TSTP Solution File: SET084+1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET084+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n029.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 : Mon Jul 18 22:46:47 EDT 2022

% Result   : Theorem 6.93s 7.34s
% Output   : Refutation 6.93s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET084+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% 0.07/0.13  % Command  : bliksem %s
% 0.12/0.34  % Computer : n029.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % DateTime : Sun Jul 10 03:01:46 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.73/1.09  *** allocated 10000 integers for termspace/termends
% 0.73/1.09  *** allocated 10000 integers for clauses
% 0.73/1.09  *** allocated 10000 integers for justifications
% 0.73/1.09  Bliksem 1.12
% 0.73/1.09  
% 0.73/1.09  
% 0.73/1.09  Automatic Strategy Selection
% 0.73/1.09  
% 0.73/1.09  
% 0.73/1.09  Clauses:
% 0.73/1.09  
% 0.73/1.09  { ! subclass( X, Y ), ! member( Z, X ), member( Z, Y ) }.
% 0.73/1.09  { ! member( skol1( Z, Y ), Y ), subclass( X, Y ) }.
% 0.73/1.09  { member( skol1( X, Y ), X ), subclass( X, Y ) }.
% 0.73/1.09  { subclass( X, universal_class ) }.
% 0.73/1.09  { ! X = Y, subclass( X, Y ) }.
% 0.73/1.09  { ! X = Y, subclass( Y, X ) }.
% 0.73/1.09  { ! subclass( X, Y ), ! subclass( Y, X ), X = Y }.
% 0.73/1.09  { ! member( X, unordered_pair( Y, Z ) ), member( X, universal_class ) }.
% 0.73/1.09  { ! member( X, unordered_pair( Y, Z ) ), alpha1( X, Y, Z ) }.
% 0.73/1.09  { ! member( X, universal_class ), ! alpha1( X, Y, Z ), member( X, 
% 0.73/1.09    unordered_pair( Y, Z ) ) }.
% 0.73/1.09  { ! alpha1( X, Y, Z ), X = Y, X = Z }.
% 0.73/1.09  { ! X = Y, alpha1( X, Y, Z ) }.
% 0.73/1.09  { ! X = Z, alpha1( X, Y, Z ) }.
% 0.73/1.09  { member( unordered_pair( X, Y ), universal_class ) }.
% 0.73/1.09  { singleton( X ) = unordered_pair( X, X ) }.
% 0.73/1.09  { ordered_pair( X, Y ) = unordered_pair( singleton( X ), unordered_pair( X
% 0.73/1.09    , singleton( Y ) ) ) }.
% 0.73/1.09  { ! member( ordered_pair( X, Y ), cross_product( Z, T ) ), member( X, Z ) }
% 0.73/1.09    .
% 0.73/1.09  { ! member( ordered_pair( X, Y ), cross_product( Z, T ) ), member( Y, T ) }
% 0.73/1.09    .
% 0.73/1.09  { ! member( X, Z ), ! member( Y, T ), member( ordered_pair( X, Y ), 
% 0.73/1.09    cross_product( Z, T ) ) }.
% 0.73/1.09  { ! member( X, universal_class ), ! member( Y, universal_class ), first( 
% 0.73/1.09    ordered_pair( X, Y ) ) = X }.
% 0.73/1.09  { ! member( X, universal_class ), ! member( Y, universal_class ), second( 
% 0.73/1.09    ordered_pair( X, Y ) ) = Y }.
% 0.73/1.09  { ! member( X, cross_product( Y, Z ) ), X = ordered_pair( first( X ), 
% 0.73/1.09    second( X ) ) }.
% 0.73/1.09  { ! member( ordered_pair( X, Y ), element_relation ), member( Y, 
% 0.73/1.09    universal_class ) }.
% 0.73/1.09  { ! member( ordered_pair( X, Y ), element_relation ), member( X, Y ) }.
% 0.73/1.09  { ! member( Y, universal_class ), ! member( X, Y ), member( ordered_pair( X
% 0.73/1.09    , Y ), element_relation ) }.
% 0.73/1.09  { subclass( element_relation, cross_product( universal_class, 
% 0.73/1.09    universal_class ) ) }.
% 0.73/1.09  { ! member( Z, intersection( X, Y ) ), member( Z, X ) }.
% 0.73/1.09  { ! member( Z, intersection( X, Y ) ), member( Z, Y ) }.
% 0.73/1.09  { ! member( Z, X ), ! member( Z, Y ), member( Z, intersection( X, Y ) ) }.
% 0.73/1.09  { ! member( Y, complement( X ) ), member( Y, universal_class ) }.
% 0.73/1.09  { ! member( Y, complement( X ) ), ! member( Y, X ) }.
% 0.73/1.09  { ! member( Y, universal_class ), member( Y, X ), member( Y, complement( X
% 0.73/1.09     ) ) }.
% 0.73/1.09  { restrict( Y, X, Z ) = intersection( Y, cross_product( X, Z ) ) }.
% 0.73/1.09  { ! member( X, null_class ) }.
% 0.73/1.09  { ! member( Y, domain_of( X ) ), member( Y, universal_class ) }.
% 0.73/1.09  { ! member( Y, domain_of( X ) ), ! restrict( X, singleton( Y ), 
% 0.73/1.09    universal_class ) = null_class }.
% 0.73/1.09  { ! member( Y, universal_class ), restrict( X, singleton( Y ), 
% 0.73/1.09    universal_class ) = null_class, member( Y, domain_of( X ) ) }.
% 0.73/1.09  { ! member( ordered_pair( ordered_pair( Y, Z ), T ), rotate( X ) ), member
% 0.73/1.09    ( ordered_pair( ordered_pair( Y, Z ), T ), cross_product( cross_product( 
% 0.73/1.09    universal_class, universal_class ), universal_class ) ) }.
% 0.73/1.09  { ! member( ordered_pair( ordered_pair( Y, Z ), T ), rotate( X ) ), member
% 0.73/1.09    ( ordered_pair( ordered_pair( Z, T ), Y ), X ) }.
% 0.73/1.09  { ! member( ordered_pair( ordered_pair( Y, Z ), T ), cross_product( 
% 0.73/1.09    cross_product( universal_class, universal_class ), universal_class ) ), !
% 0.73/1.09     member( ordered_pair( ordered_pair( Z, T ), Y ), X ), member( 
% 0.73/1.09    ordered_pair( ordered_pair( Y, Z ), T ), rotate( X ) ) }.
% 0.73/1.09  { subclass( rotate( X ), cross_product( cross_product( universal_class, 
% 0.73/1.09    universal_class ), universal_class ) ) }.
% 0.73/1.09  { ! member( ordered_pair( ordered_pair( X, Y ), Z ), flip( T ) ), member( 
% 0.73/1.09    ordered_pair( ordered_pair( X, Y ), Z ), cross_product( cross_product( 
% 0.73/1.09    universal_class, universal_class ), universal_class ) ) }.
% 0.73/1.09  { ! member( ordered_pair( ordered_pair( X, Y ), Z ), flip( T ) ), member( 
% 0.73/1.09    ordered_pair( ordered_pair( Y, X ), Z ), T ) }.
% 0.73/1.09  { ! member( ordered_pair( ordered_pair( X, Y ), Z ), cross_product( 
% 0.73/1.09    cross_product( universal_class, universal_class ), universal_class ) ), !
% 0.73/1.09     member( ordered_pair( ordered_pair( Y, X ), Z ), T ), member( 
% 0.73/1.09    ordered_pair( ordered_pair( X, Y ), Z ), flip( T ) ) }.
% 0.73/1.09  { subclass( flip( X ), cross_product( cross_product( universal_class, 
% 0.94/1.33    universal_class ), universal_class ) ) }.
% 0.94/1.33  { ! member( Z, union( X, Y ) ), member( Z, X ), member( Z, Y ) }.
% 0.94/1.33  { ! member( Z, X ), member( Z, union( X, Y ) ) }.
% 0.94/1.33  { ! member( Z, Y ), member( Z, union( X, Y ) ) }.
% 0.94/1.33  { successor( X ) = union( X, singleton( X ) ) }.
% 0.94/1.33  { subclass( successor_relation, cross_product( universal_class, 
% 0.94/1.33    universal_class ) ) }.
% 0.94/1.33  { ! member( ordered_pair( X, Y ), successor_relation ), member( X, 
% 0.94/1.33    universal_class ) }.
% 0.94/1.33  { ! member( ordered_pair( X, Y ), successor_relation ), alpha2( X, Y ) }.
% 0.94/1.33  { ! member( X, universal_class ), ! alpha2( X, Y ), member( ordered_pair( X
% 0.94/1.33    , Y ), successor_relation ) }.
% 0.94/1.33  { ! alpha2( X, Y ), member( Y, universal_class ) }.
% 0.94/1.33  { ! alpha2( X, Y ), successor( X ) = Y }.
% 0.94/1.33  { ! member( Y, universal_class ), ! successor( X ) = Y, alpha2( X, Y ) }.
% 0.94/1.33  { inverse( X ) = domain_of( flip( cross_product( X, universal_class ) ) ) }
% 0.94/1.33    .
% 0.94/1.33  { range_of( X ) = domain_of( inverse( X ) ) }.
% 0.94/1.33  { image( Y, X ) = range_of( restrict( Y, X, universal_class ) ) }.
% 0.94/1.33  { ! inductive( X ), member( null_class, X ) }.
% 0.94/1.33  { ! inductive( X ), subclass( image( successor_relation, X ), X ) }.
% 0.94/1.33  { ! member( null_class, X ), ! subclass( image( successor_relation, X ), X
% 0.94/1.33     ), inductive( X ) }.
% 0.94/1.33  { member( skol2, universal_class ) }.
% 0.94/1.33  { inductive( skol2 ) }.
% 0.94/1.33  { ! inductive( X ), subclass( skol2, X ) }.
% 0.94/1.33  { ! member( X, sum_class( Y ) ), member( skol3( Z, Y ), Y ) }.
% 0.94/1.33  { ! member( X, sum_class( Y ) ), member( X, skol3( X, Y ) ) }.
% 0.94/1.33  { ! member( X, Z ), ! member( Z, Y ), member( X, sum_class( Y ) ) }.
% 0.94/1.33  { ! member( X, universal_class ), member( sum_class( X ), universal_class )
% 0.94/1.33     }.
% 0.94/1.33  { ! member( X, power_class( Y ) ), member( X, universal_class ) }.
% 0.94/1.33  { ! member( X, power_class( Y ) ), subclass( X, Y ) }.
% 0.94/1.33  { ! member( X, universal_class ), ! subclass( X, Y ), member( X, 
% 0.94/1.33    power_class( Y ) ) }.
% 0.94/1.33  { ! member( X, universal_class ), member( power_class( X ), universal_class
% 0.94/1.33     ) }.
% 0.94/1.33  { subclass( compose( Y, X ), cross_product( universal_class, 
% 0.94/1.33    universal_class ) ) }.
% 0.94/1.33  { ! member( ordered_pair( Z, T ), compose( Y, X ) ), member( Z, 
% 0.94/1.33    universal_class ) }.
% 0.94/1.33  { ! member( ordered_pair( Z, T ), compose( Y, X ) ), member( T, image( Y, 
% 0.94/1.33    image( X, singleton( Z ) ) ) ) }.
% 0.94/1.33  { ! member( Z, universal_class ), ! member( T, image( Y, image( X, 
% 0.94/1.33    singleton( Z ) ) ) ), member( ordered_pair( Z, T ), compose( Y, X ) ) }.
% 0.94/1.33  { ! member( X, identity_relation ), member( skol4( Y ), universal_class ) }
% 0.94/1.33    .
% 0.94/1.33  { ! member( X, identity_relation ), X = ordered_pair( skol4( X ), skol4( X
% 0.94/1.33     ) ) }.
% 0.94/1.33  { ! member( Y, universal_class ), ! X = ordered_pair( Y, Y ), member( X, 
% 0.94/1.33    identity_relation ) }.
% 0.94/1.33  { ! function( X ), subclass( X, cross_product( universal_class, 
% 0.94/1.33    universal_class ) ) }.
% 0.94/1.33  { ! function( X ), subclass( compose( X, inverse( X ) ), identity_relation
% 0.94/1.33     ) }.
% 0.94/1.33  { ! subclass( X, cross_product( universal_class, universal_class ) ), ! 
% 0.94/1.33    subclass( compose( X, inverse( X ) ), identity_relation ), function( X )
% 0.94/1.33     }.
% 0.94/1.33  { ! member( X, universal_class ), ! function( Y ), member( image( Y, X ), 
% 0.94/1.33    universal_class ) }.
% 0.94/1.33  { ! disjoint( X, Y ), ! member( Z, X ), ! member( Z, Y ) }.
% 0.94/1.33  { member( skol5( Z, Y ), Y ), disjoint( X, Y ) }.
% 0.94/1.33  { member( skol5( X, Y ), X ), disjoint( X, Y ) }.
% 0.94/1.33  { X = null_class, member( skol6( Y ), universal_class ) }.
% 0.94/1.33  { X = null_class, member( skol6( X ), X ) }.
% 0.94/1.33  { X = null_class, disjoint( skol6( X ), X ) }.
% 0.94/1.33  { apply( X, Y ) = sum_class( image( X, singleton( Y ) ) ) }.
% 0.94/1.33  { function( skol7 ) }.
% 0.94/1.33  { ! member( X, universal_class ), X = null_class, member( apply( skol7, X )
% 0.94/1.33    , X ) }.
% 0.94/1.33  { singleton( skol8 ) = singleton( skol9 ) }.
% 0.94/1.33  { member( skol9, universal_class ) }.
% 0.94/1.33  { ! skol8 = skol9 }.
% 0.94/1.33  
% 0.94/1.33  percentage equality = 0.153846, percentage horn = 0.885417
% 0.94/1.33  This is a problem with some equality
% 0.94/1.33  
% 0.94/1.33  
% 0.94/1.33  
% 0.94/1.33  Options Used:
% 0.94/1.33  
% 0.94/1.33  useres =            1
% 0.94/1.33  useparamod =        1
% 0.94/1.33  useeqrefl =         1
% 0.94/1.33  useeqfact =         1
% 0.94/1.33  usefactor =         1
% 0.94/1.33  usesimpsplitting =  0
% 0.94/1.33  usesimpdemod =      5
% 0.94/1.33  usesimpres =        3
% 0.94/1.33  
% 0.94/1.33  resimpinuse      =  1000
% 0.94/1.33  resimpclauses =     20000
% 0.94/1.33  substype =          eqrewr
% 0.94/1.33  backwardsubs =      1
% 0.94/1.33  selectoldest =      5
% 0.94/1.33  
% 0.94/1.33  litorderings [0] =  split
% 0.94/1.33  litorderings [1] =  extend the termordering, first sorting on arguments
% 6.93/7.34  
% 6.93/7.34  termordering =      kbo
% 6.93/7.34  
% 6.93/7.34  litapriori =        0
% 6.93/7.34  termapriori =       1
% 6.93/7.34  litaposteriori =    0
% 6.93/7.34  termaposteriori =   0
% 6.93/7.34  demodaposteriori =  0
% 6.93/7.34  ordereqreflfact =   0
% 6.93/7.34  
% 6.93/7.34  litselect =         negord
% 6.93/7.34  
% 6.93/7.34  maxweight =         15
% 6.93/7.34  maxdepth =          30000
% 6.93/7.34  maxlength =         115
% 6.93/7.34  maxnrvars =         195
% 6.93/7.34  excuselevel =       1
% 6.93/7.34  increasemaxweight = 1
% 6.93/7.34  
% 6.93/7.34  maxselected =       10000000
% 6.93/7.34  maxnrclauses =      10000000
% 6.93/7.34  
% 6.93/7.34  showgenerated =    0
% 6.93/7.34  showkept =         0
% 6.93/7.34  showselected =     0
% 6.93/7.34  showdeleted =      0
% 6.93/7.34  showresimp =       1
% 6.93/7.34  showstatus =       2000
% 6.93/7.34  
% 6.93/7.34  prologoutput =     0
% 6.93/7.34  nrgoals =          5000000
% 6.93/7.34  totalproof =       1
% 6.93/7.34  
% 6.93/7.34  Symbols occurring in the translation:
% 6.93/7.34  
% 6.93/7.34  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 6.93/7.34  .  [1, 2]      (w:1, o:45, a:1, s:1, b:0), 
% 6.93/7.34  !  [4, 1]      (w:0, o:24, a:1, s:1, b:0), 
% 6.93/7.34  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 6.93/7.34  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 6.93/7.34  subclass  [37, 2]      (w:1, o:69, a:1, s:1, b:0), 
% 6.93/7.34  member  [39, 2]      (w:1, o:70, a:1, s:1, b:0), 
% 6.93/7.34  universal_class  [40, 0]      (w:1, o:12, a:1, s:1, b:0), 
% 6.93/7.34  unordered_pair  [41, 2]      (w:1, o:71, a:1, s:1, b:0), 
% 6.93/7.34  singleton  [42, 1]      (w:1, o:31, a:1, s:1, b:0), 
% 6.93/7.34  ordered_pair  [43, 2]      (w:1, o:72, a:1, s:1, b:0), 
% 6.93/7.34  cross_product  [45, 2]      (w:1, o:73, a:1, s:1, b:0), 
% 6.93/7.34  first  [46, 1]      (w:1, o:32, a:1, s:1, b:0), 
% 6.93/7.34  second  [47, 1]      (w:1, o:33, a:1, s:1, b:0), 
% 6.93/7.34  element_relation  [49, 0]      (w:1, o:16, a:1, s:1, b:0), 
% 6.93/7.34  intersection  [50, 2]      (w:1, o:75, a:1, s:1, b:0), 
% 6.93/7.34  complement  [51, 1]      (w:1, o:34, a:1, s:1, b:0), 
% 6.93/7.34  restrict  [53, 3]      (w:1, o:84, a:1, s:1, b:0), 
% 6.93/7.34  null_class  [54, 0]      (w:1, o:17, a:1, s:1, b:0), 
% 6.93/7.34  domain_of  [55, 1]      (w:1, o:35, a:1, s:1, b:0), 
% 6.93/7.34  rotate  [57, 1]      (w:1, o:29, a:1, s:1, b:0), 
% 6.93/7.34  flip  [58, 1]      (w:1, o:36, a:1, s:1, b:0), 
% 6.93/7.34  union  [59, 2]      (w:1, o:76, a:1, s:1, b:0), 
% 6.93/7.34  successor  [60, 1]      (w:1, o:37, a:1, s:1, b:0), 
% 6.93/7.34  successor_relation  [61, 0]      (w:1, o:18, a:1, s:1, b:0), 
% 6.93/7.34  inverse  [62, 1]      (w:1, o:38, a:1, s:1, b:0), 
% 6.93/7.34  range_of  [63, 1]      (w:1, o:30, a:1, s:1, b:0), 
% 6.93/7.34  image  [64, 2]      (w:1, o:74, a:1, s:1, b:0), 
% 6.93/7.34  inductive  [65, 1]      (w:1, o:39, a:1, s:1, b:0), 
% 6.93/7.34  sum_class  [66, 1]      (w:1, o:40, a:1, s:1, b:0), 
% 6.93/7.34  power_class  [67, 1]      (w:1, o:41, a:1, s:1, b:0), 
% 6.93/7.34  compose  [69, 2]      (w:1, o:77, a:1, s:1, b:0), 
% 6.93/7.34  identity_relation  [70, 0]      (w:1, o:19, a:1, s:1, b:0), 
% 6.93/7.34  function  [72, 1]      (w:1, o:42, a:1, s:1, b:0), 
% 6.93/7.34  disjoint  [73, 2]      (w:1, o:78, a:1, s:1, b:0), 
% 6.93/7.34  apply  [74, 2]      (w:1, o:79, a:1, s:1, b:0), 
% 6.93/7.34  alpha1  [75, 3]      (w:1, o:85, a:1, s:1, b:1), 
% 6.93/7.34  alpha2  [76, 2]      (w:1, o:80, a:1, s:1, b:1), 
% 6.93/7.34  skol1  [77, 2]      (w:1, o:81, a:1, s:1, b:1), 
% 6.93/7.34  skol2  [78, 0]      (w:1, o:20, a:1, s:1, b:1), 
% 6.93/7.34  skol3  [79, 2]      (w:1, o:82, a:1, s:1, b:1), 
% 6.93/7.34  skol4  [80, 1]      (w:1, o:43, a:1, s:1, b:1), 
% 6.93/7.34  skol5  [81, 2]      (w:1, o:83, a:1, s:1, b:1), 
% 6.93/7.34  skol6  [82, 1]      (w:1, o:44, a:1, s:1, b:1), 
% 6.93/7.34  skol7  [83, 0]      (w:1, o:21, a:1, s:1, b:1), 
% 6.93/7.34  skol8  [84, 0]      (w:1, o:22, a:1, s:1, b:1), 
% 6.93/7.34  skol9  [85, 0]      (w:1, o:23, a:1, s:1, b:1).
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Starting Search:
% 6.93/7.34  
% 6.93/7.34  *** allocated 15000 integers for clauses
% 6.93/7.34  *** allocated 22500 integers for clauses
% 6.93/7.34  *** allocated 33750 integers for clauses
% 6.93/7.34  *** allocated 15000 integers for termspace/termends
% 6.93/7.34  *** allocated 50625 integers for clauses
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  *** allocated 22500 integers for termspace/termends
% 6.93/7.34  *** allocated 75937 integers for clauses
% 6.93/7.34  *** allocated 33750 integers for termspace/termends
% 6.93/7.34  *** allocated 113905 integers for clauses
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    5147
% 6.93/7.34  Kept:         2050
% 6.93/7.34  Inuse:        123
% 6.93/7.34  Deleted:      4
% 6.93/7.34  Deletedinuse: 1
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  *** allocated 170857 integers for clauses
% 6.93/7.34  *** allocated 50625 integers for termspace/termends
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  *** allocated 75937 integers for termspace/termends
% 6.93/7.34  *** allocated 256285 integers for clauses
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    9981
% 6.93/7.34  Kept:         4057
% 6.93/7.34  Inuse:        197
% 6.93/7.34  Deleted:      50
% 6.93/7.34  Deletedinuse: 19
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  *** allocated 113905 integers for termspace/termends
% 6.93/7.34  *** allocated 384427 integers for clauses
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    13733
% 6.93/7.34  Kept:         6070
% 6.93/7.34  Inuse:        252
% 6.93/7.34  Deleted:      62
% 6.93/7.34  Deletedinuse: 22
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    17467
% 6.93/7.34  Kept:         8077
% 6.93/7.34  Inuse:        311
% 6.93/7.34  Deleted:      75
% 6.93/7.34  Deletedinuse: 29
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  *** allocated 576640 integers for clauses
% 6.93/7.34  *** allocated 170857 integers for termspace/termends
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    24190
% 6.93/7.34  Kept:         10077
% 6.93/7.34  Inuse:        358
% 6.93/7.34  Deleted:      85
% 6.93/7.34  Deletedinuse: 34
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  *** allocated 864960 integers for clauses
% 6.93/7.34  *** allocated 256285 integers for termspace/termends
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    29588
% 6.93/7.34  Kept:         12863
% 6.93/7.34  Inuse:        365
% 6.93/7.34  Deleted:      87
% 6.93/7.34  Deletedinuse: 36
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    34336
% 6.93/7.34  Kept:         14897
% 6.93/7.34  Inuse:        392
% 6.93/7.34  Deleted:      88
% 6.93/7.34  Deletedinuse: 36
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    39186
% 6.93/7.34  Kept:         16926
% 6.93/7.34  Inuse:        441
% 6.93/7.34  Deleted:      94
% 6.93/7.34  Deletedinuse: 40
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    43439
% 6.93/7.34  Kept:         18965
% 6.93/7.34  Inuse:        482
% 6.93/7.34  Deleted:      94
% 6.93/7.34  Deletedinuse: 40
% 6.93/7.34  
% 6.93/7.34  *** allocated 1297440 integers for clauses
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  *** allocated 384427 integers for termspace/termends
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying clauses:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    49453
% 6.93/7.34  Kept:         20986
% 6.93/7.34  Inuse:        502
% 6.93/7.34  Deleted:      906
% 6.93/7.34  Deletedinuse: 40
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    55966
% 6.93/7.34  Kept:         22986
% 6.93/7.34  Inuse:        537
% 6.93/7.34  Deleted:      909
% 6.93/7.34  Deletedinuse: 40
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    64439
% 6.93/7.34  Kept:         25166
% 6.93/7.34  Inuse:        591
% 6.93/7.34  Deleted:      911
% 6.93/7.34  Deletedinuse: 41
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    71678
% 6.93/7.34  Kept:         27168
% 6.93/7.34  Inuse:        651
% 6.93/7.34  Deleted:      911
% 6.93/7.34  Deletedinuse: 41
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  *** allocated 576640 integers for termspace/termends
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    78085
% 6.93/7.34  Kept:         29179
% 6.93/7.34  Inuse:        703
% 6.93/7.34  Deleted:      911
% 6.93/7.34  Deletedinuse: 41
% 6.93/7.34  
% 6.93/7.34  *** allocated 1946160 integers for clauses
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    83809
% 6.93/7.34  Kept:         31198
% 6.93/7.34  Inuse:        763
% 6.93/7.34  Deleted:      911
% 6.93/7.34  Deletedinuse: 41
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Intermediate Status:
% 6.93/7.34  Generated:    95746
% 6.93/7.34  Kept:         33211
% 6.93/7.34  Inuse:        790
% 6.93/7.34  Deleted:      911
% 6.93/7.34  Deletedinuse: 41
% 6.93/7.34  
% 6.93/7.34  Resimplifying inuse:
% 6.93/7.34  Done
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Bliksems!, er is een bewijs:
% 6.93/7.34  % SZS status Theorem
% 6.93/7.34  % SZS output start Refutation
% 6.93/7.34  
% 6.93/7.34  (7) {G0,W9,D3,L2,V3,M2} I { ! member( X, unordered_pair( Y, Z ) ), alpha1( 
% 6.93/7.34    X, Y, Z ) }.
% 6.93/7.34  (8) {G0,W12,D3,L3,V3,M3} I { ! member( X, universal_class ), ! alpha1( X, Y
% 6.93/7.34    , Z ), member( X, unordered_pair( Y, Z ) ) }.
% 6.93/7.34  (9) {G0,W10,D2,L3,V3,M3} I { ! alpha1( X, Y, Z ), X = Y, X = Z }.
% 6.93/7.34  (10) {G0,W7,D2,L2,V3,M2} I { ! X = Y, alpha1( X, Y, Z ) }.
% 6.93/7.34  (13) {G0,W6,D3,L1,V1,M1} I { unordered_pair( X, X ) ==> singleton( X ) }.
% 6.93/7.34  (92) {G0,W5,D3,L1,V0,M1} I { singleton( skol9 ) ==> singleton( skol8 ) }.
% 6.93/7.34  (93) {G0,W3,D2,L1,V0,M1} I { member( skol9, universal_class ) }.
% 6.93/7.34  (94) {G0,W3,D2,L1,V0,M1} I { ! skol9 ==> skol8 }.
% 6.93/7.34  (96) {G1,W7,D2,L2,V2,M2} F(9) { ! alpha1( X, Y, Y ), X = Y }.
% 6.93/7.34  (99) {G1,W4,D2,L1,V2,M1} Q(10) { alpha1( X, X, Y ) }.
% 6.93/7.34  (246) {G1,W9,D3,L2,V2,M2} R(8,93) { ! alpha1( skol9, X, Y ), member( skol9
% 6.93/7.34    , unordered_pair( X, Y ) ) }.
% 6.93/7.34  (11406) {G2,W7,D2,L2,V1,M2} P(96,94) { ! X = skol8, ! alpha1( skol9, X, X )
% 6.93/7.34     }.
% 6.93/7.34  (11411) {G3,W4,D2,L1,V0,M1} Q(11406) { ! alpha1( skol9, skol8, skol8 ) }.
% 6.93/7.34  (14240) {G4,W4,D3,L1,V0,M1} R(11411,7);d(13) { ! member( skol9, singleton( 
% 6.93/7.34    skol8 ) ) }.
% 6.93/7.34  (14264) {G5,W8,D3,L2,V1,M2} P(96,14240) { ! member( X, singleton( skol8 ) )
% 6.93/7.34    , ! alpha1( X, skol9, skol9 ) }.
% 6.93/7.34  (35055) {G2,W13,D3,L3,V3,M3} P(96,246) { ! alpha1( X, Y, Z ), member( X, 
% 6.93/7.34    unordered_pair( Y, Z ) ), ! alpha1( X, skol9, skol9 ) }.
% 6.93/7.34  (35063) {G6,W4,D2,L1,V1,M1} F(35055);d(13);d(92);r(14264) { ! alpha1( X, 
% 6.93/7.34    skol9, skol9 ) }.
% 6.93/7.34  (35070) {G7,W0,D0,L0,V0,M0} R(35063,99) {  }.
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  % SZS output end Refutation
% 6.93/7.34  found a proof!
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Unprocessed initial clauses:
% 6.93/7.34  
% 6.93/7.34  (35072) {G0,W9,D2,L3,V3,M3}  { ! subclass( X, Y ), ! member( Z, X ), member
% 6.93/7.34    ( Z, Y ) }.
% 6.93/7.34  (35073) {G0,W8,D3,L2,V3,M2}  { ! member( skol1( Z, Y ), Y ), subclass( X, Y
% 6.93/7.34     ) }.
% 6.93/7.34  (35074) {G0,W8,D3,L2,V2,M2}  { member( skol1( X, Y ), X ), subclass( X, Y )
% 6.93/7.34     }.
% 6.93/7.34  (35075) {G0,W3,D2,L1,V1,M1}  { subclass( X, universal_class ) }.
% 6.93/7.34  (35076) {G0,W6,D2,L2,V2,M2}  { ! X = Y, subclass( X, Y ) }.
% 6.93/7.34  (35077) {G0,W6,D2,L2,V2,M2}  { ! X = Y, subclass( Y, X ) }.
% 6.93/7.34  (35078) {G0,W9,D2,L3,V2,M3}  { ! subclass( X, Y ), ! subclass( Y, X ), X = 
% 6.93/7.34    Y }.
% 6.93/7.34  (35079) {G0,W8,D3,L2,V3,M2}  { ! member( X, unordered_pair( Y, Z ) ), 
% 6.93/7.34    member( X, universal_class ) }.
% 6.93/7.34  (35080) {G0,W9,D3,L2,V3,M2}  { ! member( X, unordered_pair( Y, Z ) ), 
% 6.93/7.34    alpha1( X, Y, Z ) }.
% 6.93/7.34  (35081) {G0,W12,D3,L3,V3,M3}  { ! member( X, universal_class ), ! alpha1( X
% 6.93/7.34    , Y, Z ), member( X, unordered_pair( Y, Z ) ) }.
% 6.93/7.34  (35082) {G0,W10,D2,L3,V3,M3}  { ! alpha1( X, Y, Z ), X = Y, X = Z }.
% 6.93/7.34  (35083) {G0,W7,D2,L2,V3,M2}  { ! X = Y, alpha1( X, Y, Z ) }.
% 6.93/7.34  (35084) {G0,W7,D2,L2,V3,M2}  { ! X = Z, alpha1( X, Y, Z ) }.
% 6.93/7.34  (35085) {G0,W5,D3,L1,V2,M1}  { member( unordered_pair( X, Y ), 
% 6.93/7.34    universal_class ) }.
% 6.93/7.34  (35086) {G0,W6,D3,L1,V1,M1}  { singleton( X ) = unordered_pair( X, X ) }.
% 6.93/7.34  (35087) {G0,W11,D5,L1,V2,M1}  { ordered_pair( X, Y ) = unordered_pair( 
% 6.93/7.34    singleton( X ), unordered_pair( X, singleton( Y ) ) ) }.
% 6.93/7.34  (35088) {G0,W10,D3,L2,V4,M2}  { ! member( ordered_pair( X, Y ), 
% 6.93/7.34    cross_product( Z, T ) ), member( X, Z ) }.
% 6.93/7.34  (35089) {G0,W10,D3,L2,V4,M2}  { ! member( ordered_pair( X, Y ), 
% 6.93/7.34    cross_product( Z, T ) ), member( Y, T ) }.
% 6.93/7.34  (35090) {G0,W13,D3,L3,V4,M3}  { ! member( X, Z ), ! member( Y, T ), member
% 6.93/7.34    ( ordered_pair( X, Y ), cross_product( Z, T ) ) }.
% 6.93/7.34  (35091) {G0,W12,D4,L3,V2,M3}  { ! member( X, universal_class ), ! member( Y
% 6.93/7.34    , universal_class ), first( ordered_pair( X, Y ) ) = X }.
% 6.93/7.34  (35092) {G0,W12,D4,L3,V2,M3}  { ! member( X, universal_class ), ! member( Y
% 6.93/7.34    , universal_class ), second( ordered_pair( X, Y ) ) = Y }.
% 6.93/7.34  (35093) {G0,W12,D4,L2,V3,M2}  { ! member( X, cross_product( Y, Z ) ), X = 
% 6.93/7.34    ordered_pair( first( X ), second( X ) ) }.
% 6.93/7.34  (35094) {G0,W8,D3,L2,V2,M2}  { ! member( ordered_pair( X, Y ), 
% 6.93/7.34    element_relation ), member( Y, universal_class ) }.
% 6.93/7.34  (35095) {G0,W8,D3,L2,V2,M2}  { ! member( ordered_pair( X, Y ), 
% 6.93/7.34    element_relation ), member( X, Y ) }.
% 6.93/7.34  (35096) {G0,W11,D3,L3,V2,M3}  { ! member( Y, universal_class ), ! member( X
% 6.93/7.34    , Y ), member( ordered_pair( X, Y ), element_relation ) }.
% 6.93/7.34  (35097) {G0,W5,D3,L1,V0,M1}  { subclass( element_relation, cross_product( 
% 6.93/7.34    universal_class, universal_class ) ) }.
% 6.93/7.34  (35098) {G0,W8,D3,L2,V3,M2}  { ! member( Z, intersection( X, Y ) ), member
% 6.93/7.34    ( Z, X ) }.
% 6.93/7.34  (35099) {G0,W8,D3,L2,V3,M2}  { ! member( Z, intersection( X, Y ) ), member
% 6.93/7.34    ( Z, Y ) }.
% 6.93/7.34  (35100) {G0,W11,D3,L3,V3,M3}  { ! member( Z, X ), ! member( Z, Y ), member
% 6.93/7.34    ( Z, intersection( X, Y ) ) }.
% 6.93/7.34  (35101) {G0,W7,D3,L2,V2,M2}  { ! member( Y, complement( X ) ), member( Y, 
% 6.93/7.34    universal_class ) }.
% 6.93/7.34  (35102) {G0,W7,D3,L2,V2,M2}  { ! member( Y, complement( X ) ), ! member( Y
% 6.93/7.34    , X ) }.
% 6.93/7.34  (35103) {G0,W10,D3,L3,V2,M3}  { ! member( Y, universal_class ), member( Y, 
% 6.93/7.34    X ), member( Y, complement( X ) ) }.
% 6.93/7.34  (35104) {G0,W10,D4,L1,V3,M1}  { restrict( Y, X, Z ) = intersection( Y, 
% 6.93/7.34    cross_product( X, Z ) ) }.
% 6.93/7.34  (35105) {G0,W3,D2,L1,V1,M1}  { ! member( X, null_class ) }.
% 6.93/7.34  (35106) {G0,W7,D3,L2,V2,M2}  { ! member( Y, domain_of( X ) ), member( Y, 
% 6.93/7.34    universal_class ) }.
% 6.93/7.34  (35107) {G0,W11,D4,L2,V2,M2}  { ! member( Y, domain_of( X ) ), ! restrict( 
% 6.93/7.34    X, singleton( Y ), universal_class ) = null_class }.
% 6.93/7.34  (35108) {G0,W14,D4,L3,V2,M3}  { ! member( Y, universal_class ), restrict( X
% 6.93/7.34    , singleton( Y ), universal_class ) = null_class, member( Y, domain_of( X
% 6.93/7.34     ) ) }.
% 6.93/7.34  (35109) {G0,W19,D4,L2,V4,M2}  { ! member( ordered_pair( ordered_pair( Y, Z
% 6.93/7.34     ), T ), rotate( X ) ), member( ordered_pair( ordered_pair( Y, Z ), T ), 
% 6.93/7.34    cross_product( cross_product( universal_class, universal_class ), 
% 6.93/7.34    universal_class ) ) }.
% 6.93/7.34  (35110) {G0,W15,D4,L2,V4,M2}  { ! member( ordered_pair( ordered_pair( Y, Z
% 6.93/7.34     ), T ), rotate( X ) ), member( ordered_pair( ordered_pair( Z, T ), Y ), 
% 6.93/7.34    X ) }.
% 6.93/7.34  (35111) {G0,W26,D4,L3,V4,M3}  { ! member( ordered_pair( ordered_pair( Y, Z
% 6.93/7.34     ), T ), cross_product( cross_product( universal_class, universal_class )
% 6.93/7.34    , universal_class ) ), ! member( ordered_pair( ordered_pair( Z, T ), Y )
% 6.93/7.34    , X ), member( ordered_pair( ordered_pair( Y, Z ), T ), rotate( X ) ) }.
% 6.93/7.34  (35112) {G0,W8,D4,L1,V1,M1}  { subclass( rotate( X ), cross_product( 
% 6.93/7.34    cross_product( universal_class, universal_class ), universal_class ) )
% 6.93/7.34     }.
% 6.93/7.34  (35113) {G0,W19,D4,L2,V4,M2}  { ! member( ordered_pair( ordered_pair( X, Y
% 6.93/7.34     ), Z ), flip( T ) ), member( ordered_pair( ordered_pair( X, Y ), Z ), 
% 6.93/7.34    cross_product( cross_product( universal_class, universal_class ), 
% 6.93/7.34    universal_class ) ) }.
% 6.93/7.34  (35114) {G0,W15,D4,L2,V4,M2}  { ! member( ordered_pair( ordered_pair( X, Y
% 6.93/7.34     ), Z ), flip( T ) ), member( ordered_pair( ordered_pair( Y, X ), Z ), T
% 6.93/7.34     ) }.
% 6.93/7.34  (35115) {G0,W26,D4,L3,V4,M3}  { ! member( ordered_pair( ordered_pair( X, Y
% 6.93/7.34     ), Z ), cross_product( cross_product( universal_class, universal_class )
% 6.93/7.34    , universal_class ) ), ! member( ordered_pair( ordered_pair( Y, X ), Z )
% 6.93/7.34    , T ), member( ordered_pair( ordered_pair( X, Y ), Z ), flip( T ) ) }.
% 6.93/7.34  (35116) {G0,W8,D4,L1,V1,M1}  { subclass( flip( X ), cross_product( 
% 6.93/7.34    cross_product( universal_class, universal_class ), universal_class ) )
% 6.93/7.34     }.
% 6.93/7.34  (35117) {G0,W11,D3,L3,V3,M3}  { ! member( Z, union( X, Y ) ), member( Z, X
% 6.93/7.34     ), member( Z, Y ) }.
% 6.93/7.34  (35118) {G0,W8,D3,L2,V3,M2}  { ! member( Z, X ), member( Z, union( X, Y ) )
% 6.93/7.34     }.
% 6.93/7.34  (35119) {G0,W8,D3,L2,V3,M2}  { ! member( Z, Y ), member( Z, union( X, Y ) )
% 6.93/7.34     }.
% 6.93/7.34  (35120) {G0,W7,D4,L1,V1,M1}  { successor( X ) = union( X, singleton( X ) )
% 6.93/7.34     }.
% 6.93/7.34  (35121) {G0,W5,D3,L1,V0,M1}  { subclass( successor_relation, cross_product
% 6.93/7.34    ( universal_class, universal_class ) ) }.
% 6.93/7.34  (35122) {G0,W8,D3,L2,V2,M2}  { ! member( ordered_pair( X, Y ), 
% 6.93/7.34    successor_relation ), member( X, universal_class ) }.
% 6.93/7.34  (35123) {G0,W8,D3,L2,V2,M2}  { ! member( ordered_pair( X, Y ), 
% 6.93/7.34    successor_relation ), alpha2( X, Y ) }.
% 6.93/7.34  (35124) {G0,W11,D3,L3,V2,M3}  { ! member( X, universal_class ), ! alpha2( X
% 6.93/7.34    , Y ), member( ordered_pair( X, Y ), successor_relation ) }.
% 6.93/7.34  (35125) {G0,W6,D2,L2,V2,M2}  { ! alpha2( X, Y ), member( Y, universal_class
% 6.93/7.34     ) }.
% 6.93/7.34  (35126) {G0,W7,D3,L2,V2,M2}  { ! alpha2( X, Y ), successor( X ) = Y }.
% 6.93/7.34  (35127) {G0,W10,D3,L3,V2,M3}  { ! member( Y, universal_class ), ! successor
% 6.93/7.34    ( X ) = Y, alpha2( X, Y ) }.
% 6.93/7.34  (35128) {G0,W8,D5,L1,V1,M1}  { inverse( X ) = domain_of( flip( 
% 6.93/7.34    cross_product( X, universal_class ) ) ) }.
% 6.93/7.34  (35129) {G0,W6,D4,L1,V1,M1}  { range_of( X ) = domain_of( inverse( X ) )
% 6.93/7.34     }.
% 6.93/7.34  (35130) {G0,W9,D4,L1,V2,M1}  { image( Y, X ) = range_of( restrict( Y, X, 
% 6.93/7.34    universal_class ) ) }.
% 6.93/7.34  (35131) {G0,W5,D2,L2,V1,M2}  { ! inductive( X ), member( null_class, X )
% 6.93/7.34     }.
% 6.93/7.34  (35132) {G0,W7,D3,L2,V1,M2}  { ! inductive( X ), subclass( image( 
% 6.93/7.34    successor_relation, X ), X ) }.
% 6.93/7.34  (35133) {G0,W10,D3,L3,V1,M3}  { ! member( null_class, X ), ! subclass( 
% 6.93/7.34    image( successor_relation, X ), X ), inductive( X ) }.
% 6.93/7.34  (35134) {G0,W3,D2,L1,V0,M1}  { member( skol2, universal_class ) }.
% 6.93/7.34  (35135) {G0,W2,D2,L1,V0,M1}  { inductive( skol2 ) }.
% 6.93/7.34  (35136) {G0,W5,D2,L2,V1,M2}  { ! inductive( X ), subclass( skol2, X ) }.
% 6.93/7.34  (35137) {G0,W9,D3,L2,V3,M2}  { ! member( X, sum_class( Y ) ), member( skol3
% 6.93/7.34    ( Z, Y ), Y ) }.
% 6.93/7.34  (35138) {G0,W9,D3,L2,V2,M2}  { ! member( X, sum_class( Y ) ), member( X, 
% 6.93/7.34    skol3( X, Y ) ) }.
% 6.93/7.34  (35139) {G0,W10,D3,L3,V3,M3}  { ! member( X, Z ), ! member( Z, Y ), member
% 6.93/7.34    ( X, sum_class( Y ) ) }.
% 6.93/7.34  (35140) {G0,W7,D3,L2,V1,M2}  { ! member( X, universal_class ), member( 
% 6.93/7.34    sum_class( X ), universal_class ) }.
% 6.93/7.34  (35141) {G0,W7,D3,L2,V2,M2}  { ! member( X, power_class( Y ) ), member( X, 
% 6.93/7.34    universal_class ) }.
% 6.93/7.34  (35142) {G0,W7,D3,L2,V2,M2}  { ! member( X, power_class( Y ) ), subclass( X
% 6.93/7.34    , Y ) }.
% 6.93/7.34  (35143) {G0,W10,D3,L3,V2,M3}  { ! member( X, universal_class ), ! subclass
% 6.93/7.34    ( X, Y ), member( X, power_class( Y ) ) }.
% 6.93/7.34  (35144) {G0,W7,D3,L2,V1,M2}  { ! member( X, universal_class ), member( 
% 6.93/7.34    power_class( X ), universal_class ) }.
% 6.93/7.34  (35145) {G0,W7,D3,L1,V2,M1}  { subclass( compose( Y, X ), cross_product( 
% 6.93/7.34    universal_class, universal_class ) ) }.
% 6.93/7.34  (35146) {G0,W10,D3,L2,V4,M2}  { ! member( ordered_pair( Z, T ), compose( Y
% 6.93/7.34    , X ) ), member( Z, universal_class ) }.
% 6.93/7.34  (35147) {G0,W15,D5,L2,V4,M2}  { ! member( ordered_pair( Z, T ), compose( Y
% 6.93/7.34    , X ) ), member( T, image( Y, image( X, singleton( Z ) ) ) ) }.
% 6.93/7.34  (35148) {G0,W18,D5,L3,V4,M3}  { ! member( Z, universal_class ), ! member( T
% 6.93/7.34    , image( Y, image( X, singleton( Z ) ) ) ), member( ordered_pair( Z, T )
% 6.93/7.34    , compose( Y, X ) ) }.
% 6.93/7.34  (35149) {G0,W7,D3,L2,V2,M2}  { ! member( X, identity_relation ), member( 
% 6.93/7.34    skol4( Y ), universal_class ) }.
% 6.93/7.34  (35150) {G0,W10,D4,L2,V1,M2}  { ! member( X, identity_relation ), X = 
% 6.93/7.34    ordered_pair( skol4( X ), skol4( X ) ) }.
% 6.93/7.34  (35151) {G0,W11,D3,L3,V2,M3}  { ! member( Y, universal_class ), ! X = 
% 6.93/7.34    ordered_pair( Y, Y ), member( X, identity_relation ) }.
% 6.93/7.34  (35152) {G0,W7,D3,L2,V1,M2}  { ! function( X ), subclass( X, cross_product
% 6.93/7.34    ( universal_class, universal_class ) ) }.
% 6.93/7.34  (35153) {G0,W8,D4,L2,V1,M2}  { ! function( X ), subclass( compose( X, 
% 6.93/7.34    inverse( X ) ), identity_relation ) }.
% 6.93/7.34  (35154) {G0,W13,D4,L3,V1,M3}  { ! subclass( X, cross_product( 
% 6.93/7.34    universal_class, universal_class ) ), ! subclass( compose( X, inverse( X
% 6.93/7.34     ) ), identity_relation ), function( X ) }.
% 6.93/7.34  (35155) {G0,W10,D3,L3,V2,M3}  { ! member( X, universal_class ), ! function
% 6.93/7.34    ( Y ), member( image( Y, X ), universal_class ) }.
% 6.93/7.34  (35156) {G0,W9,D2,L3,V3,M3}  { ! disjoint( X, Y ), ! member( Z, X ), ! 
% 6.93/7.34    member( Z, Y ) }.
% 6.93/7.34  (35157) {G0,W8,D3,L2,V3,M2}  { member( skol5( Z, Y ), Y ), disjoint( X, Y )
% 6.93/7.34     }.
% 6.93/7.34  (35158) {G0,W8,D3,L2,V2,M2}  { member( skol5( X, Y ), X ), disjoint( X, Y )
% 6.93/7.34     }.
% 6.93/7.34  (35159) {G0,W7,D3,L2,V2,M2}  { X = null_class, member( skol6( Y ), 
% 6.93/7.34    universal_class ) }.
% 6.93/7.34  (35160) {G0,W7,D3,L2,V1,M2}  { X = null_class, member( skol6( X ), X ) }.
% 6.93/7.34  (35161) {G0,W7,D3,L2,V1,M2}  { X = null_class, disjoint( skol6( X ), X )
% 6.93/7.34     }.
% 6.93/7.34  (35162) {G0,W9,D5,L1,V2,M1}  { apply( X, Y ) = sum_class( image( X, 
% 6.93/7.34    singleton( Y ) ) ) }.
% 6.93/7.34  (35163) {G0,W2,D2,L1,V0,M1}  { function( skol7 ) }.
% 6.93/7.34  (35164) {G0,W11,D3,L3,V1,M3}  { ! member( X, universal_class ), X = 
% 6.93/7.34    null_class, member( apply( skol7, X ), X ) }.
% 6.93/7.34  (35165) {G0,W5,D3,L1,V0,M1}  { singleton( skol8 ) = singleton( skol9 ) }.
% 6.93/7.34  (35166) {G0,W3,D2,L1,V0,M1}  { member( skol9, universal_class ) }.
% 6.93/7.34  (35167) {G0,W3,D2,L1,V0,M1}  { ! skol8 = skol9 }.
% 6.93/7.34  
% 6.93/7.34  
% 6.93/7.34  Total Proof:
% 6.93/7.34  
% 6.93/7.34  subsumption: (7) {G0,W9,D3,L2,V3,M2} I { ! member( X, unordered_pair( Y, Z
% 6.93/7.34     ) ), alpha1( X, Y, Z ) }.
% 6.93/7.34  parent0: (35080) {G0,W9,D3,L2,V3,M2}  { ! member( X, unordered_pair( Y, Z )
% 6.93/7.34     ), alpha1( X, Y, Z ) }.
% 6.93/7.34  substitution0:
% 6.93/7.34     X := X
% 6.93/7.34     Y := Y
% 6.93/7.34     Z := Z
% 6.93/7.34  end
% 6.93/7.34  permutation0:
% 6.93/7.34     0 ==> 0
% 6.93/7.34     1 ==> 1
% 6.93/7.34  end
% 6.93/7.34  
% 6.93/7.34  subsumption: (8) {G0,W12,D3,L3,V3,M3} I { ! member( X, universal_class ), !
% 6.93/7.34     alpha1( X, Y, Z ), member( X, unordered_pair( Y, Z ) ) }.
% 6.93/7.34  parent0: (35081) {G0,W12,D3,L3,V3,M3}  { ! member( X, universal_class ), ! 
% 6.93/7.34    alpha1( X, Y, Z ), member( X, unordered_pair( Y, Z ) ) }.
% 6.93/7.34  substitution0:
% 6.93/7.34     X := X
% 6.93/7.34     Y := Y
% 6.93/7.34     Z := Z
% 6.93/7.34  end
% 6.93/7.34  permutation0:
% 6.93/7.34     0 ==> 0
% 6.93/7.34     1 ==> 1
% 6.93/7.34     2 ==> 2
% 6.93/7.34  end
% 6.93/7.34  
% 6.93/7.34  subsumption: (9) {G0,W10,D2,L3,V3,M3} I { ! alpha1( X, Y, Z ), X = Y, X = Z
% 6.93/7.34     }.
% 6.93/7.34  parent0: (35082) {G0,W10,D2,L3,V3,M3}  { ! alpha1( X, Y, Z ), X = Y, X = Z
% 6.93/7.34     }.
% 6.93/7.34  substitution0:
% 6.93/7.34     X := X
% 6.93/7.34     Y := Y
% 6.93/7.34     Z := Z
% 6.93/7.34  end
% 6.93/7.34  permutation0:
% 6.93/7.34     0 ==> 0
% 6.93/7.34     1 ==> 1
% 6.93/7.34     2 ==> 2
% 6.93/7.34  end
% 6.93/7.34  
% 6.93/7.34  subsumption: (10) {G0,W7,D2,L2,V3,M2} I { ! X = Y, alpha1( X, Y, Z ) }.
% 6.93/7.34  parent0: (35083) {G0,W7,D2,L2,V3,M2}  { ! X = Y, alpha1( X, Y, Z ) }.
% 6.93/7.34  substitution0:
% 6.93/7.34     X := X
% 6.93/7.34     Y := Y
% 6.93/7.34     Z := Z
% 6.93/7.34  end
% 6.93/7.34  permutation0:
% 6.93/7.34     0 ==> 0
% 6.93/7.34     1 ==> 1
% 6.93/7.34  end
% 6.93/7.34  
% 6.93/7.34  eqswap: (35201) {G0,W6,D3,L1,V1,M1}  { unordered_pair( X, X ) = singleton( 
% 6.93/7.34    X ) }.
% 6.93/7.34  parent0[0]: (35086) {G0,W6,D3,L1,V1,M1}  { singleton( X ) = unordered_pair
% 6.93/7.34    ( X, X ) }.
% 6.93/7.34  substitution0:
% 6.93/7.34     X := X
% 6.93/7.34  end
% 6.93/7.34  
% 6.93/7.34  subsumption: (13) {G0,W6,D3,L1,V1,M1} I { unordered_pair( X, X ) ==> 
% 6.93/7.34    singleton( X ) }.
% 263.60/264.01  parent0: (35201) {G0,W6,D3,L1,V1,M1}  { unordered_pair( X, X ) = singleton
% 263.60/264.01    ( X ) }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := X
% 263.60/264.01  end
% 263.60/264.01  permutation0:
% 263.60/264.01     0 ==> 0
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  eqswap: (35245) {G0,W5,D3,L1,V0,M1}  { singleton( skol9 ) = singleton( 
% 263.60/264.01    skol8 ) }.
% 263.60/264.01  parent0[0]: (35165) {G0,W5,D3,L1,V0,M1}  { singleton( skol8 ) = singleton( 
% 263.60/264.01    skol9 ) }.
% 263.60/264.01  substitution0:
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  subsumption: (92) {G0,W5,D3,L1,V0,M1} I { singleton( skol9 ) ==> singleton
% 263.60/264.01    ( skol8 ) }.
% 263.60/264.01  parent0: (35245) {G0,W5,D3,L1,V0,M1}  { singleton( skol9 ) = singleton( 
% 263.60/264.01    skol8 ) }.
% 263.60/264.01  substitution0:
% 263.60/264.01  end
% 263.60/264.01  permutation0:
% 263.60/264.01     0 ==> 0
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  subsumption: (93) {G0,W3,D2,L1,V0,M1} I { member( skol9, universal_class )
% 263.60/264.01     }.
% 263.60/264.01  parent0: (35166) {G0,W3,D2,L1,V0,M1}  { member( skol9, universal_class )
% 263.60/264.01     }.
% 263.60/264.01  substitution0:
% 263.60/264.01  end
% 263.60/264.01  permutation0:
% 263.60/264.01     0 ==> 0
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  eqswap: (35334) {G0,W3,D2,L1,V0,M1}  { ! skol9 = skol8 }.
% 263.60/264.01  parent0[0]: (35167) {G0,W3,D2,L1,V0,M1}  { ! skol8 = skol9 }.
% 263.60/264.01  substitution0:
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  subsumption: (94) {G0,W3,D2,L1,V0,M1} I { ! skol9 ==> skol8 }.
% 263.60/264.01  parent0: (35334) {G0,W3,D2,L1,V0,M1}  { ! skol9 = skol8 }.
% 263.60/264.01  substitution0:
% 263.60/264.01  end
% 263.60/264.01  permutation0:
% 263.60/264.01     0 ==> 0
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  factor: (35338) {G0,W7,D2,L2,V2,M2}  { ! alpha1( X, Y, Y ), X = Y }.
% 263.60/264.01  parent0[1, 2]: (9) {G0,W10,D2,L3,V3,M3} I { ! alpha1( X, Y, Z ), X = Y, X =
% 263.60/264.01     Z }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := X
% 263.60/264.01     Y := Y
% 263.60/264.01     Z := Y
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  subsumption: (96) {G1,W7,D2,L2,V2,M2} F(9) { ! alpha1( X, Y, Y ), X = Y }.
% 263.60/264.01  parent0: (35338) {G0,W7,D2,L2,V2,M2}  { ! alpha1( X, Y, Y ), X = Y }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := X
% 263.60/264.01     Y := Y
% 263.60/264.01  end
% 263.60/264.01  permutation0:
% 263.60/264.01     0 ==> 0
% 263.60/264.01     1 ==> 1
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  eqswap: (35340) {G0,W7,D2,L2,V3,M2}  { ! Y = X, alpha1( X, Y, Z ) }.
% 263.60/264.01  parent0[0]: (10) {G0,W7,D2,L2,V3,M2} I { ! X = Y, alpha1( X, Y, Z ) }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := X
% 263.60/264.01     Y := Y
% 263.60/264.01     Z := Z
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  eqrefl: (35341) {G0,W4,D2,L1,V2,M1}  { alpha1( X, X, Y ) }.
% 263.60/264.01  parent0[0]: (35340) {G0,W7,D2,L2,V3,M2}  { ! Y = X, alpha1( X, Y, Z ) }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := X
% 263.60/264.01     Y := X
% 263.60/264.01     Z := Y
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  subsumption: (99) {G1,W4,D2,L1,V2,M1} Q(10) { alpha1( X, X, Y ) }.
% 263.60/264.01  parent0: (35341) {G0,W4,D2,L1,V2,M1}  { alpha1( X, X, Y ) }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := X
% 263.60/264.01     Y := Y
% 263.60/264.01  end
% 263.60/264.01  permutation0:
% 263.60/264.01     0 ==> 0
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  resolution: (35342) {G1,W9,D3,L2,V2,M2}  { ! alpha1( skol9, X, Y ), member
% 263.60/264.01    ( skol9, unordered_pair( X, Y ) ) }.
% 263.60/264.01  parent0[0]: (8) {G0,W12,D3,L3,V3,M3} I { ! member( X, universal_class ), ! 
% 263.60/264.01    alpha1( X, Y, Z ), member( X, unordered_pair( Y, Z ) ) }.
% 263.60/264.01  parent1[0]: (93) {G0,W3,D2,L1,V0,M1} I { member( skol9, universal_class )
% 263.60/264.01     }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := skol9
% 263.60/264.01     Y := X
% 263.60/264.01     Z := Y
% 263.60/264.01  end
% 263.60/264.01  substitution1:
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  subsumption: (246) {G1,W9,D3,L2,V2,M2} R(8,93) { ! alpha1( skol9, X, Y ), 
% 263.60/264.01    member( skol9, unordered_pair( X, Y ) ) }.
% 263.60/264.01  parent0: (35342) {G1,W9,D3,L2,V2,M2}  { ! alpha1( skol9, X, Y ), member( 
% 263.60/264.01    skol9, unordered_pair( X, Y ) ) }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := X
% 263.60/264.01     Y := Y
% 263.60/264.01  end
% 263.60/264.01  permutation0:
% 263.60/264.01     0 ==> 0
% 263.60/264.01     1 ==> 1
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  *** allocated 15000 integers for justifications
% 263.60/264.01  *** allocated 22500 integers for justifications
% 263.60/264.01  *** allocated 33750 integers for justifications
% 263.60/264.01  *** allocated 50625 integers for justifications
% 263.60/264.01  *** allocated 75937 integers for justifications
% 263.60/264.01  *** allocated 113905 integers for justifications
% 263.60/264.01  *** allocated 864960 integers for termspace/termends
% 263.60/264.01  *** allocated 170857 integers for justifications
% 263.60/264.01  *** allocated 256285 integers for justifications
% 263.60/264.01  *** allocated 384427 integers for justifications
% 263.60/264.01  *** allocated 1297440 integers for termspace/termends
% 263.60/264.01  *** allocated 576640 integers for justifications
% 263.60/264.01  *** allocated 2919240 integers for clauses
% 263.60/264.01  *** allocated 864960 integers for justifications
% 263.60/264.01  *** allocated 1946160 integers for termspace/termends
% 263.60/264.01  *** allocated 1297440 integers for justifications
% 263.60/264.01  eqswap: (35344) {G0,W3,D2,L1,V0,M1}  { ! skol8 ==> skol9 }.
% 263.60/264.01  parent0[0]: (94) {G0,W3,D2,L1,V0,M1} I { ! skol9 ==> skol8 }.
% 263.60/264.01  substitution0:
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  paramod: (99092) {G1,W7,D2,L2,V1,M2}  { ! skol8 ==> X, ! alpha1( skol9, X, 
% 263.60/264.01    X ) }.
% 263.60/264.01  parent0[1]: (96) {G1,W7,D2,L2,V2,M2} F(9) { ! alpha1( X, Y, Y ), X = Y }.
% 263.60/264.01  parent1[0; 3]: (35344) {G0,W3,D2,L1,V0,M1}  { ! skol8 ==> skol9 }.
% 263.60/264.01  substitution0:
% 263.60/264.01     X := skol9
% 263.60/264.01     Y := X
% 263.60/264.01  end
% 263.60/264.01  substitution1:
% 263.60/264.01  end
% 263.60/264.01  
% 263.60/264.01  eqswap: (99134) {G1,W7,D2,L2,V1,M2}  { ! X ==> skol8, ! alpha1( Cputime limit exceeded (core dumped)
%------------------------------------------------------------------------------