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Leo-III---1.8.0.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : NUM155-1 : TPTP v9.3.1. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39

% Computer : n015.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Sun Sep 27 08:08:18 AM UTC 2026

% Result   : Unsatisfiable 122.47s 31.66s
% Output   : Refutation 111.92s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   22
%            Number of leaves      :  162
% Syntax   : Number of formulae    :  683 ( 199 unt;   0 typ;   0 def)
%            Number of atoms       : 1622 ( 635 equ;   0 cnn)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives : 5992 ( 833   ~; 699   |;   0   &;4460   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   6 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   83 (  80 usr;  22 con; 0-3 aty)
%            Number of variables   :  929 (   0   ^; 929   !;   0   ?; 929   :)

% Comments : 
%------------------------------------------------------------------------------
thf(member_decl,type,
    member: $i > $i > $o ).

thf(x_decl,type,
    x: $i ).

thf(ordinal_numbers_decl,type,
    ordinal_numbers: $i ).

thf(y_decl,type,
    y: $i ).

thf(successor_decl,type,
    successor: $i > $i ).

thf(single_valued_class_decl,type,
    single_valued_class: $i > $o ).

thf(subclass_decl,type,
    subclass: $i > $i > $o ).

thf(compose_decl,type,
    compose: $i > $i > $i ).

thf(inverse_decl,type,
    inverse: $i > $i ).

thf(identity_relation_decl,type,
    identity_relation: $i ).

thf(function_decl,type,
    function: $i > $o ).

thf(one_to_one_decl,type,
    one_to_one: $i > $o ).

thf(union_decl,type,
    union: $i > $i > $i ).

thf(symmetrization_of_decl,type,
    symmetrization_of: $i > $i ).

thf(intersection_decl,type,
    intersection: $i > $i > $i ).

thf(subset_relation_decl,type,
    subset_relation: $i ).

thf(composition_function_decl,type,
    composition_function: $i ).

thf(cross_product_decl,type,
    cross_product: $i > $i > $i ).

thf(universal_class_decl,type,
    universal_class: $i ).

thf(element_relation_decl,type,
    element_relation: $i ).

thf(domain_of_decl,type,
    domain_of: $i > $i ).

thf(restrict_decl,type,
    restrict: $i > $i > $i > $i ).

thf(section_decl,type,
    section: $i > $i > $i > $o ).

thf(inductive_decl,type,
    inductive: $i > $o ).

thf(omega_decl,type,
    omega: $i ).

thf(transitive_decl,type,
    transitive: $i > $i > $o ).

thf(homomorphism_decl,type,
    homomorphism: $i > $i > $i > $o ).

thf(operation_decl,type,
    operation: $i > $o ).

thf(maps_decl,type,
    maps: $i > $i > $i > $o ).

thf(flip_decl,type,
    flip: $i > $i ).

thf(rotate_decl,type,
    rotate: $i > $i ).

thf(complement_decl,type,
    complement: $i > $i ).

thf(irreflexive_decl,type,
    irreflexive: $i > $i > $o ).

thf(range_of_decl,type,
    range_of: $i > $i ).

thf(choice_decl,type,
    choice: $i ).

thf(domain_decl,type,
    domain: $i > $i > $i > $i ).

thf(image_decl,type,
    image: $i > $i > $i ).

thf(singleton_decl,type,
    singleton: $i > $i ).

thf(single_valued1_decl,type,
    single_valued1: $i > $i ).

thf(single_valued2_decl,type,
    single_valued2: $i > $i ).

thf(single_valued3_decl,type,
    single_valued3: $i > $i ).

thf(power_class_decl,type,
    power_class: $i > $i ).

thf(unordered_pair_decl,type,
    unordered_pair: $i > $i > $i ).

thf(rest_of_decl,type,
    rest_of: $i > $i ).

thf(connected_decl,type,
    connected: $i > $i > $o ).

thf(not_well_ordering_decl,type,
    not_well_ordering: $i > $i > $i ).

thf(well_ordering_decl,type,
    well_ordering: $i > $i > $o ).

thf(rest_relation_decl,type,
    rest_relation: $i ).

thf(application_function_decl,type,
    application_function: $i ).

thf(asymmetric_decl,type,
    asymmetric: $i > $i > $o ).

thf(null_class_decl,type,
    null_class: $i ).

thf(ordered_pair_decl,type,
    ordered_pair: $i > $i > $i ).

thf(compatible_decl,type,
    compatible: $i > $i > $i > $o ).

thf(segment_decl,type,
    segment: $i > $i > $i > $i ).

thf(least_decl,type,
    least: $i > $i > $i ).

thf(sum_class_decl,type,
    sum_class: $i > $i ).

thf(compose_class_decl,type,
    compose_class: $i > $i ).

thf(union_of_range_map_decl,type,
    union_of_range_map: $i ).

thf(first_decl,type,
    first: $i > $i ).

thf(not_subclass_element_decl,type,
    not_subclass_element: $i > $i > $i ).

thf(second_decl,type,
    second: $i > $i ).

thf(range_decl,type,
    range: $i > $i > $i > $i ).

thf(symmetric_difference_decl,type,
    symmetric_difference: $i > $i > $i ).

thf(recursion_decl,type,
    recursion: $i > $i > $i > $i ).

thf(apply_decl,type,
    apply: $i > $i > $i ).

thf(add_relation_decl,type,
    add_relation: $i ).

thf(ordinal_multiply_decl,type,
    ordinal_multiply: $i > $i > $i ).

thf(successor_relation_decl,type,
    successor_relation: $i ).

thf(ordinal_add_decl,type,
    ordinal_add: $i > $i > $i ).

thf(diagonalise_decl,type,
    diagonalise: $i > $i ).

thf(cantor_decl,type,
    cantor: $i > $i ).

thf(regular_decl,type,
    regular: $i > $i ).

thf(not_homomorphism1_decl,type,
    not_homomorphism1: $i > $i > $i > $i ).

thf(not_homomorphism2_decl,type,
    not_homomorphism2: $i > $i > $i > $i ).

thf(domain_relation_decl,type,
    domain_relation: $i ).

thf(singleton_relation_decl,type,
    singleton_relation: $i ).

thf(recursion_equation_functions_decl,type,
    recursion_equation_functions: $i > $i ).

thf(kind_1_ordinals_decl,type,
    kind_1_ordinals: $i ).

thf(limit_ordinals_decl,type,
    limit_ordinals: $i ).

thf(integer_of_decl,type,
    integer_of: $i > $i ).

thf(78,axiom,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ intersection ) @ domain_of @ complement )
      = ( A @ diagonalise ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',diagonalisation) ).

thf(313,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ intersection ) @ domain_of @ complement )
      = ( A @ diagonalise ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[78]) ).

thf(314,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ intersection ) @ domain_of @ complement )
      = ( A @ diagonalise ) ),
    inference(lifteq,[status(thm)],[313]) ).

thf(28,axiom,
    ! [A: $i] :
      ( ( A @ complement @ ( element_relation @ image ) @ complement )
      = ( A @ power_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',power_class_definition) ).

thf(212,plain,
    ! [A: $i] :
      ( ( A @ complement @ ( element_relation @ image ) @ complement )
      = ( A @ power_class ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(213,plain,
    ! [A: $i] :
      ( ( A @ complement @ ( element_relation @ image ) @ complement )
      = ( A @ power_class ) ),
    inference(lifteq,[status(thm)],[212]) ).

thf(1020,plain,
    ! [B: $i,A: $i] :
      ( ( ( identity_relation @ ( A @ intersection ) @ domain_of @ complement )
       != ( B @ complement ) )
      | ( ( A @ diagonalise @ ( element_relation @ image ) @ complement )
        = ( B @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[314,213]) ).

thf(1021,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ complement )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ power_class ) ),
    inference(pattern_uni,[status(thm)],[1020:[bind(A,$thf( D )),bind(B,$thf( identity_relation @ ( D @ intersection ) @ domain_of ))]]) ).

thf(1081,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ complement )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ power_class ) ),
    inference(simp,[status(thm)],[1021]) ).

thf(1500,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ diagonalise )
       != ( B @ diagonalise ) )
      | ( ( identity_relation @ ( A @ intersection ) @ domain_of @ complement @ ( element_relation @ image ) @ complement )
        = ( identity_relation @ ( B @ intersection ) @ domain_of @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[314,1081]) ).

thf(1501,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ intersection ) @ domain_of @ complement @ ( element_relation @ image ) @ complement )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ power_class ) ),
    inference(pattern_uni,[status(thm)],[1500:[bind(A,$thf( A )),bind(B,$thf( A ))]]) ).

thf(162,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ regular @ member ) )
      | ( A = null_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',regularity1) ).

thf(509,plain,
    ! [A: $i] :
      ( ( A @ ( A @ regular @ member ) )
      | ( A = null_class ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[162]) ).

thf(510,plain,
    ! [A: $i] :
      ( ( A @ ( A @ regular @ member ) )
      | ( A = null_class ) ),
    inference(cnf,[status(esa)],[509]) ).

thf(511,plain,
    ! [A: $i] :
      ( ( A @ ( A @ regular @ member ) )
      | ( A = null_class ) ),
    inference(lifteq,[status(thm)],[510]) ).

thf(3,negated_conjecture,
    y @ ( x @ member ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_no_ordinal_between_3) ).

thf(165,plain,
    y @ ( x @ member ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(143,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ member ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement1) ).

thf(462,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ member ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[143]) ).

thf(463,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ member ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(cnf,[status(esa)],[462]) ).

thf(541,plain,
    ! [B: $i,A: $i] :
      ( ( ( y @ ( x @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ $true
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[165,463]) ).

thf(542,plain,
    ! [B: $i,A: $i] :
      ( ( ( y @ ( x @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[541]) ).

thf(543,plain,
    ~ ( y @ complement @ ( x @ member ) ),
    inference(pattern_uni,[status(thm)],[542:[bind(A,$thf( x )),bind(B,$thf( y ))]]) ).

thf(587,plain,
    ( ( ( y @ complement @ ( x @ member ) )
     != ( y @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[165,543]) ).

thf(588,plain,
    ( ( y @ complement @ ( x @ member ) )
   != ( y @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[587]) ).

thf(598,plain,
    ( ( ( y @ complement )
     != y )
    | ( x != x ) ),
    inference(simp,[status(thm)],[588]) ).

thf(601,plain,
    ( ( y @ complement )
   != y ),
    inference(simp,[status(thm)],[598]) ).

thf(1777,plain,
    ! [A: $i] :
      ( ( A
       != ( y @ complement ) )
      | ( null_class != y )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,601]) ).

thf(1778,plain,
    ( ( null_class != y )
    | ( y @ complement @ ( y @ complement @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1777:[bind(A,$thf( y @ complement ))]]) ).

thf(11352,plain,
    ! [A: $i] :
      ( ( null_class != null_class )
      | ( A != y )
      | ( y @ complement @ ( y @ complement @ regular @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,1778]) ).

thf(11353,plain,
    ! [A: $i] :
      ( ( A != y )
      | ( y @ complement @ ( y @ complement @ regular @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[11352:[]]) ).

thf(11504,plain,
    ( ( y @ complement @ ( y @ complement @ regular @ member ) )
    | ( y @ ( y @ regular @ member ) ) ),
    inference(simp,[status(thm)],[11353]) ).

thf(87,axiom,
    universal_class @ ( universal_class @ cross_product ) @ ( domain_relation @ subclass ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_of_domain_relation1) ).

thf(333,plain,
    universal_class @ ( universal_class @ cross_product ) @ ( domain_relation @ subclass ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[87]) ).

thf(134,axiom,
    ! [A: $i] :
      ( ( ( A @ integer_of )
        = null_class )
      | ( omega @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',integer_function2) ).

thf(443,plain,
    ! [A: $i] :
      ( ( ( A @ integer_of )
        = null_class )
      | ( omega @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[134]) ).

thf(444,plain,
    ! [A: $i] :
      ( ( ( A @ integer_of )
        = null_class )
      | ( omega @ ( A @ member ) ) ),
    inference(cnf,[status(esa)],[443]) ).

thf(445,plain,
    ! [A: $i] :
      ( ( omega @ ( A @ member ) )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(lifteq,[status(thm)],[444]) ).

thf(539,plain,
    ! [B: $i,A: $i] :
      ( ( ( y @ ( x @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[165,463]) ).

thf(540,plain,
    ! [B: $i,A: $i] :
      ( ( ( y @ ( x @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[539]) ).

thf(545,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != y )
      | ( x != A )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[540]) ).

thf(546,plain,
    ! [A: $i] :
      ( ( ( A @ complement )
       != y )
      | ~ ( A @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[545]) ).

thf(5776,plain,
    ! [B: $i,A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( B @ ( x @ member ) ) )
      | ( ( B @ complement )
       != y )
      | ~ $true
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(paramod_ordered,[status(thm)],[445,546]) ).

thf(5777,plain,
    ! [B: $i,A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( B @ ( x @ member ) ) )
      | ( ( B @ complement )
       != y )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[5776]) ).

thf(5778,plain,
    ( ( ( omega @ complement )
     != y )
    | ( ( x @ integer_of )
      = null_class ) ),
    inference(pattern_uni,[status(thm)],[5777:[bind(A,$thf( x )),bind(B,$thf( omega ))]]) ).

thf(141,axiom,
    universal_class @ ( omega @ member ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',omega_in_universal) ).

thf(459,plain,
    universal_class @ ( omega @ member ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[141]) ).

thf(1,negated_conjecture,
    ordinal_numbers @ ( x @ member ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_no_ordinal_between_1) ).

thf(163,plain,
    ordinal_numbers @ ( x @ member ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(519,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ ( x @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ $true
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[163,463]) ).

thf(520,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ ( x @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[519]) ).

thf(521,plain,
    ~ ( ordinal_numbers @ complement @ ( x @ member ) ),
    inference(pattern_uni,[status(thm)],[520:[bind(A,$thf( x )),bind(B,$thf( ordinal_numbers ))]]) ).

thf(574,plain,
    ( ( ( universal_class @ ( omega @ member ) )
     != ( ordinal_numbers @ complement @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[459,521]) ).

thf(575,plain,
    ( ( universal_class @ ( omega @ member ) )
   != ( ordinal_numbers @ complement @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[574]) ).

thf(582,plain,
    ( ( ( ordinal_numbers @ complement )
     != universal_class )
    | ( omega != x ) ),
    inference(simp,[status(thm)],[575]) ).

thf(31,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ well_ordering ) )
      | ( B @ ( B @ ( A @ not_well_ordering ) @ subclass ) )
      | ~ ( B @ ( A @ connected ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',well_ordering7) ).

thf(217,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ well_ordering ) )
      | ( B @ ( B @ ( A @ not_well_ordering ) @ subclass ) )
      | ~ ( B @ ( A @ connected ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).

thf(1864,plain,
    ! [A: $i] :
      ( ( ( A @ ( A @ regular @ member ) )
       != ( ordinal_numbers @ complement @ ( x @ member ) ) )
      | ~ $true
      | ( A = null_class ) ),
    inference(paramod_ordered,[status(thm)],[511,521]) ).

thf(1865,plain,
    ! [A: $i] :
      ( ( ( A @ ( A @ regular @ member ) )
       != ( ordinal_numbers @ complement @ ( x @ member ) ) )
      | ( A = null_class ) ),
    inference(simp,[status(thm)],[1864]) ).

thf(2053,plain,
    ! [A: $i] :
      ( ( A
       != ( ordinal_numbers @ complement ) )
      | ( ( A @ regular )
       != x )
      | ( A = null_class ) ),
    inference(simp,[status(thm)],[1865]) ).

thf(2062,plain,
    ( ( ( ordinal_numbers @ complement @ regular )
     != x )
    | ( ( ordinal_numbers @ complement )
      = null_class ) ),
    inference(simp,[status(thm)],[2053]) ).

thf(76,axiom,
    ! [A: $i] :
      ( ( ( A @ domain_of @ domain_of @ ( A @ domain_of @ domain_of @ cross_product ) )
        = ( A @ domain_of ) )
      | ~ ( A @ operation ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',operation2) ).

thf(308,plain,
    ! [A: $i] :
      ( ( ( A @ domain_of @ domain_of @ ( A @ domain_of @ domain_of @ cross_product ) )
        = ( A @ domain_of ) )
      | ~ ( A @ operation ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[76]) ).

thf(871,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ complement @ ( element_relation @ image ) @ complement )
       != ( B @ complement ) )
      | ( ( A @ power_class @ ( element_relation @ image ) @ complement )
        = ( B @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[213,213]) ).

thf(872,plain,
    ! [A: $i] :
      ( ( A @ power_class @ ( element_relation @ image ) @ complement )
      = ( A @ complement @ ( element_relation @ image ) @ power_class ) ),
    inference(pattern_uni,[status(thm)],[871:[bind(A,$thf( E )),bind(B,$thf( E @ complement @ ( element_relation @ image ) ))]]) ).

thf(915,plain,
    ! [A: $i] :
      ( ( A @ power_class @ ( element_relation @ image ) @ complement )
      = ( A @ complement @ ( element_relation @ image ) @ power_class ) ),
    inference(simp,[status(thm)],[872]) ).

thf(1358,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ power_class @ ( element_relation @ image ) @ complement )
       != ( B @ complement ) )
      | ( ( A @ complement @ ( element_relation @ image ) @ power_class @ ( element_relation @ image ) @ complement )
        = ( B @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[915,213]) ).

thf(1359,plain,
    ! [A: $i] :
      ( ( A @ complement @ ( element_relation @ image ) @ power_class @ ( element_relation @ image ) @ complement )
      = ( A @ power_class @ ( element_relation @ image ) @ power_class ) ),
    inference(pattern_uni,[status(thm)],[1358:[bind(A,$thf( E )),bind(B,$thf( E @ power_class @ ( element_relation @ image ) ))]]) ).

thf(1438,plain,
    ! [A: $i] :
      ( ( A @ complement @ ( element_relation @ image ) @ power_class @ ( element_relation @ image ) @ complement )
      = ( A @ power_class @ ( element_relation @ image ) @ power_class ) ),
    inference(simp,[status(thm)],[1359]) ).

thf(2966,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ complement @ ( element_relation @ image ) @ power_class @ ( element_relation @ image ) @ complement )
       != ( B @ power_class @ ( element_relation @ image ) @ complement ) )
      | ( ( A @ power_class @ ( element_relation @ image ) @ power_class )
        = ( B @ complement @ ( element_relation @ image ) @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[1438,915]) ).

thf(2967,plain,
    ! [A: $i] :
      ( ( A @ power_class @ ( element_relation @ image ) @ power_class )
      = ( A @ complement @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ power_class ) ),
    inference(pattern_uni,[status(thm)],[2966:[bind(A,$thf( E )),bind(B,$thf( E @ complement @ ( element_relation @ image ) ))]]) ).

thf(3108,plain,
    ! [A: $i] :
      ( ( A @ power_class @ ( element_relation @ image ) @ power_class )
      = ( A @ complement @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ power_class ) ),
    inference(simp,[status(thm)],[2967]) ).

thf(29,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ unordered_pair ) )
      = ( A @ singleton ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',singleton_set) ).

thf(214,plain,
    ! [A: $i] :
      ( ( A @ ( A @ unordered_pair ) )
      = ( A @ singleton ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(215,plain,
    ! [A: $i] :
      ( ( A @ ( A @ unordered_pair ) )
      = ( A @ singleton ) ),
    inference(lifteq,[status(thm)],[214]) ).

thf(114,axiom,
    ! [B: $i,A: $i] : ( universal_class @ ( B @ ( A @ unordered_pair ) @ member ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',unordered_pairs_in_universal) ).

thf(398,plain,
    ! [B: $i,A: $i] : ( universal_class @ ( B @ ( A @ unordered_pair ) @ member ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[114]) ).

thf(1169,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ unordered_pair ) )
       != ( C @ ( B @ unordered_pair ) ) )
      | ( universal_class @ ( A @ singleton @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[215,398]) ).

thf(1170,plain,
    ! [A: $i] : ( universal_class @ ( A @ singleton @ member ) ),
    inference(pattern_uni,[status(thm)],[1169:[bind(A,$thf( A )),bind(B,$thf( A )),bind(C,$thf( A ))]]) ).

thf(517,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ ( x @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[163,463]) ).

thf(518,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ ( x @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[517]) ).

thf(523,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != ordinal_numbers )
      | ( x != A )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[518]) ).

thf(527,plain,
    ! [A: $i] :
      ( ( ( A @ complement )
       != ordinal_numbers )
      | ~ ( A @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[523]) ).

thf(1173,plain,
    ! [B: $i,A: $i] :
      ( ( ( universal_class @ ( A @ singleton @ member ) )
       != ( B @ ( x @ member ) ) )
      | ( ( B @ complement )
       != ordinal_numbers )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1170,527]) ).

thf(1174,plain,
    ! [B: $i,A: $i] :
      ( ( ( universal_class @ ( A @ singleton @ member ) )
       != ( B @ ( x @ member ) ) )
      | ( ( B @ complement )
       != ordinal_numbers ) ),
    inference(simp,[status(thm)],[1173]) ).

thf(1195,plain,
    ! [B: $i,A: $i] :
      ( ( universal_class != B )
      | ( ( A @ singleton )
       != x )
      | ( ( B @ complement )
       != ordinal_numbers ) ),
    inference(simp,[status(thm)],[1174]) ).

thf(1205,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != x )
      | ( ( universal_class @ complement )
       != ordinal_numbers ) ),
    inference(simp,[status(thm)],[1195]) ).

thf(1590,plain,
    ! [A: $i] :
      ( ( A
       != ( universal_class @ ( universal_class @ cross_product ) ) )
      | ( null_class @ ( domain_relation @ subclass ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,333]) ).

thf(1591,plain,
    ( ( null_class @ ( domain_relation @ subclass ) )
    | ( universal_class @ ( universal_class @ cross_product ) @ ( universal_class @ ( universal_class @ cross_product ) @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1590:[bind(A,$thf( universal_class @ ( universal_class @ cross_product ) ))]]) ).

thf(107,axiom,
    ! [A: $i] :
      ( ( ordinal_numbers @ ( A @ member ) )
      | ~ ( universal_class @ ( A @ member ) )
      | ~ ( A @ ( A @ sum_class @ subclass ) )
      | ~ ( A @ ( element_relation @ well_ordering ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordinal_numbers3) ).

thf(379,plain,
    ! [A: $i] :
      ( ( ordinal_numbers @ ( A @ member ) )
      | ~ ( universal_class @ ( A @ member ) )
      | ~ ( A @ ( A @ sum_class @ subclass ) )
      | ~ ( A @ ( element_relation @ well_ordering ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[107]) ).

thf(57,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( null_class @ ( C @ singleton @ ( B @ ( A @ restrict ) ) @ not_subclass_element ) @ first )
      = ( C @ ( B @ ( A @ domain ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',domain) ).

thf(269,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( null_class @ ( C @ singleton @ ( B @ ( A @ restrict ) ) @ not_subclass_element ) @ first )
      = ( C @ ( B @ ( A @ domain ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[57]) ).

thf(24,axiom,
    choice @ function,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',choice1) ).

thf(202,plain,
    choice @ function,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(962,plain,
    ! [A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( y @ complement @ ( x @ member ) ) )
      | ~ $true
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(paramod_ordered,[status(thm)],[445,543]) ).

thf(963,plain,
    ! [A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( y @ complement @ ( x @ member ) ) )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[962]) ).

thf(970,plain,
    ! [A: $i] :
      ( ( ( y @ complement )
       != omega )
      | ( A != x )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[963]) ).

thf(977,plain,
    ( ( ( y @ complement )
     != omega )
    | ( ( x @ integer_of )
      = null_class ) ),
    inference(simp,[status(thm)],[970]) ).

thf(6,axiom,
    ! [A: $i] :
      ( ( A @ one_to_one )
      | ~ ( A @ function )
      | ~ ( A @ inverse @ function ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',one_to_one3) ).

thf(169,plain,
    ! [A: $i] :
      ( ( A @ one_to_one )
      | ~ ( A @ function )
      | ~ ( A @ inverse @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(170,plain,
    ! [A: $i] :
      ( ( A @ one_to_one )
      | ~ ( A @ function )
      | ~ ( A @ inverse @ function ) ),
    inference(cnf,[status(esa)],[169]) ).

thf(109,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ compose_class @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ( ( A @ ( C @ compose ) )
       != B )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose_class_definition3) ).

thf(385,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ compose_class @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ( ( A @ ( C @ compose ) )
       != B )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[109]) ).

thf(570,plain,
    ( ( ( ordinal_numbers @ complement @ ( x @ member ) )
     != ( y @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[165,521]) ).

thf(571,plain,
    ( ( ordinal_numbers @ complement @ ( x @ member ) )
   != ( y @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[570]) ).

thf(581,plain,
    ( ( ( ordinal_numbers @ complement )
     != y )
    | ( x != x ) ),
    inference(simp,[status(thm)],[571]) ).

thf(584,plain,
    ( ( ordinal_numbers @ complement )
   != y ),
    inference(simp,[status(thm)],[581]) ).

thf(1780,plain,
    ! [A: $i] :
      ( ( A
       != ( ordinal_numbers @ complement ) )
      | ( null_class != y )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,584]) ).

thf(1781,plain,
    ( ( null_class != y )
    | ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1780:[bind(A,$thf( ordinal_numbers @ complement ))]]) ).

thf(12850,plain,
    ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
     != ( ordinal_numbers @ complement @ ( x @ member ) ) )
    | ~ $true
    | ( null_class != y ) ),
    inference(paramod_ordered,[status(thm)],[1781,521]) ).

thf(12851,plain,
    ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
     != ( ordinal_numbers @ complement @ ( x @ member ) ) )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[12850]) ).

thf(12887,plain,
    ( ( ( ordinal_numbers @ complement )
     != ( ordinal_numbers @ complement ) )
    | ( ( ordinal_numbers @ complement @ regular )
     != x )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[12851]) ).

thf(12939,plain,
    ( ( ( ordinal_numbers @ complement @ regular )
     != x )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[12887]) ).

thf(158,axiom,
    ! [A: $i] :
      ( ( A @ ( null_class @ member ) )
      | ~ ( A @ inductive ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inductive1) ).

thf(500,plain,
    ! [A: $i] :
      ( ( A @ ( null_class @ member ) )
      | ~ ( A @ inductive ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[158]) ).

thf(2,negated_conjecture,
    ordinal_numbers @ ( y @ member ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_no_ordinal_between_2) ).

thf(164,plain,
    ordinal_numbers @ ( y @ member ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(514,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ ( y @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ $true
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[164,463]) ).

thf(515,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ ( y @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[514]) ).

thf(516,plain,
    ~ ( ordinal_numbers @ complement @ ( y @ member ) ),
    inference(pattern_uni,[status(thm)],[515:[bind(A,$thf( y )),bind(B,$thf( ordinal_numbers ))]]) ).

thf(530,plain,
    ( ( ( ordinal_numbers @ complement @ ( y @ member ) )
     != ( ordinal_numbers @ ( y @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[164,516]) ).

thf(531,plain,
    ( ( ordinal_numbers @ complement @ ( y @ member ) )
   != ( ordinal_numbers @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[530]) ).

thf(534,plain,
    ( ( ( ordinal_numbers @ complement )
     != ordinal_numbers )
    | ( y != y ) ),
    inference(simp,[status(thm)],[531]) ).

thf(536,plain,
    ( ( ordinal_numbers @ complement )
   != ordinal_numbers ),
    inference(simp,[status(thm)],[534]) ).

thf(1616,plain,
    ! [A: $i] :
      ( ( A
       != ( ordinal_numbers @ complement ) )
      | ( null_class != ordinal_numbers )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,536]) ).

thf(1617,plain,
    ( ( null_class != ordinal_numbers )
    | ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1616:[bind(A,$thf( ordinal_numbers @ complement ))]]) ).

thf(7928,plain,
    ! [A: $i] :
      ( ( null_class != null_class )
      | ( A != ordinal_numbers )
      | ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,1617]) ).

thf(7929,plain,
    ! [A: $i] :
      ( ( A != ordinal_numbers )
      | ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[7928:[]]) ).

thf(8057,plain,
    ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
    | ( ordinal_numbers @ ( ordinal_numbers @ regular @ member ) ) ),
    inference(simp,[status(thm)],[7929]) ).

thf(4,negated_conjecture,
    x @ successor @ ( y @ member ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_no_ordinal_between_4) ).

thf(166,plain,
    x @ successor @ ( y @ member ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(815,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( universal_class @ ( B @ ( A @ unordered_pair ) @ member ) )
       != ( D @ ( C @ member ) ) )
      | ~ $true
      | ~ ( D @ complement @ ( C @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[398,463]) ).

thf(816,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( universal_class @ ( B @ ( A @ unordered_pair ) @ member ) )
       != ( D @ ( C @ member ) ) )
      | ~ ( D @ complement @ ( C @ member ) ) ),
    inference(simp,[status(thm)],[815]) ).

thf(817,plain,
    ! [B: $i,A: $i] :
      ~ ( universal_class @ complement @ ( B @ ( A @ unordered_pair ) @ member ) ),
    inference(pattern_uni,[status(thm)],[816:[bind(A,$thf( E )),bind(B,$thf( F )),bind(C,$thf( F @ ( E @ unordered_pair ) )),bind(D,$thf( universal_class ))]]) ).

thf(828,plain,
    ! [B: $i,A: $i] :
      ~ ( universal_class @ complement @ ( B @ ( A @ unordered_pair ) @ member ) ),
    inference(simp,[status(thm)],[817]) ).

thf(1171,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ unordered_pair ) )
       != ( C @ ( B @ unordered_pair ) ) )
      | ~ ( universal_class @ complement @ ( A @ singleton @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[215,828]) ).

thf(1172,plain,
    ! [A: $i] :
      ~ ( universal_class @ complement @ ( A @ singleton @ member ) ),
    inference(pattern_uni,[status(thm)],[1171:[bind(A,$thf( A )),bind(B,$thf( A )),bind(C,$thf( A ))]]) ).

thf(1217,plain,
    ! [A: $i] :
      ( ( ( universal_class @ complement @ ( A @ singleton @ member ) )
       != ( x @ successor @ ( y @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[166,1172]) ).

thf(1218,plain,
    ! [A: $i] :
      ( ( universal_class @ complement @ ( A @ singleton @ member ) )
     != ( x @ successor @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[1217]) ).

thf(1233,plain,
    ! [A: $i] :
      ( ( ( universal_class @ complement )
       != ( x @ successor ) )
      | ( ( A @ singleton )
       != y ) ),
    inference(simp,[status(thm)],[1218]) ).

thf(91,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( E @ ( A @ apply ) @ ( D @ ( A @ apply ) @ ordered_pair ) @ ( C @ apply ) )
        = ( E @ ( D @ ordered_pair ) @ ( B @ apply ) @ ( A @ apply ) ) )
      | ~ ( B @ domain_of @ ( E @ ( D @ ordered_pair ) @ member ) )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',homomorphism4) ).

thf(340,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( E @ ( A @ apply ) @ ( D @ ( A @ apply ) @ ordered_pair ) @ ( C @ apply ) )
        = ( E @ ( D @ ordered_pair ) @ ( B @ apply ) @ ( A @ apply ) ) )
      | ~ ( B @ domain_of @ ( E @ ( D @ ordered_pair ) @ member ) )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[91]) ).

thf(72,axiom,
    universal_class @ ( universal_class @ cross_product ) @ ( successor_relation @ subclass ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',successor_relation1) ).

thf(301,plain,
    universal_class @ ( universal_class @ cross_product ) @ ( successor_relation @ subclass ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[72]) ).

thf(1639,plain,
    ! [A: $i] :
      ( ( A != successor_relation )
      | ( universal_class @ ( universal_class @ cross_product ) @ ( null_class @ subclass ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,301]) ).

thf(1640,plain,
    ( ( universal_class @ ( universal_class @ cross_product ) @ ( null_class @ subclass ) )
    | ( successor_relation @ ( successor_relation @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1639:[bind(A,$thf( successor_relation ))]]) ).

thf(27,axiom,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( A @ ( B @ subclass ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subclass_implies_equal) ).

thf(209,plain,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( A @ ( B @ subclass ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(210,plain,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( A @ ( B @ subclass ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    inference(cnf,[status(esa)],[209]) ).

thf(211,plain,
    ! [B: $i,A: $i] :
      ( ~ ( A @ ( B @ subclass ) )
      | ~ ( B @ ( A @ subclass ) )
      | ( A = B ) ),
    inference(lifteq,[status(thm)],[210]) ).

thf(9116,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( y @ complement ) )
      | ( B != y )
      | ~ ( A @ ( B @ subclass ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    inference(paramod_ordered,[status(thm)],[211,601]) ).

thf(9117,plain,
    ! [A: $i] :
      ( ( A != y )
      | ~ ( y @ complement @ ( A @ subclass ) )
      | ~ ( A @ ( y @ complement @ subclass ) ) ),
    inference(pattern_uni,[status(thm)],[9116:[bind(A,$thf( y @ complement )),bind(B,$thf( B ))]]) ).

thf(10594,plain,
    ( ~ ( y @ complement @ ( y @ subclass ) )
    | ~ ( y @ ( y @ complement @ subclass ) ) ),
    inference(simp,[status(thm)],[9117]) ).

thf(8,axiom,
    ! [A: $i] :
      ( ( A @ inverse @ ( A @ union ) )
      = ( A @ symmetrization_of ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symmetrization) ).

thf(173,plain,
    ! [A: $i] :
      ( ( A @ inverse @ ( A @ union ) )
      = ( A @ symmetrization_of ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(174,plain,
    ! [A: $i] :
      ( ( A @ inverse @ ( A @ union ) )
      = ( A @ symmetrization_of ) ),
    inference(lifteq,[status(thm)],[173]) ).

thf(15,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( B @ ( C @ ( A @ restrict ) ) @ domain_of @ subclass ) )
      | ~ ( C @ ( B @ ( A @ section ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',section2) ).

thf(185,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( B @ ( C @ ( A @ restrict ) ) @ domain_of @ subclass ) )
      | ~ ( C @ ( B @ ( A @ section ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(122,axiom,
    ( ( ordinal_numbers @ ( kind_1_ordinals @ complement @ intersection ) )
    = limit_ordinals ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',limit_ordinals) ).

thf(416,plain,
    ( ( ordinal_numbers @ ( kind_1_ordinals @ complement @ intersection ) )
    = limit_ordinals ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[122]) ).

thf(417,plain,
    ( ( ordinal_numbers @ ( kind_1_ordinals @ complement @ intersection ) )
    = limit_ordinals ),
    inference(lifteq,[status(thm)],[416]) ).

thf(51,axiom,
    universal_class @ ( universal_class @ cross_product ) @ ( union_of_range_map @ subclass ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union_of_range_map1) ).

thf(257,plain,
    universal_class @ ( universal_class @ cross_product ) @ ( union_of_range_map @ subclass ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[51]) ).

thf(1649,plain,
    ! [A: $i] :
      ( ( A != union_of_range_map )
      | ( universal_class @ ( universal_class @ cross_product ) @ ( null_class @ subclass ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,257]) ).

thf(1650,plain,
    ( ( universal_class @ ( universal_class @ cross_product ) @ ( null_class @ subclass ) )
    | ( union_of_range_map @ ( union_of_range_map @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1649:[bind(A,$thf( union_of_range_map ))]]) ).

thf(562,plain,
    ! [B: $i,A: $i] :
      ( ( ( universal_class @ ( omega @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ $true
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[459,463]) ).

thf(563,plain,
    ! [B: $i,A: $i] :
      ( ( ( universal_class @ ( omega @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[562]) ).

thf(564,plain,
    ~ ( universal_class @ complement @ ( omega @ member ) ),
    inference(pattern_uni,[status(thm)],[563:[bind(A,$thf( omega )),bind(B,$thf( universal_class ))]]) ).

thf(614,plain,
    ( ( ( universal_class @ complement @ ( omega @ member ) )
     != ( universal_class @ ( omega @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[459,564]) ).

thf(615,plain,
    ( ( universal_class @ complement @ ( omega @ member ) )
   != ( universal_class @ ( omega @ member ) ) ),
    inference(simp,[status(thm)],[614]) ).

thf(618,plain,
    ( ( ( universal_class @ complement )
     != universal_class )
    | ( omega != omega ) ),
    inference(simp,[status(thm)],[615]) ).

thf(623,plain,
    ( ( universal_class @ complement )
   != universal_class ),
    inference(simp,[status(thm)],[618]) ).

thf(8684,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( universal_class @ complement ) )
      | ( B != universal_class )
      | ~ ( A @ ( B @ subclass ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    inference(paramod_ordered,[status(thm)],[211,623]) ).

thf(8685,plain,
    ! [A: $i] :
      ( ( A != universal_class )
      | ~ ( universal_class @ complement @ ( A @ subclass ) )
      | ~ ( A @ ( universal_class @ complement @ subclass ) ) ),
    inference(pattern_uni,[status(thm)],[8684:[bind(A,$thf( universal_class @ complement )),bind(B,$thf( B ))]]) ).

thf(10410,plain,
    ( ~ ( universal_class @ complement @ ( universal_class @ subclass ) )
    | ~ ( universal_class @ ( universal_class @ complement @ subclass ) ) ),
    inference(simp,[status(thm)],[8685]) ).

thf(71,axiom,
    ! [A: $i] : ( universal_class @ ( A @ subclass ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',class_elements_are_sets) ).

thf(300,plain,
    ! [A: $i] : ( universal_class @ ( A @ subclass ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[71]) ).

thf(18170,plain,
    ( ~ ( universal_class @ complement @ ( universal_class @ subclass ) )
    | ~ $true ),
    inference(rewrite,[status(thm)],[10410,300]) ).

thf(18171,plain,
    ~ ( universal_class @ complement @ ( universal_class @ subclass ) ),
    inference(simp,[status(thm)],[18170]) ).

thf(81,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ singleton @ ( A @ image ) @ sum_class )
      = ( B @ ( A @ apply ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',apply) ).

thf(320,plain,
    ! [B: $i,A: $i] :
      ( ( B @ singleton @ ( A @ image ) @ sum_class )
      = ( B @ ( A @ apply ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[81]) ).

thf(558,plain,
    ( ( ( universal_class @ ( omega @ member ) )
     != ( ordinal_numbers @ complement @ ( y @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[459,516]) ).

thf(559,plain,
    ( ( universal_class @ ( omega @ member ) )
   != ( ordinal_numbers @ complement @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[558]) ).

thf(565,plain,
    ( ( ( ordinal_numbers @ complement )
     != universal_class )
    | ( omega != y ) ),
    inference(simp,[status(thm)],[559]) ).

thf(1365,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ power_class )
       != ( B @ power_class ) )
      | ( ( A @ complement @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ complement )
        = ( B @ complement @ ( element_relation @ image ) @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[213,915]) ).

thf(1366,plain,
    ! [A: $i] :
      ( ( A @ complement @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ complement )
      = ( A @ complement @ ( element_relation @ image ) @ power_class ) ),
    inference(pattern_uni,[status(thm)],[1365:[bind(A,$thf( A )),bind(B,$thf( A ))]]) ).

thf(110,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ member ) )
      | ~ ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection2) ).

thf(389,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ member ) )
      | ~ ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[110]) ).

thf(12856,plain,
    ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
     != ( ordinal_numbers @ complement @ ( y @ member ) ) )
    | ~ $true
    | ( null_class != y ) ),
    inference(paramod_ordered,[status(thm)],[1781,516]) ).

thf(12857,plain,
    ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
     != ( ordinal_numbers @ complement @ ( y @ member ) ) )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[12856]) ).

thf(12909,plain,
    ( ( ( ordinal_numbers @ complement )
     != ( ordinal_numbers @ complement ) )
    | ( ( ordinal_numbers @ complement @ regular )
     != y )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[12857]) ).

thf(12943,plain,
    ( ( ( ordinal_numbers @ complement @ regular )
     != y )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[12909]) ).

thf(14,axiom,
    ! [A: $i] :
      ( ( A @ ( omega @ subclass ) )
      | ~ ( A @ inductive ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',omega_is_inductive2) ).

thf(183,plain,
    ! [A: $i] :
      ( ( A @ ( omega @ subclass ) )
      | ~ ( A @ inductive ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(184,plain,
    ! [A: $i] :
      ( ( A @ ( omega @ subclass ) )
      | ~ ( A @ inductive ) ),
    inference(cnf,[status(esa)],[183]) ).

thf(160,axiom,
    ! [B: $i,A: $i] :
      ( ( composition_function @ ( B @ ( A @ compose ) @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_of_composition_function3) ).

thf(504,plain,
    ! [B: $i,A: $i] :
      ( ( composition_function @ ( B @ ( A @ compose ) @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[160]) ).

thf(610,plain,
    ( ( ( universal_class @ complement @ ( omega @ member ) )
     != ( y @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[165,564]) ).

thf(611,plain,
    ( ( universal_class @ complement @ ( omega @ member ) )
   != ( y @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[610]) ).

thf(619,plain,
    ( ( ( universal_class @ complement )
     != y )
    | ( omega != x ) ),
    inference(simp,[status(thm)],[611]) ).

thf(98,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( A @ singleton @ ( D @ image ) @ ( C @ image ) @ ( B @ member ) )
      | ~ ( D @ ( C @ compose ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose2) ).

thf(357,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( A @ singleton @ ( D @ image ) @ ( C @ image ) @ ( B @ member ) )
      | ~ ( D @ ( C @ compose ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[98]) ).

thf(142,axiom,
    ! [A: $i] :
      ( ( universal_class @ ( A @ power_class @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',power_class2) ).

thf(460,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ power_class @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[142]) ).

thf(17,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ operation )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',homomorphism1) ).

thf(189,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ operation )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(83,axiom,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ not_subclass_element ) @ second )
      = ( A @ single_valued2 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_valued_term_defn2) ).

thf(324,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ not_subclass_element ) @ second )
      = ( A @ single_valued2 ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[83]) ).

thf(325,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ not_subclass_element ) @ second )
      = ( A @ single_valued2 ) ),
    inference(lifteq,[status(thm)],[324]) ).

thf(37,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ cross_product ) @ intersection ) )
      = ( B @ ( A @ ( C @ restrict ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',restriction2) ).

thf(228,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ cross_product ) @ intersection ) )
      = ( B @ ( A @ ( C @ restrict ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[37]) ).

thf(136,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( B @ cross_product ) @ ( C @ ( A @ ordered_pair ) @ member ) )
      | ~ ( D @ ( C @ member ) )
      | ~ ( B @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product3) ).

thf(448,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( B @ cross_product ) @ ( C @ ( A @ ordered_pair ) @ member ) )
      | ~ ( D @ ( C @ member ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[136]) ).

thf(79,axiom,
    ! [A: $i] :
      ( ( A @ ( element_relation @ inverse @ compose ) @ diagonalise @ ( A @ domain_of @ intersection ) )
      = ( A @ cantor ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cantor_class) ).

thf(315,plain,
    ! [A: $i] :
      ( ( A @ ( element_relation @ inverse @ compose ) @ diagonalise @ ( A @ domain_of @ intersection ) )
      = ( A @ cantor ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[79]) ).

thf(316,plain,
    ! [A: $i] :
      ( ( A @ ( element_relation @ inverse @ compose ) @ diagonalise @ ( A @ domain_of @ intersection ) )
      = ( A @ cantor ) ),
    inference(lifteq,[status(thm)],[315]) ).

thf(1211,plain,
    ! [A: $i] :
      ( ( ( universal_class @ complement @ ( A @ singleton @ member ) )
       != ( y @ ( x @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[165,1172]) ).

thf(1212,plain,
    ! [A: $i] :
      ( ( universal_class @ complement @ ( A @ singleton @ member ) )
     != ( y @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[1211]) ).

thf(1232,plain,
    ! [A: $i] :
      ( ( ( universal_class @ complement )
       != y )
      | ( ( A @ singleton )
       != x ) ),
    inference(simp,[status(thm)],[1212]) ).

thf(11,axiom,
    universal_class @ ( universal_class @ cross_product ) @ ( universal_class @ cross_product ) @ ( composition_function @ subclass ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_of_composition_function1) ).

thf(179,plain,
    universal_class @ ( universal_class @ cross_product ) @ ( universal_class @ cross_product ) @ ( composition_function @ subclass ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(321,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ apply ) )
      = ( B @ singleton @ ( A @ image ) @ sum_class ) ),
    inference(lifteq,[status(thm)],[320]) ).

thf(105,axiom,
    ( ( ordinal_numbers @ ( successor_relation @ image ) @ ( null_class @ singleton @ union ) )
    = kind_1_ordinals ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',kind_1_ordinals) ).

thf(375,plain,
    ( ( ordinal_numbers @ ( successor_relation @ image ) @ ( null_class @ singleton @ union ) )
    = kind_1_ordinals ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[105]) ).

thf(376,plain,
    ( ( ordinal_numbers @ ( successor_relation @ image ) @ ( null_class @ singleton @ union ) )
    = kind_1_ordinals ),
    inference(lifteq,[status(thm)],[375]) ).

thf(152,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subclass ) )
      | ( A @ ( B @ ( A @ not_subclass_element ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_subclass_members1) ).

thf(485,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subclass ) )
      | ( A @ ( B @ ( A @ not_subclass_element ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[152]) ).

thf(41,axiom,
    ! [A: $i] :
      ( ( universal_class @ ( A @ cross_product ) @ flip @ domain_of )
      = ( A @ inverse ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse) ).

thf(238,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ cross_product ) @ flip @ domain_of )
      = ( A @ inverse ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[41]) ).

thf(94,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ compose ) )
        = C )
      | ~ ( composition_function @ ( C @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_of_composition_function2) ).

thf(348,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ compose ) )
        = C )
      | ~ ( composition_function @ ( C @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[94]) ).

thf(96,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( A @ ( C @ ( A @ least ) @ ( D @ ordered_pair ) @ member ) )
      | ~ ( C @ ( D @ member ) )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',well_ordering5) ).

thf(353,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( A @ ( C @ ( A @ least ) @ ( D @ ordered_pair ) @ member ) )
      | ~ ( C @ ( D @ member ) )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[96]) ).

thf(54,axiom,
    omega @ inductive,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',omega_is_inductive1) ).

thf(263,plain,
    omega @ inductive,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[54]) ).

thf(18188,plain,
    ! [A: $i] :
      ( ( ( A @ ( omega @ subclass ) )
       != ( universal_class @ complement @ ( universal_class @ subclass ) ) )
      | ~ $true
      | ~ ( A @ inductive ) ),
    inference(paramod_ordered,[status(thm)],[184,18171]) ).

thf(18189,plain,
    ! [A: $i] :
      ( ( ( A @ ( omega @ subclass ) )
       != ( universal_class @ complement @ ( universal_class @ subclass ) ) )
      | ~ ( A @ inductive ) ),
    inference(simp,[status(thm)],[18188]) ).

thf(18247,plain,
    ! [A: $i] :
      ( ( A
       != ( universal_class @ complement ) )
      | ( omega != universal_class )
      | ~ ( A @ inductive ) ),
    inference(simp,[status(thm)],[18189]) ).

thf(18280,plain,
    ( ( omega != universal_class )
    | ~ ( universal_class @ complement @ inductive ) ),
    inference(simp,[status(thm)],[18247]) ).

thf(18319,plain,
    ( ( ( universal_class @ complement @ inductive )
     != ( omega @ inductive ) )
    | ( omega != universal_class )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[263,18280]) ).

thf(18320,plain,
    ( ( ( universal_class @ complement @ inductive )
     != ( omega @ inductive ) )
    | ( omega != universal_class ) ),
    inference(simp,[status(thm)],[18319]) ).

thf(18324,plain,
    ( ( ( universal_class @ complement )
     != omega )
    | ( omega != universal_class ) ),
    inference(simp,[status(thm)],[18320]) ).

thf(150,axiom,
    ! [A: $i] :
      ( ( ( A @ integer_of )
        = A )
      | ~ ( omega @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',integer_function1) ).

thf(480,plain,
    ! [A: $i] :
      ( ( ( A @ integer_of )
        = A )
      | ~ ( omega @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[150]) ).

thf(7977,plain,
    ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
     != ( ordinal_numbers @ complement @ ( y @ member ) ) )
    | ~ $true
    | ( null_class != ordinal_numbers ) ),
    inference(paramod_ordered,[status(thm)],[1617,516]) ).

thf(7978,plain,
    ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
     != ( ordinal_numbers @ complement @ ( y @ member ) ) )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[7977]) ).

thf(8005,plain,
    ( ( ( ordinal_numbers @ complement )
     != ( ordinal_numbers @ complement ) )
    | ( ( ordinal_numbers @ complement @ regular )
     != y )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[7978]) ).

thf(8051,plain,
    ( ( ( ordinal_numbers @ complement @ regular )
     != y )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[8005]) ).

thf(8066,plain,
    ! [A: $i] :
      ( ( null_class != null_class )
      | ( ( ordinal_numbers @ complement @ regular )
       != y )
      | ( A != ordinal_numbers )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,8051]) ).

thf(8067,plain,
    ! [A: $i] :
      ( ( ( ordinal_numbers @ complement @ regular )
       != y )
      | ( A != ordinal_numbers )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[8066:[]]) ).

thf(8109,plain,
    ( ( ( ordinal_numbers @ complement @ regular )
     != y )
    | ( ordinal_numbers @ ( ordinal_numbers @ regular @ member ) ) ),
    inference(simp,[status(thm)],[8067]) ).

thf(30,axiom,
    ! [A: $i] : ( universal_class @ ( universal_class @ cross_product ) @ ( A @ rest_of @ subclass ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rest_of1) ).

thf(216,plain,
    ! [A: $i] : ( universal_class @ ( universal_class @ cross_product ) @ ( A @ rest_of @ subclass ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(74,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ complement @ ( A @ complement @ intersection ) @ complement )
      = ( B @ ( A @ union ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union) ).

thf(304,plain,
    ! [B: $i,A: $i] :
      ( ( B @ complement @ ( A @ complement @ intersection ) @ complement )
      = ( B @ ( A @ union ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[74]) ).

thf(305,plain,
    ! [B: $i,A: $i] :
      ( ( B @ complement @ ( A @ complement @ intersection ) @ complement )
      = ( B @ ( A @ union ) ) ),
    inference(lifteq,[status(thm)],[304]) ).

thf(19164,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ ( A @ union ) )
       != ( ordinal_numbers @ ( successor_relation @ image ) @ ( null_class @ singleton @ union ) ) )
      | ( ( B @ complement @ ( A @ complement @ intersection ) @ complement )
        = kind_1_ordinals ) ),
    inference(paramod_ordered,[status(thm)],[305,376]) ).

thf(19165,plain,
    ( ( ordinal_numbers @ ( successor_relation @ image ) @ complement @ ( null_class @ singleton @ complement @ intersection ) @ complement )
    = kind_1_ordinals ),
    inference(pattern_uni,[status(thm)],[19164:[bind(A,$thf( null_class @ singleton )),bind(B,$thf( ordinal_numbers @ ( successor_relation @ image ) ))]]) ).

thf(34,axiom,
    ! [B: $i,A: $i] :
      ( ( ( B @ ( B @ ( A @ inverse @ ( A @ intersection ) @ restrict ) ) )
        = null_class )
      | ~ ( B @ ( A @ asymmetric ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',asymmetric1) ).

thf(221,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ ( B @ ( A @ inverse @ ( A @ intersection ) @ restrict ) ) )
        = null_class )
      | ~ ( B @ ( A @ asymmetric ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).

thf(113,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( B @ member ) )
      | ~ ( D @ ( C @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product2) ).

thf(396,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( B @ member ) )
      | ~ ( D @ ( C @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[113]) ).

thf(61,axiom,
    ! [B: $i,A: $i] :
      ( ( union_of_range_map @ ( A @ ( add_relation @ apply ) @ ( null_class @ recursion ) ) )
      = ( B @ ( A @ ordinal_multiply ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordinal_multiplication) ).

thf(277,plain,
    ! [B: $i,A: $i] :
      ( ( union_of_range_map @ ( A @ ( add_relation @ apply ) @ ( null_class @ recursion ) ) )
      = ( B @ ( A @ ordinal_multiply ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[61]) ).

thf(278,plain,
    ! [B: $i,A: $i] :
      ( ( union_of_range_map @ ( A @ ( add_relation @ apply ) @ ( null_class @ recursion ) ) )
      = ( B @ ( A @ ordinal_multiply ) ) ),
    inference(lifteq,[status(thm)],[277]) ).

thf(2286,plain,
    ! [B: $i,A: $i] :
      ( ( union_of_range_map @ ( A @ singleton @ ( add_relation @ image ) @ sum_class @ ( null_class @ recursion ) ) )
      = ( B @ ( A @ ordinal_multiply ) ) ),
    inference(rewrite,[status(thm)],[278,321]) ).

thf(593,plain,
    ( ( ( y @ complement @ ( x @ member ) )
     != ( ordinal_numbers @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[163,543]) ).

thf(594,plain,
    ( ( y @ complement @ ( x @ member ) )
   != ( ordinal_numbers @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[593]) ).

thf(597,plain,
    ( ( ( y @ complement )
     != ordinal_numbers )
    | ( x != x ) ),
    inference(simp,[status(thm)],[594]) ).

thf(600,plain,
    ( ( y @ complement )
   != ordinal_numbers ),
    inference(simp,[status(thm)],[597]) ).

thf(1958,plain,
    ! [A: $i] :
      ( ( A
       != ( y @ complement ) )
      | ( null_class != ordinal_numbers )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,600]) ).

thf(1959,plain,
    ( ( null_class != ordinal_numbers )
    | ( y @ complement @ ( y @ complement @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1958:[bind(A,$thf( y @ complement ))]]) ).

thf(15554,plain,
    ( ( ( y @ complement @ ( y @ complement @ regular @ member ) )
     != ( y @ complement @ ( x @ member ) ) )
    | ~ $true
    | ( null_class != ordinal_numbers ) ),
    inference(paramod_ordered,[status(thm)],[1959,543]) ).

thf(15555,plain,
    ( ( ( y @ complement @ ( y @ complement @ regular @ member ) )
     != ( y @ complement @ ( x @ member ) ) )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[15554]) ).

thf(15581,plain,
    ( ( ( y @ complement )
     != ( y @ complement ) )
    | ( ( y @ complement @ regular )
     != x )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[15555]) ).

thf(15618,plain,
    ( ( ( y @ complement @ regular )
     != x )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[15581]) ).

thf(2038,plain,
    ! [A: $i] :
      ( ( ( A @ ( A @ regular @ member ) )
       != ( y @ complement @ ( x @ member ) ) )
      | ~ $true
      | ( A = null_class ) ),
    inference(paramod_ordered,[status(thm)],[511,543]) ).

thf(2039,plain,
    ! [A: $i] :
      ( ( ( A @ ( A @ regular @ member ) )
       != ( y @ complement @ ( x @ member ) ) )
      | ( A = null_class ) ),
    inference(simp,[status(thm)],[2038]) ).

thf(2049,plain,
    ! [A: $i] :
      ( ( A
       != ( y @ complement ) )
      | ( ( A @ regular )
       != x )
      | ( A = null_class ) ),
    inference(simp,[status(thm)],[2039]) ).

thf(2058,plain,
    ( ( ( y @ complement @ regular )
     != x )
    | ( ( y @ complement )
      = null_class ) ),
    inference(simp,[status(thm)],[2049]) ).

thf(127,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ domain_of @ ( A @ member ) )
      | ~ ( C @ rest_of @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rest_of2) ).

thf(428,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ domain_of @ ( A @ member ) )
      | ~ ( C @ rest_of @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[127]) ).

thf(1179,plain,
    ! [A: $i] :
      ( ( ( universal_class @ ( A @ singleton @ member ) )
       != ( ordinal_numbers @ complement @ ( y @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1170,516]) ).

thf(1180,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ singleton @ member ) )
     != ( ordinal_numbers @ complement @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[1179]) ).

thf(1201,plain,
    ! [A: $i] :
      ( ( ( ordinal_numbers @ complement )
       != universal_class )
      | ( ( A @ singleton )
       != y ) ),
    inference(simp,[status(thm)],[1180]) ).

thf(47,axiom,
    ! [A: $i] :
      ( ( A @ ( universal_class @ ( element_relation @ restrict ) ) @ domain_of )
      = ( A @ sum_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sum_class_definition) ).

thf(250,plain,
    ! [A: $i] :
      ( ( A @ ( universal_class @ ( element_relation @ restrict ) ) @ domain_of )
      = ( A @ sum_class ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[47]) ).

thf(251,plain,
    ! [A: $i] :
      ( ( A @ ( universal_class @ ( element_relation @ restrict ) ) @ domain_of )
      = ( A @ sum_class ) ),
    inference(lifteq,[status(thm)],[250]) ).

thf(229,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ restrict ) ) )
      = ( C @ ( B @ ( A @ cross_product ) @ intersection ) ) ),
    inference(lifteq,[status(thm)],[228]) ).

thf(17298,plain,
    ! [A: $i] :
      ( ( element_relation @ ( A @ ( universal_class @ cross_product ) @ intersection ) @ domain_of )
      = ( A @ sum_class ) ),
    inference(rewrite,[status(thm)],[251,229]) ).

thf(67,axiom,
    ! [A: $i] :
      ( ( universal_class @ ( universal_class @ cross_product ) @ ( A @ subclass ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',function1) ).

thf(292,plain,
    ! [A: $i] :
      ( ( universal_class @ ( universal_class @ cross_product ) @ ( A @ subclass ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[67]) ).

thf(46,axiom,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',function2) ).

thf(248,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[46]) ).

thf(132,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ( B @ complement @ ( A @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement2) ).

thf(439,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ( B @ complement @ ( A @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[132]) ).

thf(512,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ ( y @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[164,463]) ).

thf(513,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ ( y @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[512]) ).

thf(526,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != ordinal_numbers )
      | ( y != A )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[513]) ).

thf(529,plain,
    ! [A: $i] :
      ( ( ( A @ complement )
       != ordinal_numbers )
      | ~ ( A @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[526]) ).

thf(23,axiom,
    ! [A: $i] :
      ( ( A @ inverse @ domain_of )
      = ( A @ range_of ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',range_of) ).

thf(200,plain,
    ! [A: $i] :
      ( ( A @ inverse @ domain_of )
      = ( A @ range_of ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(201,plain,
    ! [A: $i] :
      ( ( A @ range_of )
      = ( A @ inverse @ domain_of ) ),
    inference(lifteq,[status(thm)],[200]) ).

thf(1192,plain,
    ! [A: $i] :
      ( ( ( universal_class @ ( A @ singleton @ member ) )
       != ( y @ complement @ ( x @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1170,543]) ).

thf(1193,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ singleton @ member ) )
     != ( y @ complement @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[1192]) ).

thf(1199,plain,
    ! [A: $i] :
      ( ( ( y @ complement )
       != universal_class )
      | ( ( A @ singleton )
       != x ) ),
    inference(simp,[status(thm)],[1193]) ).

thf(108,axiom,
    ! [B: $i,A: $i] :
      ( ( successor_relation @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ( ( A @ successor )
       != B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',successor_relation3) ).

thf(381,plain,
    ! [B: $i,A: $i] :
      ( ( successor_relation @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ( ( A @ successor )
       != B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[108]) ).

thf(33,axiom,
    universal_class @ ( universal_class @ cross_product ) @ ( universal_class @ cross_product ) @ ( application_function @ subclass ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',application_function_defn1) ).

thf(220,plain,
    universal_class @ ( universal_class @ cross_product ) @ ( universal_class @ cross_product ) @ ( application_function @ subclass ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).

thf(1177,plain,
    ! [B: $i,A: $i] :
      ( ( ( universal_class @ ( A @ singleton @ member ) )
       != ( B @ ( y @ member ) ) )
      | ( ( B @ complement )
       != ordinal_numbers )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1170,529]) ).

thf(1178,plain,
    ! [B: $i,A: $i] :
      ( ( ( universal_class @ ( A @ singleton @ member ) )
       != ( B @ ( y @ member ) ) )
      | ( ( B @ complement )
       != ordinal_numbers ) ),
    inference(simp,[status(thm)],[1177]) ).

thf(1196,plain,
    ! [B: $i,A: $i] :
      ( ( universal_class != B )
      | ( ( A @ singleton )
       != y )
      | ( ( B @ complement )
       != ordinal_numbers ) ),
    inference(simp,[status(thm)],[1178]) ).

thf(1206,plain,
    ! [A: $i] :
      ( ( ( A @ singleton )
       != y )
      | ( ( universal_class @ complement )
       != ordinal_numbers ) ),
    inference(simp,[status(thm)],[1196]) ).

thf(39,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ ( A @ least ) @ ( C @ ( A @ segment ) ) )
        = null_class )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',well_ordering4) ).

thf(233,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ ( A @ least ) @ ( C @ ( A @ segment ) ) )
        = null_class )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[39]) ).

thf(138,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ function )
      | ~ ( B @ recursion_equation_functions @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',recursion_equation_functions1) ).

thf(452,plain,
    ! [B: $i,A: $i] :
      ( ( B @ function )
      | ~ ( B @ recursion_equation_functions @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[138]) ).

thf(88,axiom,
    ! [B: $i,A: $i] : ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ compose ) @ subclass ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose1) ).

thf(334,plain,
    ! [B: $i,A: $i] : ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ compose ) @ subclass ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[88]) ).

thf(73,axiom,
    ( ( element_relation @ inverse @ ( element_relation @ complement @ compose ) @ complement @ ( universal_class @ ( universal_class @ cross_product ) @ intersection ) @ ( universal_class @ ( universal_class @ cross_product ) @ intersection ) )
    = subset_relation ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subset_relation) ).

thf(302,plain,
    ( ( element_relation @ inverse @ ( element_relation @ complement @ compose ) @ complement @ ( universal_class @ ( universal_class @ cross_product ) @ intersection ) @ ( universal_class @ ( universal_class @ cross_product ) @ intersection ) )
    = subset_relation ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[73]) ).

thf(53,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ asymmetric ) )
      | ( ( B @ ( B @ ( A @ inverse @ ( A @ intersection ) @ restrict ) ) )
       != null_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',asymmetric2) ).

thf(260,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ asymmetric ) )
      | ( ( B @ ( B @ ( A @ inverse @ ( A @ intersection ) @ restrict ) ) )
       != null_class ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[53]) ).

thf(69,axiom,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ not_subclass_element ) @ first )
      = ( A @ single_valued1 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_valued_term_defn1) ).

thf(296,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ not_subclass_element ) @ first )
      = ( A @ single_valued1 ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[69]) ).

thf(297,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ not_subclass_element ) @ first )
      = ( A @ single_valued1 ) ),
    inference(lifteq,[status(thm)],[296]) ).

thf(60,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ restrict ) ) @ ( B @ ( B @ ( A @ restrict ) ) @ ( B @ ( B @ ( A @ restrict ) ) @ compose ) @ subclass ) )
      | ~ ( B @ ( A @ transitive ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitive1) ).

thf(275,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ restrict ) ) @ ( B @ ( B @ ( A @ restrict ) ) @ ( B @ ( B @ ( A @ restrict ) ) @ compose ) @ subclass ) )
      | ~ ( B @ ( A @ transitive ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[60]) ).

thf(18,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',maps1) ).

thf(191,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(192,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(cnf,[status(esa)],[191]) ).

thf(119,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ second @ ( A @ first @ ordered_pair ) )
        = A )
      | ~ ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product4) ).

thf(407,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ second @ ( A @ first @ ordered_pair ) )
        = A )
      | ~ ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[119]) ).

thf(145,axiom,
    ! [B: $i,A: $i] :
      ( ( ( A @ successor )
        = B )
      | ~ ( successor_relation @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',successor_relation2) ).

thf(467,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ successor )
        = B )
      | ~ ( successor_relation @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[145]) ).

thf(48,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ range_of @ subclass ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',maps3) ).

thf(252,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ range_of @ subclass ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[48]) ).

thf(21,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = B )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',maps2) ).

thf(195,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = B )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(196,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = B )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(cnf,[status(esa)],[195]) ).

thf(197,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( B @ ( A @ maps ) ) )
      | ( ( A @ domain_of )
        = B ) ),
    inference(lifteq,[status(thm)],[196]) ).

thf(100,axiom,
    ! [A: $i] :
      ( ( A = ordinal_numbers )
      | ( ordinal_numbers @ ( A @ member ) )
      | ~ ( A @ ( A @ sum_class @ subclass ) )
      | ~ ( A @ ( element_relation @ well_ordering ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordinal_numbers4) ).

thf(361,plain,
    ! [A: $i] :
      ( ( A = ordinal_numbers )
      | ( ordinal_numbers @ ( A @ member ) )
      | ~ ( A @ ( A @ sum_class @ subclass ) )
      | ~ ( A @ ( element_relation @ well_ordering ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[100]) ).

thf(130,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ member ) )
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subclass_members) ).

thf(435,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ member ) )
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[130]) ).

thf(140,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ apply ) )
        = C )
      | ~ ( application_function @ ( C @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',application_function_defn3) ).

thf(456,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ apply ) )
        = C )
      | ~ ( application_function @ ( C @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[140]) ).

thf(35,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ singleton @ ( A @ unordered_pair ) @ ( A @ singleton @ unordered_pair ) )
      = ( B @ ( A @ ordered_pair ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordered_pair) ).

thf(224,plain,
    ! [B: $i,A: $i] :
      ( ( B @ singleton @ ( A @ unordered_pair ) @ ( A @ singleton @ unordered_pair ) )
      = ( B @ ( A @ ordered_pair ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).

thf(949,plain,
    ! [A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( ordinal_numbers @ complement @ ( y @ member ) ) )
      | ~ $true
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(paramod_ordered,[status(thm)],[445,516]) ).

thf(950,plain,
    ! [A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( ordinal_numbers @ complement @ ( y @ member ) ) )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[949]) ).

thf(967,plain,
    ! [A: $i] :
      ( ( ( ordinal_numbers @ complement )
       != omega )
      | ( A != y )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[950]) ).

thf(974,plain,
    ( ( ( ordinal_numbers @ complement )
     != omega )
    | ( ( y @ integer_of )
      = null_class ) ),
    inference(simp,[status(thm)],[967]) ).

thf(12864,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true
      | ( null_class != y ) ),
    inference(paramod_ordered,[status(thm)],[1781,463]) ).

thf(12865,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ( null_class != y ) ),
    inference(simp,[status(thm)],[12864]) ).

thf(12866,plain,
    ( ~ ( ordinal_numbers @ ( ordinal_numbers @ complement @ regular @ member ) )
    | ( null_class != y ) ),
    inference(pattern_uni,[status(thm)],[12865:[bind(A,$thf( ordinal_numbers @ complement @ regular )),bind(B,$thf( ordinal_numbers ))]]) ).

thf(80,axiom,
    ! [A: $i] :
      ( ( ( A @ regular @ ( A @ intersection ) )
        = null_class )
      | ( A = null_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',regularity2) ).

thf(317,plain,
    ! [A: $i] :
      ( ( ( A @ regular @ ( A @ intersection ) )
        = null_class )
      | ( A = null_class ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[80]) ).

thf(1387,plain,
    ! [B: $i,A: $i] :
      ( ( ( identity_relation @ ( A @ intersection ) @ domain_of @ complement )
       != ( B @ complement ) )
      | ( ( A @ diagonalise @ ( element_relation @ image ) @ power_class )
        = ( B @ power_class @ ( element_relation @ image ) @ complement ) ) ),
    inference(paramod_ordered,[status(thm)],[314,915]) ).

thf(1388,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ power_class )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ power_class @ ( element_relation @ image ) @ complement ) ),
    inference(pattern_uni,[status(thm)],[1387:[bind(A,$thf( D )),bind(B,$thf( identity_relation @ ( D @ intersection ) @ domain_of ))]]) ).

thf(1445,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ power_class )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ power_class @ ( element_relation @ image ) @ complement ) ),
    inference(simp,[status(thm)],[1388]) ).

thf(4501,plain,
    ! [B: $i,A: $i] :
      ( ( ( identity_relation @ ( A @ intersection ) @ domain_of @ power_class @ ( element_relation @ image ) @ complement )
       != ( B @ power_class @ ( element_relation @ image ) @ complement ) )
      | ( ( A @ diagonalise @ ( element_relation @ image ) @ power_class )
        = ( B @ complement @ ( element_relation @ image ) @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[1445,915]) ).

thf(4502,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ power_class )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ complement @ ( element_relation @ image ) @ power_class ) ),
    inference(pattern_uni,[status(thm)],[4501:[bind(A,$thf( D )),bind(B,$thf( identity_relation @ ( D @ intersection ) @ domain_of ))]]) ).

thf(4668,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ power_class )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ complement @ ( element_relation @ image ) @ power_class ) ),
    inference(simp,[status(thm)],[4502]) ).

thf(15445,plain,
    ! [A: $i] :
      ( ( null_class != null_class )
      | ( A != ordinal_numbers )
      | ( y @ complement @ ( y @ complement @ regular @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,1959]) ).

thf(15446,plain,
    ! [A: $i] :
      ( ( A != ordinal_numbers )
      | ( y @ complement @ ( y @ complement @ regular @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[15445:[]]) ).

thf(15616,plain,
    ( ( y @ complement @ ( y @ complement @ regular @ member ) )
    | ( ordinal_numbers @ ( ordinal_numbers @ regular @ member ) ) ),
    inference(simp,[status(thm)],[15446]) ).

thf(117,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ rotate @ ( B @ ( A @ ( C @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ ( universal_class @ cross_product ) @ cross_product ) @ ( B @ ( A @ ( C @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( D @ ( C @ ( B @ ( A @ ordered_pair ) @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rotate3) ).

thf(403,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ rotate @ ( B @ ( A @ ( C @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ ( universal_class @ cross_product ) @ cross_product ) @ ( B @ ( A @ ( C @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( D @ ( C @ ( B @ ( A @ ordered_pair ) @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[117]) ).

thf(11433,plain,
    ! [B: $i,A: $i] :
      ( ( ( y @ complement @ ( y @ complement @ regular @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true
      | ( null_class != y ) ),
    inference(paramod_ordered,[status(thm)],[1778,463]) ).

thf(11434,plain,
    ! [B: $i,A: $i] :
      ( ( ( y @ complement @ ( y @ complement @ regular @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ( null_class != y ) ),
    inference(simp,[status(thm)],[11433]) ).

thf(11435,plain,
    ( ~ ( y @ ( y @ complement @ regular @ member ) )
    | ( null_class != y ) ),
    inference(pattern_uni,[status(thm)],[11434:[bind(A,$thf( y @ complement @ regular )),bind(B,$thf( y ))]]) ).

thf(124,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ flip @ ( C @ ( A @ ( B @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ ( universal_class @ cross_product ) @ cross_product ) @ ( C @ ( A @ ( B @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( D @ ( C @ ( B @ ( A @ ordered_pair ) @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',flip3) ).

thf(420,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ flip @ ( C @ ( A @ ( B @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ ( universal_class @ cross_product ) @ cross_product ) @ ( C @ ( A @ ( B @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( D @ ( C @ ( B @ ( A @ ordered_pair ) @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[124]) ).

thf(85,axiom,
    ! [B: $i,A: $i] :
      ( ( universal_class @ ( B @ ( A @ restrict ) ) @ range_of )
      = ( B @ ( A @ image ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',image) ).

thf(328,plain,
    ! [B: $i,A: $i] :
      ( ( universal_class @ ( B @ ( A @ restrict ) ) @ range_of )
      = ( B @ ( A @ image ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[85]) ).

thf(225,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ ordered_pair ) )
      = ( B @ singleton @ ( A @ unordered_pair ) @ ( A @ singleton @ unordered_pair ) ) ),
    inference(lifteq,[status(thm)],[224]) ).

thf(19,axiom,
    ! [A: $i] : ( universal_class @ ( universal_class @ ( universal_class @ cross_product ) @ cross_product ) @ ( A @ flip @ subclass ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',flip1) ).

thf(193,plain,
    ! [A: $i] : ( universal_class @ ( universal_class @ ( universal_class @ cross_product ) @ cross_product ) @ ( A @ flip @ subclass ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(148,axiom,
    ! [B: $i,A: $i] :
      ( ( universal_class @ ( B @ ( A @ image ) @ member ) )
      | ~ ( universal_class @ ( B @ member ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',replacement) ).

thf(476,plain,
    ! [B: $i,A: $i] :
      ( ( universal_class @ ( B @ ( A @ image ) @ member ) )
      | ~ ( universal_class @ ( B @ member ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[148]) ).

thf(551,plain,
    ! [B: $i,A: $i] :
      ( ( ( x @ successor @ ( y @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ $true
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[166,463]) ).

thf(552,plain,
    ! [B: $i,A: $i] :
      ( ( ( x @ successor @ ( y @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[551]) ).

thf(553,plain,
    ~ ( x @ successor @ complement @ ( y @ member ) ),
    inference(pattern_uni,[status(thm)],[552:[bind(A,$thf( y )),bind(B,$thf( x @ successor ))]]) ).

thf(630,plain,
    ( ( ( universal_class @ ( omega @ member ) )
     != ( x @ successor @ complement @ ( y @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[459,553]) ).

thf(631,plain,
    ( ( universal_class @ ( omega @ member ) )
   != ( x @ successor @ complement @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[630]) ).

thf(637,plain,
    ( ( ( x @ successor @ complement )
     != universal_class )
    | ( omega != y ) ),
    inference(simp,[status(thm)],[631]) ).

thf(12779,plain,
    ! [A: $i] :
      ( ( null_class != null_class )
      | ( A != y )
      | ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,1781]) ).

thf(12780,plain,
    ! [A: $i] :
      ( ( A != y )
      | ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[12779:[]]) ).

thf(12942,plain,
    ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
    | ( y @ ( y @ regular @ member ) ) ),
    inference(simp,[status(thm)],[12780]) ).

thf(2977,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ complement @ ( element_relation @ image ) @ power_class )
       != ( B @ complement @ ( element_relation @ image ) @ power_class ) )
      | ( ( A @ power_class @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ complement )
        = ( B @ power_class @ ( element_relation @ image ) @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[915,1438]) ).

thf(2978,plain,
    ! [A: $i] :
      ( ( A @ power_class @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ complement )
      = ( A @ power_class @ ( element_relation @ image ) @ power_class ) ),
    inference(pattern_uni,[status(thm)],[2977:[bind(A,$thf( A )),bind(B,$thf( A ))]]) ).

thf(612,plain,
    ( ( ( universal_class @ complement @ ( omega @ member ) )
     != ( x @ successor @ ( y @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[166,564]) ).

thf(613,plain,
    ( ( universal_class @ complement @ ( omega @ member ) )
   != ( x @ successor @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[612]) ).

thf(622,plain,
    ( ( ( universal_class @ complement )
     != ( x @ successor ) )
    | ( omega != y ) ),
    inference(simp,[status(thm)],[613]) ).

thf(112,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( universal_class @ ( A @ ( C @ restrict ) ) )
        = B )
      | ~ ( C @ rest_of @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rest_of3) ).

thf(393,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( universal_class @ ( A @ ( C @ restrict ) ) )
        = B )
      | ~ ( C @ rest_of @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[112]) ).

thf(159,axiom,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ union ) )
      = ( A @ successor ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',successor) ).

thf(502,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ union ) )
      = ( A @ successor ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[159]) ).

thf(503,plain,
    ! [A: $i] :
      ( ( A @ singleton @ ( A @ union ) )
      = ( A @ successor ) ),
    inference(lifteq,[status(thm)],[502]) ).

thf(92,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( A @ ( C @ ( B @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( D @ rotate @ ( C @ ( B @ ( A @ ordered_pair ) @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rotate2) ).

thf(343,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( A @ ( C @ ( B @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( D @ rotate @ ( C @ ( B @ ( A @ ordered_pair ) @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[92]) ).

thf(44,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ subclass ) )
      | ~ ( C @ ( B @ ( A @ section ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',section1) ).

thf(244,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ subclass ) )
      | ~ ( C @ ( B @ ( A @ section ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[44]) ).

thf(56,axiom,
    ! [A: $i] :
      ( ( A @ operation )
      | ~ ( A @ domain_of @ domain_of @ ( A @ range_of @ subclass ) )
      | ( ( A @ domain_of @ domain_of @ ( A @ domain_of @ domain_of @ cross_product ) )
       != ( A @ domain_of ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',operation4) ).

thf(266,plain,
    ! [A: $i] :
      ( ( A @ operation )
      | ~ ( A @ domain_of @ domain_of @ ( A @ range_of @ subclass ) )
      | ( ( A @ domain_of @ domain_of @ ( A @ domain_of @ domain_of @ cross_product ) )
       != ( A @ domain_of ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[56]) ).

thf(26,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ subclass ) )
      | ( A != B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',equal_implies_subclass2) ).

thf(205,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ subclass ) )
      | ( A != B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(77,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ domain_of @ ( A @ maps ) ) )
      | ~ ( B @ ( A @ range_of @ subclass ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',maps4) ).

thf(311,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ domain_of @ ( A @ maps ) ) )
      | ~ ( B @ ( A @ range_of @ subclass ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[77]) ).

thf(70,axiom,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( A @ operation ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',operation1) ).

thf(298,plain,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( A @ operation ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[70]) ).

thf(126,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A = C )
      | ( A = B )
      | ~ ( C @ ( B @ unordered_pair ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',unordered_pair_member) ).

thf(425,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A = C )
      | ( A = B )
      | ~ ( C @ ( B @ unordered_pair ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[126]) ).

thf(128,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( C @ ( A @ least ) @ member ) )
      | ~ ( C @ ( D @ member ) )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',well_ordering3) ).

thf(430,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( C @ ( A @ least ) @ member ) )
      | ~ ( C @ ( D @ member ) )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[128]) ).

thf(55,axiom,
    ! [B: $i,A: $i] :
      ( ( identity_relation @ complement @ ( B @ ( B @ ( A @ restrict ) ) @ subclass ) )
      | ~ ( B @ ( A @ irreflexive ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',irreflexive1) ).

thf(264,plain,
    ! [B: $i,A: $i] :
      ( ( identity_relation @ complement @ ( B @ ( B @ ( A @ restrict ) ) @ subclass ) )
      | ~ ( B @ ( A @ irreflexive ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[55]) ).

thf(62,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( union_of_range_map @ ( successor_relation @ ( A @ recursion ) ) @ apply ) )
      = ( B @ ( A @ ordinal_add ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordinal_addition) ).

thf(279,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( union_of_range_map @ ( successor_relation @ ( A @ recursion ) ) @ apply ) )
      = ( B @ ( A @ ordinal_add ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[62]) ).

thf(12,axiom,
    universal_class @ ( universal_class @ cross_product ) @ ( element_relation @ subclass ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_relation1) ).

thf(180,plain,
    universal_class @ ( universal_class @ cross_product ) @ ( element_relation @ subclass ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(951,plain,
    ! [A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( x @ successor @ complement @ ( y @ member ) ) )
      | ~ $true
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(paramod_ordered,[status(thm)],[445,553]) ).

thf(952,plain,
    ! [A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( x @ successor @ complement @ ( y @ member ) ) )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[951]) ).

thf(968,plain,
    ! [A: $i] :
      ( ( ( x @ successor @ complement )
       != omega )
      | ( A != y )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[952]) ).

thf(975,plain,
    ( ( ( x @ successor @ complement )
     != omega )
    | ( ( y @ integer_of )
      = null_class ) ),
    inference(simp,[status(thm)],[968]) ).

thf(9,axiom,
    ( ( subset_relation @ ( subset_relation @ inverse @ intersection ) )
    = identity_relation ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',identity_relation) ).

thf(175,plain,
    ( ( subset_relation @ ( subset_relation @ inverse @ intersection ) )
    = identity_relation ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(176,plain,
    ( ( subset_relation @ ( subset_relation @ inverse @ intersection ) )
    = identity_relation ),
    inference(lifteq,[status(thm)],[175]) ).

thf(121,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( C @ ( A @ least ) @ member ) )
      | ( C = null_class )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',well_ordering2) ).

thf(413,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( C @ ( A @ least ) @ member ) )
      | ( C = null_class )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[121]) ).

thf(63,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ cross_product ) @ ( A @ intersection ) )
      = ( C @ ( B @ ( A @ restrict ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',restriction1) ).

thf(281,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ cross_product ) @ ( A @ intersection ) )
      = ( C @ ( B @ ( A @ restrict ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[63]) ).

thf(25,axiom,
    ! [A: $i] :
      ( ( A @ single_valued2 @ ( A @ single_valued1 @ singleton @ ( A @ inverse @ image ) @ ( A @ domain ) ) )
      = ( A @ single_valued3 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_valued_term_defn3) ).

thf(203,plain,
    ! [A: $i] :
      ( ( A @ single_valued2 @ ( A @ single_valued1 @ singleton @ ( A @ inverse @ image ) @ ( A @ domain ) ) )
      = ( A @ single_valued3 ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(204,plain,
    ! [A: $i] :
      ( ( A @ single_valued2 @ ( A @ single_valued1 @ singleton @ ( A @ inverse @ image ) @ ( A @ domain ) ) )
      = ( A @ single_valued3 ) ),
    inference(lifteq,[status(thm)],[203]) ).

thf(111,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( application_function @ ( B @ ( A @ apply ) @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) )
      | ~ ( A @ domain_of @ ( B @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( universal_class @ cross_product ) @ ( C @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',application_function_defn4) ).

thf(391,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( application_function @ ( B @ ( A @ apply ) @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) )
      | ~ ( A @ domain_of @ ( B @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( universal_class @ cross_product ) @ ( C @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[111]) ).

thf(18781,plain,
    ! [A: $i] :
      ( ( ( universal_class @ ( A @ subclass ) )
       != ( y @ ( y @ complement @ subclass ) ) )
      | ~ ( y @ complement @ ( y @ subclass ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[300,10594]) ).

thf(18782,plain,
    ! [A: $i] :
      ( ( ( universal_class @ ( A @ subclass ) )
       != ( y @ ( y @ complement @ subclass ) ) )
      | ~ ( y @ complement @ ( y @ subclass ) ) ),
    inference(simp,[status(thm)],[18781]) ).

thf(18811,plain,
    ! [A: $i] :
      ( ( universal_class != y )
      | ( A
       != ( y @ complement ) )
      | ~ ( y @ complement @ ( y @ subclass ) ) ),
    inference(simp,[status(thm)],[18782]) ).

thf(18880,plain,
    ( ( universal_class != y )
    | ~ ( y @ complement @ ( y @ subclass ) ) ),
    inference(simp,[status(thm)],[18811]) ).

thf(1785,plain,
    ! [A: $i] :
      ( ( A
       != ( subset_relation @ inverse ) )
      | ( ( subset_relation @ ( null_class @ intersection ) )
        = identity_relation )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,176]) ).

thf(1786,plain,
    ( ( ( subset_relation @ ( null_class @ intersection ) )
      = identity_relation )
    | ( subset_relation @ inverse @ ( subset_relation @ inverse @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1785:[bind(A,$thf( subset_relation @ inverse ))]]) ).

thf(157,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subclass ) )
      | ~ ( B @ ( B @ ( A @ not_subclass_element ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_subclass_members2) ).

thf(498,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subclass ) )
      | ~ ( B @ ( B @ ( A @ not_subclass_element ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[157]) ).

thf(1634,plain,
    ! [A: $i] :
      ( ( A
       != ( kind_1_ordinals @ complement ) )
      | ( ( ordinal_numbers @ ( null_class @ intersection ) )
        = limit_ordinals )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,417]) ).

thf(1635,plain,
    ( ( ( ordinal_numbers @ ( null_class @ intersection ) )
      = limit_ordinals )
    | ( kind_1_ordinals @ complement @ ( kind_1_ordinals @ complement @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1634:[bind(A,$thf( kind_1_ordinals @ complement ))]]) ).

thf(89,axiom,
    ( ( element_relation @ ( identity_relation @ complement @ ( element_relation @ compose ) @ complement @ intersection ) )
    = singleton_relation ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose_can_define_singleton) ).

thf(335,plain,
    ( ( element_relation @ ( identity_relation @ complement @ ( element_relation @ compose ) @ complement @ intersection ) )
    = singleton_relation ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[89]) ).

thf(40,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ connected ) )
      | ~ ( B @ symmetrization_of @ ( identity_relation @ union ) @ ( A @ ( A @ cross_product ) @ subclass ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',connected2) ).

thf(236,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ connected ) )
      | ~ ( B @ symmetrization_of @ ( identity_relation @ union ) @ ( A @ ( A @ cross_product ) @ subclass ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[40]) ).

thf(13,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ section ) ) )
      | ~ ( A @ ( A @ ( B @ ( C @ restrict ) ) @ domain_of @ subclass ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',section3) ).

thf(181,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ section ) ) )
      | ~ ( A @ ( A @ ( B @ ( C @ restrict ) ) @ domain_of @ subclass ) )
      | ~ ( B @ ( A @ subclass ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(16,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ transitive ) )
      | ~ ( B @ ( B @ ( A @ restrict ) ) @ ( B @ ( B @ ( A @ restrict ) ) @ ( B @ ( B @ ( A @ restrict ) ) @ compose ) @ subclass ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitive2) ).

thf(187,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ transitive ) )
      | ~ ( B @ ( B @ ( A @ restrict ) ) @ ( B @ ( B @ ( A @ restrict ) ) @ ( B @ ( B @ ( A @ restrict ) ) @ compose ) @ subclass ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(7,axiom,
    ! [A: $i] :
      ( ( A @ single_valued_class )
      | ~ ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_valued_class2) ).

thf(171,plain,
    ! [A: $i] :
      ( ( A @ single_valued_class )
      | ~ ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(172,plain,
    ! [A: $i] :
      ( ( A @ single_valued_class )
      | ~ ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) ) ),
    inference(cnf,[status(esa)],[171]) ).

thf(32,axiom,
    universal_class @ ( universal_class @ cross_product ) @ ( rest_relation @ subclass ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rest_relation1) ).

thf(219,plain,
    universal_class @ ( universal_class @ cross_product ) @ ( rest_relation @ subclass ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).

thf(38,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ domain_of @ domain_of )
        = ( A @ domain_of ) )
      | ~ ( C @ ( B @ ( A @ compatible ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compatible2) ).

thf(230,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ domain_of @ domain_of )
        = ( A @ domain_of ) )
      | ~ ( C @ ( B @ ( A @ compatible ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[38]) ).

thf(560,plain,
    ! [B: $i,A: $i] :
      ( ( ( universal_class @ ( omega @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[459,463]) ).

thf(561,plain,
    ! [B: $i,A: $i] :
      ( ( ( universal_class @ ( omega @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[560]) ).

thf(566,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != universal_class )
      | ( omega != A )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[561]) ).

thf(567,plain,
    ! [A: $i] :
      ( ( ( A @ complement )
       != universal_class )
      | ~ ( A @ ( omega @ member ) ) ),
    inference(simp,[status(thm)],[566]) ).

thf(303,plain,
    ( ( element_relation @ inverse @ ( element_relation @ complement @ compose ) @ complement @ ( universal_class @ ( universal_class @ cross_product ) @ intersection ) @ ( universal_class @ ( universal_class @ cross_product ) @ intersection ) )
    = subset_relation ),
    inference(lifteq,[status(thm)],[302]) ).

thf(106,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ member ) )
      | ~ ( D @ ( C @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product1) ).

thf(377,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ member ) )
      | ~ ( D @ ( C @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[106]) ).

thf(1588,plain,
    ! [A: $i] :
      ( ( A != domain_relation )
      | ( universal_class @ ( universal_class @ cross_product ) @ ( null_class @ subclass ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,333]) ).

thf(1589,plain,
    ( ( universal_class @ ( universal_class @ cross_product ) @ ( null_class @ subclass ) )
    | ( domain_relation @ ( domain_relation @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1588:[bind(A,$thf( domain_relation ))]]) ).

thf(58,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( null_class @ ( C @ ( B @ singleton @ ( A @ restrict ) ) @ not_subclass_element ) @ second )
      = ( C @ ( B @ ( A @ range ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',range) ).

thf(271,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( null_class @ ( C @ ( B @ singleton @ ( A @ restrict ) ) @ not_subclass_element ) @ second )
      = ( C @ ( B @ ( A @ range ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[58]) ).

thf(206,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ subclass ) )
      | ( A != B ) ),
    inference(cnf,[status(esa)],[205]) ).

thf(207,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ subclass ) )
      | ( A != B ) ),
    inference(lifteq,[status(thm)],[206]) ).

thf(208,plain,
    ! [A: $i] : ( A @ ( A @ subclass ) ),
    inference(simp,[status(thm)],[207]) ).

thf(591,plain,
    ( ( ( universal_class @ ( omega @ member ) )
     != ( y @ complement @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[459,543]) ).

thf(592,plain,
    ( ( universal_class @ ( omega @ member ) )
   != ( y @ complement @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[591]) ).

thf(599,plain,
    ( ( ( y @ complement )
     != universal_class )
    | ( omega != x ) ),
    inference(simp,[status(thm)],[592]) ).

thf(1360,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ complement @ ( element_relation @ image ) @ power_class )
       != ( B @ power_class ) )
      | ( ( A @ power_class @ ( element_relation @ image ) @ complement )
        = ( B @ complement @ ( element_relation @ image ) @ complement ) ) ),
    inference(paramod_ordered,[status(thm)],[915,213]) ).

thf(1361,plain,
    ! [A: $i] :
      ( ( A @ power_class @ ( element_relation @ image ) @ complement )
      = ( A @ complement @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ complement ) ),
    inference(pattern_uni,[status(thm)],[1360:[bind(A,$thf( E )),bind(B,$thf( E @ complement @ ( element_relation @ image ) ))]]) ).

thf(1439,plain,
    ! [A: $i] :
      ( ( A @ power_class @ ( element_relation @ image ) @ complement )
      = ( A @ complement @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ complement ) ),
    inference(simp,[status(thm)],[1361]) ).

thf(155,axiom,
    ! [A: $i] :
      ( ( domain_relation @ ( A @ domain_of @ ( A @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_of_domain_relation3) ).

thf(494,plain,
    ! [A: $i] :
      ( ( domain_relation @ ( A @ domain_of @ ( A @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[155]) ).

thf(616,plain,
    ( ( ( universal_class @ complement @ ( omega @ member ) )
     != ( ordinal_numbers @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[163,564]) ).

thf(617,plain,
    ( ( universal_class @ complement @ ( omega @ member ) )
   != ( ordinal_numbers @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[616]) ).

thf(621,plain,
    ( ( ( universal_class @ complement )
     != ordinal_numbers )
    | ( omega != x ) ),
    inference(simp,[status(thm)],[617]) ).

thf(151,axiom,
    ! [A: $i] :
      ( ( A @ inductive )
      | ~ ( A @ ( A @ ( successor_relation @ image ) @ subclass ) )
      | ~ ( A @ ( null_class @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inductive3) ).

thf(483,plain,
    ! [A: $i] :
      ( ( A @ inductive )
      | ~ ( A @ ( A @ ( successor_relation @ image ) @ subclass ) )
      | ~ ( A @ ( null_class @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[151]) ).

thf(42,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ domain_of @ domain_of @ ( A @ range_of @ subclass ) )
      | ~ ( C @ ( B @ ( A @ compatible ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compatible3) ).

thf(240,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ domain_of @ domain_of @ ( A @ range_of @ subclass ) )
      | ~ ( C @ ( B @ ( A @ compatible ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[42]) ).

thf(19746,plain,
    ! [A: $i] :
      ( ( ( ordinal_numbers @ ( successor_relation @ image ) @ complement @ ( null_class @ singleton @ complement @ intersection ) @ complement )
       != ( A @ complement ) )
      | ( ( kind_1_ordinals @ ( element_relation @ image ) @ complement )
        = ( A @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[19165,213]) ).

thf(19747,plain,
    ( ( kind_1_ordinals @ ( element_relation @ image ) @ complement )
    = ( ordinal_numbers @ ( successor_relation @ image ) @ complement @ ( null_class @ singleton @ complement @ intersection ) @ power_class ) ),
    inference(pattern_uni,[status(thm)],[19746:[bind(A,$thf( ordinal_numbers @ ( successor_relation @ image ) @ complement @ ( null_class @ singleton @ complement @ intersection ) ))]]) ).

thf(22,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ irreflexive ) )
      | ~ ( identity_relation @ complement @ ( B @ ( B @ ( A @ restrict ) ) @ subclass ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',irreflexive2) ).

thf(198,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ irreflexive ) )
      | ~ ( identity_relation @ complement @ ( B @ ( B @ ( A @ restrict ) ) @ subclass ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(86,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ homomorphism ) ) )
      | ( ( B @ ( A @ ( C @ not_homomorphism2 ) ) @ ( C @ apply ) @ ( B @ ( A @ ( C @ not_homomorphism1 ) ) @ ( C @ apply ) @ ordered_pair ) @ ( B @ apply ) )
       != ( B @ ( A @ ( C @ not_homomorphism2 ) ) @ ( B @ ( A @ ( C @ not_homomorphism1 ) ) @ ordered_pair ) @ ( A @ apply ) @ ( C @ apply ) ) )
      | ~ ( B @ ( A @ ( C @ compatible ) ) )
      | ~ ( B @ operation )
      | ~ ( A @ operation ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',homomorphism6) ).

thf(330,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ homomorphism ) ) )
      | ( ( B @ ( A @ ( C @ not_homomorphism2 ) ) @ ( C @ apply ) @ ( B @ ( A @ ( C @ not_homomorphism1 ) ) @ ( C @ apply ) @ ordered_pair ) @ ( B @ apply ) )
       != ( B @ ( A @ ( C @ not_homomorphism2 ) ) @ ( B @ ( A @ ( C @ not_homomorphism1 ) ) @ ordered_pair ) @ ( A @ apply ) @ ( C @ apply ) ) )
      | ~ ( B @ ( A @ ( C @ compatible ) ) )
      | ~ ( B @ operation )
      | ~ ( A @ operation ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[86]) ).

thf(93,axiom,
    ! [B: $i,A: $i] :
      ( ( ( A @ rest_of @ ( B @ compose ) )
        = A )
      | ~ ( B @ recursion_equation_functions @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',recursion_equation_functions4) ).

thf(345,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ rest_of @ ( B @ compose ) )
        = A )
      | ~ ( B @ recursion_equation_functions @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[93]) ).

thf(102,axiom,
    ! [B: $i,A: $i] :
      ( ( ( A @ range_of @ sum_class )
        = B )
      | ~ ( union_of_range_map @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union_of_range_map2) ).

thf(367,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ range_of @ sum_class )
        = B )
      | ~ ( union_of_range_map @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[102]) ).

thf(1175,plain,
    ! [A: $i] :
      ( ( ( universal_class @ ( A @ singleton @ member ) )
       != ( ordinal_numbers @ complement @ ( x @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1170,521]) ).

thf(1176,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ singleton @ member ) )
     != ( ordinal_numbers @ complement @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[1175]) ).

thf(1198,plain,
    ! [A: $i] :
      ( ( ( ordinal_numbers @ complement )
       != universal_class )
      | ( ( A @ singleton )
       != x ) ),
    inference(simp,[status(thm)],[1176]) ).

thf(115,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ compose ) @ ( A @ ( D @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( A @ ( D @ ordered_pair ) @ member ) )
      | ~ ( D @ singleton @ ( C @ image ) @ ( B @ image ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose3) ).

thf(399,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ compose ) @ ( A @ ( D @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( A @ ( D @ ordered_pair ) @ member ) )
      | ~ ( D @ singleton @ ( C @ image ) @ ( B @ image ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[115]) ).

thf(75,axiom,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( A @ subclass ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',function3) ).

thf(306,plain,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( A @ subclass ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[75]) ).

thf(36,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ symmetrization_of @ ( identity_relation @ union ) @ ( B @ ( B @ cross_product ) @ subclass ) )
      | ~ ( B @ ( A @ connected ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',connected1) ).

thf(226,plain,
    ! [B: $i,A: $i] :
      ( ( A @ symmetrization_of @ ( identity_relation @ union ) @ ( B @ ( B @ cross_product ) @ subclass ) )
      | ~ ( B @ ( A @ connected ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).

thf(11449,plain,
    ( ( ( y @ complement @ ( y @ complement @ regular @ member ) )
     != ( y @ complement @ ( x @ member ) ) )
    | ~ $true
    | ( null_class != y ) ),
    inference(paramod_ordered,[status(thm)],[1778,543]) ).

thf(11450,plain,
    ( ( ( y @ complement @ ( y @ complement @ regular @ member ) )
     != ( y @ complement @ ( x @ member ) ) )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[11449]) ).

thf(11490,plain,
    ( ( ( y @ complement )
     != ( y @ complement ) )
    | ( ( y @ complement @ regular )
     != x )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[11450]) ).

thf(11507,plain,
    ( ( ( y @ complement @ regular )
     != x )
    | ( null_class != y ) ),
    inference(simp,[status(thm)],[11490]) ).

thf(5,axiom,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) )
      | ~ ( A @ single_valued_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_valued_class1) ).

thf(167,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) )
      | ~ ( A @ single_valued_class ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(154,axiom,
    ! [B: $i,A: $i] :
      ( ( union_of_range_map @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ( ( A @ range_of @ sum_class )
       != B )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union_of_range_map3) ).

thf(490,plain,
    ! [B: $i,A: $i] :
      ( ( union_of_range_map @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ( ( A @ range_of @ sum_class )
       != B )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[154]) ).

thf(50,axiom,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( A @ one_to_one ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',one_to_one1) ).

thf(255,plain,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( A @ one_to_one ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[50]) ).

thf(97,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( C @ ( A @ ( B @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( D @ flip @ ( C @ ( B @ ( A @ ordered_pair ) @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',flip2) ).

thf(355,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( C @ ( A @ ( B @ ordered_pair ) @ ordered_pair ) @ member ) )
      | ~ ( D @ flip @ ( C @ ( B @ ( A @ ordered_pair ) @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[97]) ).

thf(20148,plain,
    ! [A: $i] :
      ( ( ( universal_class @ ( A @ subclass ) )
       != ( y @ complement @ ( y @ subclass ) ) )
      | ( universal_class != y )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[300,18880]) ).

thf(20149,plain,
    ! [A: $i] :
      ( ( ( universal_class @ ( A @ subclass ) )
       != ( y @ complement @ ( y @ subclass ) ) )
      | ( universal_class != y ) ),
    inference(simp,[status(thm)],[20148]) ).

thf(20170,plain,
    ! [A: $i] :
      ( ( ( y @ complement )
       != universal_class )
      | ( A != y )
      | ( universal_class != y ) ),
    inference(simp,[status(thm)],[20149]) ).

thf(20196,plain,
    ( ( ( y @ complement )
     != universal_class )
    | ( universal_class != y ) ),
    inference(simp,[status(thm)],[20170]) ).

thf(20,axiom,
    ! [A: $i] : ( universal_class @ ( universal_class @ ( universal_class @ cross_product ) @ cross_product ) @ ( A @ rotate @ subclass ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rotate1) ).

thf(194,plain,
    ! [A: $i] : ( universal_class @ ( universal_class @ ( universal_class @ cross_product ) @ cross_product ) @ ( A @ rotate @ subclass ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(153,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( C @ compose ) )
        = B )
      | ~ ( C @ compose_class @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose_class_definition2) ).

thf(487,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( C @ compose ) )
        = B )
      | ~ ( C @ compose_class @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[153]) ).

thf(1769,plain,
    ! [A: $i] :
      ( ( A
       != ( x @ successor ) )
      | ( null_class @ ( y @ member ) )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,166]) ).

thf(1770,plain,
    ( ( null_class @ ( y @ member ) )
    | ( x @ successor @ ( x @ successor @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1769:[bind(A,$thf( x @ successor ))]]) ).

thf(626,plain,
    ( ( ( x @ successor @ complement @ ( y @ member ) )
     != ( ordinal_numbers @ ( y @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[164,553]) ).

thf(627,plain,
    ( ( x @ successor @ complement @ ( y @ member ) )
   != ( ordinal_numbers @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[626]) ).

thf(638,plain,
    ( ( ( x @ successor @ complement )
     != ordinal_numbers )
    | ( y != y ) ),
    inference(simp,[status(thm)],[627]) ).

thf(640,plain,
    ( ( x @ successor @ complement )
   != ordinal_numbers ),
    inference(simp,[status(thm)],[638]) ).

thf(947,plain,
    ! [A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( ordinal_numbers @ complement @ ( x @ member ) ) )
      | ~ $true
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(paramod_ordered,[status(thm)],[445,521]) ).

thf(948,plain,
    ! [A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( ordinal_numbers @ complement @ ( x @ member ) ) )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[947]) ).

thf(964,plain,
    ! [A: $i] :
      ( ( ( ordinal_numbers @ complement )
       != omega )
      | ( A != x )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[948]) ).

thf(971,plain,
    ( ( ( ordinal_numbers @ complement )
     != omega )
    | ( ( x @ integer_of )
      = null_class ) ),
    inference(simp,[status(thm)],[964]) ).

thf(1471,plain,
    ! [B: $i,A: $i] :
      ( ( ( identity_relation @ ( A @ intersection ) @ domain_of @ power_class )
       != ( B @ power_class ) )
      | ( ( A @ diagonalise @ ( element_relation @ image ) @ complement )
        = ( B @ complement @ ( element_relation @ image ) @ complement ) ) ),
    inference(paramod_ordered,[status(thm)],[1081,213]) ).

thf(1472,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ complement )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ complement @ ( element_relation @ image ) @ complement ) ),
    inference(pattern_uni,[status(thm)],[1471:[bind(A,$thf( D )),bind(B,$thf( identity_relation @ ( D @ intersection ) @ domain_of ))]]) ).

thf(1566,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ complement )
      = ( identity_relation @ ( A @ intersection ) @ domain_of @ complement @ ( element_relation @ image ) @ complement ) ),
    inference(simp,[status(thm)],[1472]) ).

thf(4516,plain,
    ! [B: $i,A: $i] :
      ( ( ( identity_relation @ ( A @ intersection ) @ domain_of @ power_class )
       != ( identity_relation @ ( B @ intersection ) @ domain_of @ power_class ) )
      | ( ( A @ diagonalise @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ complement )
        = ( B @ diagonalise @ ( element_relation @ image ) @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[1081,1445]) ).

thf(4517,plain,
    ! [A: $i] :
      ( ( A @ diagonalise @ ( element_relation @ image ) @ complement @ ( element_relation @ image ) @ complement )
      = ( A @ diagonalise @ ( element_relation @ image ) @ power_class ) ),
    inference(pattern_uni,[status(thm)],[4516:[bind(A,$thf( A )),bind(B,$thf( A ))]]) ).

thf(1636,plain,
    ! [A: $i] :
      ( ( A != kind_1_ordinals )
      | ( ( ordinal_numbers @ ( null_class @ complement @ intersection ) )
        = limit_ordinals )
      | ( A @ ( A @ regular @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[511,417]) ).

thf(1637,plain,
    ( ( ( ordinal_numbers @ ( null_class @ complement @ intersection ) )
      = limit_ordinals )
    | ( kind_1_ordinals @ ( kind_1_ordinals @ regular @ member ) ) ),
    inference(pattern_uni,[status(thm)],[1636:[bind(A,$thf( kind_1_ordinals ))]]) ).

thf(10,axiom,
    ! [A: $i] :
      ( ( A @ inverse @ function )
      | ~ ( A @ one_to_one ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',one_to_one2) ).

thf(177,plain,
    ! [A: $i] :
      ( ( A @ inverse @ function )
      | ~ ( A @ one_to_one ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(133,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ homomorphism ) ) )
      | ( A @ domain_of @ ( B @ ( A @ ( C @ not_homomorphism2 ) ) @ ( B @ ( A @ ( C @ not_homomorphism1 ) ) @ ordered_pair ) @ member ) )
      | ~ ( B @ ( A @ ( C @ compatible ) ) )
      | ~ ( B @ operation )
      | ~ ( A @ operation ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',homomorphism5) ).

thf(441,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ homomorphism ) ) )
      | ( A @ domain_of @ ( B @ ( A @ ( C @ not_homomorphism2 ) ) @ ( B @ ( A @ ( C @ not_homomorphism1 ) ) @ ordered_pair ) @ member ) )
      | ~ ( B @ ( A @ ( C @ compatible ) ) )
      | ~ ( B @ operation )
      | ~ ( A @ operation ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[133]) ).

thf(103,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ ( choice @ apply ) @ member ) )
      | ( A = null_class )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',choice2) ).

thf(370,plain,
    ! [A: $i] :
      ( ( A @ ( A @ ( choice @ apply ) @ member ) )
      | ( A = null_class )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[103]) ).

thf(146,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ rest_of @ ( C @ ( A @ ordered_pair ) @ member ) )
      | ( ( universal_class @ ( A @ ( B @ restrict ) ) )
       != C )
      | ~ ( B @ domain_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rest_of4) ).

thf(470,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ rest_of @ ( C @ ( A @ ordered_pair ) @ member ) )
      | ( ( universal_class @ ( A @ ( B @ restrict ) ) )
       != C )
      | ~ ( B @ domain_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[146]) ).

thf(99,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ~ ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection1) ).

thf(359,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ~ ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[99]) ).

thf(1903,plain,
    ! [A: $i] :
      ( ( ( A @ ( A @ regular @ member ) )
       != ( ordinal_numbers @ complement @ ( y @ member ) ) )
      | ~ $true
      | ( A = null_class ) ),
    inference(paramod_ordered,[status(thm)],[511,516]) ).

thf(1904,plain,
    ! [A: $i] :
      ( ( ( A @ ( A @ regular @ member ) )
       != ( ordinal_numbers @ complement @ ( y @ member ) ) )
      | ( A = null_class ) ),
    inference(simp,[status(thm)],[1903]) ).

thf(2048,plain,
    ! [A: $i] :
      ( ( A
       != ( ordinal_numbers @ complement ) )
      | ( ( A @ regular )
       != y )
      | ( A = null_class ) ),
    inference(simp,[status(thm)],[1904]) ).

thf(2056,plain,
    ( ( ( ordinal_numbers @ complement @ regular )
     != y )
    | ( ( ordinal_numbers @ complement )
      = null_class ) ),
    inference(simp,[status(thm)],[2048]) ).

thf(336,plain,
    ( ( element_relation @ ( identity_relation @ complement @ ( element_relation @ compose ) @ complement @ intersection ) )
    = singleton_relation ),
    inference(lifteq,[status(thm)],[335]) ).

thf(135,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ intersection ) @ ( A @ member ) )
      | ~ ( C @ ( A @ member ) )
      | ~ ( B @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection3) ).

thf(446,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ intersection ) @ ( A @ member ) )
      | ~ ( C @ ( A @ member ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[135]) ).

thf(589,plain,
    ( ( ( x @ successor @ ( y @ member ) )
     != ( y @ complement @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[166,543]) ).

thf(590,plain,
    ( ( x @ successor @ ( y @ member ) )
   != ( y @ complement @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[589]) ).

thf(595,plain,
    ( ( ( y @ complement )
     != ( x @ successor ) )
    | ( y != x ) ),
    inference(simp,[status(thm)],[590]) ).

thf(137,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ domain_of @ ( B @ member ) )
      | ~ ( application_function @ ( C @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',application_function_defn2) ).

thf(450,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ domain_of @ ( B @ member ) )
      | ~ ( application_function @ ( C @ ( B @ ordered_pair ) @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[137]) ).

thf(547,plain,
    ( ( ( ordinal_numbers @ complement @ ( y @ member ) )
     != ( x @ successor @ ( y @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[166,516]) ).

thf(548,plain,
    ( ( ordinal_numbers @ complement @ ( y @ member ) )
   != ( x @ successor @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[547]) ).

thf(554,plain,
    ( ( ( ordinal_numbers @ complement )
     != ( x @ successor ) )
    | ( y != y ) ),
    inference(simp,[status(thm)],[548]) ).

thf(556,plain,
    ( ( ordinal_numbers @ complement )
   != ( x @ successor ) ),
    inference(simp,[status(thm)],[554]) ).

thf(218,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ well_ordering ) )
      | ( B @ ( B @ ( A @ not_well_ordering ) @ subclass ) )
      | ~ ( B @ ( A @ connected ) ) ),
    inference(cnf,[status(esa)],[217]) ).

thf(329,plain,
    ! [B: $i,A: $i] :
      ( ( universal_class @ ( B @ ( A @ restrict ) ) @ range_of )
      = ( B @ ( A @ image ) ) ),
    inference(lifteq,[status(thm)],[328]) ).

thf(2290,plain,
    ! [B: $i,A: $i] :
      ( ( universal_class @ ( B @ ( A @ restrict ) ) @ inverse @ domain_of )
      = ( B @ ( A @ image ) ) ),
    inference(rewrite,[status(thm)],[329,201]) ).

thf(2302,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ ( A @ image ) )
       != ( ordinal_numbers @ ( successor_relation @ image ) ) )
      | ( ( universal_class @ ( B @ ( A @ restrict ) ) @ inverse @ domain_of @ ( null_class @ singleton @ union ) )
        = kind_1_ordinals ) ),
    inference(paramod_ordered,[status(thm)],[2290,376]) ).

thf(2303,plain,
    ( ( universal_class @ ( ordinal_numbers @ ( successor_relation @ restrict ) ) @ inverse @ domain_of @ ( null_class @ singleton @ union ) )
    = kind_1_ordinals ),
    inference(pattern_uni,[status(thm)],[2302:[bind(A,$thf( successor_relation )),bind(B,$thf( ordinal_numbers ))]]) ).

thf(17301,plain,
    ( ( successor_relation @ ( universal_class @ ( ordinal_numbers @ cross_product ) @ intersection ) @ inverse @ domain_of @ ( null_class @ singleton @ union ) )
    = kind_1_ordinals ),
    inference(rewrite,[status(thm)],[2303,229]) ).

thf(95,axiom,
    ! [B: $i,A: $i] :
      ( ( ordinal_numbers @ ( A @ domain_of @ member ) )
      | ~ ( B @ recursion_equation_functions @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',recursion_equation_functions3) ).

thf(351,plain,
    ! [B: $i,A: $i] :
      ( ( ordinal_numbers @ ( A @ domain_of @ member ) )
      | ~ ( B @ recursion_equation_functions @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[95]) ).

thf(116,axiom,
    ! [B: $i,A: $i] :
      ( ( element_relation @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ~ ( B @ ( A @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_relation3) ).

thf(401,plain,
    ! [B: $i,A: $i] :
      ( ( element_relation @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ~ ( B @ ( A @ member ) )
      | ~ ( universal_class @ ( universal_class @ cross_product ) @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[116]) ).

thf(123,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ sum_class @ subclass ) )
      | ~ ( ordinal_numbers @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordinal_numbers2) ).

thf(418,plain,
    ! [A: $i] :
      ( ( A @ ( A @ sum_class @ subclass ) )
      | ~ ( ordinal_numbers @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[123]) ).

thf(944,plain,
    ! [B: $i,A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( B @ ( x @ member ) ) )
      | ( ( B @ complement )
       != ordinal_numbers )
      | ~ $true
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(paramod_ordered,[status(thm)],[445,527]) ).

thf(945,plain,
    ! [B: $i,A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( B @ ( x @ member ) ) )
      | ( ( B @ complement )
       != ordinal_numbers )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[944]) ).

thf(946,plain,
    ( ( ( omega @ complement )
     != ordinal_numbers )
    | ( ( x @ integer_of )
      = null_class ) ),
    inference(pattern_uni,[status(thm)],[945:[bind(A,$thf( x )),bind(B,$thf( omega ))]]) ).

thf(52,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( C @ ( B @ ( A @ compatible ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compatible1) ).

thf(258,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( C @ ( B @ ( A @ compatible ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[52]) ).

thf(66,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ ( successor_relation @ image ) @ subclass ) )
      | ~ ( A @ inductive ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inductive2) ).

thf(290,plain,
    ! [A: $i] :
      ( ( A @ ( A @ ( successor_relation @ image ) @ subclass ) )
      | ~ ( A @ inductive ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[66]) ).

thf(280,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( union_of_range_map @ ( successor_relation @ ( A @ recursion ) ) @ apply ) )
      = ( B @ ( A @ ordinal_add ) ) ),
    inference(lifteq,[status(thm)],[279]) ).

thf(19014,plain,
    ! [B: $i,A: $i] :
      ( ( B @ singleton @ ( union_of_range_map @ ( successor_relation @ ( A @ recursion ) ) @ image ) @ sum_class )
      = ( B @ ( A @ ordinal_add ) ) ),
    inference(rewrite,[status(thm)],[280,321]) ).

thf(149,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ~ ( element_relation @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_relation2) ).

thf(478,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ~ ( element_relation @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[149]) ).

thf(234,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ ( A @ least ) @ ( C @ ( A @ segment ) ) )
        = null_class )
      | ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    inference(cnf,[status(esa)],[233]) ).

thf(235,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( C @ subclass ) )
      | ~ ( B @ ( A @ well_ordering ) )
      | ( ( C @ ( A @ least ) @ ( C @ ( A @ segment ) ) )
        = null_class ) ),
    inference(lifteq,[status(thm)],[234]) ).

thf(45,axiom,
    ! [A: $i] :
      ( ( A @ domain_of @ domain_of @ ( A @ range_of @ subclass ) )
      | ~ ( A @ operation ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',operation3) ).

thf(246,plain,
    ! [A: $i] :
      ( ( A @ domain_of @ domain_of @ ( A @ range_of @ subclass ) )
      | ~ ( A @ operation ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[45]) ).

thf(65,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ compatible ) ) )
      | ~ ( C @ domain_of @ domain_of @ ( A @ range_of @ subclass ) )
      | ( ( B @ domain_of @ domain_of )
       != ( A @ domain_of ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compatible4) ).

thf(287,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ compatible ) ) )
      | ~ ( C @ domain_of @ domain_of @ ( A @ range_of @ subclass ) )
      | ( ( B @ domain_of @ domain_of )
       != ( A @ domain_of ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[65]) ).

thf(608,plain,
    ( ( ( universal_class @ complement @ ( omega @ member ) )
     != ( ordinal_numbers @ ( y @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[164,564]) ).

thf(609,plain,
    ( ( universal_class @ complement @ ( omega @ member ) )
   != ( ordinal_numbers @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[608]) ).

thf(620,plain,
    ( ( ( universal_class @ complement )
     != ordinal_numbers )
    | ( omega != y ) ),
    inference(simp,[status(thm)],[609]) ).

thf(129,axiom,
    ! [B: $i,A: $i] :
      ( ( ( A @ rest_of )
        = B )
      | ~ ( rest_relation @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rest_relation2) ).

thf(432,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ rest_of )
        = B )
      | ~ ( rest_relation @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[129]) ).

thf(168,plain,
    ! [A: $i] :
      ( ( identity_relation @ ( A @ inverse @ ( A @ compose ) @ subclass ) )
      | ~ ( A @ single_valued_class ) ),
    inference(cnf,[status(esa)],[167]) ).

thf(118,axiom,
    ! [A: $i] :
      ( ( rest_relation @ ( A @ rest_of @ ( A @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rest_relation3) ).

thf(405,plain,
    ! [A: $i] :
      ( ( rest_relation @ ( A @ rest_of @ ( A @ ordered_pair ) @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[118]) ).

thf(190,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ operation )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    inference(cnf,[status(esa)],[189]) ).

thf(125,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( A @ domain_of @ ( B @ member ) )
      | ( ( universal_class @ ( B @ singleton @ ( A @ restrict ) ) )
       != null_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',domain1) ).

thf(422,plain,
    ! [B: $i,A: $i] :
      ( ~ ( A @ domain_of @ ( B @ member ) )
      | ( ( universal_class @ ( B @ singleton @ ( A @ restrict ) ) )
       != null_class ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[125]) ).

thf(59,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ complement @ ( A @ complement @ intersection ) @ complement @ ( B @ ( A @ intersection ) @ complement @ intersection ) )
      = ( B @ ( A @ symmetric_difference ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symmetric_difference) ).

thf(273,plain,
    ! [B: $i,A: $i] :
      ( ( B @ complement @ ( A @ complement @ intersection ) @ complement @ ( B @ ( A @ intersection ) @ complement @ intersection ) )
      = ( B @ ( A @ symmetric_difference ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[59]) ).

thf(104,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ unordered_pair ) @ ( A @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',unordered_pair2) ).

thf(373,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ unordered_pair ) @ ( A @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[104]) ).

thf(120,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ domain_of @ ( A @ member ) )
      | ( ( universal_class @ ( A @ singleton @ ( B @ restrict ) ) )
        = null_class )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',domain2) ).

thf(410,plain,
    ! [B: $i,A: $i] :
      ( ( B @ domain_of @ ( A @ member ) )
      | ( ( universal_class @ ( A @ singleton @ ( B @ restrict ) ) )
        = null_class )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[120]) ).

thf(2304,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ image ) )
       != ( C @ complement @ ( element_relation @ image ) ) )
      | ( ( universal_class @ ( B @ ( A @ restrict ) ) @ inverse @ domain_of @ complement )
        = ( C @ power_class ) ) ),
    inference(paramod_ordered,[status(thm)],[2290,213]) ).

thf(2305,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ complement @ ( element_relation @ restrict ) ) @ inverse @ domain_of @ complement )
      = ( A @ power_class ) ),
    inference(pattern_uni,[status(thm)],[2304:[bind(A,$thf( element_relation )),bind(B,$thf( D @ complement )),bind(C,$thf( D ))]]) ).

thf(2326,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ complement @ ( element_relation @ restrict ) ) @ inverse @ domain_of @ complement )
      = ( A @ power_class ) ),
    inference(simp,[status(thm)],[2305]) ).

thf(17297,plain,
    ! [A: $i] :
      ( ( element_relation @ ( universal_class @ ( A @ complement @ cross_product ) @ intersection ) @ inverse @ domain_of @ complement )
      = ( A @ power_class ) ),
    inference(rewrite,[status(thm)],[2326,229]) ).

thf(84,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ connected ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',well_ordering1) ).

thf(326,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ connected ) )
      | ~ ( B @ ( A @ well_ordering ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[84]) ).

thf(68,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ segment ) ) )
      = ( C @ singleton @ ( B @ ( A @ restrict ) ) @ domain_of ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',segment) ).

thf(294,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ segment ) ) )
      = ( C @ singleton @ ( B @ ( A @ restrict ) ) @ domain_of ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[68]) ).

thf(15538,plain,
    ! [B: $i,A: $i] :
      ( ( ( y @ complement @ ( y @ complement @ regular @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true
      | ( null_class != ordinal_numbers ) ),
    inference(paramod_ordered,[status(thm)],[1959,463]) ).

thf(15539,plain,
    ! [B: $i,A: $i] :
      ( ( ( y @ complement @ ( y @ complement @ regular @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[15538]) ).

thf(15540,plain,
    ( ~ ( y @ ( y @ complement @ regular @ member ) )
    | ( null_class != ordinal_numbers ) ),
    inference(pattern_uni,[status(thm)],[15539:[bind(A,$thf( y @ complement @ regular )),bind(B,$thf( y ))]]) ).

thf(161,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ recursion_equation_functions @ ( B @ member ) )
      | ( ( B @ rest_of @ ( A @ compose ) )
       != B )
      | ~ ( ordinal_numbers @ ( B @ domain_of @ member ) )
      | ~ ( B @ function )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',recursion_equation_functions5) ).

thf(506,plain,
    ! [B: $i,A: $i] :
      ( ( A @ recursion_equation_functions @ ( B @ member ) )
      | ( ( B @ rest_of @ ( A @ compose ) )
       != B )
      | ~ ( ordinal_numbers @ ( B @ domain_of @ member ) )
      | ~ ( B @ function )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[161]) ).

thf(131,axiom,
    ! [A: $i] :
      ( ( A @ ( element_relation @ well_ordering ) )
      | ~ ( ordinal_numbers @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordinal_numbers1) ).

thf(437,plain,
    ! [A: $i] :
      ( ( A @ ( element_relation @ well_ordering ) )
      | ~ ( ordinal_numbers @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[131]) ).

thf(1181,plain,
    ! [A: $i] :
      ( ( ( universal_class @ ( A @ singleton @ member ) )
       != ( x @ successor @ complement @ ( y @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1170,553]) ).

thf(1182,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ singleton @ member ) )
     != ( x @ successor @ complement @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[1181]) ).

thf(1197,plain,
    ! [A: $i] :
      ( ( ( x @ successor @ complement )
       != universal_class )
      | ( ( A @ singleton )
       != y ) ),
    inference(simp,[status(thm)],[1182]) ).

thf(624,plain,
    ( ( ( x @ successor @ complement @ ( y @ member ) )
     != ( y @ ( x @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[165,553]) ).

thf(625,plain,
    ( ( x @ successor @ complement @ ( y @ member ) )
   != ( y @ ( x @ member ) ) ),
    inference(simp,[status(thm)],[624]) ).

thf(635,plain,
    ( ( ( x @ successor @ complement )
     != y )
    | ( y != x ) ),
    inference(simp,[status(thm)],[625]) ).

thf(64,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subclass ) )
      | ( A != B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',equal_implies_subclass1) ).

thf(283,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subclass ) )
      | ( A != B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[64]) ).

thf(239,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ cross_product ) @ flip @ domain_of )
      = ( A @ inverse ) ),
    inference(lifteq,[status(thm)],[238]) ).

thf(43,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ operation )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',homomorphism2) ).

thf(242,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ operation )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[43]) ).

thf(147,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ unordered_pair ) @ ( A @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',unordered_pair3) ).

thf(474,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ unordered_pair ) @ ( A @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[147]) ).

thf(144,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ well_ordering ) )
      | ~ ( C @ ( B @ connected ) )
      | ( ( A @ ( C @ ( B @ not_well_ordering ) @ ( B @ segment ) ) )
       != null_class )
      | ~ ( C @ ( B @ not_well_ordering ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',well_ordering8) ).

thf(464,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ well_ordering ) )
      | ~ ( C @ ( B @ connected ) )
      | ( ( A @ ( C @ ( B @ not_well_ordering ) @ ( B @ segment ) ) )
       != null_class )
      | ~ ( C @ ( B @ not_well_ordering ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[144]) ).

thf(7985,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true
      | ( null_class != ordinal_numbers ) ),
    inference(paramod_ordered,[status(thm)],[1617,463]) ).

thf(7986,plain,
    ! [B: $i,A: $i] :
      ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[7985]) ).

thf(7987,plain,
    ( ~ ( ordinal_numbers @ ( ordinal_numbers @ complement @ regular @ member ) )
    | ( null_class != ordinal_numbers ) ),
    inference(pattern_uni,[status(thm)],[7986:[bind(A,$thf( ordinal_numbers @ complement @ regular )),bind(B,$thf( ordinal_numbers ))]]) ).

thf(178,plain,
    ! [A: $i] :
      ( ( A @ inverse @ function )
      | ~ ( A @ one_to_one ) ),
    inference(cnf,[status(esa)],[177]) ).

thf(82,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ compatible ) ) )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',homomorphism3) ).

thf(322,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ compatible ) ) )
      | ~ ( C @ ( B @ ( A @ homomorphism ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[82]) ).

thf(90,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ well_ordering ) )
      | ( ( B @ ( A @ not_well_ordering ) )
       != null_class )
      | ~ ( B @ ( A @ connected ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',well_ordering6) ).

thf(337,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ well_ordering ) )
      | ( ( B @ ( A @ not_well_ordering ) )
       != null_class )
      | ~ ( B @ ( A @ connected ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[90]) ).

thf(7971,plain,
    ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
     != ( ordinal_numbers @ complement @ ( x @ member ) ) )
    | ~ $true
    | ( null_class != ordinal_numbers ) ),
    inference(paramod_ordered,[status(thm)],[1617,521]) ).

thf(7972,plain,
    ( ( ( ordinal_numbers @ complement @ ( ordinal_numbers @ complement @ regular @ member ) )
     != ( ordinal_numbers @ complement @ ( x @ member ) ) )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[7971]) ).

thf(8029,plain,
    ( ( ( ordinal_numbers @ complement )
     != ( ordinal_numbers @ complement ) )
    | ( ( ordinal_numbers @ complement @ regular )
     != x )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[7972]) ).

thf(8055,plain,
    ( ( ( ordinal_numbers @ complement @ regular )
     != x )
    | ( null_class != ordinal_numbers ) ),
    inference(simp,[status(thm)],[8029]) ).

thf(628,plain,
    ( ( ( x @ successor @ complement @ ( y @ member ) )
     != ( x @ successor @ ( y @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[166,553]) ).

thf(629,plain,
    ( ( x @ successor @ complement @ ( y @ member ) )
   != ( x @ successor @ ( y @ member ) ) ),
    inference(simp,[status(thm)],[628]) ).

thf(634,plain,
    ( ( ( x @ successor @ complement )
     != ( x @ successor ) )
    | ( y != y ) ),
    inference(simp,[status(thm)],[629]) ).

thf(639,plain,
    ( ( x @ successor @ complement )
   != ( x @ successor ) ),
    inference(simp,[status(thm)],[634]) ).

thf(1086,plain,
    ! [B: $i,A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( B @ ( y @ member ) ) )
      | ( ( B @ complement )
       != ordinal_numbers )
      | ~ $true
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(paramod_ordered,[status(thm)],[445,529]) ).

thf(1087,plain,
    ! [B: $i,A: $i] :
      ( ( ( omega @ ( A @ member ) )
       != ( B @ ( y @ member ) ) )
      | ( ( B @ complement )
       != ordinal_numbers )
      | ( ( A @ integer_of )
        = null_class ) ),
    inference(simp,[status(thm)],[1086]) ).

thf(1088,plain,
    ( ( ( omega @ complement )
     != ordinal_numbers )
    | ( ( y @ integer_of )
      = null_class ) ),
    inference(pattern_uni,[status(thm)],[1087:[bind(A,$thf( y )),bind(B,$thf( omega ))]]) ).

thf(101,axiom,
    ! [B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = B )
      | ~ ( domain_relation @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',definition_of_domain_relation2) ).

thf(364,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = B )
      | ~ ( domain_relation @ ( B @ ( A @ ordered_pair ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[101]) ).

thf(231,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ domain_of @ domain_of )
        = ( A @ domain_of ) )
      | ~ ( C @ ( B @ ( A @ compatible ) ) ) ),
    inference(cnf,[status(esa)],[230]) ).

thf(232,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( B @ ( A @ compatible ) ) )
      | ( ( B @ domain_of @ domain_of )
        = ( A @ domain_of ) ) ),
    inference(lifteq,[status(thm)],[231]) ).

thf(49,axiom,
    ! [A: $i] : ( universal_class @ ( universal_class @ cross_product ) @ ( A @ compose_class @ subclass ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose_class_definition1) ).

thf(254,plain,
    ! [A: $i] : ( universal_class @ ( universal_class @ cross_product ) @ ( A @ compose_class @ subclass ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[49]) ).

thf(227,plain,
    ! [B: $i,A: $i] :
      ( ( A @ symmetrization_of @ ( identity_relation @ union ) @ ( B @ ( B @ cross_product ) @ subclass ) )
      | ~ ( B @ ( A @ connected ) ) ),
    inference(cnf,[status(esa)],[226]) ).

thf(156,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( B @ recursion_equation_functions @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',recursion_equation_functions2) ).

thf(496,plain,
    ! [B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( B @ recursion_equation_functions @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[156]) ).

thf(139,axiom,
    ! [A: $i] :
      ( ( universal_class @ ( A @ sum_class @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sum_class2) ).

thf(454,plain,
    ! [A: $i] :
      ( ( universal_class @ ( A @ sum_class @ member ) )
      | ~ ( universal_class @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[139]) ).

thf(35880,plain,
    $false,
    inference(e,[status(thm)],[1501,11504,333,5778,582,217,2062,308,3108,1205,1591,379,511,269,202,977,170,385,12939,500,8057,1233,340,1640,10594,174,185,417,1650,301,18171,257,320,565,1366,389,12943,184,504,619,357,460,189,416,325,228,448,316,1778,1232,164,179,443,321,376,623,211,485,238,348,353,18324,480,8109,216,19165,221,396,2286,15618,2058,428,1201,527,17298,292,248,439,529,1438,546,201,1199,381,220,1206,233,452,334,302,260,297,275,165,192,407,467,229,252,197,361,435,456,224,324,974,12866,317,4668,15616,403,11435,169,420,328,225,193,476,637,12942,2978,212,622,393,173,503,343,244,266,205,311,1170,398,298,425,430,1959,166,18280,264,279,375,601,180,296,584,975,176,191,413,281,204,391,18880,1786,445,313,498,1635,335,236,181,187,172,219,230,567,509,303,377,1589,271,208,599,1439,494,213,621,483,240,915,19747,198,330,462,345,367,521,1198,399,1445,306,226,11507,167,490,255,1081,516,355,553,20196,194,209,487,1770,640,971,1566,4517,263,1637,177,441,370,502,463,470,359,2056,336,600,175,314,446,595,1617,250,450,556,203,1781,218,17301,304,351,401,171,418,946,258,290,19014,478,536,235,246,214,287,300,620,315,432,168,405,190,183,422,273,373,410,17297,564,305,326,294,15540,506,195,437,1197,828,635,283,239,242,1172,474,8051,464,7987,459,178,277,163,200,322,337,543,215,8055,639,1088,364,232,254,227,496,454]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : NUM155-1 : TPTP v9.3.1. Bugfixed v2.1.0.
% 0.00/0.07  % Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.12/0.37  % Computer : n015.cluster.edu
% 0.12/0.37  % Model    : x86_64 x86_64
% 0.12/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.37  % Memory   : 8046.5625MB
% 0.12/0.37  % OS       : Linux 6.8.0-71-generic
% 0.12/0.37  % CPULimit : 300
% 0.12/0.37  % WCLimit  : 300
% 0.12/0.37  % DateTime : Sat Sep 26 02:11:12 UTC 2026
% 0.12/0.37  % CPUTime  : 
% 0.12/0.37  Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.94/0.94  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.62/1.23  % [INFO] 	 Parsing done (288ms). 
% 1.62/1.25  % [INFO] 	 Running in sequential loop mode. 
% 2.35/1.63  % [INFO] 	 eprover registered as external prover. 
% 2.35/1.64  % [INFO] 	 Scanning for conjecture ... 
% 2.54/1.76  % [INFO] 	 Found a conjecture (or negated_conjecture) and 158 axioms. Running axiom selection ... 
% 2.71/1.89  % [INFO] 	 Axiom selection finished. Selected 158 axioms (removed 0 axioms). 
% 3.40/2.05  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 3.40/2.06  % [INFO] 	 Type checking passed. 
% 3.40/2.06  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 122.47/31.65  % External prover 'e' found a proof!
% 122.47/31.65  % [INFO] 	 Killing All external provers ... 
% 122.47/31.65  % Time passed: 31141ms (effective reasoning time: 30398ms)
% 122.47/31.66  % Axioms used in derivation (158): range, recursion_equation_functions1, equal_implies_subclass1, rest_relation2, complement1, one_to_one2, omega_is_inductive1, cartesian_product4, rotate2, homomorphism4, maps4, range_of, transitive1, function3, recursion_equation_functions5, operation4, regularity1, symmetrization, singleton_set, identity_relation, union, flip3, element_relation2, unordered_pairs_in_universal, rest_of4, compose2, homomorphism3, compatible3, application_function_defn2, symmetric_difference, cartesian_product1, compose_can_define_singleton, image, definition_of_domain_relation1, replacement, well_ordering4, not_subclass_members1, compose_class_definition3, definition_of_composition_function2, successor, ordered_pair, successor_relation1, irreflexive1, rest_of2, domain, homomorphism1, rest_relation3, one_to_one3, single_valued_term_defn3, single_valued_class1, compose3, omega_is_inductive2, rotate1, choice1, section1, single_valued_term_defn1, power_class2, regularity2, equal_implies_subclass2, element_relation3, homomorphism6, recursion_equation_functions4, intersection1, well_ordering3, flip2, well_ordering6, transitive2, inverse, segment, asymmetric2, connected1, sum_class_definition, ordinal_multiplication, inductive2, compatible2, sum_class2, subclass_members, cartesian_product2, maps1, not_subclass_members2, ordinal_numbers2, inductive1, single_valued_term_defn2, successor_relation3, function1, maps3, domain2, compatible4, intersection3, limit_ordinals, kind_1_ordinals, ordinal_numbers4, single_valued_class2, compose_class_definition1, unordered_pair_member, apply, well_ordering7, element_relation1, operation1, application_function_defn1, asymmetric1, restriction1, union_of_range_map1, ordinal_addition, cartesian_product3, section2, definition_of_domain_relation3, flip1, homomorphism5, maps2, ordinal_numbers1, compatible1, unordered_pair2, application_function_defn4, recursion_equation_functions3, well_ordering2, complement2, operation2, connected2, union_of_range_map3, rotate3, well_ordering8, compose_class_definition2, one_to_one1, subclass_implies_equal, function2, rest_of1, cantor_class, successor_relation2, rest_relation1, domain1, restriction2, omega_in_universal, ordinal_numbers3, well_ordering1, diagonalisation, intersection2, class_elements_are_sets, integer_function2, section3, rest_of3, inductive3, integer_function1, irreflexive2, operation3, well_ordering5, application_function_defn3, definition_of_domain_relation2, choice2, definition_of_composition_function1, homomorphism2, power_class_definition, union_of_range_map2, definition_of_composition_function3, unordered_pair3, recursion_equation_functions2, subset_relation, compose1
% 122.47/31.66  % No. of inferences in proof: 683
% 122.47/31.66  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p : 31141 ms resp. 30398 ms w/o parsing
% 111.92/31.94  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 111.92/31.95  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------