TSTP Solution File: LCL034-1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : LCL034-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n013.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 0.78s 1.31s
% Output   : Refutation 0.78s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : LCL034-1 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.14  % Command  : bliksem %s
% 0.14/0.36  % Computer : n013.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % DateTime : Sun Jul  3 22:35:14 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.78/1.31  *** allocated 10000 integers for termspace/termends
% 0.78/1.31  *** allocated 10000 integers for clauses
% 0.78/1.31  *** allocated 10000 integers for justifications
% 0.78/1.31  Bliksem 1.12
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  Automatic Strategy Selection
% 0.78/1.31  
% 0.78/1.31  Clauses:
% 0.78/1.31  [
% 0.78/1.31     [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( X ) ), 
% 0.78/1.31    'is_a_theorem'( Y ) ],
% 0.78/1.31     [ 'is_a_theorem'( implies( implies( implies( implies( implies( X, Y ), 
% 0.78/1.31    implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), implies( Z
% 0.78/1.31    , X ) ) ) ) ],
% 0.78/1.31     [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), a ), a ) ) ) ]
% 0.78/1.31  ] .
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  percentage equality = 0.000000, percentage horn = 1.000000
% 0.78/1.31  This is a near-Horn, non-equality  problem
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  Options Used:
% 0.78/1.31  
% 0.78/1.31  useres =            1
% 0.78/1.31  useparamod =        0
% 0.78/1.31  useeqrefl =         0
% 0.78/1.31  useeqfact =         0
% 0.78/1.31  usefactor =         1
% 0.78/1.31  usesimpsplitting =  0
% 0.78/1.31  usesimpdemod =      0
% 0.78/1.31  usesimpres =        4
% 0.78/1.31  
% 0.78/1.31  resimpinuse      =  1000
% 0.78/1.31  resimpclauses =     20000
% 0.78/1.31  substype =          standard
% 0.78/1.31  backwardsubs =      1
% 0.78/1.31  selectoldest =      5
% 0.78/1.31  
% 0.78/1.31  litorderings [0] =  split
% 0.78/1.31  litorderings [1] =  liftord
% 0.78/1.31  
% 0.78/1.31  termordering =      none
% 0.78/1.31  
% 0.78/1.31  litapriori =        1
% 0.78/1.31  termapriori =       0
% 0.78/1.31  litaposteriori =    0
% 0.78/1.31  termaposteriori =   0
% 0.78/1.31  demodaposteriori =  0
% 0.78/1.31  ordereqreflfact =   0
% 0.78/1.31  
% 0.78/1.31  litselect =         negative
% 0.78/1.31  
% 0.78/1.31  maxweight =         30000
% 0.78/1.31  maxdepth =          30000
% 0.78/1.31  maxlength =         115
% 0.78/1.31  maxnrvars =         195
% 0.78/1.31  excuselevel =       0
% 0.78/1.31  increasemaxweight = 0
% 0.78/1.31  
% 0.78/1.31  maxselected =       10000000
% 0.78/1.31  maxnrclauses =      10000000
% 0.78/1.31  
% 0.78/1.31  showgenerated =    0
% 0.78/1.31  showkept =         0
% 0.78/1.31  showselected =     0
% 0.78/1.31  showdeleted =      0
% 0.78/1.31  showresimp =       1
% 0.78/1.31  showstatus =       2000
% 0.78/1.31  
% 0.78/1.31  prologoutput =     1
% 0.78/1.31  nrgoals =          5000000
% 0.78/1.31  totalproof =       1
% 0.78/1.31  
% 0.78/1.31  Symbols occurring in the translation:
% 0.78/1.31  
% 0.78/1.31  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.78/1.31  .  [1, 2]      (w:1, o:23, a:1, s:1, b:0), 
% 0.78/1.31  !  [4, 1]      (w:1, o:17, a:1, s:1, b:0), 
% 0.78/1.31  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.78/1.31  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.78/1.31  implies  [41, 2]      (w:1, o:48, a:1, s:1, b:0), 
% 0.78/1.31  'is_a_theorem'  [42, 1]      (w:1, o:22, a:1, s:1, b:0), 
% 0.78/1.31  falsehood  [44, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 0.78/1.31  a  [47, 0]      (w:1, o:15, a:1, s:1, b:0), 
% 0.78/1.31  b  [48, 0]      (w:1, o:16, a:1, s:1, b:0).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  Starting Search:
% 0.78/1.31  
% 0.78/1.31  Resimplifying inuse:
% 0.78/1.31  Done
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  Intermediate Status:
% 0.78/1.31  Generated:    20412
% 0.78/1.31  Kept:         2002
% 0.78/1.31  Inuse:        384
% 0.78/1.31  Deleted:      87
% 0.78/1.31  Deletedinuse: 23
% 0.78/1.31  
% 0.78/1.31  Resimplifying inuse:
% 0.78/1.31  Done
% 0.78/1.31  
% 0.78/1.31  Resimplifying inuse:
% 0.78/1.31  Done
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  Intermediate Status:
% 0.78/1.31  Generated:    42789
% 0.78/1.31  Kept:         4008
% 0.78/1.31  Inuse:        588
% 0.78/1.31  Deleted:      120
% 0.78/1.31  Deletedinuse: 28
% 0.78/1.31  
% 0.78/1.31  Resimplifying inuse:
% 0.78/1.31  Done
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  Bliksems!, er is een bewijs:
% 0.78/1.31  % SZS status Unsatisfiable
% 0.78/1.31  % SZS output start Refutation
% 0.78/1.31  
% 0.78/1.31  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.78/1.31    ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( implies( X
% 0.78/1.31    , Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), 
% 0.78/1.31    implies( Z, X ) ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 2, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), a ), a )
% 0.78/1.31     ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 3, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( implies( X, Y ), implies( Z, falsehood ) ), T
% 0.78/1.31     ), U ), implies( implies( U, X ), implies( Z, X ) ) ), W ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 4, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.78/1.31    implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  .
% 0.78/1.31  clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.78/1.31    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 7, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( falsehood, Z
% 0.78/1.31     ) ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 10, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( falsehood, Y ) ), Z ), implies( T, Z ) ), U
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 11, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 14, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.78/1.31    implies( falsehood, Y ) ), Z ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 21, [ 'is_a_theorem'( implies( implies( implies( falsehood, X ), Y
% 0.78/1.31     ), implies( Z, Y ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 26, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 0.78/1.31     ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 29, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, 
% 0.78/1.31    implies( falsehood, Z ) ), T ), implies( U, T ) ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.78/1.31    implies( Y, X ) ), Z ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y ), implies( 
% 0.78/1.31    T, Y ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 56, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.78/1.31    implies( implies( implies( Y, implies( falsehood, Z ) ), T ), implies( U
% 0.78/1.31    , T ) ) ), W ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 102, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( implies( implies( Y, Z ), implies( T, 
% 0.78/1.31    falsehood ) ), U ) ), Y ), implies( T, Y ) ), W ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 124, [ 'is_a_theorem'( implies( X, implies( Y, implies( implies( 
% 0.78/1.31    implies( Z, implies( falsehood, T ) ), U ), implies( W, U ) ) ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 126, [ 'is_a_theorem'( V0 ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( Y, implies( implies( implies( Z, implies( falsehood, T ) ), U
% 0.78/1.31     ), implies( W, U ) ) ) ), V0 ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 170, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, implies( 
% 0.78/1.31    implies( implies( T, implies( falsehood, U ) ), W ), implies( V0, W ) ) )
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 172, [ 'is_a_theorem'( V1 ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( Y, implies( Z, implies( implies( implies( T, implies( 
% 0.78/1.31    falsehood, U ) ), W ), implies( V0, W ) ) ) ) ), V1 ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 254, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( implies( implies( Y, T ), implies( X, falsehood ) ), Z ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  .
% 0.78/1.31  clause( 270, [ 'is_a_theorem'( implies( implies( implies( X, Y ), implies( 
% 0.78/1.31    implies( falsehood, Z ), falsehood ) ), implies( T, X ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 278, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), implies( implies( falsehood, Z ), falsehood ) )
% 0.78/1.31    , implies( T, X ) ), U ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 372, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, Z
% 0.78/1.31     ) ), Y ), implies( T, Y ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 373, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( Y, Z ) ), Y ), implies( T, Y ) ), U ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  .
% 0.78/1.31  clause( 379, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( Y, Z ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 386, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), Z ), implies( Y, Z ) ), T ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 553, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 558, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( X, falsehood ), Y ), Z ), implies( X, Z ) ), T
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1464, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.78/1.31    implies( Z, X ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1466, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1468, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), X ), implies( Z, X ) ), T ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1479, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1481, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , X ), Y ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1494, [ 'is_a_theorem'( implies( X, implies( implies( X, falsehood
% 0.78/1.31     ), Y ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1499, [ 'is_a_theorem'( implies( implies( implies( X, Y ), implies( 
% 0.78/1.31    Z, falsehood ) ), implies( Z, X ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1554, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( implies( X, falsehood ), Y ) ), Z ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1785, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.78/1.31    implies( X, falsehood ), Y ), falsehood ), Z ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 1872, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( implies( implies( implies( X, falsehood ), Y ), falsehood ), Z
% 0.78/1.31     ) ), T ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 3984, [ 'is_a_theorem'( implies( implies( implies( implies( implies( 
% 0.78/1.31    X, Y ), falsehood ), Z ), falsehood ), X ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 4011, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( implies( X, Y ), falsehood ), Z ), falsehood )
% 0.78/1.31    , X ), T ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 4258, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) ), 
% 0.78/1.31    implies( Z, implies( X, Y ) ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 4265, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, Z
% 0.78/1.31     ), Y ), Y ) ) ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 4289, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X )
% 0.78/1.31     ) ] )
% 0.78/1.31  .
% 0.78/1.31  clause( 4292, [] )
% 0.78/1.31  .
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  % SZS output end Refutation
% 0.78/1.31  found a proof!
% 0.78/1.31  
% 0.78/1.31  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.78/1.31  
% 0.78/1.31  initialclauses(
% 0.78/1.31  [ clause( 4294, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.78/1.31    X ) ), 'is_a_theorem'( Y ) ] )
% 0.78/1.31  , clause( 4295, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , clause( 4296, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), a )
% 0.78/1.31    , a ) ) ) ] )
% 0.78/1.31  ] ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y ), 
% 0.78/1.31    ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , clause( 4294, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), ~( 'is_a_theorem'( 
% 0.78/1.31    X ) ), 'is_a_theorem'( Y ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.78/1.31     ), ==>( 1, 2 ), ==>( 2, 1 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( implies( X
% 0.78/1.31    , Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), 
% 0.78/1.31    implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , clause( 4295, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 2, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), a ), a )
% 0.78/1.31     ) ) ] )
% 0.78/1.31  , clause( 4296, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), a )
% 0.78/1.31    , a ) ) ) ] )
% 0.78/1.31  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4298, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( 
% 0.78/1.31    implies( U, X ), implies( Z, X ) ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( implies( 
% 0.78/1.31    X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U, X ), 
% 0.78/1.31    implies( Z, X ) ) ) ), :=( Y, W )] ), substitution( 1, [ :=( X, X ), :=( 
% 0.78/1.31    Y, Y ), :=( Z, Z ), :=( T, T ), :=( U, U )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 3, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( implies( X, Y ), implies( Z, falsehood ) ), T
% 0.78/1.31     ), U ), implies( implies( U, X ), implies( Z, X ) ) ), W ) ) ) ] )
% 0.78/1.31  , clause( 4298, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( 
% 0.78/1.31    implies( U, X ), implies( Z, X ) ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4299, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y )
% 0.78/1.31    , implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) )
% 0.78/1.31     ] )
% 0.78/1.31  , clause( 3, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( implies( X, Y ), implies( Z, falsehood ) ), T
% 0.78/1.31     ), U ), implies( implies( U, X ), implies( Z, X ) ) ), W ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Y ), :=( Y, T ), :=( Z, Z ), :=( T, implies( 
% 0.78/1.31    U, falsehood ) ), :=( U, X ), :=( W, implies( implies( implies( implies( 
% 0.78/1.31    X, Y ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T )
% 0.78/1.31     ) ) )] ), substitution( 1, [ :=( X, implies( Y, T ) ), :=( Y, implies( Z
% 0.78/1.31    , falsehood ) ), :=( Z, U ), :=( T, X ), :=( U, implies( implies( X, Y )
% 0.78/1.31    , implies( Z, Y ) ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 4, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y ), 
% 0.78/1.31    implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , clause( 4299, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.78/1.31     ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) )
% 0.78/1.31     ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4301, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, 
% 0.78/1.31    implies( Y, T ) ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 4, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.78/1.31     ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) )
% 0.78/1.31     ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( X, Y ), 
% 0.78/1.31    implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) ) ), 
% 0.78/1.31    :=( Y, W )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), 
% 0.78/1.31    :=( T, T ), :=( U, U )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.78/1.31    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.78/1.31  , clause( 4301, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, 
% 0.78/1.31    implies( Y, T ) ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4302, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.78/1.31  , clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.78/1.31    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Z ), :=( Y, falsehood ), :=( Z, T ), :=( T, 
% 0.78/1.31    Y ), :=( U, X ), :=( W, implies( implies( implies( X, implies( falsehood
% 0.78/1.31    , Y ) ), Z ), implies( T, Z ) ) )] ), substitution( 1, [ :=( X, Z ), :=( 
% 0.78/1.31    Y, falsehood ), :=( Z, T ), :=( T, implies( falsehood, Y ) ), :=( U, 
% 0.78/1.31    implies( X, implies( falsehood, Y ) ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 7, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.78/1.31  , clause( 4302, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4303, [ 'is_a_theorem'( implies( X, implies( Y, implies( falsehood
% 0.78/1.31    , Z ) ) ) ) ] )
% 0.78/1.31  , clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.78/1.31    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.78/1.31  , 1, clause( 7, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, T ), :=( Y, falsehood ), :=( Z, U ), :=( T, 
% 0.78/1.31    Z ), :=( U, Y ), :=( W, implies( X, implies( Y, implies( falsehood, Z ) )
% 0.78/1.31     ) )] ), substitution( 1, [ :=( X, implies( implies( T, falsehood ), 
% 0.78/1.31    implies( U, falsehood ) ) ), :=( Y, Z ), :=( Z, implies( Y, implies( 
% 0.78/1.31    falsehood, Z ) ) ), :=( T, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( falsehood, Z
% 0.78/1.31     ) ) ) ) ] )
% 0.78/1.31  , clause( 4303, [ 'is_a_theorem'( implies( X, implies( Y, implies( 
% 0.78/1.31    falsehood, Z ) ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4305, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    implies( falsehood, Y ) ), Z ), implies( T, Z ) ), U ) ) ), 
% 0.78/1.31    'is_a_theorem'( U ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 7, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    falsehood, Y ) ), Z ), implies( T, Z ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, implies( 
% 0.78/1.31    falsehood, Y ) ), Z ), implies( T, Z ) ) ), :=( Y, U )] ), substitution( 
% 0.78/1.31    1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 10, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( falsehood, Y ) ), Z ), implies( T, Z ) ), U
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  , clause( 4305, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.78/1.31    , implies( falsehood, Y ) ), Z ), implies( T, Z ) ), U ) ) ), 
% 0.78/1.31    'is_a_theorem'( U ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4306, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , clause( 5, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( X, Y ), implies( Z, Y ) ), implies( Y, T ) ), 
% 0.78/1.31    implies( U, implies( Y, T ) ) ), W ) ) ) ] )
% 0.78/1.31  , 1, clause( 8, [ 'is_a_theorem'( implies( X, implies( Y, implies( 
% 0.78/1.31    falsehood, Z ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Z ), :=( Y, T ), :=( Z, U ), :=( T, W ), 
% 0.78/1.31    :=( U, V0 ), :=( W, implies( X, implies( falsehood, Y ) ) )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, implies( implies( implies( implies( Z, T ), 
% 0.78/1.31    implies( U, T ) ), implies( T, W ) ), implies( V0, implies( T, W ) ) ) )
% 0.78/1.31    , :=( Y, X ), :=( Z, Y )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 11, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) ) ] )
% 0.78/1.31  , clause( 4306, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.78/1.31     )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4308, [ ~( 'is_a_theorem'( implies( implies( X, implies( falsehood
% 0.78/1.31    , Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 11, [ 'is_a_theorem'( implies( X, implies( falsehood, Y ) ) )
% 0.78/1.31     ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, implies( falsehood, Y ) ) ), 
% 0.78/1.31    :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 14, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.78/1.31    implies( falsehood, Y ) ), Z ) ) ) ] )
% 0.78/1.31  , clause( 4308, [ ~( 'is_a_theorem'( implies( implies( X, implies( 
% 0.78/1.31    falsehood, Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4309, [ 'is_a_theorem'( implies( implies( implies( falsehood, X ), 
% 0.78/1.31    Y ), implies( Z, Y ) ) ) ] )
% 0.78/1.31  , clause( 14, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( falsehood, Y ) ), Z ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( Y, T ), implies( 
% 0.78/1.31    Z, falsehood ) ), U ) ), :=( Y, X ), :=( Z, implies( implies( implies( 
% 0.78/1.31    falsehood, X ), Y ), implies( Z, Y ) ) )] ), substitution( 1, [ :=( X, Y
% 0.78/1.31     ), :=( Y, T ), :=( Z, Z ), :=( T, U ), :=( U, implies( falsehood, X ) )] )
% 0.78/1.31    ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 21, [ 'is_a_theorem'( implies( implies( implies( falsehood, X ), Y
% 0.78/1.31     ), implies( Z, Y ) ) ) ] )
% 0.78/1.31  , clause( 4309, [ 'is_a_theorem'( implies( implies( implies( falsehood, X )
% 0.78/1.31    , Y ), implies( Z, Y ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4311, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 21, [ 'is_a_theorem'( implies( implies( implies( falsehood, X
% 0.78/1.31     ), Y ), implies( Z, Y ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( falsehood, X ), Y
% 0.78/1.31     ), implies( Z, Y ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), 
% 0.78/1.31    :=( Y, Y ), :=( Z, Z )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.78/1.31  , clause( 4311, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4312, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) )
% 0.78/1.31     ) ] )
% 0.78/1.31  , clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 4, [ 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.78/1.31     ), implies( Z, Y ) ), implies( Y, T ) ), implies( U, implies( Y, T ) ) )
% 0.78/1.31     ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Y ), :=( Y, implies( Z, Y ) ), :=( Z, Y ), 
% 0.78/1.31    :=( T, implies( X, implies( Y, implies( Z, Y ) ) ) )] ), substitution( 1
% 0.78/1.31    , [ :=( X, falsehood ), :=( Y, Y ), :=( Z, Z ), :=( T, implies( Z, Y ) )
% 0.78/1.31    , :=( U, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 26, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) ) ) )
% 0.78/1.31     ] )
% 0.78/1.31  , clause( 4312, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y ) )
% 0.78/1.31     ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4313, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.78/1.31  , clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 26, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, Y )
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Z ), :=( Y, T ), :=( Z, U ), :=( T, implies( 
% 0.78/1.31    X, implies( Y, X ) ) )] ), substitution( 1, [ :=( X, implies( implies( 
% 0.78/1.31    implies( falsehood, Z ), T ), implies( U, T ) ) ), :=( Y, X ), :=( Z, Y )] )
% 0.78/1.31    ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.78/1.31  , clause( 4313, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.78/1.31     )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4314, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, 
% 0.78/1.31    implies( falsehood, Z ) ), T ), implies( U, T ) ) ) ) ] )
% 0.78/1.31  , clause( 10, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( falsehood, Y ) ), Z ), implies( T, Z ) ), U
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  , 1, clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, T ), :=( T, U ), 
% 0.78/1.31    :=( U, implies( X, implies( implies( implies( Y, implies( falsehood, Z )
% 0.78/1.31     ), T ), implies( U, T ) ) ) )] ), substitution( 1, [ :=( X, implies( 
% 0.78/1.31    implies( implies( Y, implies( falsehood, Z ) ), T ), implies( U, T ) ) )
% 0.78/1.31    , :=( Y, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 29, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, 
% 0.78/1.31    implies( falsehood, Z ) ), T ), implies( U, T ) ) ) ) ] )
% 0.78/1.31  , clause( 4314, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y
% 0.78/1.31    , implies( falsehood, Z ) ), T ), implies( U, T ) ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4316, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, X ) ), 
% 0.78/1.31    Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, X ) ) ), :=( Y, Z )] )
% 0.78/1.31    , substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.78/1.31    implies( Y, X ) ), Z ) ) ) ] )
% 0.78/1.31  , clause( 4316, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, X ) )
% 0.78/1.31    , Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4317, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y ), implies( 
% 0.78/1.31    T, Y ) ) ) ] )
% 0.78/1.31  , clause( 33, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( Y, X ) ), Z ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( Y, Z ), implies( 
% 0.78/1.31    T, falsehood ) ), U ) ), :=( Y, X ), :=( Z, implies( implies( implies( X
% 0.78/1.31    , implies( implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y
% 0.78/1.31     ), implies( T, Y ) ) )] ), substitution( 1, [ :=( X, Y ), :=( Y, Z ), 
% 0.78/1.31    :=( Z, T ), :=( T, U ), :=( U, implies( X, implies( implies( implies( Y, 
% 0.78/1.31    Z ), implies( T, falsehood ) ), U ) ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y ), implies( 
% 0.78/1.31    T, Y ) ) ) ] )
% 0.78/1.31  , clause( 4317, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y ), implies( 
% 0.78/1.31    T, Y ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4319, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.78/1.31    implies( Y, implies( falsehood, Z ) ), T ), implies( U, T ) ) ), W ) ) )
% 0.78/1.31    , 'is_a_theorem'( W ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 29, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y
% 0.78/1.31    , implies( falsehood, Z ) ), T ), implies( U, T ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, implies( implies( implies( Y, 
% 0.78/1.31    implies( falsehood, Z ) ), T ), implies( U, T ) ) ) ), :=( Y, W )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 56, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( X, 
% 0.78/1.31    implies( implies( implies( Y, implies( falsehood, Z ) ), T ), implies( U
% 0.78/1.31    , T ) ) ), W ) ) ) ] )
% 0.78/1.31  , clause( 4319, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.78/1.31    implies( Y, implies( falsehood, Z ) ), T ), implies( U, T ) ) ), W ) ) )
% 0.78/1.31    , 'is_a_theorem'( W ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4321, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    implies( implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y )
% 0.78/1.31    , implies( T, Y ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 36, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y ), implies( 
% 0.78/1.31    T, Y ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, implies( 
% 0.78/1.31    implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y ), implies( 
% 0.78/1.31    T, Y ) ) ), :=( Y, W )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), 
% 0.78/1.31    :=( Z, Z ), :=( T, T ), :=( U, U )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 102, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( implies( implies( Y, Z ), implies( T, 
% 0.78/1.31    falsehood ) ), U ) ), Y ), implies( T, Y ) ), W ) ) ) ] )
% 0.78/1.31  , clause( 4321, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.78/1.31    , implies( implies( implies( Y, Z ), implies( T, falsehood ) ), U ) ), Y
% 0.78/1.31     ), implies( T, Y ) ), W ) ) ), 'is_a_theorem'( W ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4322, [ 'is_a_theorem'( implies( X, implies( Y, implies( implies( 
% 0.78/1.31    implies( Z, implies( falsehood, T ) ), U ), implies( W, U ) ) ) ) ) ] )
% 0.78/1.31  , clause( 56, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( implies( implies( Y, implies( falsehood, Z ) ), T ), implies( 
% 0.78/1.31    U, T ) ) ), W ) ) ) ] )
% 0.78/1.31  , 1, clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, T ), :=( T, U ), 
% 0.78/1.31    :=( U, W ), :=( W, implies( X, implies( Y, implies( implies( implies( Z, 
% 0.78/1.31    implies( falsehood, T ) ), U ), implies( W, U ) ) ) ) )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, implies( Y, implies( implies( implies( Z, 
% 0.78/1.31    implies( falsehood, T ) ), U ), implies( W, U ) ) ) ), :=( Y, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 124, [ 'is_a_theorem'( implies( X, implies( Y, implies( implies( 
% 0.78/1.31    implies( Z, implies( falsehood, T ) ), U ), implies( W, U ) ) ) ) ) ] )
% 0.78/1.31  , clause( 4322, [ 'is_a_theorem'( implies( X, implies( Y, implies( implies( 
% 0.78/1.31    implies( Z, implies( falsehood, T ) ), U ), implies( W, U ) ) ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U ), :=( W, W )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4324, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, implies( 
% 0.78/1.31    implies( implies( Z, implies( falsehood, T ) ), U ), implies( W, U ) ) )
% 0.78/1.31     ), V0 ) ) ), 'is_a_theorem'( V0 ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 124, [ 'is_a_theorem'( implies( X, implies( Y, implies( 
% 0.78/1.31    implies( implies( Z, implies( falsehood, T ) ), U ), implies( W, U ) ) )
% 0.78/1.31     ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, implies( implies( 
% 0.78/1.31    implies( Z, implies( falsehood, T ) ), U ), implies( W, U ) ) ) ) ), :=( 
% 0.78/1.31    Y, V0 )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T
% 0.78/1.31    , T ), :=( U, U ), :=( W, W )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 126, [ 'is_a_theorem'( V0 ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( Y, implies( implies( implies( Z, implies( falsehood, T ) ), U
% 0.78/1.31     ), implies( W, U ) ) ) ), V0 ) ) ) ] )
% 0.78/1.31  , clause( 4324, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, 
% 0.78/1.31    implies( implies( implies( Z, implies( falsehood, T ) ), U ), implies( W
% 0.78/1.31    , U ) ) ) ), V0 ) ) ), 'is_a_theorem'( V0 ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U ), :=( W, W ), :=( V0, V0 )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1
% 0.78/1.31    , 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4325, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, implies( 
% 0.78/1.31    implies( implies( T, implies( falsehood, U ) ), W ), implies( V0, W ) ) )
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  , clause( 126, [ 'is_a_theorem'( V0 ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    X, implies( Y, implies( implies( implies( Z, implies( falsehood, T ) ), U
% 0.78/1.31     ), implies( W, U ) ) ) ), V0 ) ) ) ] )
% 0.78/1.31  , 1, clause( 27, [ 'is_a_theorem'( implies( X, implies( Y, X ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, T ), :=( T, U ), 
% 0.78/1.31    :=( U, W ), :=( W, V0 ), :=( V0, implies( X, implies( Y, implies( Z, 
% 0.78/1.31    implies( implies( implies( T, implies( falsehood, U ) ), W ), implies( V0
% 0.78/1.31    , W ) ) ) ) ) )] ), substitution( 1, [ :=( X, implies( Y, implies( Z, 
% 0.78/1.31    implies( implies( implies( T, implies( falsehood, U ) ), W ), implies( V0
% 0.78/1.31    , W ) ) ) ) ), :=( Y, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 170, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, implies( 
% 0.78/1.31    implies( implies( T, implies( falsehood, U ) ), W ), implies( V0, W ) ) )
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  , clause( 4325, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, 
% 0.78/1.31    implies( implies( implies( T, implies( falsehood, U ) ), W ), implies( V0
% 0.78/1.31    , W ) ) ) ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U ), :=( W, W ), :=( V0, V0 )] ), permutation( 0, [ ==>( 0, 0 )] )
% 0.78/1.31     ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4327, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, implies( 
% 0.78/1.31    Z, implies( implies( implies( T, implies( falsehood, U ) ), W ), implies( 
% 0.78/1.31    V0, W ) ) ) ) ), V1 ) ) ), 'is_a_theorem'( V1 ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 170, [ 'is_a_theorem'( implies( X, implies( Y, implies( Z, 
% 0.78/1.31    implies( implies( implies( T, implies( falsehood, U ) ), W ), implies( V0
% 0.78/1.31    , W ) ) ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, implies( Y, implies( Z, implies( 
% 0.78/1.31    implies( implies( T, implies( falsehood, U ) ), W ), implies( V0, W ) ) )
% 0.78/1.31     ) ) ), :=( Y, V1 )] ), substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z
% 0.78/1.31    , Z ), :=( T, T ), :=( U, U ), :=( W, W ), :=( V0, V0 )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 172, [ 'is_a_theorem'( V1 ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( Y, implies( Z, implies( implies( implies( T, implies( 
% 0.78/1.31    falsehood, U ) ), W ), implies( V0, W ) ) ) ) ), V1 ) ) ) ] )
% 0.78/1.31  , clause( 4327, [ ~( 'is_a_theorem'( implies( implies( X, implies( Y, 
% 0.78/1.31    implies( Z, implies( implies( implies( T, implies( falsehood, U ) ), W )
% 0.78/1.31    , implies( V0, W ) ) ) ) ), V1 ) ) ), 'is_a_theorem'( V1 ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U ), :=( W, W ), :=( V0, V0 ), :=( V1, V1 )] ), permutation( 0, [ ==>( 
% 0.78/1.31    0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4328, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( implies( implies( Y, T ), implies( X, falsehood ) ), Z ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , clause( 102, [ 'is_a_theorem'( W ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( implies( implies( Y, Z ), implies( T, 
% 0.78/1.31    falsehood ) ), U ) ), Y ), implies( T, Y ) ), W ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( Z, U ) ), :=( Y, Y ), :=( Z, T ), 
% 0.78/1.31    :=( T, X ), :=( U, falsehood ), :=( W, implies( implies( implies( X, Y )
% 0.78/1.31    , Z ), implies( implies( implies( Y, T ), implies( X, falsehood ) ), Z )
% 0.78/1.31     ) )] ), substitution( 1, [ :=( X, Z ), :=( Y, U ), :=( Z, implies( 
% 0.78/1.31    implies( Y, T ), implies( X, falsehood ) ) ), :=( T, Y ), :=( U, implies( 
% 0.78/1.31    X, Y ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 254, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( implies( implies( Y, T ), implies( X, falsehood ) ), Z ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , clause( 4328, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( implies( implies( Y, T ), implies( X, falsehood ) ), Z ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4329, [ 'is_a_theorem'( implies( implies( implies( X, Y ), implies( 
% 0.78/1.31    implies( falsehood, Z ), falsehood ) ), implies( T, X ) ) ) ] )
% 0.78/1.31  , clause( 22, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( falsehood, X ), Y ), implies( Z, Y ) ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 254, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.78/1.31    , implies( implies( implies( Y, T ), implies( X, falsehood ) ), Z ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Z ), :=( Y, X ), :=( Z, T ), :=( T, implies( 
% 0.78/1.31    implies( implies( X, Y ), implies( implies( falsehood, Z ), falsehood ) )
% 0.78/1.31    , implies( T, X ) ) )] ), substitution( 1, [ :=( X, implies( falsehood, Z
% 0.78/1.31     ) ), :=( Y, X ), :=( Z, implies( T, X ) ), :=( T, Y )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 270, [ 'is_a_theorem'( implies( implies( implies( X, Y ), implies( 
% 0.78/1.31    implies( falsehood, Z ), falsehood ) ), implies( T, X ) ) ) ] )
% 0.78/1.31  , clause( 4329, [ 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.78/1.31    implies( implies( falsehood, Z ), falsehood ) ), implies( T, X ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4331, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.78/1.31     ), implies( implies( falsehood, Z ), falsehood ) ), implies( T, X ) ), U
% 0.78/1.31     ) ) ), 'is_a_theorem'( U ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 270, [ 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.78/1.31    implies( implies( falsehood, Z ), falsehood ) ), implies( T, X ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, Y ), implies( 
% 0.78/1.31    implies( falsehood, Z ), falsehood ) ), implies( T, X ) ) ), :=( Y, U )] )
% 0.78/1.31    , substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] )
% 0.78/1.31    ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 278, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), implies( implies( falsehood, Z ), falsehood ) )
% 0.78/1.31    , implies( T, X ) ), U ) ) ) ] )
% 0.78/1.31  , clause( 4331, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.78/1.31    , Y ), implies( implies( falsehood, Z ), falsehood ) ), implies( T, X ) )
% 0.78/1.31    , U ) ) ), 'is_a_theorem'( U ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4332, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, Z
% 0.78/1.31     ) ), Y ), implies( T, Y ) ) ) ] )
% 0.78/1.31  , clause( 278, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), implies( implies( falsehood, Z ), falsehood ) )
% 0.78/1.31    , implies( T, X ) ), U ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( Y, Z ) ), :=( Y, implies( T, 
% 0.78/1.31    falsehood ) ), :=( Z, U ), :=( T, X ), :=( U, implies( implies( implies( 
% 0.78/1.31    X, implies( Y, Z ) ), Y ), implies( T, Y ) ) )] ), substitution( 1, [ 
% 0.78/1.31    :=( X, Y ), :=( Y, Z ), :=( Z, T ), :=( T, implies( implies( falsehood, U
% 0.78/1.31     ), falsehood ) ), :=( U, implies( X, implies( Y, Z ) ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 372, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y, Z
% 0.78/1.31     ) ), Y ), implies( T, Y ) ) ) ] )
% 0.78/1.31  , clause( 4332, [ 'is_a_theorem'( implies( implies( implies( X, implies( Y
% 0.78/1.31    , Z ) ), Y ), implies( T, Y ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4334, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    implies( Y, Z ) ), Y ), implies( T, Y ) ), U ) ) ), 'is_a_theorem'( U ) ]
% 0.78/1.31     )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 372, [ 'is_a_theorem'( implies( implies( implies( X, implies( 
% 0.78/1.31    Y, Z ) ), Y ), implies( T, Y ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, implies( Y, Z
% 0.78/1.31     ) ), Y ), implies( T, Y ) ) ), :=( Y, U )] ), substitution( 1, [ :=( X, 
% 0.78/1.31    X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 373, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( Y, Z ) ), Y ), implies( T, Y ) ), U ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , clause( 4334, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.78/1.31    , implies( Y, Z ) ), Y ), implies( T, Y ) ), U ) ) ), 'is_a_theorem'( U )
% 0.78/1.31     ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T ), :=( U
% 0.78/1.31    , U )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4335, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( Y, Z ) ) ) ] )
% 0.78/1.31  , clause( 373, [ 'is_a_theorem'( U ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, implies( Y, Z ) ), Y ), implies( T, Y ) ), U ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( Z, T ) ), :=( Y, Y ), :=( Z, 
% 0.78/1.31    falsehood ), :=( T, X ), :=( U, implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( Y, Z ) ) )] ), substitution( 1, [ :=( X, Z ), :=( Y, T ), :=( Z
% 0.78/1.31    , Y ), :=( T, Y ), :=( U, implies( X, Y ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 379, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( Y, Z ) ) ) ] )
% 0.78/1.31  , clause( 4335, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( Y, Z ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4337, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.78/1.31     ), Z ), implies( Y, Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 379, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.78/1.31    , implies( Y, Z ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, Y ), Z ), 
% 0.78/1.31    implies( Y, Z ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y
% 0.78/1.31    , Y ), :=( Z, Z )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 386, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), Z ), implies( Y, Z ) ), T ) ) ) ] )
% 0.78/1.31  , clause( 4337, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.78/1.31    , Y ), Z ), implies( Y, Z ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4338, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) ) ] )
% 0.78/1.31  , clause( 386, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), Z ), implies( Y, Z ) ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( Z, T ) ), :=( Y, implies( X, 
% 0.78/1.31    falsehood ) ), :=( Z, Y ), :=( T, implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) )] ), substitution( 1, [ :=( X, 
% 0.78/1.31    Z ), :=( Y, T ), :=( Z, X ), :=( T, Y ), :=( U, implies( implies( X, 
% 0.78/1.31    falsehood ), Y ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 553, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) ) ] )
% 0.78/1.31  , clause( 4338, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4340, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, falsehood ), Y ), Z ), implies( X, Z ) ), T ) ) ), 
% 0.78/1.31    'is_a_theorem'( T ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 553, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) ), :=( Y, T )] ), substitution( 
% 0.78/1.31    1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 558, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( X, falsehood ), Y ), Z ), implies( X, Z ) ), T
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  , clause( 4340, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, falsehood ), Y ), Z ), implies( X, Z ) ), T ) ) ), 
% 0.78/1.31    'is_a_theorem'( T ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4341, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.78/1.31    implies( Z, X ) ) ) ] )
% 0.78/1.31  , clause( 558, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( X, falsehood ), Y ), Z ), implies( X, Z ) ), T
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, X ), :=( Y, implies( Z, falsehood ) ), :=( Z
% 0.78/1.31    , Y ), :=( T, implies( implies( implies( X, Y ), X ), implies( Z, X ) ) )] )
% 0.78/1.31    , substitution( 1, [ :=( X, X ), :=( Y, falsehood ), :=( Z, Z ), :=( T, Y
% 0.78/1.31     ), :=( U, implies( X, Y ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1464, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.78/1.31    implies( Z, X ) ) ) ] )
% 0.78/1.31  , clause( 4341, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), 
% 0.78/1.31    implies( Z, X ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4342, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.78/1.31  , clause( 386, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), Z ), implies( Y, Z ) ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 1464, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X )
% 0.78/1.31    , implies( Z, X ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Y ), :=( Z, Y ), :=( T, implies( 
% 0.78/1.31    X, implies( Y, Y ) ) )] ), substitution( 1, [ :=( X, implies( Y, Y ) ), 
% 0.78/1.31    :=( Y, Y ), :=( Z, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1466, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.78/1.31  , clause( 4342, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.78/1.31     )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4344, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X, Y
% 0.78/1.31     ), X ), implies( Z, X ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 1464, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X )
% 0.78/1.31    , implies( Z, X ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( X, Y ), X ), 
% 0.78/1.31    implies( Z, X ) ) ), :=( Y, T )] ), substitution( 1, [ :=( X, X ), :=( Y
% 0.78/1.31    , Y ), :=( Z, Z )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1468, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), X ), implies( Z, X ) ), T ) ) ) ] )
% 0.78/1.31  , clause( 4344, [ ~( 'is_a_theorem'( implies( implies( implies( implies( X
% 0.78/1.31    , Y ), X ), implies( Z, X ) ), T ) ) ), 'is_a_theorem'( T ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4345, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.78/1.31  , clause( 172, [ 'is_a_theorem'( V1 ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    X, implies( Y, implies( Z, implies( implies( implies( T, implies( 
% 0.78/1.31    falsehood, U ) ), W ), implies( V0, W ) ) ) ) ), V1 ) ) ) ] )
% 0.78/1.31  , 1, clause( 1466, [ 'is_a_theorem'( implies( X, implies( Y, Y ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, T ), :=( T, U ), 
% 0.78/1.31    :=( U, W ), :=( W, V0 ), :=( V0, V1 ), :=( V1, implies( X, X ) )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, implies( Y, implies( Z, implies( T, implies( 
% 0.78/1.31    implies( implies( U, implies( falsehood, W ) ), V0 ), implies( V1, V0 ) )
% 0.78/1.31     ) ) ) ), :=( Y, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1479, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.78/1.31  , clause( 4345, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4347, [ ~( 'is_a_theorem'( implies( implies( X, X ), Y ) ) ), 
% 0.78/1.31    'is_a_theorem'( Y ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 1479, [ 'is_a_theorem'( implies( X, X ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, X ) ), :=( Y, Y )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1481, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , X ), Y ) ) ) ] )
% 0.78/1.31  , clause( 4347, [ ~( 'is_a_theorem'( implies( implies( X, X ), Y ) ) ), 
% 0.78/1.31    'is_a_theorem'( Y ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 1
% 0.78/1.31     ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4348, [ 'is_a_theorem'( implies( X, implies( implies( X, falsehood
% 0.78/1.31     ), Y ) ) ) ] )
% 0.78/1.31  , clause( 1481, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    X, X ), Y ) ) ) ] )
% 0.78/1.31  , 1, clause( 553, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( X, falsehood ), Y ) ), 
% 0.78/1.31    :=( Y, implies( X, implies( implies( X, falsehood ), Y ) ) )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( implies( X, 
% 0.78/1.31    falsehood ), Y ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1494, [ 'is_a_theorem'( implies( X, implies( implies( X, falsehood
% 0.78/1.31     ), Y ) ) ) ] )
% 0.78/1.31  , clause( 4348, [ 'is_a_theorem'( implies( X, implies( implies( X, 
% 0.78/1.31    falsehood ), Y ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.78/1.31     )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4349, [ 'is_a_theorem'( implies( implies( implies( X, Y ), implies( 
% 0.78/1.31    Z, falsehood ) ), implies( Z, X ) ) ) ] )
% 0.78/1.31  , clause( 1481, [ 'is_a_theorem'( Y ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    X, X ), Y ) ) ) ] )
% 0.78/1.31  , 1, clause( 254, [ 'is_a_theorem'( implies( implies( implies( X, Y ), Z )
% 0.78/1.31    , implies( implies( implies( Y, T ), implies( X, falsehood ) ), Z ) ) ) ]
% 0.78/1.31     )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( Z, X ) ), :=( Y, implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), implies( Z, X ) ) )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, Z ), :=( Y, X ), :=( Z, implies( Z, X ) ), :=( 
% 0.78/1.31    T, Y )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1499, [ 'is_a_theorem'( implies( implies( implies( X, Y ), implies( 
% 0.78/1.31    Z, falsehood ) ), implies( Z, X ) ) ) ] )
% 0.78/1.31  , clause( 4349, [ 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.78/1.31    implies( Z, falsehood ) ), implies( Z, X ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4351, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( X
% 0.78/1.31    , falsehood ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 1494, [ 'is_a_theorem'( implies( X, implies( implies( X, 
% 0.78/1.31    falsehood ), Y ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, implies( implies( X, falsehood )
% 0.78/1.31    , Y ) ) ), :=( Y, Z )] ), substitution( 1, [ :=( X, X ), :=( Y, Y )] )
% 0.78/1.31    ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1554, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( implies( X, falsehood ), Y ) ), Z ) ) ) ] )
% 0.78/1.31  , clause( 4351, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.78/1.31    X, falsehood ), Y ) ), Z ) ) ), 'is_a_theorem'( Z ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4352, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.78/1.31    implies( X, falsehood ), Y ), falsehood ), Z ) ) ) ] )
% 0.78/1.31  , clause( 1554, [ 'is_a_theorem'( Z ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    X, implies( implies( X, falsehood ), Y ) ), Z ) ) ) ] )
% 0.78/1.31  , 1, clause( 553, [ 'is_a_theorem'( implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), Z ), implies( X, Z ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( X, falsehood ), Y ) ), 
% 0.78/1.31    :=( Y, Z ), :=( Z, implies( X, implies( implies( implies( implies( X, 
% 0.78/1.31    falsehood ), Y ), falsehood ), Z ) ) )] ), substitution( 1, [ :=( X, X )
% 0.78/1.31    , :=( Y, Y ), :=( Z, implies( implies( implies( implies( X, falsehood ), 
% 0.78/1.31    Y ), falsehood ), Z ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1785, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.78/1.31    implies( X, falsehood ), Y ), falsehood ), Z ) ) ) ] )
% 0.78/1.31  , clause( 4352, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.78/1.31    implies( X, falsehood ), Y ), falsehood ), Z ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4354, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.78/1.31    implies( implies( X, falsehood ), Y ), falsehood ), Z ) ), T ) ) ), 
% 0.78/1.31    'is_a_theorem'( T ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 1785, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.78/1.31    implies( X, falsehood ), Y ), falsehood ), Z ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, implies( implies( implies( 
% 0.78/1.31    implies( X, falsehood ), Y ), falsehood ), Z ) ) ), :=( Y, T )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 1872, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( X
% 0.78/1.31    , implies( implies( implies( implies( X, falsehood ), Y ), falsehood ), Z
% 0.78/1.31     ) ), T ) ) ) ] )
% 0.78/1.31  , clause( 4354, [ ~( 'is_a_theorem'( implies( implies( X, implies( implies( 
% 0.78/1.31    implies( implies( X, falsehood ), Y ), falsehood ), Z ) ), T ) ) ), 
% 0.78/1.31    'is_a_theorem'( T ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4355, [ 'is_a_theorem'( implies( implies( implies( implies( implies( 
% 0.78/1.31    X, Y ), falsehood ), Z ), falsehood ), X ) ) ] )
% 0.78/1.31  , clause( 1872, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    X, implies( implies( implies( implies( X, falsehood ), Y ), falsehood ), 
% 0.78/1.31    Z ) ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 1499, [ 'is_a_theorem'( implies( implies( implies( X, Y ), 
% 0.78/1.31    implies( Z, falsehood ) ), implies( Z, X ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( X, Y ) ), :=( Y, Z ), :=( Z, 
% 0.78/1.31    falsehood ), :=( T, implies( implies( implies( implies( implies( X, Y ), 
% 0.78/1.31    falsehood ), Z ), falsehood ), X ) )] ), substitution( 1, [ :=( X, X ), 
% 0.78/1.31    :=( Y, Y ), :=( Z, implies( implies( implies( implies( X, Y ), falsehood
% 0.78/1.31     ), Z ), falsehood ) )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 3984, [ 'is_a_theorem'( implies( implies( implies( implies( implies( 
% 0.78/1.31    X, Y ), falsehood ), Z ), falsehood ), X ) ) ] )
% 0.78/1.31  , clause( 4355, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), falsehood ), Z ), falsehood ), X ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4357, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), falsehood ), Z ), falsehood ), X ), T ) ) ), 
% 0.78/1.31    'is_a_theorem'( T ) ] )
% 0.78/1.31  , clause( 0, [ ~( 'is_a_theorem'( implies( X, Y ) ) ), 'is_a_theorem'( Y )
% 0.78/1.31    , ~( 'is_a_theorem'( X ) ) ] )
% 0.78/1.31  , 2, clause( 3984, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), falsehood ), Z ), falsehood ), X ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, implies( implies( implies( implies( implies( 
% 0.78/1.31    X, Y ), falsehood ), Z ), falsehood ), X ) ), :=( Y, T )] ), 
% 0.78/1.31    substitution( 1, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 4011, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( implies( X, Y ), falsehood ), Z ), falsehood )
% 0.78/1.31    , X ), T ) ) ) ] )
% 0.78/1.31  , clause( 4357, [ ~( 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), falsehood ), Z ), falsehood ), X ), T ) ) ), 
% 0.78/1.31    'is_a_theorem'( T ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z ), :=( T, T )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 1 ), ==>( 1, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4358, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) ), 
% 0.78/1.31    implies( Z, implies( X, Y ) ) ) ) ] )
% 0.78/1.31  , clause( 4011, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( implies( X, Y ), falsehood ), Z ), falsehood )
% 0.78/1.31    , X ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 1, [ 'is_a_theorem'( implies( implies( implies( implies( 
% 0.78/1.31    implies( X, Y ), implies( Z, falsehood ) ), T ), U ), implies( implies( U
% 0.78/1.31    , X ), implies( Z, X ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, implies( Z, 
% 0.78/1.31    falsehood ) ), :=( T, implies( implies( X, implies( X, Y ) ), implies( Z
% 0.78/1.31    , implies( X, Y ) ) ) )] ), substitution( 1, [ :=( X, implies( X, Y ) ), 
% 0.78/1.31    :=( Y, falsehood ), :=( Z, Z ), :=( T, falsehood ), :=( U, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 4258, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) ), 
% 0.78/1.31    implies( Z, implies( X, Y ) ) ) ) ] )
% 0.78/1.31  , clause( 4358, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) ), 
% 0.78/1.31    implies( Z, implies( X, Y ) ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4359, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, Z
% 0.78/1.31     ), Y ), Y ) ) ) ] )
% 0.78/1.31  , clause( 1468, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( X, Y ), X ), implies( Z, X ) ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 4258, [ 'is_a_theorem'( implies( implies( X, implies( X, Y ) )
% 0.78/1.31    , implies( Z, implies( X, Y ) ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Y ), :=( Y, Z ), :=( Z, implies( implies( Y
% 0.78/1.31    , Z ), Y ) ), :=( T, implies( X, implies( implies( implies( Y, Z ), Y ), 
% 0.78/1.31    Y ) ) )] ), substitution( 1, [ :=( X, implies( implies( Y, Z ), Y ) ), 
% 0.78/1.31    :=( Y, Y ), :=( Z, X )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 4265, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y, Z
% 0.78/1.31     ), Y ), Y ) ) ) ] )
% 0.78/1.31  , clause( 4359, [ 'is_a_theorem'( implies( X, implies( implies( implies( Y
% 0.78/1.31    , Z ), Y ), Y ) ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 0.78/1.31    permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4360, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X )
% 0.78/1.31     ) ] )
% 0.78/1.31  , clause( 4011, [ 'is_a_theorem'( T ), ~( 'is_a_theorem'( implies( implies( 
% 0.78/1.31    implies( implies( implies( implies( X, Y ), falsehood ), Z ), falsehood )
% 0.78/1.31    , X ), T ) ) ) ] )
% 0.78/1.31  , 1, clause( 4265, [ 'is_a_theorem'( implies( X, implies( implies( implies( 
% 0.78/1.31    Y, Z ), Y ), Y ) ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [ :=( X, Z ), :=( Y, T ), :=( Z, U ), :=( T, implies( 
% 0.78/1.31    implies( implies( X, Y ), X ), X ) )] ), substitution( 1, [ :=( X, 
% 0.78/1.31    implies( implies( implies( implies( implies( Z, T ), falsehood ), U ), 
% 0.78/1.31    falsehood ), Z ) ), :=( Y, X ), :=( Z, Y )] )).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 4289, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X )
% 0.78/1.31     ) ] )
% 0.78/1.31  , clause( 4360, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X ), X
% 0.78/1.31     ) ) ] )
% 0.78/1.31  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.78/1.31     )] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  resolution(
% 0.78/1.31  clause( 4361, [] )
% 0.78/1.31  , clause( 2, [ ~( 'is_a_theorem'( implies( implies( implies( a, b ), a ), a
% 0.78/1.31     ) ) ) ] )
% 0.78/1.31  , 0, clause( 4289, [ 'is_a_theorem'( implies( implies( implies( X, Y ), X )
% 0.78/1.31    , X ) ) ] )
% 0.78/1.31  , 0, substitution( 0, [] ), substitution( 1, [ :=( X, a ), :=( Y, b )] )
% 0.78/1.31    ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  subsumption(
% 0.78/1.31  clause( 4292, [] )
% 0.78/1.31  , clause( 4361, [] )
% 0.78/1.31  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  end.
% 0.78/1.31  
% 0.78/1.31  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.78/1.31  
% 0.78/1.31  Memory use:
% 0.78/1.31  
% 0.78/1.31  space for terms:        100906
% 0.78/1.31  space for clauses:      478582
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  clauses generated:      44309
% 0.78/1.31  clauses kept:           4293
% 0.78/1.31  clauses selected:       603
% 0.78/1.31  clauses deleted:        120
% 0.78/1.31  clauses inuse deleted:  28
% 0.78/1.31  
% 0.78/1.31  subsentry:          41175
% 0.78/1.31  literals s-matched: 40137
% 0.78/1.31  literals matched:   40137
% 0.78/1.31  full subsumption:   0
% 0.78/1.31  
% 0.78/1.31  checksum:           -1254507716
% 0.78/1.31  
% 0.78/1.31  
% 0.78/1.31  Bliksem ended
%------------------------------------------------------------------------------