TSTP Solution File: SET025-8 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET025-8 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n024.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 22:45:43 EDT 2022

% Result   : Unsatisfiable 0.78s 1.15s
% Output   : Refutation 0.78s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.12  % Problem  : SET025-8 : TPTP v8.1.0. Released v1.0.0.
% 0.05/0.13  % Command  : bliksem %s
% 0.12/0.34  % Computer : n024.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 : Mon Jul 11 05:49:43 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.74/1.13  *** allocated 10000 integers for termspace/termends
% 0.74/1.13  *** allocated 10000 integers for clauses
% 0.74/1.13  *** allocated 10000 integers for justifications
% 0.74/1.13  Bliksem 1.12
% 0.74/1.13  
% 0.74/1.13  
% 0.74/1.13  Automatic Strategy Selection
% 0.74/1.13  
% 0.74/1.13  Clauses:
% 0.74/1.13  [
% 0.74/1.13     [ ~( member( X, Y ) ), 'little_set'( X ) ],
% 0.74/1.13     [ 'little_set'( f1( X, Y ) ), =( X, Y ) ],
% 0.74/1.13     [ member( f1( X, Y ), X ), member( f1( X, Y ), Y ), =( X, Y ) ],
% 0.74/1.13     [ ~( member( f1( X, Y ), X ) ), ~( member( f1( X, Y ), Y ) ), =( X, Y )
% 0.74/1.13     ],
% 0.74/1.13     [ ~( member( X, 'non_ordered_pair'( Y, Z ) ) ), =( X, Y ), =( X, Z ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ member( X, 'non_ordered_pair'( Y, Z ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    =( X, Y ) ) ],
% 0.74/1.13     [ member( X, 'non_ordered_pair'( Y, Z ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    =( X, Z ) ) ],
% 0.74/1.13     [ 'little_set'( 'non_ordered_pair'( X, Y ) ) ],
% 0.74/1.13     [ =( 'singleton_set'( X ), 'non_ordered_pair'( X, X ) ) ],
% 0.74/1.13     [ =( 'ordered_pair'( X, Y ), 'non_ordered_pair'( 'singleton_set'( X ), 
% 0.74/1.13    'non_ordered_pair'( X, Y ) ) ) ],
% 0.74/1.13     [ ~( 'ordered_pair_predicate'( X ) ), 'little_set'( f2( X ) ) ],
% 0.74/1.13     [ ~( 'ordered_pair_predicate'( X ) ), 'little_set'( f3( X ) ) ],
% 0.74/1.13     [ ~( 'ordered_pair_predicate'( X ) ), =( X, 'ordered_pair'( f2( X ), f3( 
% 0.74/1.13    X ) ) ) ],
% 0.74/1.13     [ 'ordered_pair_predicate'( X ), ~( 'little_set'( Y ) ), ~( 'little_set'( 
% 0.74/1.13    Z ) ), ~( =( X, 'ordered_pair'( Y, Z ) ) ) ],
% 0.74/1.13     [ ~( member( X, first( Y ) ) ), 'little_set'( f4( X, Y ) ) ],
% 0.74/1.13     [ ~( member( X, first( Y ) ) ), 'little_set'( f5( X, Y ) ) ],
% 0.74/1.13     [ ~( member( X, first( Y ) ) ), =( Y, 'ordered_pair'( f4( X, Y ), f5( X
% 0.74/1.13    , Y ) ) ) ],
% 0.74/1.13     [ ~( member( X, first( Y ) ) ), member( X, f4( X, Y ) ) ],
% 0.74/1.13     [ member( X, first( Y ) ), ~( 'little_set'( Z ) ), ~( 'little_set'( T )
% 0.74/1.13     ), ~( =( Y, 'ordered_pair'( Z, T ) ) ), ~( member( X, Z ) ) ],
% 0.74/1.13     [ ~( member( X, second( Y ) ) ), 'little_set'( f6( X, Y ) ) ],
% 0.74/1.13     [ ~( member( X, second( Y ) ) ), 'little_set'( f7( X, Y ) ) ],
% 0.74/1.13     [ ~( member( X, second( Y ) ) ), =( Y, 'ordered_pair'( f6( X, Y ), f7( X
% 0.74/1.13    , Y ) ) ) ],
% 0.74/1.13     [ ~( member( X, second( Y ) ) ), member( X, f7( X, Y ) ) ],
% 0.74/1.13     [ member( X, second( Y ) ), ~( 'little_set'( Z ) ), ~( 'little_set'( T )
% 0.74/1.13     ), ~( =( Y, 'ordered_pair'( Z, T ) ) ), ~( member( X, T ) ) ],
% 0.74/1.13     [ ~( member( X, estin ) ), 'ordered_pair_predicate'( X ) ],
% 0.74/1.13     [ ~( member( X, estin ) ), member( first( X ), second( X ) ) ],
% 0.74/1.13     [ member( X, estin ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'ordered_pair_predicate'( X ) ), ~( member( first( X ), second( X ) ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ],
% 0.74/1.13     [ ~( member( X, intersection( Y, Z ) ) ), member( X, Z ) ],
% 0.74/1.13     [ member( X, intersection( Y, Z ) ), ~( member( X, Y ) ), ~( member( X, 
% 0.74/1.13    Z ) ) ],
% 0.74/1.13     [ ~( member( X, complement( Y ) ) ), ~( member( X, Y ) ) ],
% 0.74/1.13     [ member( X, complement( Y ) ), ~( 'little_set'( X ) ), member( X, Y ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ =( union( X, Y ), complement( intersection( complement( X ), 
% 0.74/1.13    complement( Y ) ) ) ) ],
% 0.74/1.13     [ ~( member( X, 'domain_of'( Y ) ) ), 'ordered_pair_predicate'( f8( X, Y
% 0.74/1.13     ) ) ],
% 0.74/1.13     [ ~( member( X, 'domain_of'( Y ) ) ), member( f8( X, Y ), Y ) ],
% 0.74/1.13     [ ~( member( X, 'domain_of'( Y ) ) ), =( X, first( f8( X, Y ) ) ) ],
% 0.74/1.13     [ member( X, 'domain_of'( Y ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'ordered_pair_predicate'( Z ) ), ~( member( Z, Y ) ), ~( =( X, first( Z )
% 0.74/1.13     ) ) ],
% 0.74/1.13     [ ~( member( X, 'cross_product'( Y, Z ) ) ), 'ordered_pair_predicate'( X
% 0.74/1.13     ) ],
% 0.74/1.13     [ ~( member( X, 'cross_product'( Y, Z ) ) ), member( first( X ), Y ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, 'cross_product'( Y, Z ) ) ), member( second( X ), Z ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ member( X, 'cross_product'( Y, Z ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'ordered_pair_predicate'( X ) ), ~( member( first( X ), Y ) ), ~( member( 
% 0.74/1.13    second( X ), Z ) ) ],
% 0.74/1.13     [ ~( member( X, converse( Y ) ) ), 'ordered_pair_predicate'( X ) ],
% 0.74/1.13     [ ~( member( X, converse( Y ) ) ), member( 'ordered_pair'( second( X ), 
% 0.74/1.13    first( X ) ), Y ) ],
% 0.74/1.13     [ member( X, converse( Y ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'ordered_pair_predicate'( X ) ), ~( member( 'ordered_pair'( second( X ), 
% 0.74/1.13    first( X ) ), Y ) ) ],
% 0.74/1.13     [ ~( member( X, 'rotate_right'( Y ) ) ), 'little_set'( f9( X, Y ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, 'rotate_right'( Y ) ) ), 'little_set'( f10( X, Y ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, 'rotate_right'( Y ) ) ), 'little_set'( f11( X, Y ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, 'rotate_right'( Y ) ) ), =( X, 'ordered_pair'( f9( X, Y
% 0.74/1.13     ), 'ordered_pair'( f10( X, Y ), f11( X, Y ) ) ) ) ],
% 0.74/1.13     [ ~( member( X, 'rotate_right'( Y ) ) ), member( 'ordered_pair'( f10( X
% 0.74/1.13    , Y ), 'ordered_pair'( f11( X, Y ), f9( X, Y ) ) ), Y ) ],
% 0.74/1.13     [ member( X, 'rotate_right'( Y ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'little_set'( Z ) ), ~( 'little_set'( T ) ), ~( 'little_set'( U ) ), ~( 
% 0.74/1.13    =( X, 'ordered_pair'( Z, 'ordered_pair'( T, U ) ) ) ), ~( member( 
% 0.74/1.13    'ordered_pair'( T, 'ordered_pair'( U, Z ) ), Y ) ) ],
% 0.74/1.13     [ ~( member( X, 'flip_range_of'( Y ) ) ), 'little_set'( f12( X, Y ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, 'flip_range_of'( Y ) ) ), 'little_set'( f13( X, Y ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, 'flip_range_of'( Y ) ) ), 'little_set'( f14( X, Y ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, 'flip_range_of'( Y ) ) ), =( X, 'ordered_pair'( f12( X, 
% 0.74/1.13    Y ), 'ordered_pair'( f13( X, Y ), f14( X, Y ) ) ) ) ],
% 0.74/1.13     [ ~( member( X, 'flip_range_of'( Y ) ) ), member( 'ordered_pair'( f12( X
% 0.74/1.13    , Y ), 'ordered_pair'( f14( X, Y ), f13( X, Y ) ) ), Y ) ],
% 0.74/1.13     [ member( X, 'flip_range_of'( Y ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'little_set'( Z ) ), ~( 'little_set'( T ) ), ~( 'little_set'( U ) ), ~( 
% 0.74/1.13    =( X, 'ordered_pair'( Z, 'ordered_pair'( T, U ) ) ) ), ~( member( 
% 0.74/1.13    'ordered_pair'( Z, 'ordered_pair'( U, T ) ), Y ) ) ],
% 0.74/1.13     [ =( successor( X ), union( X, 'singleton_set'( X ) ) ) ],
% 0.74/1.13     [ ~( member( X, 'empty_set' ) ) ],
% 0.74/1.13     [ member( X, 'universal_set' ), ~( 'little_set'( X ) ) ],
% 0.74/1.13     [ 'little_set'( infinity ) ],
% 0.74/1.13     [ member( 'empty_set', infinity ) ],
% 0.74/1.13     [ ~( member( X, infinity ) ), member( successor( X ), infinity ) ],
% 0.74/1.13     [ ~( member( X, sigma( Y ) ) ), member( f16( X, Y ), Y ) ],
% 0.74/1.13     [ ~( member( X, sigma( Y ) ) ), member( X, f16( X, Y ) ) ],
% 0.74/1.13     [ member( X, sigma( Y ) ), ~( member( Z, Y ) ), ~( member( X, Z ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( 'little_set'( X ) ), 'little_set'( sigma( X ) ) ],
% 0.74/1.13     [ ~( subset( X, Y ) ), ~( member( Z, X ) ), member( Z, Y ) ],
% 0.74/1.13     [ subset( X, Y ), member( f17( X, Y ), X ) ],
% 0.74/1.13     [ subset( X, Y ), ~( member( f17( X, Y ), Y ) ) ],
% 0.74/1.13     [ ~( 'proper_subset'( X, Y ) ), subset( X, Y ) ],
% 0.74/1.13     [ ~( 'proper_subset'( X, Y ) ), ~( =( X, Y ) ) ],
% 0.74/1.13     [ 'proper_subset'( X, Y ), ~( subset( X, Y ) ), =( X, Y ) ],
% 0.74/1.13     [ ~( member( X, powerset( Y ) ) ), subset( X, Y ) ],
% 0.74/1.13     [ member( X, powerset( Y ) ), ~( 'little_set'( X ) ), ~( subset( X, Y )
% 0.74/1.13     ) ],
% 0.74/1.13     [ ~( 'little_set'( X ) ), 'little_set'( powerset( X ) ) ],
% 0.74/1.13     [ ~( relation( X ) ), ~( member( Y, X ) ), 'ordered_pair_predicate'( Y )
% 0.74/1.13     ],
% 0.74/1.13     [ relation( X ), member( f18( X ), X ) ],
% 0.74/1.13     [ relation( X ), ~( 'ordered_pair_predicate'( f18( X ) ) ) ],
% 0.74/1.13     [ ~( 'single_valued_set'( X ) ), ~( 'little_set'( Y ) ), ~( 'little_set'( 
% 0.74/1.13    Z ) ), ~( 'little_set'( T ) ), ~( member( 'ordered_pair'( Y, Z ), X ) ), 
% 0.74/1.13    ~( member( 'ordered_pair'( Y, T ), X ) ), =( Z, T ) ],
% 0.74/1.13     [ 'single_valued_set'( X ), 'little_set'( f19( X ) ) ],
% 0.74/1.13     [ 'single_valued_set'( X ), 'little_set'( f20( X ) ) ],
% 0.74/1.13     [ 'single_valued_set'( X ), 'little_set'( f21( X ) ) ],
% 0.74/1.13     [ 'single_valued_set'( X ), member( 'ordered_pair'( f19( X ), f20( X ) )
% 0.74/1.13    , X ) ],
% 0.74/1.13     [ 'single_valued_set'( X ), member( 'ordered_pair'( f19( X ), f21( X ) )
% 0.74/1.13    , X ) ],
% 0.74/1.13     [ 'single_valued_set'( X ), ~( =( f20( X ), f21( X ) ) ) ],
% 0.74/1.13     [ ~( function( X ) ), relation( X ) ],
% 0.74/1.13     [ ~( function( X ) ), 'single_valued_set'( X ) ],
% 0.74/1.13     [ function( X ), ~( relation( X ) ), ~( 'single_valued_set'( X ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, image( Y, Z ) ) ), 'ordered_pair_predicate'( f22( X, Y, 
% 0.74/1.13    Z ) ) ],
% 0.74/1.13     [ ~( member( X, image( Y, Z ) ) ), member( f22( X, Y, Z ), Z ) ],
% 0.74/1.13     [ ~( member( X, image( Y, Z ) ) ), member( first( f22( X, Y, Z ) ), Y )
% 0.74/1.13     ],
% 0.74/1.13     [ ~( member( X, image( Y, Z ) ) ), =( second( f22( X, Y, Z ) ), X ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ member( X, image( Y, Z ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'ordered_pair_predicate'( T ) ), ~( member( T, Z ) ), ~( member( first( T
% 0.74/1.13     ), Y ) ), ~( =( second( T ), X ) ) ],
% 0.74/1.13     [ ~( 'little_set'( X ) ), ~( function( Y ) ), 'little_set'( image( X, Y
% 0.74/1.13     ) ) ],
% 0.74/1.13     [ ~( disjoint( X, Y ) ), ~( member( Z, X ) ), ~( member( Z, Y ) ) ],
% 0.74/1.13     [ disjoint( X, Y ), member( f23( X, Y ), X ) ],
% 0.74/1.13     [ disjoint( X, Y ), member( f23( X, Y ), Y ) ],
% 0.74/1.13     [ =( X, 'empty_set' ), member( f24( X ), X ) ],
% 0.74/1.13     [ =( X, 'empty_set' ), disjoint( f24( X ), X ) ],
% 0.74/1.13     [ function( f25 ) ],
% 0.74/1.13     [ ~( 'little_set'( X ) ), =( X, 'empty_set' ), member( f26( X ), X ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( 'little_set'( X ) ), =( X, 'empty_set' ), member( 'ordered_pair'( X
% 0.74/1.13    , f26( X ) ), f25 ) ],
% 0.74/1.13     [ ~( member( X, 'range_of'( Y ) ) ), 'ordered_pair_predicate'( f27( X, Y
% 0.74/1.13     ) ) ],
% 0.74/1.13     [ ~( member( X, 'range_of'( Y ) ) ), member( f27( X, Y ), Y ) ],
% 0.74/1.13     [ ~( member( X, 'range_of'( Y ) ) ), =( X, second( f27( X, Y ) ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ member( X, 'range_of'( Y ) ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'ordered_pair_predicate'( Z ) ), ~( member( Z, Y ) ), ~( =( X, second( Z
% 0.74/1.13     ) ) ) ],
% 0.74/1.13     [ ~( member( X, 'identity_relation' ) ), 'ordered_pair_predicate'( X ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, 'identity_relation' ) ), =( first( X ), second( X ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ member( X, 'identity_relation' ), ~( 'little_set'( X ) ), ~( 
% 0.74/1.13    'ordered_pair_predicate'( X ) ), ~( =( first( X ), second( X ) ) ) ],
% 0.74/1.13     [ =( restrict( X, Y ), intersection( X, 'cross_product'( Y, 
% 0.74/1.13    'universal_set' ) ) ) ],
% 0.74/1.13     [ ~( 'one_to_one_function'( X ) ), function( X ) ],
% 0.74/1.13     [ ~( 'one_to_one_function'( X ) ), function( converse( X ) ) ],
% 0.74/1.13     [ 'one_to_one_function'( X ), ~( function( X ) ), ~( function( converse( 
% 0.74/1.13    X ) ) ) ],
% 0.74/1.13     [ ~( member( X, apply( Y, Z ) ) ), 'ordered_pair_predicate'( f28( X, Y, 
% 0.74/1.13    Z ) ) ],
% 0.74/1.13     [ ~( member( X, apply( Y, Z ) ) ), member( f28( X, Y, Z ), Y ) ],
% 0.74/1.13     [ ~( member( X, apply( Y, Z ) ) ), =( first( f28( X, Y, Z ) ), Z ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, apply( Y, Z ) ) ), member( X, second( f28( X, Y, Z ) ) )
% 0.74/1.13     ],
% 0.74/1.13     [ member( X, apply( Y, Z ) ), ~( 'ordered_pair_predicate'( T ) ), ~( 
% 0.74/1.13    member( T, Y ) ), ~( =( first( T ), Z ) ), ~( member( X, second( T ) ) )
% 0.74/1.13     ],
% 0.74/1.13     [ =( 'apply_to_two_arguments'( X, Y, Z ), apply( X, 'ordered_pair'( Y, Z
% 0.74/1.13     ) ) ) ],
% 0.74/1.13     [ ~( maps( X, Y, Z ) ), function( X ) ],
% 0.74/1.13     [ ~( maps( X, Y, Z ) ), =( 'domain_of'( X ), Y ) ],
% 0.74/1.13     [ ~( maps( X, Y, Z ) ), subset( 'range_of'( X ), Z ) ],
% 0.74/1.13     [ maps( X, Y, Z ), ~( function( X ) ), ~( =( 'domain_of'( X ), Y ) ), 
% 0.74/1.13    ~( subset( 'range_of'( X ), Z ) ) ],
% 0.74/1.13     [ ~( closed( X, Y ) ), 'little_set'( X ) ],
% 0.74/1.13     [ ~( closed( X, Y ) ), 'little_set'( Y ) ],
% 0.74/1.13     [ ~( closed( X, Y ) ), maps( Y, 'cross_product'( X, X ), X ) ],
% 0.74/1.13     [ closed( X, Y ), ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), ~( 
% 0.74/1.13    maps( Y, 'cross_product'( X, X ), X ) ) ],
% 0.74/1.13     [ ~( member( X, compose( Y, Z ) ) ), 'little_set'( f29( X, Y, Z ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, compose( Y, Z ) ) ), 'little_set'( f30( X, Y, Z ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, compose( Y, Z ) ) ), 'little_set'( f31( X, Y, Z ) ) ]
% 0.74/1.13    ,
% 0.74/1.13     [ ~( member( X, compose( Y, Z ) ) ), =( X, 'ordered_pair'( f29( X, Y, Z
% 0.74/1.13     ), f30( X, Y, Z ) ) ) ],
% 0.74/1.13     [ ~( member( X, compose( Y, Z ) ) ), member( 'ordered_pair'( f29( X, Y, 
% 0.74/1.13    Z ), f31( X, Y, Z ) ), Y ) ],
% 0.74/1.13     [ ~( member( X, compose( Y, Z ) ) ), member( 'ordered_pair'( f31( X, Y, 
% 0.74/1.13    Z ), f30( X, Y, Z ) ), Z ) ],
% 0.74/1.13     [ member( X, compose( Y, Z ) ), ~( 'little_set'( X ) ), ~( 'little_set'( 
% 0.74/1.13    T ) ), ~( 'little_set'( U ) ), ~( 'little_set'( W ) ), ~( =( X, 
% 0.74/1.13    'ordered_pair'( T, U ) ) ), ~( member( 'ordered_pair'( T, W ), Y ) ), ~( 
% 0.74/1.13    member( 'ordered_pair'( W, U ), Z ) ) ],
% 0.74/1.13     [ ~( homomorphism( X, Y, Z, T, U ) ), closed( Y, Z ) ],
% 0.74/1.13     [ ~( homomorphism( X, Y, Z, T, U ) ), closed( T, U ) ],
% 0.74/1.13     [ ~( homomorphism( X, Y, Z, T, U ) ), maps( X, Y, T ) ],
% 0.74/1.13     [ ~( homomorphism( X, Y, Z, T, U ) ), ~( member( W, Y ) ), ~( member( V0
% 0.74/1.13    , Y ) ), =( apply( X, 'apply_to_two_arguments'( Z, W, V0 ) ), 
% 0.74/1.13    'apply_to_two_arguments'( U, apply( X, W ), apply( X, V0 ) ) ) ],
% 0.74/1.13     [ homomorphism( X, Y, Z, T, U ), ~( closed( Y, Z ) ), ~( closed( T, U )
% 0.74/1.13     ), ~( maps( X, Y, T ) ), member( f32( X, Y, Z, T, U ), Y ) ],
% 0.74/1.13     [ homomorphism( X, Y, Z, T, U ), ~( closed( Y, Z ) ), ~( closed( T, U )
% 0.74/1.13     ), ~( maps( X, Y, T ) ), member( f33( X, Y, Z, T, U ), Y ) ],
% 0.74/1.13     [ homomorphism( X, Y, Z, T, U ), ~( closed( Y, Z ) ), ~( closed( T, U )
% 0.78/1.15     ), ~( maps( X, Y, T ) ), ~( =( apply( X, 'apply_to_two_arguments'( Z, 
% 0.78/1.15    f32( X, Y, Z, T, U ), f33( X, Y, Z, T, U ) ) ), 'apply_to_two_arguments'( 
% 0.78/1.15    U, apply( X, f32( X, Y, Z, T, U ) ), apply( X, f33( X, Y, Z, T, U ) ) ) )
% 0.78/1.15     ) ],
% 0.78/1.15     [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), ~( =( 'ordered_pair'( 
% 0.78/1.15    X, Z ), 'ordered_pair'( Y, T ) ) ), =( X, Y ) ],
% 0.78/1.15     [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), ~( =( 
% 0.78/1.15    'non_ordered_pair'( Z, X ), 'non_ordered_pair'( Z, Y ) ) ), =( X, Y ) ]
% 0.78/1.15    ,
% 0.78/1.15     [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), ~( 'little_set'( Z ) )
% 0.78/1.15    , ~( 'little_set'( T ) ), ~( =( 'ordered_pair'( X, Y ), 'ordered_pair'( Z
% 0.78/1.15    , T ) ) ), =( Y, T ) ],
% 0.78/1.15     [ ~( subset( X, Y ) ), ~( subset( Y, X ) ), =( X, Y ) ],
% 0.78/1.15     [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), =( first( 
% 0.78/1.15    'ordered_pair'( X, Y ) ), X ) ],
% 0.78/1.15     [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), =( second( 
% 0.78/1.15    'ordered_pair'( X, Y ) ), Y ) ],
% 0.78/1.15     [ ~( 'ordered_pair_predicate'( X ) ), 'little_set'( first( X ) ) ],
% 0.78/1.15     [ ~( 'ordered_pair_predicate'( X ) ), 'little_set'( second( X ) ) ],
% 0.78/1.15     [ ~( 'little_set'( X ) ), member( X, 'singleton_set'( X ) ) ],
% 0.78/1.15     [ 'little_set'( 'ordered_pair'( X, Y ) ) ],
% 0.78/1.15     [ 'ordered_pair_predicate'( a ) ],
% 0.78/1.15     [ ~( 'little_set'( a ) ) ]
% 0.78/1.15  ] .
% 0.78/1.15  
% 0.78/1.15  
% 0.78/1.15  percentage equality = 0.144703, percentage horn = 0.869281
% 0.78/1.15  This is a problem with some equality
% 0.78/1.15  
% 0.78/1.15  
% 0.78/1.15  
% 0.78/1.15  Options Used:
% 0.78/1.15  
% 0.78/1.15  useres =            1
% 0.78/1.15  useparamod =        1
% 0.78/1.15  useeqrefl =         1
% 0.78/1.15  useeqfact =         1
% 0.78/1.15  usefactor =         1
% 0.78/1.15  usesimpsplitting =  0
% 0.78/1.15  usesimpdemod =      5
% 0.78/1.15  usesimpres =        3
% 0.78/1.15  
% 0.78/1.15  resimpinuse      =  1000
% 0.78/1.15  resimpclauses =     20000
% 0.78/1.15  substype =          eqrewr
% 0.78/1.15  backwardsubs =      1
% 0.78/1.15  selectoldest =      5
% 0.78/1.15  
% 0.78/1.15  litorderings [0] =  split
% 0.78/1.15  litorderings [1] =  extend the termordering, first sorting on arguments
% 0.78/1.15  
% 0.78/1.15  termordering =      kbo
% 0.78/1.15  
% 0.78/1.15  litapriori =        0
% 0.78/1.15  termapriori =       1
% 0.78/1.15  litaposteriori =    0
% 0.78/1.15  termaposteriori =   0
% 0.78/1.15  demodaposteriori =  0
% 0.78/1.15  ordereqreflfact =   0
% 0.78/1.15  
% 0.78/1.15  litselect =         negord
% 0.78/1.15  
% 0.78/1.15  maxweight =         15
% 0.78/1.15  maxdepth =          30000
% 0.78/1.15  maxlength =         115
% 0.78/1.15  maxnrvars =         195
% 0.78/1.15  excuselevel =       1
% 0.78/1.15  increasemaxweight = 1
% 0.78/1.15  
% 0.78/1.15  maxselected =       10000000
% 0.78/1.15  maxnrclauses =      10000000
% 0.78/1.15  
% 0.78/1.15  showgenerated =    0
% 0.78/1.15  showkept =         0
% 0.78/1.15  showselected =     0
% 0.78/1.15  showdeleted =      0
% 0.78/1.15  showresimp =       1
% 0.78/1.15  showstatus =       2000
% 0.78/1.15  
% 0.78/1.15  prologoutput =     1
% 0.78/1.15  nrgoals =          5000000
% 0.78/1.15  totalproof =       1
% 0.78/1.15  
% 0.78/1.15  Symbols occurring in the translation:
% 0.78/1.15  
% 0.78/1.15  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.78/1.15  .  [1, 2]      (w:1, o:62, a:1, s:1, b:0), 
% 0.78/1.15  !  [4, 1]      (w:0, o:31, a:1, s:1, b:0), 
% 0.78/1.15  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.78/1.15  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.78/1.15  member  [41, 2]      (w:1, o:87, a:1, s:1, b:0), 
% 0.78/1.15  'little_set'  [42, 1]      (w:1, o:36, a:1, s:1, b:0), 
% 0.78/1.15  f1  [43, 2]      (w:1, o:88, a:1, s:1, b:0), 
% 0.78/1.15  'non_ordered_pair'  [45, 2]      (w:1, o:89, a:1, s:1, b:0), 
% 0.78/1.15  'singleton_set'  [46, 1]      (w:1, o:40, a:1, s:1, b:0), 
% 0.78/1.15  'ordered_pair'  [47, 2]      (w:1, o:90, a:1, s:1, b:0), 
% 0.78/1.15  'ordered_pair_predicate'  [48, 1]      (w:1, o:41, a:1, s:1, b:0), 
% 0.78/1.15  f2  [49, 1]      (w:1, o:44, a:1, s:1, b:0), 
% 0.78/1.15  f3  [50, 1]      (w:1, o:49, a:1, s:1, b:0), 
% 0.78/1.15  first  [52, 1]      (w:1, o:50, a:1, s:1, b:0), 
% 0.78/1.15  f4  [53, 2]      (w:1, o:91, a:1, s:1, b:0), 
% 0.78/1.15  f5  [54, 2]      (w:1, o:92, a:1, s:1, b:0), 
% 0.78/1.15  second  [56, 1]      (w:1, o:51, a:1, s:1, b:0), 
% 0.78/1.15  f6  [57, 2]      (w:1, o:93, a:1, s:1, b:0), 
% 0.78/1.15  f7  [58, 2]      (w:1, o:94, a:1, s:1, b:0), 
% 0.78/1.15  estin  [59, 0]      (w:1, o:24, a:1, s:1, b:0), 
% 0.78/1.15  intersection  [60, 2]      (w:1, o:96, a:1, s:1, b:0), 
% 0.78/1.15  complement  [61, 1]      (w:1, o:52, a:1, s:1, b:0), 
% 0.78/1.15  union  [62, 2]      (w:1, o:97, a:1, s:1, b:0), 
% 0.78/1.15  'domain_of'  [63, 1]      (w:1, o:54, a:1, s:1, b:0), 
% 0.78/1.15  f8  [64, 2]      (w:1, o:98, a:1, s:1, b:0), 
% 0.78/1.15  'cross_product'  [66, 2]      (w:1, o:99, a:1, s:1, b:0), 
% 0.78/1.15  converse  [67, 1]      (w:1, o:53, a:1, s:1, b:0), 
% 0.78/1.15  'rotate_right'  [68, 1]      (w:1, o:37, a:1, s:1, b:0), 
% 0.78/1.15  f9  [69, 2]      (w:1, o:100, a:1, s:1, b:0), 
% 0.78/1.15  f10  [70, 2]      (w:1, o:101, a:1, s:1, b:0), 
% 0.78/1.15  f11  [71, 2]      (w:1, o:102, a:1, s:1, b:0), 
% 0.78/1.15  'flip_range_of'  [73, 1]      (w:1, o:55, a:1, s:1, b:0), 
% 0.78/1.15  f12  [74, 2]      (w:1, o:103, a:1, s:1, b:0), 
% 0.78/1.15  f13  [75, 2]      (w:1, o:104, a:1, s:1, b:0), 
% 0.78/1.15  f14  [76, 2]      (w:1, o:105, a:1, s:1, b:0), 
% 0.78/1.15  successor  [77, 1]      (w:1, o:56, a:1, s:1, b:0), 
% 0.78/1.15  'empty_set'  [78, 0]      (w:1, o:25, a:1, s:1, b:0), 
% 0.78/1.15  'universal_set'  [79, 0]      (w:1, o:26, a:1, s:1, b:0), 
% 0.78/1.15  infinity  [80, 0]      (w:1, o:27, a:1, s:1, b:0), 
% 0.78/1.15  sigma  [81, 1]      (w:1, o:57, a:1, s:1, b:0), 
% 0.78/1.15  f16  [82, 2]      (w:1, o:106, a:1, s:1, b:0), 
% 0.78/1.15  subset  [83, 2]      (w:1, o:108, a:1, s:1, b:0), 
% 0.78/1.15  f17  [84, 2]      (w:1, o:109, a:1, s:1, b:0), 
% 0.78/1.15  'proper_subset'  [85, 2]      (w:1, o:110, a:1, s:1, b:0), 
% 0.78/1.15  powerset  [86, 1]      (w:1, o:59, a:1, s:1, b:0), 
% 0.78/1.15  relation  [87, 1]      (w:1, o:38, a:1, s:1, b:0), 
% 0.78/1.15  f18  [88, 1]      (w:1, o:42, a:1, s:1, b:0), 
% 0.78/1.15  'single_valued_set'  [89, 1]      (w:1, o:60, a:1, s:1, b:0), 
% 0.78/1.15  f19  [90, 1]      (w:1, o:43, a:1, s:1, b:0), 
% 0.78/1.15  f20  [91, 1]      (w:1, o:45, a:1, s:1, b:0), 
% 0.78/1.15  f21  [92, 1]      (w:1, o:46, a:1, s:1, b:0), 
% 0.78/1.15  function  [94, 1]      (w:1, o:61, a:1, s:1, b:0), 
% 0.78/1.15  image  [95, 2]      (w:1, o:95, a:1, s:1, b:0), 
% 0.78/1.15  f22  [96, 3]      (w:1, o:117, a:1, s:1, b:0), 
% 0.78/1.15  disjoint  [97, 2]      (w:1, o:113, a:1, s:1, b:0), 
% 0.78/1.15  f23  [98, 2]      (w:1, o:114, a:1, s:1, b:0), 
% 0.78/1.15  f24  [99, 1]      (w:1, o:47, a:1, s:1, b:0), 
% 0.78/1.15  f25  [100, 0]      (w:1, o:28, a:1, s:1, b:0), 
% 0.78/1.15  f26  [101, 1]      (w:1, o:48, a:1, s:1, b:0), 
% 0.78/1.15  'range_of'  [102, 1]      (w:1, o:39, a:1, s:1, b:0), 
% 0.78/1.15  f27  [103, 2]      (w:1, o:115, a:1, s:1, b:0), 
% 0.78/1.15  'identity_relation'  [104, 0]      (w:1, o:29, a:1, s:1, b:0), 
% 0.78/1.15  restrict  [105, 2]      (w:1, o:107, a:1, s:1, b:0), 
% 0.78/1.15  'one_to_one_function'  [106, 1]      (w:1, o:58, a:1, s:1, b:0), 
% 0.78/1.15  apply  [107, 2]      (w:1, o:116, a:1, s:1, b:0), 
% 0.78/1.15  f28  [108, 3]      (w:1, o:118, a:1, s:1, b:0), 
% 0.78/1.15  'apply_to_two_arguments'  [109, 3]      (w:1, o:119, a:1, s:1, b:0), 
% 0.78/1.15  maps  [110, 3]      (w:1, o:120, a:1, s:1, b:0), 
% 0.78/1.15  closed  [112, 2]      (w:1, o:111, a:1, s:1, b:0), 
% 0.78/1.15  compose  [114, 2]      (w:1, o:112, a:1, s:1, b:0), 
% 0.78/1.15  f29  [115, 3]      (w:1, o:121, a:1, s:1, b:0), 
% 0.78/1.15  f30  [116, 3]      (w:1, o:122, a:1, s:1, b:0), 
% 0.78/1.15  f31  [117, 3]      (w:1, o:123, a:1, s:1, b:0), 
% 0.78/1.15  homomorphism  [123, 5]      (w:1, o:124, a:1, s:1, b:0), 
% 0.78/1.15  f32  [124, 5]      (w:1, o:125, a:1, s:1, b:0), 
% 0.78/1.15  f33  [125, 5]      (w:1, o:126, a:1, s:1, b:0), 
% 0.78/1.15  a  [126, 0]      (w:1, o:30, a:1, s:1, b:0).
% 0.78/1.15  
% 0.78/1.15  
% 0.78/1.15  Starting Search:
% 0.78/1.15  
% 0.78/1.15  Resimplifying inuse:
% 0.78/1.15  Done
% 0.78/1.15  
% 0.78/1.15  
% 0.78/1.15  Bliksems!, er is een bewijs:
% 0.78/1.15  % SZS status Unsatisfiable
% 0.78/1.15  % SZS output start Refutation
% 0.78/1.15  
% 0.78/1.15  clause( 12, [ ~( 'ordered_pair_predicate'( X ) ), =( 'ordered_pair'( f2( X
% 0.78/1.15     ), f3( X ) ), X ) ] )
% 0.78/1.15  .
% 0.78/1.15  clause( 150, [ 'little_set'( 'ordered_pair'( X, Y ) ) ] )
% 0.78/1.15  .
% 0.78/1.15  clause( 151, [ 'ordered_pair_predicate'( a ) ] )
% 0.78/1.15  .
% 0.78/1.15  clause( 152, [ ~( 'little_set'( a ) ) ] )
% 0.78/1.15  .
% 0.78/1.15  clause( 991, [ 'little_set'( X ), ~( 'ordered_pair_predicate'( X ) ) ] )
% 0.78/1.15  .
% 0.78/1.15  clause( 1002, [] )
% 0.78/1.15  .
% 0.78/1.15  
% 0.78/1.15  
% 0.78/1.15  % SZS output end Refutation
% 0.78/1.15  found a proof!
% 0.78/1.15  
% 0.78/1.15  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.78/1.15  
% 0.78/1.15  initialclauses(
% 0.78/1.15  [ clause( 1004, [ ~( member( X, Y ) ), 'little_set'( X ) ] )
% 0.78/1.15  , clause( 1005, [ 'little_set'( f1( X, Y ) ), =( X, Y ) ] )
% 0.78/1.15  , clause( 1006, [ member( f1( X, Y ), X ), member( f1( X, Y ), Y ), =( X, Y
% 0.78/1.15     ) ] )
% 0.78/1.15  , clause( 1007, [ ~( member( f1( X, Y ), X ) ), ~( member( f1( X, Y ), Y )
% 0.78/1.15     ), =( X, Y ) ] )
% 0.78/1.15  , clause( 1008, [ ~( member( X, 'non_ordered_pair'( Y, Z ) ) ), =( X, Y ), 
% 0.78/1.15    =( X, Z ) ] )
% 0.78/1.15  , clause( 1009, [ member( X, 'non_ordered_pair'( Y, Z ) ), ~( 'little_set'( 
% 0.78/1.15    X ) ), ~( =( X, Y ) ) ] )
% 0.78/1.15  , clause( 1010, [ member( X, 'non_ordered_pair'( Y, Z ) ), ~( 'little_set'( 
% 0.78/1.15    X ) ), ~( =( X, Z ) ) ] )
% 0.78/1.15  , clause( 1011, [ 'little_set'( 'non_ordered_pair'( X, Y ) ) ] )
% 0.78/1.15  , clause( 1012, [ =( 'singleton_set'( X ), 'non_ordered_pair'( X, X ) ) ]
% 0.78/1.15     )
% 0.78/1.15  , clause( 1013, [ =( 'ordered_pair'( X, Y ), 'non_ordered_pair'( 
% 0.78/1.15    'singleton_set'( X ), 'non_ordered_pair'( X, Y ) ) ) ] )
% 0.78/1.15  , clause( 1014, [ ~( 'ordered_pair_predicate'( X ) ), 'little_set'( f2( X )
% 0.78/1.15     ) ] )
% 0.78/1.15  , clause( 1015, [ ~( 'ordered_pair_predicate'( X ) ), 'little_set'( f3( X )
% 0.78/1.15     ) ] )
% 0.78/1.15  , clause( 1016, [ ~( 'ordered_pair_predicate'( X ) ), =( X, 'ordered_pair'( 
% 0.78/1.15    f2( X ), f3( X ) ) ) ] )
% 0.78/1.15  , clause( 1017, [ 'ordered_pair_predicate'( X ), ~( 'little_set'( Y ) ), 
% 0.78/1.15    ~( 'little_set'( Z ) ), ~( =( X, 'ordered_pair'( Y, Z ) ) ) ] )
% 0.78/1.15  , clause( 1018, [ ~( member( X, first( Y ) ) ), 'little_set'( f4( X, Y ) )
% 0.78/1.15     ] )
% 0.78/1.15  , clause( 1019, [ ~( member( X, first( Y ) ) ), 'little_set'( f5( X, Y ) )
% 0.78/1.15     ] )
% 0.78/1.15  , clause( 1020, [ ~( member( X, first( Y ) ) ), =( Y, 'ordered_pair'( f4( X
% 0.78/1.15    , Y ), f5( X, Y ) ) ) ] )
% 0.78/1.15  , clause( 1021, [ ~( member( X, first( Y ) ) ), member( X, f4( X, Y ) ) ]
% 0.78/1.15     )
% 0.78/1.15  , clause( 1022, [ member( X, first( Y ) ), ~( 'little_set'( Z ) ), ~( 
% 0.78/1.15    'little_set'( T ) ), ~( =( Y, 'ordered_pair'( Z, T ) ) ), ~( member( X, Z
% 0.78/1.15     ) ) ] )
% 0.78/1.15  , clause( 1023, [ ~( member( X, second( Y ) ) ), 'little_set'( f6( X, Y ) )
% 0.78/1.15     ] )
% 0.78/1.15  , clause( 1024, [ ~( member( X, second( Y ) ) ), 'little_set'( f7( X, Y ) )
% 0.78/1.15     ] )
% 0.78/1.15  , clause( 1025, [ ~( member( X, second( Y ) ) ), =( Y, 'ordered_pair'( f6( 
% 0.78/1.15    X, Y ), f7( X, Y ) ) ) ] )
% 0.78/1.15  , clause( 1026, [ ~( member( X, second( Y ) ) ), member( X, f7( X, Y ) ) ]
% 0.78/1.15     )
% 0.78/1.15  , clause( 1027, [ member( X, second( Y ) ), ~( 'little_set'( Z ) ), ~( 
% 0.78/1.15    'little_set'( T ) ), ~( =( Y, 'ordered_pair'( Z, T ) ) ), ~( member( X, T
% 0.78/1.16     ) ) ] )
% 0.78/1.16  , clause( 1028, [ ~( member( X, estin ) ), 'ordered_pair_predicate'( X ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1029, [ ~( member( X, estin ) ), member( first( X ), second( X )
% 0.78/1.16     ) ] )
% 0.78/1.16  , clause( 1030, [ member( X, estin ), ~( 'little_set'( X ) ), ~( 
% 0.78/1.16    'ordered_pair_predicate'( X ) ), ~( member( first( X ), second( X ) ) ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1031, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Y ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1032, [ ~( member( X, intersection( Y, Z ) ) ), member( X, Z ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1033, [ member( X, intersection( Y, Z ) ), ~( member( X, Y ) ), 
% 0.78/1.16    ~( member( X, Z ) ) ] )
% 0.78/1.16  , clause( 1034, [ ~( member( X, complement( Y ) ) ), ~( member( X, Y ) ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1035, [ member( X, complement( Y ) ), ~( 'little_set'( X ) ), 
% 0.78/1.16    member( X, Y ) ] )
% 0.78/1.16  , clause( 1036, [ =( union( X, Y ), complement( intersection( complement( X
% 0.78/1.16     ), complement( Y ) ) ) ) ] )
% 0.78/1.16  , clause( 1037, [ ~( member( X, 'domain_of'( Y ) ) ), 
% 0.78/1.16    'ordered_pair_predicate'( f8( X, Y ) ) ] )
% 0.78/1.16  , clause( 1038, [ ~( member( X, 'domain_of'( Y ) ) ), member( f8( X, Y ), Y
% 0.78/1.16     ) ] )
% 0.78/1.16  , clause( 1039, [ ~( member( X, 'domain_of'( Y ) ) ), =( X, first( f8( X, Y
% 0.78/1.16     ) ) ) ] )
% 0.78/1.16  , clause( 1040, [ member( X, 'domain_of'( Y ) ), ~( 'little_set'( X ) ), 
% 0.78/1.16    ~( 'ordered_pair_predicate'( Z ) ), ~( member( Z, Y ) ), ~( =( X, first( 
% 0.78/1.16    Z ) ) ) ] )
% 0.78/1.16  , clause( 1041, [ ~( member( X, 'cross_product'( Y, Z ) ) ), 
% 0.78/1.16    'ordered_pair_predicate'( X ) ] )
% 0.78/1.16  , clause( 1042, [ ~( member( X, 'cross_product'( Y, Z ) ) ), member( first( 
% 0.78/1.16    X ), Y ) ] )
% 0.78/1.16  , clause( 1043, [ ~( member( X, 'cross_product'( Y, Z ) ) ), member( second( 
% 0.78/1.16    X ), Z ) ] )
% 0.78/1.16  , clause( 1044, [ member( X, 'cross_product'( Y, Z ) ), ~( 'little_set'( X
% 0.78/1.16     ) ), ~( 'ordered_pair_predicate'( X ) ), ~( member( first( X ), Y ) ), 
% 0.78/1.16    ~( member( second( X ), Z ) ) ] )
% 0.78/1.16  , clause( 1045, [ ~( member( X, converse( Y ) ) ), 'ordered_pair_predicate'( 
% 0.78/1.16    X ) ] )
% 0.78/1.16  , clause( 1046, [ ~( member( X, converse( Y ) ) ), member( 'ordered_pair'( 
% 0.78/1.16    second( X ), first( X ) ), Y ) ] )
% 0.78/1.16  , clause( 1047, [ member( X, converse( Y ) ), ~( 'little_set'( X ) ), ~( 
% 0.78/1.16    'ordered_pair_predicate'( X ) ), ~( member( 'ordered_pair'( second( X ), 
% 0.78/1.16    first( X ) ), Y ) ) ] )
% 0.78/1.16  , clause( 1048, [ ~( member( X, 'rotate_right'( Y ) ) ), 'little_set'( f9( 
% 0.78/1.16    X, Y ) ) ] )
% 0.78/1.16  , clause( 1049, [ ~( member( X, 'rotate_right'( Y ) ) ), 'little_set'( f10( 
% 0.78/1.16    X, Y ) ) ] )
% 0.78/1.16  , clause( 1050, [ ~( member( X, 'rotate_right'( Y ) ) ), 'little_set'( f11( 
% 0.78/1.16    X, Y ) ) ] )
% 0.78/1.16  , clause( 1051, [ ~( member( X, 'rotate_right'( Y ) ) ), =( X, 
% 0.78/1.16    'ordered_pair'( f9( X, Y ), 'ordered_pair'( f10( X, Y ), f11( X, Y ) ) )
% 0.78/1.16     ) ] )
% 0.78/1.16  , clause( 1052, [ ~( member( X, 'rotate_right'( Y ) ) ), member( 
% 0.78/1.16    'ordered_pair'( f10( X, Y ), 'ordered_pair'( f11( X, Y ), f9( X, Y ) ) )
% 0.78/1.16    , Y ) ] )
% 0.78/1.16  , clause( 1053, [ member( X, 'rotate_right'( Y ) ), ~( 'little_set'( X ) )
% 0.78/1.16    , ~( 'little_set'( Z ) ), ~( 'little_set'( T ) ), ~( 'little_set'( U ) )
% 0.78/1.16    , ~( =( X, 'ordered_pair'( Z, 'ordered_pair'( T, U ) ) ) ), ~( member( 
% 0.78/1.16    'ordered_pair'( T, 'ordered_pair'( U, Z ) ), Y ) ) ] )
% 0.78/1.16  , clause( 1054, [ ~( member( X, 'flip_range_of'( Y ) ) ), 'little_set'( f12( 
% 0.78/1.16    X, Y ) ) ] )
% 0.78/1.16  , clause( 1055, [ ~( member( X, 'flip_range_of'( Y ) ) ), 'little_set'( f13( 
% 0.78/1.16    X, Y ) ) ] )
% 0.78/1.16  , clause( 1056, [ ~( member( X, 'flip_range_of'( Y ) ) ), 'little_set'( f14( 
% 0.78/1.16    X, Y ) ) ] )
% 0.78/1.16  , clause( 1057, [ ~( member( X, 'flip_range_of'( Y ) ) ), =( X, 
% 0.78/1.16    'ordered_pair'( f12( X, Y ), 'ordered_pair'( f13( X, Y ), f14( X, Y ) ) )
% 0.78/1.16     ) ] )
% 0.78/1.16  , clause( 1058, [ ~( member( X, 'flip_range_of'( Y ) ) ), member( 
% 0.78/1.16    'ordered_pair'( f12( X, Y ), 'ordered_pair'( f14( X, Y ), f13( X, Y ) ) )
% 0.78/1.16    , Y ) ] )
% 0.78/1.16  , clause( 1059, [ member( X, 'flip_range_of'( Y ) ), ~( 'little_set'( X ) )
% 0.78/1.16    , ~( 'little_set'( Z ) ), ~( 'little_set'( T ) ), ~( 'little_set'( U ) )
% 0.78/1.16    , ~( =( X, 'ordered_pair'( Z, 'ordered_pair'( T, U ) ) ) ), ~( member( 
% 0.78/1.16    'ordered_pair'( Z, 'ordered_pair'( U, T ) ), Y ) ) ] )
% 0.78/1.16  , clause( 1060, [ =( successor( X ), union( X, 'singleton_set'( X ) ) ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1061, [ ~( member( X, 'empty_set' ) ) ] )
% 0.78/1.16  , clause( 1062, [ member( X, 'universal_set' ), ~( 'little_set'( X ) ) ] )
% 0.78/1.16  , clause( 1063, [ 'little_set'( infinity ) ] )
% 0.78/1.16  , clause( 1064, [ member( 'empty_set', infinity ) ] )
% 0.78/1.16  , clause( 1065, [ ~( member( X, infinity ) ), member( successor( X ), 
% 0.78/1.16    infinity ) ] )
% 0.78/1.16  , clause( 1066, [ ~( member( X, sigma( Y ) ) ), member( f16( X, Y ), Y ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1067, [ ~( member( X, sigma( Y ) ) ), member( X, f16( X, Y ) ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1068, [ member( X, sigma( Y ) ), ~( member( Z, Y ) ), ~( member( 
% 0.78/1.16    X, Z ) ) ] )
% 0.78/1.16  , clause( 1069, [ ~( 'little_set'( X ) ), 'little_set'( sigma( X ) ) ] )
% 0.78/1.16  , clause( 1070, [ ~( subset( X, Y ) ), ~( member( Z, X ) ), member( Z, Y )
% 0.78/1.16     ] )
% 0.78/1.16  , clause( 1071, [ subset( X, Y ), member( f17( X, Y ), X ) ] )
% 0.78/1.16  , clause( 1072, [ subset( X, Y ), ~( member( f17( X, Y ), Y ) ) ] )
% 0.78/1.16  , clause( 1073, [ ~( 'proper_subset'( X, Y ) ), subset( X, Y ) ] )
% 0.78/1.16  , clause( 1074, [ ~( 'proper_subset'( X, Y ) ), ~( =( X, Y ) ) ] )
% 0.78/1.16  , clause( 1075, [ 'proper_subset'( X, Y ), ~( subset( X, Y ) ), =( X, Y ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1076, [ ~( member( X, powerset( Y ) ) ), subset( X, Y ) ] )
% 0.78/1.16  , clause( 1077, [ member( X, powerset( Y ) ), ~( 'little_set'( X ) ), ~( 
% 0.78/1.16    subset( X, Y ) ) ] )
% 0.78/1.16  , clause( 1078, [ ~( 'little_set'( X ) ), 'little_set'( powerset( X ) ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1079, [ ~( relation( X ) ), ~( member( Y, X ) ), 
% 0.78/1.16    'ordered_pair_predicate'( Y ) ] )
% 0.78/1.16  , clause( 1080, [ relation( X ), member( f18( X ), X ) ] )
% 0.78/1.16  , clause( 1081, [ relation( X ), ~( 'ordered_pair_predicate'( f18( X ) ) )
% 0.78/1.16     ] )
% 0.78/1.16  , clause( 1082, [ ~( 'single_valued_set'( X ) ), ~( 'little_set'( Y ) ), 
% 0.78/1.16    ~( 'little_set'( Z ) ), ~( 'little_set'( T ) ), ~( member( 'ordered_pair'( 
% 0.78/1.16    Y, Z ), X ) ), ~( member( 'ordered_pair'( Y, T ), X ) ), =( Z, T ) ] )
% 0.78/1.16  , clause( 1083, [ 'single_valued_set'( X ), 'little_set'( f19( X ) ) ] )
% 0.78/1.16  , clause( 1084, [ 'single_valued_set'( X ), 'little_set'( f20( X ) ) ] )
% 0.78/1.16  , clause( 1085, [ 'single_valued_set'( X ), 'little_set'( f21( X ) ) ] )
% 0.78/1.16  , clause( 1086, [ 'single_valued_set'( X ), member( 'ordered_pair'( f19( X
% 0.78/1.16     ), f20( X ) ), X ) ] )
% 0.78/1.16  , clause( 1087, [ 'single_valued_set'( X ), member( 'ordered_pair'( f19( X
% 0.78/1.16     ), f21( X ) ), X ) ] )
% 0.78/1.16  , clause( 1088, [ 'single_valued_set'( X ), ~( =( f20( X ), f21( X ) ) ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1089, [ ~( function( X ) ), relation( X ) ] )
% 0.78/1.16  , clause( 1090, [ ~( function( X ) ), 'single_valued_set'( X ) ] )
% 0.78/1.16  , clause( 1091, [ function( X ), ~( relation( X ) ), ~( 'single_valued_set'( 
% 0.78/1.16    X ) ) ] )
% 0.78/1.16  , clause( 1092, [ ~( member( X, image( Y, Z ) ) ), 'ordered_pair_predicate'( 
% 0.78/1.16    f22( X, Y, Z ) ) ] )
% 0.78/1.16  , clause( 1093, [ ~( member( X, image( Y, Z ) ) ), member( f22( X, Y, Z ), 
% 0.78/1.16    Z ) ] )
% 0.78/1.16  , clause( 1094, [ ~( member( X, image( Y, Z ) ) ), member( first( f22( X, Y
% 0.78/1.16    , Z ) ), Y ) ] )
% 0.78/1.16  , clause( 1095, [ ~( member( X, image( Y, Z ) ) ), =( second( f22( X, Y, Z
% 0.78/1.16     ) ), X ) ] )
% 0.78/1.16  , clause( 1096, [ member( X, image( Y, Z ) ), ~( 'little_set'( X ) ), ~( 
% 0.78/1.16    'ordered_pair_predicate'( T ) ), ~( member( T, Z ) ), ~( member( first( T
% 0.78/1.16     ), Y ) ), ~( =( second( T ), X ) ) ] )
% 0.78/1.16  , clause( 1097, [ ~( 'little_set'( X ) ), ~( function( Y ) ), 'little_set'( 
% 0.78/1.16    image( X, Y ) ) ] )
% 0.78/1.16  , clause( 1098, [ ~( disjoint( X, Y ) ), ~( member( Z, X ) ), ~( member( Z
% 0.78/1.16    , Y ) ) ] )
% 0.78/1.16  , clause( 1099, [ disjoint( X, Y ), member( f23( X, Y ), X ) ] )
% 0.78/1.16  , clause( 1100, [ disjoint( X, Y ), member( f23( X, Y ), Y ) ] )
% 0.78/1.16  , clause( 1101, [ =( X, 'empty_set' ), member( f24( X ), X ) ] )
% 0.78/1.16  , clause( 1102, [ =( X, 'empty_set' ), disjoint( f24( X ), X ) ] )
% 0.78/1.16  , clause( 1103, [ function( f25 ) ] )
% 0.78/1.16  , clause( 1104, [ ~( 'little_set'( X ) ), =( X, 'empty_set' ), member( f26( 
% 0.78/1.16    X ), X ) ] )
% 0.78/1.16  , clause( 1105, [ ~( 'little_set'( X ) ), =( X, 'empty_set' ), member( 
% 0.78/1.16    'ordered_pair'( X, f26( X ) ), f25 ) ] )
% 0.78/1.16  , clause( 1106, [ ~( member( X, 'range_of'( Y ) ) ), 
% 0.78/1.16    'ordered_pair_predicate'( f27( X, Y ) ) ] )
% 0.78/1.16  , clause( 1107, [ ~( member( X, 'range_of'( Y ) ) ), member( f27( X, Y ), Y
% 0.78/1.16     ) ] )
% 0.78/1.16  , clause( 1108, [ ~( member( X, 'range_of'( Y ) ) ), =( X, second( f27( X, 
% 0.78/1.16    Y ) ) ) ] )
% 0.78/1.16  , clause( 1109, [ member( X, 'range_of'( Y ) ), ~( 'little_set'( X ) ), ~( 
% 0.78/1.16    'ordered_pair_predicate'( Z ) ), ~( member( Z, Y ) ), ~( =( X, second( Z
% 0.78/1.16     ) ) ) ] )
% 0.78/1.16  , clause( 1110, [ ~( member( X, 'identity_relation' ) ), 
% 0.78/1.16    'ordered_pair_predicate'( X ) ] )
% 0.78/1.16  , clause( 1111, [ ~( member( X, 'identity_relation' ) ), =( first( X ), 
% 0.78/1.16    second( X ) ) ] )
% 0.78/1.16  , clause( 1112, [ member( X, 'identity_relation' ), ~( 'little_set'( X ) )
% 0.78/1.16    , ~( 'ordered_pair_predicate'( X ) ), ~( =( first( X ), second( X ) ) ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1113, [ =( restrict( X, Y ), intersection( X, 'cross_product'( Y
% 0.78/1.16    , 'universal_set' ) ) ) ] )
% 0.78/1.16  , clause( 1114, [ ~( 'one_to_one_function'( X ) ), function( X ) ] )
% 0.78/1.16  , clause( 1115, [ ~( 'one_to_one_function'( X ) ), function( converse( X )
% 0.78/1.16     ) ] )
% 0.78/1.16  , clause( 1116, [ 'one_to_one_function'( X ), ~( function( X ) ), ~( 
% 0.78/1.16    function( converse( X ) ) ) ] )
% 0.78/1.16  , clause( 1117, [ ~( member( X, apply( Y, Z ) ) ), 'ordered_pair_predicate'( 
% 0.78/1.16    f28( X, Y, Z ) ) ] )
% 0.78/1.16  , clause( 1118, [ ~( member( X, apply( Y, Z ) ) ), member( f28( X, Y, Z ), 
% 0.78/1.16    Y ) ] )
% 0.78/1.16  , clause( 1119, [ ~( member( X, apply( Y, Z ) ) ), =( first( f28( X, Y, Z )
% 0.78/1.16     ), Z ) ] )
% 0.78/1.16  , clause( 1120, [ ~( member( X, apply( Y, Z ) ) ), member( X, second( f28( 
% 0.78/1.16    X, Y, Z ) ) ) ] )
% 0.78/1.16  , clause( 1121, [ member( X, apply( Y, Z ) ), ~( 'ordered_pair_predicate'( 
% 0.78/1.16    T ) ), ~( member( T, Y ) ), ~( =( first( T ), Z ) ), ~( member( X, second( 
% 0.78/1.16    T ) ) ) ] )
% 0.78/1.16  , clause( 1122, [ =( 'apply_to_two_arguments'( X, Y, Z ), apply( X, 
% 0.78/1.16    'ordered_pair'( Y, Z ) ) ) ] )
% 0.78/1.16  , clause( 1123, [ ~( maps( X, Y, Z ) ), function( X ) ] )
% 0.78/1.16  , clause( 1124, [ ~( maps( X, Y, Z ) ), =( 'domain_of'( X ), Y ) ] )
% 0.78/1.16  , clause( 1125, [ ~( maps( X, Y, Z ) ), subset( 'range_of'( X ), Z ) ] )
% 0.78/1.16  , clause( 1126, [ maps( X, Y, Z ), ~( function( X ) ), ~( =( 'domain_of'( X
% 0.78/1.16     ), Y ) ), ~( subset( 'range_of'( X ), Z ) ) ] )
% 0.78/1.16  , clause( 1127, [ ~( closed( X, Y ) ), 'little_set'( X ) ] )
% 0.78/1.16  , clause( 1128, [ ~( closed( X, Y ) ), 'little_set'( Y ) ] )
% 0.78/1.16  , clause( 1129, [ ~( closed( X, Y ) ), maps( Y, 'cross_product'( X, X ), X
% 0.78/1.16     ) ] )
% 0.78/1.16  , clause( 1130, [ closed( X, Y ), ~( 'little_set'( X ) ), ~( 'little_set'( 
% 0.78/1.16    Y ) ), ~( maps( Y, 'cross_product'( X, X ), X ) ) ] )
% 0.78/1.16  , clause( 1131, [ ~( member( X, compose( Y, Z ) ) ), 'little_set'( f29( X, 
% 0.78/1.16    Y, Z ) ) ] )
% 0.78/1.16  , clause( 1132, [ ~( member( X, compose( Y, Z ) ) ), 'little_set'( f30( X, 
% 0.78/1.16    Y, Z ) ) ] )
% 0.78/1.16  , clause( 1133, [ ~( member( X, compose( Y, Z ) ) ), 'little_set'( f31( X, 
% 0.78/1.16    Y, Z ) ) ] )
% 0.78/1.16  , clause( 1134, [ ~( member( X, compose( Y, Z ) ) ), =( X, 'ordered_pair'( 
% 0.78/1.16    f29( X, Y, Z ), f30( X, Y, Z ) ) ) ] )
% 0.78/1.16  , clause( 1135, [ ~( member( X, compose( Y, Z ) ) ), member( 'ordered_pair'( 
% 0.78/1.16    f29( X, Y, Z ), f31( X, Y, Z ) ), Y ) ] )
% 0.78/1.16  , clause( 1136, [ ~( member( X, compose( Y, Z ) ) ), member( 'ordered_pair'( 
% 0.78/1.16    f31( X, Y, Z ), f30( X, Y, Z ) ), Z ) ] )
% 0.78/1.16  , clause( 1137, [ member( X, compose( Y, Z ) ), ~( 'little_set'( X ) ), ~( 
% 0.78/1.16    'little_set'( T ) ), ~( 'little_set'( U ) ), ~( 'little_set'( W ) ), ~( 
% 0.78/1.16    =( X, 'ordered_pair'( T, U ) ) ), ~( member( 'ordered_pair'( T, W ), Y )
% 0.78/1.16     ), ~( member( 'ordered_pair'( W, U ), Z ) ) ] )
% 0.78/1.16  , clause( 1138, [ ~( homomorphism( X, Y, Z, T, U ) ), closed( Y, Z ) ] )
% 0.78/1.16  , clause( 1139, [ ~( homomorphism( X, Y, Z, T, U ) ), closed( T, U ) ] )
% 0.78/1.16  , clause( 1140, [ ~( homomorphism( X, Y, Z, T, U ) ), maps( X, Y, T ) ] )
% 0.78/1.16  , clause( 1141, [ ~( homomorphism( X, Y, Z, T, U ) ), ~( member( W, Y ) ), 
% 0.78/1.16    ~( member( V0, Y ) ), =( apply( X, 'apply_to_two_arguments'( Z, W, V0 ) )
% 0.78/1.16    , 'apply_to_two_arguments'( U, apply( X, W ), apply( X, V0 ) ) ) ] )
% 0.78/1.16  , clause( 1142, [ homomorphism( X, Y, Z, T, U ), ~( closed( Y, Z ) ), ~( 
% 0.78/1.16    closed( T, U ) ), ~( maps( X, Y, T ) ), member( f32( X, Y, Z, T, U ), Y )
% 0.78/1.16     ] )
% 0.78/1.16  , clause( 1143, [ homomorphism( X, Y, Z, T, U ), ~( closed( Y, Z ) ), ~( 
% 0.78/1.16    closed( T, U ) ), ~( maps( X, Y, T ) ), member( f33( X, Y, Z, T, U ), Y )
% 0.78/1.16     ] )
% 0.78/1.16  , clause( 1144, [ homomorphism( X, Y, Z, T, U ), ~( closed( Y, Z ) ), ~( 
% 0.78/1.16    closed( T, U ) ), ~( maps( X, Y, T ) ), ~( =( apply( X, 
% 0.78/1.16    'apply_to_two_arguments'( Z, f32( X, Y, Z, T, U ), f33( X, Y, Z, T, U ) )
% 0.78/1.16     ), 'apply_to_two_arguments'( U, apply( X, f32( X, Y, Z, T, U ) ), apply( 
% 0.78/1.16    X, f33( X, Y, Z, T, U ) ) ) ) ) ] )
% 0.78/1.16  , clause( 1145, [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), ~( =( 
% 0.78/1.16    'ordered_pair'( X, Z ), 'ordered_pair'( Y, T ) ) ), =( X, Y ) ] )
% 0.78/1.16  , clause( 1146, [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), ~( =( 
% 0.78/1.16    'non_ordered_pair'( Z, X ), 'non_ordered_pair'( Z, Y ) ) ), =( X, Y ) ]
% 0.78/1.16     )
% 0.78/1.16  , clause( 1147, [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), ~( 
% 0.78/1.16    'little_set'( Z ) ), ~( 'little_set'( T ) ), ~( =( 'ordered_pair'( X, Y )
% 0.78/1.16    , 'ordered_pair'( Z, T ) ) ), =( Y, T ) ] )
% 0.78/1.16  , clause( 1148, [ ~( subset( X, Y ) ), ~( subset( Y, X ) ), =( X, Y ) ] )
% 0.78/1.16  , clause( 1149, [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), =( first( 
% 0.78/1.16    'ordered_pair'( X, Y ) ), X ) ] )
% 0.78/1.16  , clause( 1150, [ ~( 'little_set'( X ) ), ~( 'little_set'( Y ) ), =( second( 
% 0.78/1.16    'ordered_pair'( X, Y ) ), Y ) ] )
% 0.78/1.16  , clause( 1151, [ ~( 'ordered_pair_predicate'( X ) ), 'little_set'( first( 
% 0.78/1.16    X ) ) ] )
% 0.78/1.16  , clause( 1152, [ ~( 'ordered_pair_predicate'( X ) ), 'little_set'( second( 
% 0.78/1.16    X ) ) ] )
% 0.78/1.16  , clause( 1153, [ ~( 'little_set'( X ) ), member( X, 'singleton_set'( X ) )
% 0.78/1.16     ] )
% 0.78/1.16  , clause( 1154, [ 'little_set'( 'ordered_pair'( X, Y ) ) ] )
% 0.78/1.16  , clause( 1155, [ 'ordered_pair_predicate'( a ) ] )
% 0.78/1.16  , clause( 1156, [ ~( 'little_set'( a ) ) ] )
% 0.78/1.16  ] ).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  eqswap(
% 0.78/1.16  clause( 1171, [ =( 'ordered_pair'( f2( X ), f3( X ) ), X ), ~( 
% 0.78/1.16    'ordered_pair_predicate'( X ) ) ] )
% 0.78/1.16  , clause( 1016, [ ~( 'ordered_pair_predicate'( X ) ), =( X, 'ordered_pair'( 
% 0.78/1.16    f2( X ), f3( X ) ) ) ] )
% 0.78/1.16  , 1, substitution( 0, [ :=( X, X )] )).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  subsumption(
% 0.78/1.16  clause( 12, [ ~( 'ordered_pair_predicate'( X ) ), =( 'ordered_pair'( f2( X
% 0.78/1.16     ), f3( X ) ), X ) ] )
% 0.78/1.16  , clause( 1171, [ =( 'ordered_pair'( f2( X ), f3( X ) ), X ), ~( 
% 0.78/1.16    'ordered_pair_predicate'( X ) ) ] )
% 0.78/1.16  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 1 ), ==>( 1, 
% 0.78/1.16    0 )] ) ).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  subsumption(
% 0.78/1.16  clause( 150, [ 'little_set'( 'ordered_pair'( X, Y ) ) ] )
% 0.78/1.16  , clause( 1154, [ 'little_set'( 'ordered_pair'( X, Y ) ) ] )
% 0.78/1.16  , substitution( 0, [ :=( X, X ), :=( Y, Y )] ), permutation( 0, [ ==>( 0, 0
% 0.78/1.16     )] ) ).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  subsumption(
% 0.78/1.16  clause( 151, [ 'ordered_pair_predicate'( a ) ] )
% 0.78/1.16  , clause( 1155, [ 'ordered_pair_predicate'( a ) ] )
% 0.78/1.16  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  subsumption(
% 0.78/1.16  clause( 152, [ ~( 'little_set'( a ) ) ] )
% 0.78/1.16  , clause( 1156, [ ~( 'little_set'( a ) ) ] )
% 0.78/1.16  , substitution( 0, [] ), permutation( 0, [ ==>( 0, 0 )] ) ).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  paramod(
% 0.78/1.16  clause( 1794, [ 'little_set'( X ), ~( 'ordered_pair_predicate'( X ) ) ] )
% 0.78/1.16  , clause( 12, [ ~( 'ordered_pair_predicate'( X ) ), =( 'ordered_pair'( f2( 
% 0.78/1.16    X ), f3( X ) ), X ) ] )
% 0.78/1.16  , 1, clause( 150, [ 'little_set'( 'ordered_pair'( X, Y ) ) ] )
% 0.78/1.16  , 0, 1, substitution( 0, [ :=( X, X )] ), substitution( 1, [ :=( X, f2( X )
% 0.78/1.16     ), :=( Y, f3( X ) )] )).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  subsumption(
% 0.78/1.16  clause( 991, [ 'little_set'( X ), ~( 'ordered_pair_predicate'( X ) ) ] )
% 0.78/1.16  , clause( 1794, [ 'little_set'( X ), ~( 'ordered_pair_predicate'( X ) ) ]
% 0.78/1.16     )
% 0.78/1.16  , substitution( 0, [ :=( X, X )] ), permutation( 0, [ ==>( 0, 0 ), ==>( 1, 
% 0.78/1.16    1 )] ) ).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  resolution(
% 0.78/1.16  clause( 1795, [ 'little_set'( a ) ] )
% 0.78/1.16  , clause( 991, [ 'little_set'( X ), ~( 'ordered_pair_predicate'( X ) ) ] )
% 0.78/1.16  , 1, clause( 151, [ 'ordered_pair_predicate'( a ) ] )
% 0.78/1.16  , 0, substitution( 0, [ :=( X, a )] ), substitution( 1, [] )).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  resolution(
% 0.78/1.16  clause( 1796, [] )
% 0.78/1.16  , clause( 152, [ ~( 'little_set'( a ) ) ] )
% 0.78/1.16  , 0, clause( 1795, [ 'little_set'( a ) ] )
% 0.78/1.16  , 0, substitution( 0, [] ), substitution( 1, [] )).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  subsumption(
% 0.78/1.16  clause( 1002, [] )
% 0.78/1.16  , clause( 1796, [] )
% 0.78/1.16  , substitution( 0, [] ), permutation( 0, [] ) ).
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  end.
% 0.78/1.16  
% 0.78/1.16  % ABCDEFGHIJKLMNOPQRSTUVWXYZ
% 0.78/1.16  
% 0.78/1.16  Memory use:
% 0.78/1.16  
% 0.78/1.16  space for terms:        18001
% 0.78/1.16  space for clauses:      51933
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  clauses generated:      2028
% 0.78/1.16  clauses kept:           1003
% 0.78/1.16  clauses selected:       62
% 0.78/1.16  clauses deleted:        0
% 0.78/1.16  clauses inuse deleted:  0
% 0.78/1.16  
% 0.78/1.16  subsentry:          6993
% 0.78/1.16  literals s-matched: 5012
% 0.78/1.16  literals matched:   3090
% 0.78/1.16  full subsumption:   1600
% 0.78/1.16  
% 0.78/1.16  checksum:           -468882483
% 0.78/1.16  
% 0.78/1.16  
% 0.78/1.16  Bliksem ended
%------------------------------------------------------------------------------