TSTP Solution File: SET245-6 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET245-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 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 22:48:23 EDT 2022

% Result   : Unsatisfiable 1.02s 1.45s
% Output   : Refutation 1.02s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SET245-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.11/0.13  % Command  : bliksem %s
% 0.12/0.33  % Computer : n029.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % DateTime : Mon Jul 11 02:14:16 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.73/1.10  *** allocated 10000 integers for termspace/termends
% 0.73/1.10  *** allocated 10000 integers for clauses
% 0.73/1.10  *** allocated 10000 integers for justifications
% 0.73/1.10  Bliksem 1.12
% 0.73/1.10  
% 0.73/1.10  
% 0.73/1.10  Automatic Strategy Selection
% 0.73/1.10  
% 0.73/1.10  Clauses:
% 0.73/1.10  [
% 0.73/1.10     [ ~( subclass( X, Y ) ), ~( member( Z, X ) ), member( Z, Y ) ],
% 0.73/1.10     [ member( 'not_subclass_element'( X, Y ), X ), subclass( X, Y ) ],
% 0.73/1.10     [ ~( member( 'not_subclass_element'( X, Y ), Y ) ), subclass( X, Y ) ]
% 0.73/1.10    ,
% 0.73/1.10     [ subclass( X, 'universal_class' ) ],
% 0.73/1.10     [ ~( =( X, Y ) ), subclass( X, Y ) ],
% 0.73/1.10     [ ~( =( X, Y ) ), subclass( Y, X ) ],
% 0.73/1.10     [ ~( subclass( X, Y ) ), ~( subclass( Y, X ) ), =( X, Y ) ],
% 0.73/1.10     [ ~( member( X, 'unordered_pair'( Y, Z ) ) ), =( X, Y ), =( X, Z ) ]
% 0.73/1.10    ,
% 0.73/1.10     [ ~( member( X, 'universal_class' ) ), member( X, 'unordered_pair'( X, Y
% 0.73/1.10     ) ) ],
% 0.73/1.10     [ ~( member( X, 'universal_class' ) ), member( X, 'unordered_pair'( Y, X
% 0.73/1.10     ) ) ],
% 0.73/1.10     [ member( 'unordered_pair'( X, Y ), 'universal_class' ) ],
% 0.73/1.10     [ =( 'unordered_pair'( X, X ), singleton( X ) ) ],
% 0.73/1.10     [ =( 'unordered_pair'( singleton( X ), 'unordered_pair'( X, singleton( Y
% 0.73/1.10     ) ) ), 'ordered_pair'( X, Y ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( Z, T ) ) ), member( 
% 0.73/1.10    X, Z ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( Z, T ) ) ), member( 
% 0.73/1.10    Y, T ) ],
% 0.73/1.10     [ ~( member( X, Y ) ), ~( member( Z, T ) ), member( 'ordered_pair'( X, Z
% 0.73/1.10     ), 'cross_product'( Y, T ) ) ],
% 0.73/1.10     [ ~( member( X, 'cross_product'( Y, Z ) ) ), =( 'ordered_pair'( first( X
% 0.73/1.10     ), second( X ) ), X ) ],
% 0.73/1.10     [ subclass( 'element_relation', 'cross_product'( 'universal_class', 
% 0.73/1.10    'universal_class' ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'element_relation' ) ), member( X, 
% 0.73/1.10    Y ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( 'universal_class'
% 0.73/1.10    , 'universal_class' ) ) ), ~( member( X, Y ) ), member( 'ordered_pair'( X
% 0.73/1.10    , Y ), 'element_relation' ) ],
% 0.73/1.10     [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ],
% 0.73/1.10     [ ~( member( X, intersection( Y, Z ) ) ), member( X, Z ) ],
% 0.73/1.10     [ ~( member( X, Y ) ), ~( member( X, Z ) ), member( X, intersection( Y, 
% 0.73/1.10    Z ) ) ],
% 0.73/1.10     [ ~( member( X, complement( Y ) ) ), ~( member( X, Y ) ) ],
% 0.73/1.10     [ ~( member( X, 'universal_class' ) ), member( X, complement( Y ) ), 
% 0.73/1.10    member( X, Y ) ],
% 0.73/1.10     [ =( complement( intersection( complement( X ), complement( Y ) ) ), 
% 0.73/1.10    union( X, Y ) ) ],
% 0.73/1.10     [ =( intersection( complement( intersection( X, Y ) ), complement( 
% 0.73/1.10    intersection( complement( X ), complement( Y ) ) ) ), 
% 0.73/1.10    'symmetric_difference'( X, Y ) ) ],
% 0.73/1.10     [ =( intersection( X, 'cross_product'( Y, Z ) ), restrict( X, Y, Z ) ) ]
% 0.73/1.10    ,
% 0.73/1.10     [ =( intersection( 'cross_product'( X, Y ), Z ), restrict( Z, X, Y ) ) ]
% 0.73/1.10    ,
% 0.73/1.10     [ ~( =( restrict( X, singleton( Y ), 'universal_class' ), 'null_class' )
% 0.73/1.10     ), ~( member( Y, 'domain_of'( X ) ) ) ],
% 0.73/1.10     [ ~( member( X, 'universal_class' ) ), =( restrict( Y, singleton( X ), 
% 0.73/1.10    'universal_class' ), 'null_class' ), member( X, 'domain_of'( Y ) ) ],
% 0.73/1.10     [ subclass( rotate( X ), 'cross_product'( 'cross_product'( 
% 0.73/1.10    'universal_class', 'universal_class' ), 'universal_class' ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( 'ordered_pair'( X, Y ), Z ), rotate( T ) )
% 0.73/1.10     ), member( 'ordered_pair'( 'ordered_pair'( Y, Z ), X ), T ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( 'ordered_pair'( X, Y ), Z ), T ) ), ~( 
% 0.73/1.10    member( 'ordered_pair'( 'ordered_pair'( Z, X ), Y ), 'cross_product'( 
% 0.73/1.10    'cross_product'( 'universal_class', 'universal_class' ), 
% 0.73/1.10    'universal_class' ) ) ), member( 'ordered_pair'( 'ordered_pair'( Z, X ), 
% 0.73/1.10    Y ), rotate( T ) ) ],
% 0.73/1.10     [ subclass( flip( X ), 'cross_product'( 'cross_product'( 
% 0.73/1.10    'universal_class', 'universal_class' ), 'universal_class' ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( 'ordered_pair'( X, Y ), Z ), flip( T ) ) )
% 0.73/1.10    , member( 'ordered_pair'( 'ordered_pair'( Y, X ), Z ), T ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( 'ordered_pair'( X, Y ), Z ), T ) ), ~( 
% 0.73/1.10    member( 'ordered_pair'( 'ordered_pair'( Y, X ), Z ), 'cross_product'( 
% 0.73/1.10    'cross_product'( 'universal_class', 'universal_class' ), 
% 0.73/1.10    'universal_class' ) ) ), member( 'ordered_pair'( 'ordered_pair'( Y, X ), 
% 0.73/1.10    Z ), flip( T ) ) ],
% 0.73/1.10     [ =( 'domain_of'( flip( 'cross_product'( X, 'universal_class' ) ) ), 
% 0.73/1.10    inverse( X ) ) ],
% 0.73/1.10     [ =( 'domain_of'( inverse( X ) ), 'range_of'( X ) ) ],
% 0.73/1.10     [ =( first( 'not_subclass_element'( restrict( X, Y, singleton( Z ) ), 
% 0.73/1.10    'null_class' ) ), domain( X, Y, Z ) ) ],
% 0.73/1.10     [ =( second( 'not_subclass_element'( restrict( X, singleton( Y ), Z ), 
% 0.73/1.10    'null_class' ) ), range( X, Y, Z ) ) ],
% 0.73/1.10     [ =( 'range_of'( restrict( X, Y, 'universal_class' ) ), image( X, Y ) )
% 0.73/1.10     ],
% 0.73/1.10     [ =( union( X, singleton( X ) ), successor( X ) ) ],
% 0.73/1.10     [ subclass( 'successor_relation', 'cross_product'( 'universal_class', 
% 0.73/1.10    'universal_class' ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'successor_relation' ) ), =( 
% 0.73/1.10    successor( X ), Y ) ],
% 0.73/1.10     [ ~( =( successor( X ), Y ) ), ~( member( 'ordered_pair'( X, Y ), 
% 0.73/1.10    'cross_product'( 'universal_class', 'universal_class' ) ) ), member( 
% 0.73/1.10    'ordered_pair'( X, Y ), 'successor_relation' ) ],
% 0.73/1.10     [ ~( inductive( X ) ), member( 'null_class', X ) ],
% 0.73/1.10     [ ~( inductive( X ) ), subclass( image( 'successor_relation', X ), X ) ]
% 0.73/1.10    ,
% 0.73/1.10     [ ~( member( 'null_class', X ) ), ~( subclass( image( 
% 0.73/1.10    'successor_relation', X ), X ) ), inductive( X ) ],
% 0.73/1.10     [ inductive( omega ) ],
% 0.73/1.10     [ ~( inductive( X ) ), subclass( omega, X ) ],
% 0.73/1.10     [ member( omega, 'universal_class' ) ],
% 0.73/1.10     [ =( 'domain_of'( restrict( 'element_relation', 'universal_class', X ) )
% 0.73/1.10    , 'sum_class'( X ) ) ],
% 0.73/1.10     [ ~( member( X, 'universal_class' ) ), member( 'sum_class'( X ), 
% 0.73/1.10    'universal_class' ) ],
% 0.73/1.10     [ =( complement( image( 'element_relation', complement( X ) ) ), 
% 0.73/1.10    'power_class'( X ) ) ],
% 0.73/1.10     [ ~( member( X, 'universal_class' ) ), member( 'power_class'( X ), 
% 0.73/1.10    'universal_class' ) ],
% 0.73/1.10     [ subclass( compose( X, Y ), 'cross_product'( 'universal_class', 
% 0.73/1.10    'universal_class' ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), compose( Z, T ) ) ), member( Y, 
% 0.73/1.10    image( Z, image( T, singleton( X ) ) ) ) ],
% 0.73/1.10     [ ~( member( X, image( Y, image( Z, singleton( T ) ) ) ) ), ~( member( 
% 0.73/1.10    'ordered_pair'( T, X ), 'cross_product'( 'universal_class', 
% 0.73/1.10    'universal_class' ) ) ), member( 'ordered_pair'( T, X ), compose( Y, Z )
% 0.73/1.10     ) ],
% 0.73/1.10     [ ~( 'single_valued_class'( X ) ), subclass( compose( X, inverse( X ) )
% 0.73/1.10    , 'identity_relation' ) ],
% 0.73/1.10     [ ~( subclass( compose( X, inverse( X ) ), 'identity_relation' ) ), 
% 0.73/1.10    'single_valued_class'( X ) ],
% 0.73/1.10     [ ~( function( X ) ), subclass( X, 'cross_product'( 'universal_class', 
% 0.73/1.10    'universal_class' ) ) ],
% 0.73/1.10     [ ~( function( X ) ), subclass( compose( X, inverse( X ) ), 
% 0.73/1.10    'identity_relation' ) ],
% 0.73/1.10     [ ~( subclass( X, 'cross_product'( 'universal_class', 'universal_class'
% 0.73/1.10     ) ) ), ~( subclass( compose( X, inverse( X ) ), 'identity_relation' ) )
% 0.73/1.10    , function( X ) ],
% 0.73/1.10     [ ~( function( X ) ), ~( member( Y, 'universal_class' ) ), member( image( 
% 0.73/1.10    X, Y ), 'universal_class' ) ],
% 0.73/1.10     [ =( X, 'null_class' ), member( regular( X ), X ) ],
% 0.73/1.10     [ =( X, 'null_class' ), =( intersection( X, regular( X ) ), 'null_class'
% 0.73/1.10     ) ],
% 0.73/1.10     [ =( 'sum_class'( image( X, singleton( Y ) ) ), apply( X, Y ) ) ],
% 0.73/1.10     [ function( choice ) ],
% 0.73/1.10     [ ~( member( X, 'universal_class' ) ), =( X, 'null_class' ), member( 
% 0.73/1.10    apply( choice, X ), X ) ],
% 0.73/1.10     [ ~( 'one_to_one'( X ) ), function( X ) ],
% 0.73/1.10     [ ~( 'one_to_one'( X ) ), function( inverse( X ) ) ],
% 0.73/1.10     [ ~( function( inverse( X ) ) ), ~( function( X ) ), 'one_to_one'( X ) ]
% 0.73/1.10    ,
% 0.73/1.10     [ =( intersection( 'cross_product'( 'universal_class', 'universal_class'
% 0.73/1.10     ), intersection( 'cross_product'( 'universal_class', 'universal_class' )
% 0.73/1.10    , complement( compose( complement( 'element_relation' ), inverse( 
% 0.73/1.10    'element_relation' ) ) ) ) ), 'subset_relation' ) ],
% 0.73/1.10     [ =( intersection( inverse( 'subset_relation' ), 'subset_relation' ), 
% 0.73/1.10    'identity_relation' ) ],
% 0.73/1.10     [ =( complement( 'domain_of'( intersection( X, 'identity_relation' ) ) )
% 0.73/1.10    , diagonalise( X ) ) ],
% 0.73/1.10     [ =( intersection( 'domain_of'( X ), diagonalise( compose( inverse( 
% 0.73/1.10    'element_relation' ), X ) ) ), cantor( X ) ) ],
% 0.73/1.10     [ ~( operation( X ) ), function( X ) ],
% 0.73/1.10     [ ~( operation( X ) ), =( 'cross_product'( 'domain_of'( 'domain_of'( X )
% 0.73/1.10     ), 'domain_of'( 'domain_of'( X ) ) ), 'domain_of'( X ) ) ],
% 0.73/1.10     [ ~( operation( X ) ), subclass( 'range_of'( X ), 'domain_of'( 
% 0.73/1.10    'domain_of'( X ) ) ) ],
% 0.73/1.10     [ ~( function( X ) ), ~( =( 'cross_product'( 'domain_of'( 'domain_of'( X
% 0.73/1.10     ) ), 'domain_of'( 'domain_of'( X ) ) ), 'domain_of'( X ) ) ), ~( 
% 0.73/1.10    subclass( 'range_of'( X ), 'domain_of'( 'domain_of'( X ) ) ) ), operation( 
% 0.73/1.10    X ) ],
% 0.73/1.10     [ ~( compatible( X, Y, Z ) ), function( X ) ],
% 0.73/1.10     [ ~( compatible( X, Y, Z ) ), =( 'domain_of'( 'domain_of'( Y ) ), 
% 0.73/1.10    'domain_of'( X ) ) ],
% 0.73/1.10     [ ~( compatible( X, Y, Z ) ), subclass( 'range_of'( X ), 'domain_of'( 
% 0.73/1.10    'domain_of'( Z ) ) ) ],
% 0.73/1.10     [ ~( function( X ) ), ~( =( 'domain_of'( 'domain_of'( Y ) ), 'domain_of'( 
% 0.73/1.10    X ) ) ), ~( subclass( 'range_of'( X ), 'domain_of'( 'domain_of'( Z ) ) )
% 0.73/1.10     ), compatible( X, Y, Z ) ],
% 0.73/1.10     [ ~( homomorphism( X, Y, Z ) ), operation( Y ) ],
% 0.73/1.10     [ ~( homomorphism( X, Y, Z ) ), operation( Z ) ],
% 0.73/1.10     [ ~( homomorphism( X, Y, Z ) ), compatible( X, Y, Z ) ],
% 0.73/1.10     [ ~( homomorphism( X, Y, Z ) ), ~( member( 'ordered_pair'( T, U ), 
% 0.73/1.10    'domain_of'( Y ) ) ), =( apply( Z, 'ordered_pair'( apply( X, T ), apply( 
% 0.73/1.10    X, U ) ) ), apply( X, apply( Y, 'ordered_pair'( T, U ) ) ) ) ],
% 0.73/1.10     [ ~( operation( X ) ), ~( operation( Y ) ), ~( compatible( Z, X, Y ) ), 
% 0.73/1.10    member( 'ordered_pair'( 'not_homomorphism1'( Z, X, Y ), 
% 0.73/1.10    'not_homomorphism2'( Z, X, Y ) ), 'domain_of'( X ) ), homomorphism( Z, X
% 0.73/1.10    , Y ) ],
% 0.73/1.10     [ ~( operation( X ) ), ~( operation( Y ) ), ~( compatible( Z, X, Y ) ), 
% 0.73/1.10    ~( =( apply( Y, 'ordered_pair'( apply( Z, 'not_homomorphism1'( Z, X, Y )
% 0.73/1.10     ), apply( Z, 'not_homomorphism2'( Z, X, Y ) ) ) ), apply( Z, apply( X, 
% 0.73/1.10    'ordered_pair'( 'not_homomorphism1'( Z, X, Y ), 'not_homomorphism2'( Z, X
% 0.73/1.10    , Y ) ) ) ) ) ), homomorphism( Z, X, Y ) ],
% 0.73/1.10     [ subclass( 'compose_class'( X ), 'cross_product'( 'universal_class', 
% 0.73/1.10    'universal_class' ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'compose_class'( Z ) ) ), =( 
% 0.73/1.10    compose( Z, X ), Y ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( 'universal_class'
% 0.73/1.10    , 'universal_class' ) ) ), ~( =( compose( Z, X ), Y ) ), member( 
% 0.73/1.10    'ordered_pair'( X, Y ), 'compose_class'( Z ) ) ],
% 0.73/1.10     [ subclass( 'composition_function', 'cross_product'( 'universal_class', 
% 0.73/1.10    'cross_product'( 'universal_class', 'universal_class' ) ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, 'ordered_pair'( Y, Z ) ), 
% 0.73/1.10    'composition_function' ) ), =( compose( X, Y ), Z ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( 'universal_class'
% 0.73/1.10    , 'universal_class' ) ) ), member( 'ordered_pair'( X, 'ordered_pair'( Y, 
% 0.73/1.10    compose( X, Y ) ) ), 'composition_function' ) ],
% 0.73/1.10     [ subclass( 'domain_relation', 'cross_product'( 'universal_class', 
% 0.73/1.10    'universal_class' ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, Y ), 'domain_relation' ) ), =( 
% 0.73/1.10    'domain_of'( X ), Y ) ],
% 0.73/1.10     [ ~( member( X, 'universal_class' ) ), member( 'ordered_pair'( X, 
% 0.73/1.10    'domain_of'( X ) ), 'domain_relation' ) ],
% 0.73/1.10     [ =( first( 'not_subclass_element'( compose( X, inverse( X ) ), 
% 0.73/1.10    'identity_relation' ) ), 'single_valued1'( X ) ) ],
% 0.73/1.10     [ =( second( 'not_subclass_element'( compose( X, inverse( X ) ), 
% 0.73/1.10    'identity_relation' ) ), 'single_valued2'( X ) ) ],
% 0.73/1.10     [ =( domain( X, image( inverse( X ), singleton( 'single_valued1'( X ) )
% 0.73/1.10     ), 'single_valued2'( X ) ), 'single_valued3'( X ) ) ],
% 0.73/1.10     [ =( intersection( complement( compose( 'element_relation', complement( 
% 0.73/1.10    'identity_relation' ) ) ), 'element_relation' ), 'singleton_relation' ) ]
% 0.73/1.10    ,
% 0.73/1.10     [ subclass( 'application_function', 'cross_product'( 'universal_class', 
% 0.73/1.10    'cross_product'( 'universal_class', 'universal_class' ) ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, 'ordered_pair'( Y, Z ) ), 
% 0.73/1.10    'application_function' ) ), member( Y, 'domain_of'( X ) ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, 'ordered_pair'( Y, Z ) ), 
% 0.73/1.10    'application_function' ) ), =( apply( X, Y ), Z ) ],
% 0.73/1.10     [ ~( member( 'ordered_pair'( X, 'ordered_pair'( Y, Z ) ), 
% 0.73/1.10    'cross_product'( 'universal_class', 'cross_product'( 'universal_class', 
% 0.73/1.10    'universal_class' ) ) ) ), ~( member( Y, 'domain_of'( X ) ) ), member( 
% 0.73/1.10    'ordered_pair'( X, 'ordered_pair'( Y, apply( X, Y ) ) ), 
% 0.73/1.10    'application_function' ) ],
% 0.73/1.10     [ ~( maps( X, Y, Z ) ), function( X ) ],
% 0.73/1.10     [ ~( maps( X, Y, Z ) ), =( 'domain_of'( X ), Y ) ],
% 1.02/1.44     [ ~( maps( X, Y, Z ) ), subclass( 'range_of'( X ), Z ) ],
% 1.02/1.44     [ ~( function( X ) ), ~( subclass( 'range_of'( X ), Y ) ), maps( X, 
% 1.02/1.44    'domain_of'( X ), Y ) ],
% 1.02/1.44     [ ~( =( restrict( 'null_class', x, y ), 'null_class' ) ) ]
% 1.02/1.44  ] .
% 1.02/1.44  
% 1.02/1.44  
% 1.02/1.44  percentage equality = 0.228311, percentage horn = 0.929204
% 1.02/1.44  This is a problem with some equality
% 1.02/1.44  
% 1.02/1.44  
% 1.02/1.44  
% 1.02/1.44  Options Used:
% 1.02/1.44  
% 1.02/1.44  useres =            1
% 1.02/1.44  useparamod =        1
% 1.02/1.44  useeqrefl =         1
% 1.02/1.44  useeqfact =         1
% 1.02/1.44  usefactor =         1
% 1.02/1.44  usesimpsplitting =  0
% 1.02/1.44  usesimpdemod =      5
% 1.02/1.44  usesimpres =        3
% 1.02/1.44  
% 1.02/1.44  resimpinuse      =  1000
% 1.02/1.44  resimpclauses =     20000
% 1.02/1.44  substype =          eqrewr
% 1.02/1.44  backwardsubs =      1
% 1.02/1.44  selectoldest =      5
% 1.02/1.44  
% 1.02/1.44  litorderings [0] =  split
% 1.02/1.44  litorderings [1] =  extend the termordering, first sorting on arguments
% 1.02/1.44  
% 1.02/1.44  termordering =      kbo
% 1.02/1.44  
% 1.02/1.44  litapriori =        0
% 1.02/1.44  termapriori =       1
% 1.02/1.44  litaposteriori =    0
% 1.02/1.44  termaposteriori =   0
% 1.02/1.44  demodaposteriori =  0
% 1.02/1.44  ordereqreflfact =   0
% 1.02/1.44  
% 1.02/1.44  litselect =         negord
% 1.02/1.44  
% 1.02/1.44  maxweight =         15
% 1.02/1.44  maxdepth =          30000
% 1.02/1.44  maxlength =         115
% 1.02/1.44  maxnrvars =         195
% 1.02/1.44  excuselevel =       1
% 1.02/1.44  increasemaxweight = 1
% 1.02/1.44  
% 1.02/1.44  maxselected =       10000000
% 1.02/1.44  maxnrclauses =      10000000
% 1.02/1.44  
% 1.02/1.44  showgenerated =    0
% 1.02/1.44  showkept =         0
% 1.02/1.44  showselected =     0
% 1.02/1.44  showdeleted =      0
% 1.02/1.44  showresimp =       1
% 1.02/1.44  showstatus =       2000
% 1.02/1.44  
% 1.02/1.44  prologoutput =     1
% 1.02/1.44  nrgoals =          5000000
% 1.02/1.44  totalproof =       1
% 1.02/1.44  
% 1.02/1.44  Symbols occurring in the translation:
% 1.02/1.44  
% 1.02/1.44  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 1.02/1.44  .  [1, 2]      (w:1, o:64, a:1, s:1, b:0), 
% 1.02/1.44  !  [4, 1]      (w:0, o:35, a:1, s:1, b:0), 
% 1.02/1.44  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.02/1.44  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 1.02/1.44  subclass  [41, 2]      (w:1, o:89, a:1, s:1, b:0), 
% 1.02/1.44  member  [43, 2]      (w:1, o:90, a:1, s:1, b:0), 
% 1.02/1.44  'not_subclass_element'  [44, 2]      (w:1, o:91, a:1, s:1, b:0), 
% 1.02/1.44  'universal_class'  [45, 0]      (w:1, o:22, a:1, s:1, b:0), 
% 1.02/1.44  'unordered_pair'  [46, 2]      (w:1, o:92, a:1, s:1, b:0), 
% 1.02/1.44  singleton  [47, 1]      (w:1, o:43, a:1, s:1, b:0), 
% 1.02/1.44  'ordered_pair'  [48, 2]      (w:1, o:93, a:1, s:1, b:0), 
% 1.02/1.44  'cross_product'  [50, 2]      (w:1, o:94, a:1, s:1, b:0), 
% 1.02/1.44  first  [52, 1]      (w:1, o:44, a:1, s:1, b:0), 
% 1.02/1.44  second  [53, 1]      (w:1, o:45, a:1, s:1, b:0), 
% 1.02/1.44  'element_relation'  [54, 0]      (w:1, o:27, a:1, s:1, b:0), 
% 1.02/1.44  intersection  [55, 2]      (w:1, o:96, a:1, s:1, b:0), 
% 1.02/1.44  complement  [56, 1]      (w:1, o:46, a:1, s:1, b:0), 
% 1.02/1.44  union  [57, 2]      (w:1, o:97, a:1, s:1, b:0), 
% 1.02/1.44  'symmetric_difference'  [58, 2]      (w:1, o:98, a:1, s:1, b:0), 
% 1.02/1.44  restrict  [60, 3]      (w:1, o:101, a:1, s:1, b:0), 
% 1.02/1.44  'null_class'  [61, 0]      (w:1, o:28, a:1, s:1, b:0), 
% 1.02/1.44  'domain_of'  [62, 1]      (w:1, o:49, a:1, s:1, b:0), 
% 1.02/1.44  rotate  [63, 1]      (w:1, o:40, a:1, s:1, b:0), 
% 1.02/1.44  flip  [65, 1]      (w:1, o:50, a:1, s:1, b:0), 
% 1.02/1.44  inverse  [66, 1]      (w:1, o:51, a:1, s:1, b:0), 
% 1.02/1.44  'range_of'  [67, 1]      (w:1, o:41, a:1, s:1, b:0), 
% 1.02/1.44  domain  [68, 3]      (w:1, o:103, a:1, s:1, b:0), 
% 1.02/1.44  range  [69, 3]      (w:1, o:104, a:1, s:1, b:0), 
% 1.02/1.44  image  [70, 2]      (w:1, o:95, a:1, s:1, b:0), 
% 1.02/1.44  successor  [71, 1]      (w:1, o:52, a:1, s:1, b:0), 
% 1.02/1.44  'successor_relation'  [72, 0]      (w:1, o:6, a:1, s:1, b:0), 
% 1.02/1.44  inductive  [73, 1]      (w:1, o:53, a:1, s:1, b:0), 
% 1.02/1.44  omega  [74, 0]      (w:1, o:10, a:1, s:1, b:0), 
% 1.02/1.44  'sum_class'  [75, 1]      (w:1, o:54, a:1, s:1, b:0), 
% 1.02/1.44  'power_class'  [76, 1]      (w:1, o:57, a:1, s:1, b:0), 
% 1.02/1.44  compose  [78, 2]      (w:1, o:99, a:1, s:1, b:0), 
% 1.02/1.44  'single_valued_class'  [79, 1]      (w:1, o:58, a:1, s:1, b:0), 
% 1.02/1.44  'identity_relation'  [80, 0]      (w:1, o:29, a:1, s:1, b:0), 
% 1.02/1.44  function  [82, 1]      (w:1, o:59, a:1, s:1, b:0), 
% 1.02/1.44  regular  [83, 1]      (w:1, o:42, a:1, s:1, b:0), 
% 1.02/1.44  apply  [84, 2]      (w:1, o:100, a:1, s:1, b:0), 
% 1.02/1.44  choice  [85, 0]      (w:1, o:30, a:1, s:1, b:0), 
% 1.02/1.44  'one_to_one'  [86, 1]      (w:1, o:55, a:1, s:1, b:0), 
% 1.02/1.44  'subset_relation'  [87, 0]      (w:1, o:5, a:1, s:1, b:0), 
% 1.02/1.44  diagonalise  [88, 1]      (w:1, o:60, a:1, s:1, b:0), 
% 1.02/1.44  cantor  [89, 1]      (w:1, o:47, a:1, s:1, b:0), 
% 1.02/1.44  operation  [90, 1]      (w:1, o:56, a:1, s:1, b:0), 
% 1.02/1.44  compatible  [94, 3]      (w:1, o:102, a:1, s:1, b:0), 
% 1.02/1.44  homomorphism  [95, 3]      (w:1, o:105, a:1, s:1, b:0), 
% 1.02/1.44  'not_homomorphism1'  [96, 3]      (w:1, o:107, a:1, s:1, b:0), 
% 1.02/1.44  'not_homomorphism2'  [97, 3]      (w:1, o:108, a:1, s:1, b:0), 
% 1.02/1.44  'compose_class'  [98, 1]      (w:1, o:48, a:1, s:1, b:0), 
% 1.02/1.44  'composition_function'  [99, 0]      (w:1, o:31, a:1, s:1, b:0), 
% 1.02/1.44  'domain_relation'  [100, 0]      (w:1, o:26, a:1, s:1, b:0), 
% 1.02/1.44  'single_valued1'  [101, 1]      (w:1, o:61, a:1, s:1, b:0), 
% 1.02/1.44  'single_valued2'  [102, 1]      (w:1, o:62, a:1, s:1, b:0), 
% 1.02/1.44  'single_valued3'  [103, 1]      (w:1, o:63, a:1, s:1, b:0), 
% 1.02/1.44  'singleton_relation'  [104, 0]      (w:1, o:7, a:1, s:1, b:0), 
% 1.02/1.44  'application_function'  [105, 0]      (w:1, o:32, a:1, s:1, b:0), 
% 1.02/1.44  maps  [106, 3]      (w:1, o:106, a:1, s:1, b:0), 
% 1.02/1.44  x  [107, 0]      (w:1, o:33, a:1, s:1, b:0), 
% 1.02/1.44  y  [108, 0]      (w:1, o:34, a:1, s:1, b:0).
% 1.02/1.44  
% 1.02/1.44  
% 1.02/1.44  Starting Search:
% 1.02/1.44  
% 1.02/1.44  Resimplifying inuse:
% 1.02/1.44  Done
% 1.02/1.44  
% 1.02/1.44  
% 1.02/1.44  Intermediate Status:
% 1.02/1.44  Generated:    4939
% 1.02/1.44  Kept:         2019
% 1.02/1.44  Inuse:        100
% 1.02/1.44  Deleted:      8
% 1.02/1.44  Deletedinuse: 2
% 1.02/1.44  
% 1.02/1.44  Resimplifying inuse:
% 1.02/1.44  Done
% 1.02/1.44  
% 1.02/1.44  Resimplifying inuse:
% 1.02/1.44  Done
% 1.02/1.44  
% 1.02/1.44  
% 1.02/1.44  Intermediate Status:
% 1.02/1.44  Generated:    9532
% 1.02/1.44  Kept:         4024
% 1.02/1.44  Inuse:        181
% 1.02/1.45  Deleted:      18
% 1.02/1.45  Deletedinuse: 6
% 1.02/1.45  
% 1.02/1.45  Resimplifying inuse:
% 1.02/1.45  Done
% 1.02/1.45  
% 1.02/1.45  Resimplifying inuse:
% 1.02/1.45  Done
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  Intermediate Status:
% 1.02/1.45  Generated:    13399
% 1.02/1.45  Kept:         6048
% 1.02/1.45  Inuse:        234
% 1.02/1.45  Deleted:      21
% 1.02/1.45  Deletedinuse: 7
% 1.02/1.45  
% 1.02/1.45  Resimplifying inuse:
% 1.02/1.45  Done
% 1.02/1.45  
% 1.02/1.45  Resimplifying inuse:
% 1.02/1.45  Done
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  Intermediate Status:
% 1.02/1.45  Generated:    18145
% 1.02/1.45  Kept:         8110
% 1.02/1.45  Inuse:        285
% 1.02/1.45  Deleted:      79
% 1.02/1.45  Deletedinuse: 63
% 1.02/1.45  
% 1.02/1.45  Resimplifying inuse:
% 1.02/1.45  
% 1.02/1.45  Bliksems!, er is een bewijs:
% 1.02/1.45  % SZS status Unsatisfiable
% 1.02/1.45  % SZS output start Refutation
% 1.02/1.45  
% 1.02/1.45  clause( 0, [ ~( subclass( X, Y ) ), ~( member( Z, X ) ), member( Z, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  .
% 1.02/1.45  clause( 3, [ subclass( X, 'universal_class' ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 19, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 22, [ ~( member( X, complement( Y ) ) ), ~( member( X, Y ) ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 26, [ =( intersection( X, 'cross_product'( Y, Z ) ), restrict( X, Y
% 1.02/1.45    , Z ) ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 64, [ =( X, 'null_class' ), member( regular( X ), X ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 111, [ ~( =( restrict( 'null_class', x, y ), 'null_class' ) ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 127, [ ~( member( X, Y ) ), member( X, 'universal_class' ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 1856, [ ~( member( X, complement( 'universal_class' ) ) ), ~( 
% 1.02/1.45    member( X, Y ) ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 1880, [ ~( member( X, complement( 'universal_class' ) ) ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 1884, [ ~( member( X, intersection( complement( 'universal_class' )
% 1.02/1.45    , Y ) ) ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 6848, [ =( intersection( complement( 'universal_class' ), X ), 
% 1.02/1.45    'null_class' ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 7437, [ ~( member( X, 'null_class' ) ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 7464, [ ~( member( X, intersection( 'null_class', Y ) ) ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 8285, [ =( intersection( 'null_class', X ), 'null_class' ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 8348, [ =( restrict( 'null_class', X, Y ), 'null_class' ) ] )
% 1.02/1.45  .
% 1.02/1.45  clause( 8488, [] )
% 1.02/1.45  .
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  % SZS output end Refutation
% 1.02/1.45  found a proof!
% 1.02/1.45  
% 1.02/1.45  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 1.02/1.45  
% 1.02/1.45  initialclauses(
% 1.02/1.45  [ clause( 8490, [ ~( subclass( X, Y ) ), ~( member( Z, X ) ), member( Z, Y
% 1.02/1.45     ) ] )
% 1.02/1.45  , clause( 8491, [ member( 'not_subclass_element'( X, Y ), X ), subclass( X
% 1.02/1.45    , Y ) ] )
% 1.02/1.45  , clause( 8492, [ ~( member( 'not_subclass_element'( X, Y ), Y ) ), 
% 1.02/1.45    subclass( X, Y ) ] )
% 1.02/1.45  , clause( 8493, [ subclass( X, 'universal_class' ) ] )
% 1.02/1.45  , clause( 8494, [ ~( =( X, Y ) ), subclass( X, Y ) ] )
% 1.02/1.45  , clause( 8495, [ ~( =( X, Y ) ), subclass( Y, X ) ] )
% 1.02/1.45  , clause( 8496, [ ~( subclass( X, Y ) ), ~( subclass( Y, X ) ), =( X, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8497, [ ~( member( X, 'unordered_pair'( Y, Z ) ) ), =( X, Y ), 
% 1.02/1.45    =( X, Z ) ] )
% 1.02/1.45  , clause( 8498, [ ~( member( X, 'universal_class' ) ), member( X, 
% 1.02/1.45    'unordered_pair'( X, Y ) ) ] )
% 1.02/1.45  , clause( 8499, [ ~( member( X, 'universal_class' ) ), member( X, 
% 1.02/1.45    'unordered_pair'( Y, X ) ) ] )
% 1.02/1.45  , clause( 8500, [ member( 'unordered_pair'( X, Y ), 'universal_class' ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8501, [ =( 'unordered_pair'( X, X ), singleton( X ) ) ] )
% 1.02/1.45  , clause( 8502, [ =( 'unordered_pair'( singleton( X ), 'unordered_pair'( X
% 1.02/1.45    , singleton( Y ) ) ), 'ordered_pair'( X, Y ) ) ] )
% 1.02/1.45  , clause( 8503, [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( Z, T
% 1.02/1.45     ) ) ), member( X, Z ) ] )
% 1.02/1.45  , clause( 8504, [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( Z, T
% 1.02/1.45     ) ) ), member( Y, T ) ] )
% 1.02/1.45  , clause( 8505, [ ~( member( X, Y ) ), ~( member( Z, T ) ), member( 
% 1.02/1.45    'ordered_pair'( X, Z ), 'cross_product'( Y, T ) ) ] )
% 1.02/1.45  , clause( 8506, [ ~( member( X, 'cross_product'( Y, Z ) ) ), =( 
% 1.02/1.45    'ordered_pair'( first( X ), second( X ) ), X ) ] )
% 1.02/1.45  , clause( 8507, [ subclass( 'element_relation', 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ] )
% 1.02/1.45  , clause( 8508, [ ~( member( 'ordered_pair'( X, Y ), 'element_relation' ) )
% 1.02/1.45    , member( X, Y ) ] )
% 1.02/1.45  , clause( 8509, [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ), ~( member( X, Y ) ), member( 
% 1.02/1.45    'ordered_pair'( X, Y ), 'element_relation' ) ] )
% 1.02/1.45  , clause( 8510, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8511, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Z ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8512, [ ~( member( X, Y ) ), ~( member( X, Z ) ), member( X, 
% 1.02/1.45    intersection( Y, Z ) ) ] )
% 1.02/1.45  , clause( 8513, [ ~( member( X, complement( Y ) ) ), ~( member( X, Y ) ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8514, [ ~( member( X, 'universal_class' ) ), member( X, 
% 1.02/1.45    complement( Y ) ), member( X, Y ) ] )
% 1.02/1.45  , clause( 8515, [ =( complement( intersection( complement( X ), complement( 
% 1.02/1.45    Y ) ) ), union( X, Y ) ) ] )
% 1.02/1.45  , clause( 8516, [ =( intersection( complement( intersection( X, Y ) ), 
% 1.02/1.45    complement( intersection( complement( X ), complement( Y ) ) ) ), 
% 1.02/1.45    'symmetric_difference'( X, Y ) ) ] )
% 1.02/1.45  , clause( 8517, [ =( intersection( X, 'cross_product'( Y, Z ) ), restrict( 
% 1.02/1.45    X, Y, Z ) ) ] )
% 1.02/1.45  , clause( 8518, [ =( intersection( 'cross_product'( X, Y ), Z ), restrict( 
% 1.02/1.45    Z, X, Y ) ) ] )
% 1.02/1.45  , clause( 8519, [ ~( =( restrict( X, singleton( Y ), 'universal_class' ), 
% 1.02/1.45    'null_class' ) ), ~( member( Y, 'domain_of'( X ) ) ) ] )
% 1.02/1.45  , clause( 8520, [ ~( member( X, 'universal_class' ) ), =( restrict( Y, 
% 1.02/1.45    singleton( X ), 'universal_class' ), 'null_class' ), member( X, 
% 1.02/1.45    'domain_of'( Y ) ) ] )
% 1.02/1.45  , clause( 8521, [ subclass( rotate( X ), 'cross_product'( 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ), 'universal_class' ) ) ] )
% 1.02/1.45  , clause( 8522, [ ~( member( 'ordered_pair'( 'ordered_pair'( X, Y ), Z ), 
% 1.02/1.45    rotate( T ) ) ), member( 'ordered_pair'( 'ordered_pair'( Y, Z ), X ), T )
% 1.02/1.45     ] )
% 1.02/1.45  , clause( 8523, [ ~( member( 'ordered_pair'( 'ordered_pair'( X, Y ), Z ), T
% 1.02/1.45     ) ), ~( member( 'ordered_pair'( 'ordered_pair'( Z, X ), Y ), 
% 1.02/1.45    'cross_product'( 'cross_product'( 'universal_class', 'universal_class' )
% 1.02/1.45    , 'universal_class' ) ) ), member( 'ordered_pair'( 'ordered_pair'( Z, X )
% 1.02/1.45    , Y ), rotate( T ) ) ] )
% 1.02/1.45  , clause( 8524, [ subclass( flip( X ), 'cross_product'( 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ), 'universal_class' ) ) ] )
% 1.02/1.45  , clause( 8525, [ ~( member( 'ordered_pair'( 'ordered_pair'( X, Y ), Z ), 
% 1.02/1.45    flip( T ) ) ), member( 'ordered_pair'( 'ordered_pair'( Y, X ), Z ), T ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8526, [ ~( member( 'ordered_pair'( 'ordered_pair'( X, Y ), Z ), T
% 1.02/1.45     ) ), ~( member( 'ordered_pair'( 'ordered_pair'( Y, X ), Z ), 
% 1.02/1.45    'cross_product'( 'cross_product'( 'universal_class', 'universal_class' )
% 1.02/1.45    , 'universal_class' ) ) ), member( 'ordered_pair'( 'ordered_pair'( Y, X )
% 1.02/1.45    , Z ), flip( T ) ) ] )
% 1.02/1.45  , clause( 8527, [ =( 'domain_of'( flip( 'cross_product'( X, 
% 1.02/1.45    'universal_class' ) ) ), inverse( X ) ) ] )
% 1.02/1.45  , clause( 8528, [ =( 'domain_of'( inverse( X ) ), 'range_of'( X ) ) ] )
% 1.02/1.45  , clause( 8529, [ =( first( 'not_subclass_element'( restrict( X, Y, 
% 1.02/1.45    singleton( Z ) ), 'null_class' ) ), domain( X, Y, Z ) ) ] )
% 1.02/1.45  , clause( 8530, [ =( second( 'not_subclass_element'( restrict( X, singleton( 
% 1.02/1.45    Y ), Z ), 'null_class' ) ), range( X, Y, Z ) ) ] )
% 1.02/1.45  , clause( 8531, [ =( 'range_of'( restrict( X, Y, 'universal_class' ) ), 
% 1.02/1.45    image( X, Y ) ) ] )
% 1.02/1.45  , clause( 8532, [ =( union( X, singleton( X ) ), successor( X ) ) ] )
% 1.02/1.45  , clause( 8533, [ subclass( 'successor_relation', 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ] )
% 1.02/1.45  , clause( 8534, [ ~( member( 'ordered_pair'( X, Y ), 'successor_relation' )
% 1.02/1.45     ), =( successor( X ), Y ) ] )
% 1.02/1.45  , clause( 8535, [ ~( =( successor( X ), Y ) ), ~( member( 'ordered_pair'( X
% 1.02/1.45    , Y ), 'cross_product'( 'universal_class', 'universal_class' ) ) ), 
% 1.02/1.45    member( 'ordered_pair'( X, Y ), 'successor_relation' ) ] )
% 1.02/1.45  , clause( 8536, [ ~( inductive( X ) ), member( 'null_class', X ) ] )
% 1.02/1.45  , clause( 8537, [ ~( inductive( X ) ), subclass( image( 
% 1.02/1.45    'successor_relation', X ), X ) ] )
% 1.02/1.45  , clause( 8538, [ ~( member( 'null_class', X ) ), ~( subclass( image( 
% 1.02/1.45    'successor_relation', X ), X ) ), inductive( X ) ] )
% 1.02/1.45  , clause( 8539, [ inductive( omega ) ] )
% 1.02/1.45  , clause( 8540, [ ~( inductive( X ) ), subclass( omega, X ) ] )
% 1.02/1.45  , clause( 8541, [ member( omega, 'universal_class' ) ] )
% 1.02/1.45  , clause( 8542, [ =( 'domain_of'( restrict( 'element_relation', 
% 1.02/1.45    'universal_class', X ) ), 'sum_class'( X ) ) ] )
% 1.02/1.45  , clause( 8543, [ ~( member( X, 'universal_class' ) ), member( 'sum_class'( 
% 1.02/1.45    X ), 'universal_class' ) ] )
% 1.02/1.45  , clause( 8544, [ =( complement( image( 'element_relation', complement( X )
% 1.02/1.45     ) ), 'power_class'( X ) ) ] )
% 1.02/1.45  , clause( 8545, [ ~( member( X, 'universal_class' ) ), member( 
% 1.02/1.45    'power_class'( X ), 'universal_class' ) ] )
% 1.02/1.45  , clause( 8546, [ subclass( compose( X, Y ), 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ] )
% 1.02/1.45  , clause( 8547, [ ~( member( 'ordered_pair'( X, Y ), compose( Z, T ) ) ), 
% 1.02/1.45    member( Y, image( Z, image( T, singleton( X ) ) ) ) ] )
% 1.02/1.45  , clause( 8548, [ ~( member( X, image( Y, image( Z, singleton( T ) ) ) ) )
% 1.02/1.45    , ~( member( 'ordered_pair'( T, X ), 'cross_product'( 'universal_class', 
% 1.02/1.45    'universal_class' ) ) ), member( 'ordered_pair'( T, X ), compose( Y, Z )
% 1.02/1.45     ) ] )
% 1.02/1.45  , clause( 8549, [ ~( 'single_valued_class'( X ) ), subclass( compose( X, 
% 1.02/1.45    inverse( X ) ), 'identity_relation' ) ] )
% 1.02/1.45  , clause( 8550, [ ~( subclass( compose( X, inverse( X ) ), 
% 1.02/1.45    'identity_relation' ) ), 'single_valued_class'( X ) ] )
% 1.02/1.45  , clause( 8551, [ ~( function( X ) ), subclass( X, 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ] )
% 1.02/1.45  , clause( 8552, [ ~( function( X ) ), subclass( compose( X, inverse( X ) )
% 1.02/1.45    , 'identity_relation' ) ] )
% 1.02/1.45  , clause( 8553, [ ~( subclass( X, 'cross_product'( 'universal_class', 
% 1.02/1.45    'universal_class' ) ) ), ~( subclass( compose( X, inverse( X ) ), 
% 1.02/1.45    'identity_relation' ) ), function( X ) ] )
% 1.02/1.45  , clause( 8554, [ ~( function( X ) ), ~( member( Y, 'universal_class' ) ), 
% 1.02/1.45    member( image( X, Y ), 'universal_class' ) ] )
% 1.02/1.45  , clause( 8555, [ =( X, 'null_class' ), member( regular( X ), X ) ] )
% 1.02/1.45  , clause( 8556, [ =( X, 'null_class' ), =( intersection( X, regular( X ) )
% 1.02/1.45    , 'null_class' ) ] )
% 1.02/1.45  , clause( 8557, [ =( 'sum_class'( image( X, singleton( Y ) ) ), apply( X, Y
% 1.02/1.45     ) ) ] )
% 1.02/1.45  , clause( 8558, [ function( choice ) ] )
% 1.02/1.45  , clause( 8559, [ ~( member( X, 'universal_class' ) ), =( X, 'null_class' )
% 1.02/1.45    , member( apply( choice, X ), X ) ] )
% 1.02/1.45  , clause( 8560, [ ~( 'one_to_one'( X ) ), function( X ) ] )
% 1.02/1.45  , clause( 8561, [ ~( 'one_to_one'( X ) ), function( inverse( X ) ) ] )
% 1.02/1.45  , clause( 8562, [ ~( function( inverse( X ) ) ), ~( function( X ) ), 
% 1.02/1.45    'one_to_one'( X ) ] )
% 1.02/1.45  , clause( 8563, [ =( intersection( 'cross_product'( 'universal_class', 
% 1.02/1.45    'universal_class' ), intersection( 'cross_product'( 'universal_class', 
% 1.02/1.45    'universal_class' ), complement( compose( complement( 'element_relation'
% 1.02/1.45     ), inverse( 'element_relation' ) ) ) ) ), 'subset_relation' ) ] )
% 1.02/1.45  , clause( 8564, [ =( intersection( inverse( 'subset_relation' ), 
% 1.02/1.45    'subset_relation' ), 'identity_relation' ) ] )
% 1.02/1.45  , clause( 8565, [ =( complement( 'domain_of'( intersection( X, 
% 1.02/1.45    'identity_relation' ) ) ), diagonalise( X ) ) ] )
% 1.02/1.45  , clause( 8566, [ =( intersection( 'domain_of'( X ), diagonalise( compose( 
% 1.02/1.45    inverse( 'element_relation' ), X ) ) ), cantor( X ) ) ] )
% 1.02/1.45  , clause( 8567, [ ~( operation( X ) ), function( X ) ] )
% 1.02/1.45  , clause( 8568, [ ~( operation( X ) ), =( 'cross_product'( 'domain_of'( 
% 1.02/1.45    'domain_of'( X ) ), 'domain_of'( 'domain_of'( X ) ) ), 'domain_of'( X ) )
% 1.02/1.45     ] )
% 1.02/1.45  , clause( 8569, [ ~( operation( X ) ), subclass( 'range_of'( X ), 
% 1.02/1.45    'domain_of'( 'domain_of'( X ) ) ) ] )
% 1.02/1.45  , clause( 8570, [ ~( function( X ) ), ~( =( 'cross_product'( 'domain_of'( 
% 1.02/1.45    'domain_of'( X ) ), 'domain_of'( 'domain_of'( X ) ) ), 'domain_of'( X ) )
% 1.02/1.45     ), ~( subclass( 'range_of'( X ), 'domain_of'( 'domain_of'( X ) ) ) ), 
% 1.02/1.45    operation( X ) ] )
% 1.02/1.45  , clause( 8571, [ ~( compatible( X, Y, Z ) ), function( X ) ] )
% 1.02/1.45  , clause( 8572, [ ~( compatible( X, Y, Z ) ), =( 'domain_of'( 'domain_of'( 
% 1.02/1.45    Y ) ), 'domain_of'( X ) ) ] )
% 1.02/1.45  , clause( 8573, [ ~( compatible( X, Y, Z ) ), subclass( 'range_of'( X ), 
% 1.02/1.45    'domain_of'( 'domain_of'( Z ) ) ) ] )
% 1.02/1.45  , clause( 8574, [ ~( function( X ) ), ~( =( 'domain_of'( 'domain_of'( Y ) )
% 1.02/1.45    , 'domain_of'( X ) ) ), ~( subclass( 'range_of'( X ), 'domain_of'( 
% 1.02/1.45    'domain_of'( Z ) ) ) ), compatible( X, Y, Z ) ] )
% 1.02/1.45  , clause( 8575, [ ~( homomorphism( X, Y, Z ) ), operation( Y ) ] )
% 1.02/1.45  , clause( 8576, [ ~( homomorphism( X, Y, Z ) ), operation( Z ) ] )
% 1.02/1.45  , clause( 8577, [ ~( homomorphism( X, Y, Z ) ), compatible( X, Y, Z ) ] )
% 1.02/1.45  , clause( 8578, [ ~( homomorphism( X, Y, Z ) ), ~( member( 'ordered_pair'( 
% 1.02/1.45    T, U ), 'domain_of'( Y ) ) ), =( apply( Z, 'ordered_pair'( apply( X, T )
% 1.02/1.45    , apply( X, U ) ) ), apply( X, apply( Y, 'ordered_pair'( T, U ) ) ) ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8579, [ ~( operation( X ) ), ~( operation( Y ) ), ~( compatible( 
% 1.02/1.45    Z, X, Y ) ), member( 'ordered_pair'( 'not_homomorphism1'( Z, X, Y ), 
% 1.02/1.45    'not_homomorphism2'( Z, X, Y ) ), 'domain_of'( X ) ), homomorphism( Z, X
% 1.02/1.45    , Y ) ] )
% 1.02/1.45  , clause( 8580, [ ~( operation( X ) ), ~( operation( Y ) ), ~( compatible( 
% 1.02/1.45    Z, X, Y ) ), ~( =( apply( Y, 'ordered_pair'( apply( Z, 
% 1.02/1.45    'not_homomorphism1'( Z, X, Y ) ), apply( Z, 'not_homomorphism2'( Z, X, Y
% 1.02/1.45     ) ) ) ), apply( Z, apply( X, 'ordered_pair'( 'not_homomorphism1'( Z, X, 
% 1.02/1.45    Y ), 'not_homomorphism2'( Z, X, Y ) ) ) ) ) ), homomorphism( Z, X, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8581, [ subclass( 'compose_class'( X ), 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ] )
% 1.02/1.45  , clause( 8582, [ ~( member( 'ordered_pair'( X, Y ), 'compose_class'( Z ) )
% 1.02/1.45     ), =( compose( Z, X ), Y ) ] )
% 1.02/1.45  , clause( 8583, [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ), ~( =( compose( Z, X ), Y ) )
% 1.02/1.45    , member( 'ordered_pair'( X, Y ), 'compose_class'( Z ) ) ] )
% 1.02/1.45  , clause( 8584, [ subclass( 'composition_function', 'cross_product'( 
% 1.02/1.45    'universal_class', 'cross_product'( 'universal_class', 'universal_class'
% 1.02/1.45     ) ) ) ] )
% 1.02/1.45  , clause( 8585, [ ~( member( 'ordered_pair'( X, 'ordered_pair'( Y, Z ) ), 
% 1.02/1.45    'composition_function' ) ), =( compose( X, Y ), Z ) ] )
% 1.02/1.45  , clause( 8586, [ ~( member( 'ordered_pair'( X, Y ), 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ), member( 'ordered_pair'( X, 
% 1.02/1.45    'ordered_pair'( Y, compose( X, Y ) ) ), 'composition_function' ) ] )
% 1.02/1.45  , clause( 8587, [ subclass( 'domain_relation', 'cross_product'( 
% 1.02/1.45    'universal_class', 'universal_class' ) ) ] )
% 1.02/1.45  , clause( 8588, [ ~( member( 'ordered_pair'( X, Y ), 'domain_relation' ) )
% 1.02/1.45    , =( 'domain_of'( X ), Y ) ] )
% 1.02/1.45  , clause( 8589, [ ~( member( X, 'universal_class' ) ), member( 
% 1.02/1.45    'ordered_pair'( X, 'domain_of'( X ) ), 'domain_relation' ) ] )
% 1.02/1.45  , clause( 8590, [ =( first( 'not_subclass_element'( compose( X, inverse( X
% 1.02/1.45     ) ), 'identity_relation' ) ), 'single_valued1'( X ) ) ] )
% 1.02/1.45  , clause( 8591, [ =( second( 'not_subclass_element'( compose( X, inverse( X
% 1.02/1.45     ) ), 'identity_relation' ) ), 'single_valued2'( X ) ) ] )
% 1.02/1.45  , clause( 8592, [ =( domain( X, image( inverse( X ), singleton( 
% 1.02/1.45    'single_valued1'( X ) ) ), 'single_valued2'( X ) ), 'single_valued3'( X )
% 1.02/1.45     ) ] )
% 1.02/1.45  , clause( 8593, [ =( intersection( complement( compose( 'element_relation'
% 1.02/1.45    , complement( 'identity_relation' ) ) ), 'element_relation' ), 
% 1.02/1.45    'singleton_relation' ) ] )
% 1.02/1.45  , clause( 8594, [ subclass( 'application_function', 'cross_product'( 
% 1.02/1.45    'universal_class', 'cross_product'( 'universal_class', 'universal_class'
% 1.02/1.45     ) ) ) ] )
% 1.02/1.45  , clause( 8595, [ ~( member( 'ordered_pair'( X, 'ordered_pair'( Y, Z ) ), 
% 1.02/1.45    'application_function' ) ), member( Y, 'domain_of'( X ) ) ] )
% 1.02/1.45  , clause( 8596, [ ~( member( 'ordered_pair'( X, 'ordered_pair'( Y, Z ) ), 
% 1.02/1.45    'application_function' ) ), =( apply( X, Y ), Z ) ] )
% 1.02/1.45  , clause( 8597, [ ~( member( 'ordered_pair'( X, 'ordered_pair'( Y, Z ) ), 
% 1.02/1.45    'cross_product'( 'universal_class', 'cross_product'( 'universal_class', 
% 1.02/1.45    'universal_class' ) ) ) ), ~( member( Y, 'domain_of'( X ) ) ), member( 
% 1.02/1.45    'ordered_pair'( X, 'ordered_pair'( Y, apply( X, Y ) ) ), 
% 1.02/1.45    'application_function' ) ] )
% 1.02/1.45  , clause( 8598, [ ~( maps( X, Y, Z ) ), function( X ) ] )
% 1.02/1.45  , clause( 8599, [ ~( maps( X, Y, Z ) ), =( 'domain_of'( X ), Y ) ] )
% 1.02/1.45  , clause( 8600, [ ~( maps( X, Y, Z ) ), subclass( 'range_of'( X ), Z ) ] )
% 1.02/1.45  , clause( 8601, [ ~( function( X ) ), ~( subclass( 'range_of'( X ), Y ) ), 
% 1.02/1.45    maps( X, 'domain_of'( X ), Y ) ] )
% 1.02/1.45  , clause( 8602, [ ~( =( restrict( 'null_class', x, y ), 'null_class' ) ) ]
% 1.02/1.45     )
% 1.02/1.45  ] ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 0, [ ~( subclass( X, Y ) ), ~( member( Z, X ) ), member( Z, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  , clause( 8490, [ ~( subclass( X, Y ) ), ~( member( Z, X ) ), member( Z, Y
% 1.02/1.45     ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 1.02/1.45    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 ), ==>( 2, 2 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 3, [ subclass( X, 'universal_class' ) ] )
% 1.02/1.45  , clause( 8493, [ subclass( X, 'universal_class' ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 19, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ] )
% 1.02/1.45  , clause( 8510, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 1.02/1.45    permutation( 0, [ ==>( 0, 0 ), ==>( 1, 1 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 22, [ ~( member( X, complement( Y ) ) ), ~( member( X, Y ) ) ] )
% 1.02/1.45  , clause( 8513, [ ~( member( X, complement( Y ) ) ), ~( member( X, Y ) ) ]
% 1.02/1.45     )
% 1.02/1.45  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.02/1.45     ), ==>( 1, 1 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 26, [ =( intersection( X, 'cross_product'( Y, Z ) ), restrict( X, Y
% 1.02/1.45    , Z ) ) ] )
% 1.02/1.45  , clause( 8517, [ =( intersection( X, 'cross_product'( Y, Z ) ), restrict( 
% 1.02/1.45    X, Y, Z ) ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X ), :=( Y, Y ), :=( Z, Z )] ), 
% 1.02/1.45    permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 64, [ =( X, 'null_class' ), member( regular( X ), X ) ] )
% 1.02/1.45  , clause( 8555, [ =( X, 'null_class' ), member( regular( X ), X ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 1.02/1.45    1 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 111, [ ~( =( restrict( 'null_class', x, y ), 'null_class' ) ) ] )
% 1.02/1.45  , clause( 8602, [ ~( =( restrict( 'null_class', x, y ), 'null_class' ) ) ]
% 1.02/1.45     )
% 1.02/1.45  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  resolution(
% 1.02/1.45  clause( 8737, [ ~( member( Y, X ) ), member( Y, 'universal_class' ) ] )
% 1.02/1.45  , clause( 0, [ ~( subclass( X, Y ) ), ~( member( Z, X ) ), member( Z, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  , 0, clause( 3, [ subclass( X, 'universal_class' ) ] )
% 1.02/1.45  , 0, substitution( 0, [ :=( X, X ), :=( Y, 'universal_class' ), :=( Z, Y )] )
% 1.02/1.45    , substitution( 1, [ :=( X, X )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 127, [ ~( member( X, Y ) ), member( X, 'universal_class' ) ] )
% 1.02/1.45  , clause( 8737, [ ~( member( Y, X ) ), member( Y, 'universal_class' ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, Y ), :=( Y, X )] ), permutation( 0, [ ==>( 0, 0
% 1.02/1.45     ), ==>( 1, 1 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  resolution(
% 1.02/1.45  clause( 8738, [ ~( member( X, complement( 'universal_class' ) ) ), ~( 
% 1.02/1.45    member( X, Y ) ) ] )
% 1.02/1.45  , clause( 22, [ ~( member( X, complement( Y ) ) ), ~( member( X, Y ) ) ] )
% 1.02/1.45  , 1, clause( 127, [ ~( member( X, Y ) ), member( X, 'universal_class' ) ]
% 1.02/1.45     )
% 1.02/1.45  , 1, substitution( 0, [ :=( X, X ), :=( Y, 'universal_class' )] ), 
% 1.02/1.45    substitution( 1, [ :=( X, X ), :=( Y, Y )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 1856, [ ~( member( X, complement( 'universal_class' ) ) ), ~( 
% 1.02/1.45    member( X, Y ) ) ] )
% 1.02/1.45  , clause( 8738, [ ~( member( X, complement( 'universal_class' ) ) ), ~( 
% 1.02/1.45    member( X, Y ) ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X ), :=( Y, complement( 'universal_class' ) )] )
% 1.02/1.45    , permutation( 0, [ ==>( 0, 0 ), ==>( 1, 0 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  factor(
% 1.02/1.45  clause( 8740, [ ~( member( X, complement( 'universal_class' ) ) ) ] )
% 1.02/1.45  , clause( 1856, [ ~( member( X, complement( 'universal_class' ) ) ), ~( 
% 1.02/1.45    member( X, Y ) ) ] )
% 1.02/1.45  , 0, 1, substitution( 0, [ :=( X, X ), :=( Y, complement( 'universal_class'
% 1.02/1.45     ) )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 1880, [ ~( member( X, complement( 'universal_class' ) ) ) ] )
% 1.02/1.45  , clause( 8740, [ ~( member( X, complement( 'universal_class' ) ) ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  resolution(
% 1.02/1.45  clause( 8741, [ ~( member( X, intersection( complement( 'universal_class' )
% 1.02/1.45    , Y ) ) ) ] )
% 1.02/1.45  , clause( 1880, [ ~( member( X, complement( 'universal_class' ) ) ) ] )
% 1.02/1.45  , 0, clause( 19, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  , 1, substitution( 0, [ :=( X, X )] ), substitution( 1, [ :=( X, X ), :=( Y
% 1.02/1.45    , complement( 'universal_class' ) ), :=( Z, Y )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 1884, [ ~( member( X, intersection( complement( 'universal_class' )
% 1.02/1.45    , Y ) ) ) ] )
% 1.02/1.45  , clause( 8741, [ ~( member( X, intersection( complement( 'universal_class'
% 1.02/1.45     ), Y ) ) ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.02/1.45     )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  eqswap(
% 1.02/1.45  clause( 8742, [ =( 'null_class', X ), member( regular( X ), X ) ] )
% 1.02/1.45  , clause( 64, [ =( X, 'null_class' ), member( regular( X ), X ) ] )
% 1.02/1.45  , 0, substitution( 0, [ :=( X, X )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  resolution(
% 1.02/1.45  clause( 8743, [ =( 'null_class', intersection( complement( 
% 1.02/1.45    'universal_class' ), X ) ) ] )
% 1.02/1.45  , clause( 1884, [ ~( member( X, intersection( complement( 'universal_class'
% 1.02/1.45     ), Y ) ) ) ] )
% 1.02/1.45  , 0, clause( 8742, [ =( 'null_class', X ), member( regular( X ), X ) ] )
% 1.02/1.45  , 1, substitution( 0, [ :=( X, regular( intersection( complement( 
% 1.02/1.45    'universal_class' ), X ) ) ), :=( Y, X )] ), substitution( 1, [ :=( X, 
% 1.02/1.45    intersection( complement( 'universal_class' ), X ) )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  eqswap(
% 1.02/1.45  clause( 8744, [ =( intersection( complement( 'universal_class' ), X ), 
% 1.02/1.45    'null_class' ) ] )
% 1.02/1.45  , clause( 8743, [ =( 'null_class', intersection( complement( 
% 1.02/1.45    'universal_class' ), X ) ) ] )
% 1.02/1.45  , 0, substitution( 0, [ :=( X, X )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 6848, [ =( intersection( complement( 'universal_class' ), X ), 
% 1.02/1.45    'null_class' ) ] )
% 1.02/1.45  , clause( 8744, [ =( intersection( complement( 'universal_class' ), X ), 
% 1.02/1.45    'null_class' ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  paramod(
% 1.02/1.45  clause( 8746, [ ~( member( X, 'null_class' ) ) ] )
% 1.02/1.45  , clause( 6848, [ =( intersection( complement( 'universal_class' ), X ), 
% 1.02/1.45    'null_class' ) ] )
% 1.02/1.45  , 0, clause( 1884, [ ~( member( X, intersection( complement( 
% 1.02/1.45    'universal_class' ), Y ) ) ) ] )
% 1.02/1.45  , 0, 3, substitution( 0, [ :=( X, Y )] ), substitution( 1, [ :=( X, X ), 
% 1.02/1.45    :=( Y, Y )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 7437, [ ~( member( X, 'null_class' ) ) ] )
% 1.02/1.45  , clause( 8746, [ ~( member( X, 'null_class' ) ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  resolution(
% 1.02/1.45  clause( 8747, [ ~( member( X, intersection( 'null_class', Y ) ) ) ] )
% 1.02/1.45  , clause( 7437, [ ~( member( X, 'null_class' ) ) ] )
% 1.02/1.45  , 0, clause( 19, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ]
% 1.02/1.45     )
% 1.02/1.45  , 1, substitution( 0, [ :=( X, X )] ), substitution( 1, [ :=( X, X ), :=( Y
% 1.02/1.45    , 'null_class' ), :=( Z, Y )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 7464, [ ~( member( X, intersection( 'null_class', Y ) ) ) ] )
% 1.02/1.45  , clause( 8747, [ ~( member( X, intersection( 'null_class', Y ) ) ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.02/1.45     )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  eqswap(
% 1.02/1.45  clause( 8748, [ =( 'null_class', X ), member( regular( X ), X ) ] )
% 1.02/1.45  , clause( 64, [ =( X, 'null_class' ), member( regular( X ), X ) ] )
% 1.02/1.45  , 0, substitution( 0, [ :=( X, X )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  resolution(
% 1.02/1.45  clause( 8749, [ =( 'null_class', intersection( 'null_class', X ) ) ] )
% 1.02/1.45  , clause( 7464, [ ~( member( X, intersection( 'null_class', Y ) ) ) ] )
% 1.02/1.45  , 0, clause( 8748, [ =( 'null_class', X ), member( regular( X ), X ) ] )
% 1.02/1.45  , 1, substitution( 0, [ :=( X, regular( intersection( 'null_class', X ) ) )
% 1.02/1.45    , :=( Y, X )] ), substitution( 1, [ :=( X, intersection( 'null_class', X
% 1.02/1.45     ) )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  eqswap(
% 1.02/1.45  clause( 8750, [ =( intersection( 'null_class', X ), 'null_class' ) ] )
% 1.02/1.45  , clause( 8749, [ =( 'null_class', intersection( 'null_class', X ) ) ] )
% 1.02/1.45  , 0, substitution( 0, [ :=( X, X )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 8285, [ =( intersection( 'null_class', X ), 'null_class' ) ] )
% 1.02/1.45  , clause( 8750, [ =( intersection( 'null_class', X ), 'null_class' ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  eqswap(
% 1.02/1.45  clause( 8751, [ =( 'null_class', intersection( 'null_class', X ) ) ] )
% 1.02/1.45  , clause( 8285, [ =( intersection( 'null_class', X ), 'null_class' ) ] )
% 1.02/1.45  , 0, substitution( 0, [ :=( X, X )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  paramod(
% 1.02/1.45  clause( 8753, [ =( 'null_class', restrict( 'null_class', X, Y ) ) ] )
% 1.02/1.45  , clause( 26, [ =( intersection( X, 'cross_product'( Y, Z ) ), restrict( X
% 1.02/1.45    , Y, Z ) ) ] )
% 1.02/1.45  , 0, clause( 8751, [ =( 'null_class', intersection( 'null_class', X ) ) ]
% 1.02/1.45     )
% 1.02/1.45  , 0, 2, substitution( 0, [ :=( X, 'null_class' ), :=( Y, X ), :=( Z, Y )] )
% 1.02/1.45    , substitution( 1, [ :=( X, 'cross_product'( X, Y ) )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  eqswap(
% 1.02/1.45  clause( 8754, [ =( restrict( 'null_class', X, Y ), 'null_class' ) ] )
% 1.02/1.45  , clause( 8753, [ =( 'null_class', restrict( 'null_class', X, Y ) ) ] )
% 1.02/1.45  , 0, substitution( 0, [ :=( X, X ), :=( Y, Y )] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 8348, [ =( restrict( 'null_class', X, Y ), 'null_class' ) ] )
% 1.02/1.45  , clause( 8754, [ =( restrict( 'null_class', X, Y ), 'null_class' ) ] )
% 1.02/1.45  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 1.02/1.45     )] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  paramod(
% 1.02/1.45  clause( 8757, [ ~( =( 'null_class', 'null_class' ) ) ] )
% 1.02/1.45  , clause( 8348, [ =( restrict( 'null_class', X, Y ), 'null_class' ) ] )
% 1.02/1.45  , 0, clause( 111, [ ~( =( restrict( 'null_class', x, y ), 'null_class' ) )
% 1.02/1.45     ] )
% 1.02/1.45  , 0, 2, substitution( 0, [ :=( X, x ), :=( Y, y )] ), substitution( 1, [] )
% 1.02/1.45    ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  eqrefl(
% 1.02/1.45  clause( 8758, [] )
% 1.02/1.45  , clause( 8757, [ ~( =( 'null_class', 'null_class' ) ) ] )
% 1.02/1.45  , 0, substitution( 0, [] )).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  subsumption(
% 1.02/1.45  clause( 8488, [] )
% 1.02/1.45  , clause( 8758, [] )
% 1.02/1.45  , substitution( 0, [] ), permutation( 0, [] ) ).
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  end.
% 1.02/1.45  
% 1.02/1.45  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 1.02/1.45  
% 1.02/1.45  Memory use:
% 1.02/1.45  
% 1.02/1.45  space for terms:        125761
% 1.02/1.45  space for clauses:      403329
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  clauses generated:      19331
% 1.02/1.45  clauses kept:           8489
% 1.02/1.45  clauses selected:       303
% 1.02/1.45  clauses deleted:        90
% 1.02/1.45  clauses inuse deleted:  72
% 1.02/1.45  
% 1.02/1.45  subsentry:          43188
% 1.02/1.45  literals s-matched: 33639
% 1.02/1.45  literals matched:   33143
% 1.02/1.45  full subsumption:   14803
% 1.02/1.45  
% 1.02/1.45  checksum:           -367024961
% 1.02/1.45  
% 1.02/1.45  
% 1.02/1.45  Bliksem ended
%------------------------------------------------------------------------------