% 0.71/1.10  full subsumption:   0
% 0.71/1.10  
% 0.71/1.10  checksum:           177527686
% 0.71/1.10  
% 0.71/1.10  
% 0.71/1.10  Bliksem ended
%------------------------------------------------------------------------------