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

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : SET042-3 : TPTP v9.3.1. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39

% Computer : n010.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 08:29:02 AM UTC 2026

% Result   : Unsatisfiable 132.73s 35.17s
% Output   : Refutation 134.06s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   30
%            Number of leaves      :  170
% Syntax   : Number of formulae    :  505 (  95 unt;   0 typ;   0 def)
%            Number of atoms       : 1329 ( 256 equ;   0 cnn)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives : 4508 ( 713   ~; 658   |;   0   &;3137   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   19 (   7 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   79 (  76 usr;  12 con; 0-5 aty)
%            Number of variables   :  936 (   0   ^; 936   !;   0   ?; 936   :)

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

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

thf(a_decl,type,
    a: $i ).

thf(b_decl,type,
    b: $i ).

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

thf(set_a_decl,type,
    set_a: $i ).

thf(set_b_decl,type,
    set_b: $i ).

thf(proper_subset_decl,type,
    proper_subset: $i > $i > $o ).

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

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

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

thf(one_to_one_function_decl,type,
    one_to_one_function: $i > $o ).

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

thf(little_set_decl,type,
    little_set: $i > $o ).

thf(powerset_decl,type,
    powerset: $i > $i ).

thf(closed_decl,type,
    closed: $i > $i > $o ).

thf(relation_decl,type,
    relation: $i > $o ).

thf(single_valued_set_decl,type,
    single_valued_set: $i > $o ).

thf(subset_decl,type,
    subset: $i > $i > $o ).

thf(sigma_decl,type,
    sigma: $i > $i ).

thf(f20_decl,type,
    f20: $i > $i ).

thf(f21_decl,type,
    f21: $i > $i ).

thf(non_ordered_pair_decl,type,
    non_ordered_pair: $i > $i > $i ).

thf(f25_decl,type,
    f25: $i ).

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

thf(ordered_pair_predicate_decl,type,
    ordered_pair_predicate: $i > $o ).

thf(f3_decl,type,
    f3: $i > $i ).

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

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

thf(singleton_set_decl,type,
    singleton_set: $i > $i ).

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

thf(apply_to_two_arguments_decl,type,
    apply_to_two_arguments: $i > $i > $i > $i ).

thf(f32_decl,type,
    f32: $i > $i > $i > $i > $i > $i ).

thf(f33_decl,type,
    f33: $i > $i > $i > $i > $i > $i ).

thf(f1_decl,type,
    f1: $i > $i > $i ).

thf(f18_decl,type,
    f18: $i > $i ).

thf(converse_decl,type,
    converse: $i > $i ).

thf(f2_decl,type,
    f2: $i > $i ).

thf(empty_set_decl,type,
    empty_set: $i ).

thf(disjoint_decl,type,
    disjoint: $i > $i > $o ).

thf(f24_decl,type,
    f24: $i > $i ).

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

thf(f19_decl,type,
    f19: $i > $i ).

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

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

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

thf(infinity_decl,type,
    infinity: $i ).

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

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

thf(f22_decl,type,
    f22: $i > $i > $i > $i ).

thf(flip_range_of_decl,type,
    flip_range_of: $i > $i ).

thf(f13_decl,type,
    f13: $i > $i > $i ).

thf(f30_decl,type,
    f30: $i > $i > $i > $i ).

thf(f16_decl,type,
    f16: $i > $i > $i ).

thf(rotate_right_decl,type,
    rotate_right: $i > $i ).

thf(f9_decl,type,
    f9: $i > $i > $i ).

thf(f10_decl,type,
    f10: $i > $i > $i ).

thf(f11_decl,type,
    f11: $i > $i > $i ).

thf(f23_decl,type,
    f23: $i > $i > $i ).

thf(f5_decl,type,
    f5: $i > $i > $i ).

thf(f31_decl,type,
    f31: $i > $i > $i > $i ).

thf(f27_decl,type,
    f27: $i > $i > $i ).

thf(f26_decl,type,
    f26: $i > $i ).

thf(f12_decl,type,
    f12: $i > $i > $i ).

thf(f14_decl,type,
    f14: $i > $i > $i ).

thf(estin_decl,type,
    estin: $i ).

thf(f4_decl,type,
    f4: $i > $i > $i ).

thf(f28_decl,type,
    f28: $i > $i > $i > $i ).

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

thf(universal_set_decl,type,
    universal_set: $i ).

thf(f17_decl,type,
    f17: $i > $i > $i ).

thf(f29_decl,type,
    f29: $i > $i > $i > $i ).

thf(f8_decl,type,
    f8: $i > $i > $i ).

thf(f6_decl,type,
    f6: $i > $i > $i ).

thf(f7_decl,type,
    f7: $i > $i > $i ).

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

thf(88,axiom,
    infinity @ ( empty_set @ member ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',infinity2) ).

thf(367,plain,
    infinity @ ( empty_set @ member ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[88]) ).

thf(98,axiom,
    set_a @ ( a @ member ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',member_of_set_a) ).

thf(388,plain,
    set_a @ ( a @ member ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[98]) ).

thf(147,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ member ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement1) ).

thf(508,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ member ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[147]) ).

thf(509,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ member ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(cnf,[status(esa)],[508]) ).

thf(593,plain,
    ! [B: $i,A: $i] :
      ( ( ( set_a @ ( a @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ $true
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[388,509]) ).

thf(594,plain,
    ! [B: $i,A: $i] :
      ( ( ( set_a @ ( a @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[593]) ).

thf(595,plain,
    ~ ( set_a @ complement @ ( a @ member ) ),
    inference(pattern_uni,[status(thm)],[594:[bind(A,$thf( a )),bind(B,$thf( set_a ))]]) ).

thf(625,plain,
    ( ( ( infinity @ ( empty_set @ member ) )
     != ( set_a @ complement @ ( a @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[367,595]) ).

thf(626,plain,
    ( ( infinity @ ( empty_set @ member ) )
   != ( set_a @ complement @ ( a @ member ) ) ),
    inference(simp,[status(thm)],[625]) ).

thf(629,plain,
    ( ( ( set_a @ complement )
     != infinity )
    | ( empty_set != a ) ),
    inference(simp,[status(thm)],[626]) ).

thf(87,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ordered_pair_predicate )
      | ~ ( A @ ( B @ member ) )
      | ~ ( A @ relation ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',relation1) ).

thf(365,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ordered_pair_predicate )
      | ~ ( A @ ( B @ member ) )
      | ~ ( A @ relation ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[87]) ).

thf(14,axiom,
    f25 @ function,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',choice1) ).

thf(202,plain,
    f25 @ function,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(44,axiom,
    ! [A: $i] :
      ( ( A @ relation )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',function1) ).

thf(263,plain,
    ! [A: $i] :
      ( ( A @ relation )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[44]) ).

thf(264,plain,
    ! [A: $i] :
      ( ( A @ relation )
      | ~ ( A @ function ) ),
    inference(cnf,[status(esa)],[263]) ).

thf(758,plain,
    ! [A: $i] :
      ( ( ( f25 @ function )
       != ( A @ function ) )
      | ( A @ relation )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[202,264]) ).

thf(759,plain,
    ! [A: $i] :
      ( ( ( f25 @ function )
       != ( A @ function ) )
      | ( A @ relation ) ),
    inference(simp,[status(thm)],[758]) ).

thf(760,plain,
    f25 @ relation,
    inference(pattern_uni,[status(thm)],[759:[bind(A,$thf( f25 ))]]) ).

thf(80,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( C @ apply ) )
        = B )
      | ~ ( C @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ~ ( C @ function )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply_for_functions1) ).

thf(347,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( C @ apply ) )
        = B )
      | ~ ( C @ ( B @ ( A @ ordered_pair ) @ member ) )
      | ~ ( C @ function )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[80]) ).

thf(74,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f27 ) @ ordered_pair_predicate )
      | ~ ( B @ range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',range_of1) ).

thf(333,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f27 ) @ ordered_pair_predicate )
      | ~ ( B @ range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[74]) ).

thf(131,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ f18 @ member ) )
      | ( A @ relation ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',relation2) ).

thf(468,plain,
    ! [A: $i] :
      ( ( A @ ( A @ f18 @ member ) )
      | ( A @ relation ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[131]) ).

thf(137,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ apply_to_two_arguments ) ) )
      = ( C @ ( B @ ordered_pair ) @ ( A @ apply ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply_to_two_arguments) ).

thf(481,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ apply_to_two_arguments ) ) )
      = ( C @ ( B @ ordered_pair ) @ ( A @ apply ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[137]) ).

thf(154,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ member ) )
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset1) ).

thf(523,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ member ) )
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[154]) ).

thf(124,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != B )
      | ~ ( A @ little_set )
      | ( C @ ( B @ non_ordered_pair ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',non_ordered_pair2) ).

thf(449,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != B )
      | ~ ( A @ little_set )
      | ( C @ ( B @ non_ordered_pair ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[124]) ).

thf(36,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ f24 @ disjoint ) )
      | ( A = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',regularity2) ).

thf(247,plain,
    ! [A: $i] :
      ( ( A @ ( A @ f24 @ disjoint ) )
      | ( A = empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).

thf(47,axiom,
    infinity @ little_set,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',infinity1) ).

thf(269,plain,
    infinity @ little_set,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[47]) ).

thf(6,axiom,
    ! [A: $i] :
      ( ( A @ powerset @ little_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',powerset3) ).

thf(183,plain,
    ! [A: $i] :
      ( ( A @ powerset @ little_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

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

thf(663,plain,
    ! [A: $i] :
      ( ( ( infinity @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[269,184]) ).

thf(664,plain,
    ! [A: $i] :
      ( ( ( infinity @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[663]) ).

thf(665,plain,
    infinity @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[664:[bind(A,$thf( infinity ))]]) ).

thf(683,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[665,184]) ).

thf(684,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[683]) ).

thf(685,plain,
    infinity @ powerset @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[684:[bind(A,$thf( infinity @ powerset ))]]) ).

thf(686,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[685,184]) ).

thf(687,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[686]) ).

thf(688,plain,
    infinity @ powerset @ powerset @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[687:[bind(A,$thf( infinity @ powerset @ powerset ))]]) ).

thf(689,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[688,184]) ).

thf(690,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[689]) ).

thf(691,plain,
    infinity @ powerset @ powerset @ powerset @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[690:[bind(A,$thf( infinity @ powerset @ powerset @ powerset ))]]) ).

thf(714,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[691,184]) ).

thf(715,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[714]) ).

thf(716,plain,
    infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[715:[bind(A,$thf( infinity @ powerset @ powerset @ powerset @ powerset ))]]) ).

thf(721,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[716,184]) ).

thf(722,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[721]) ).

thf(723,plain,
    infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[722:[bind(A,$thf( infinity @ powerset @ powerset @ powerset @ powerset @ powerset ))]]) ).

thf(728,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[723,184]) ).

thf(729,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[728]) ).

thf(730,plain,
    infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[729:[bind(A,$thf( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset ))]]) ).

thf(21,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( E @ ( D @ ( C @ ( B @ ( A @ f33 ) ) ) ) @ ( E @ ( D @ ( C @ ( B @ ( A @ f32 ) ) ) ) @ ( C @ apply_to_two_arguments ) ) @ ( A @ apply ) )
       != ( E @ ( D @ ( C @ ( B @ ( A @ f33 ) ) ) ) @ ( A @ apply ) @ ( E @ ( D @ ( C @ ( B @ ( A @ f32 ) ) ) ) @ ( A @ apply ) @ ( E @ apply_to_two_arguments ) ) ) )
      | ~ ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ closed ) )
      | ~ ( C @ ( B @ closed ) )
      | ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',homomorphism7) ).

thf(217,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( E @ ( D @ ( C @ ( B @ ( A @ f33 ) ) ) ) @ ( E @ ( D @ ( C @ ( B @ ( A @ f32 ) ) ) ) @ ( C @ apply_to_two_arguments ) ) @ ( A @ apply ) )
       != ( E @ ( D @ ( C @ ( B @ ( A @ f33 ) ) ) ) @ ( A @ apply ) @ ( E @ ( D @ ( C @ ( B @ ( A @ f32 ) ) ) ) @ ( A @ apply ) @ ( E @ apply_to_two_arguments ) ) ) )
      | ~ ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ closed ) )
      | ~ ( C @ ( B @ closed ) )
      | ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(51,axiom,
    ! [A: $i] :
      ( ( A @ successor )
      = ( A @ singleton_set @ ( A @ union ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor) ).

thf(276,plain,
    ! [A: $i] :
      ( ( A @ successor )
      = ( A @ singleton_set @ ( A @ union ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[51]) ).

thf(96,axiom,
    ! [A: $i] :
      ( ~ ( A @ little_set )
      | ( universal_set @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',universal_set) ).

thf(384,plain,
    ! [A: $i] :
      ( ~ ( A @ little_set )
      | ( universal_set @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[96]) ).

thf(77,axiom,
    ! [B: $i,A: $i] :
      ( ( A
        = ( B @ ( A @ f14 ) @ ( B @ ( A @ f13 ) @ ordered_pair ) @ ( B @ ( A @ f12 ) @ ordered_pair ) ) )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',flip_range4) ).

thf(340,plain,
    ! [B: $i,A: $i] :
      ( ( A
        = ( B @ ( A @ f14 ) @ ( B @ ( A @ f13 ) @ ordered_pair ) @ ( B @ ( A @ f12 ) @ ordered_pair ) ) )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[77]) ).

thf(7,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ little_set )
      | ~ ( B @ ( A @ closed ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closed1) ).

thf(185,plain,
    ! [B: $i,A: $i] :
      ( ( A @ little_set )
      | ~ ( B @ ( A @ closed ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(111,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
       != ( C @ ( B @ ordered_pair ) ) )
      | ~ ( C @ little_set )
      | ~ ( B @ little_set )
      | ( A @ ordered_pair_predicate ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ordered_pair_predicate4) ).

thf(417,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
       != ( C @ ( B @ ordered_pair ) ) )
      | ~ ( C @ little_set )
      | ~ ( B @ little_set )
      | ( A @ ordered_pair_predicate ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[111]) ).

thf(99,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f10 ) @ little_set )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rotate_right2) ).

thf(389,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f10 ) @ little_set )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[99]) ).

thf(1,negated_conjecture,
    ~ ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_ordered_pair_is_in_cross_product) ).

thf(171,plain,
    ~ ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(172,plain,
    ~ ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) ),
    inference(polarity_switch,[status(thm)],[171]) ).

thf(567,plain,
    ( ( ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) )
     != ( infinity @ ( empty_set @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[367,172]) ).

thf(568,plain,
    ( ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) )
   != ( infinity @ ( empty_set @ member ) ) ),
    inference(simp,[status(thm)],[567]) ).

thf(570,plain,
    ( ( ( set_b @ ( set_a @ cross_product ) )
     != infinity )
    | ( ( b @ ( a @ ordered_pair ) )
     != empty_set ) ),
    inference(simp,[status(thm)],[568]) ).

thf(91,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( C @ member ) )
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ disjoint ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',disjoint1) ).

thf(372,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( C @ member ) )
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ disjoint ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[91]) ).

thf(146,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ member ) )
      | ( B
       != ( D @ ( C @ ordered_pair ) ) )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ( B @ first @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',first5) ).

thf(504,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ member ) )
      | ( B
       != ( D @ ( C @ ordered_pair ) ) )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ( B @ first @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[146]) ).

thf(134,axiom,
    set_b @ ( b @ member ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',member_of_set_b) ).

thf(475,plain,
    set_b @ ( b @ member ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[134]) ).

thf(588,plain,
    ! [B: $i,A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ $true
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[475,509]) ).

thf(589,plain,
    ! [B: $i,A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[588]) ).

thf(590,plain,
    ~ ( set_b @ complement @ ( b @ member ) ),
    inference(pattern_uni,[status(thm)],[589:[bind(A,$thf( b )),bind(B,$thf( set_b ))]]) ).

thf(615,plain,
    ( ( ( infinity @ ( empty_set @ member ) )
     != ( set_b @ complement @ ( b @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[367,590]) ).

thf(616,plain,
    ( ( infinity @ ( empty_set @ member ) )
   != ( set_b @ complement @ ( b @ member ) ) ),
    inference(simp,[status(thm)],[615]) ).

thf(619,plain,
    ( ( ( set_b @ complement )
     != infinity )
    | ( empty_set != b ) ),
    inference(simp,[status(thm)],[616]) ).

thf(12,axiom,
    ! [A: $i] :
      ( ( ( A @ f20 )
       != ( A @ f21 ) )
      | ( A @ single_valued_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_valued_set7) ).

thf(196,plain,
    ! [A: $i] :
      ( ( ( A @ f20 )
       != ( A @ f21 ) )
      | ( A @ single_valued_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(598,plain,
    ! [B: $i,A: $i] :
      ( ( ( infinity @ ( empty_set @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ $true
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(paramod_ordered,[status(thm)],[367,509]) ).

thf(599,plain,
    ! [B: $i,A: $i] :
      ( ( ( infinity @ ( empty_set @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ complement @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[598]) ).

thf(600,plain,
    ~ ( infinity @ complement @ ( empty_set @ member ) ),
    inference(pattern_uni,[status(thm)],[599:[bind(A,$thf( empty_set )),bind(B,$thf( infinity ))]]) ).

thf(633,plain,
    ( ( ( infinity @ complement @ ( empty_set @ member ) )
     != ( set_a @ ( a @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[388,600]) ).

thf(634,plain,
    ( ( infinity @ complement @ ( empty_set @ member ) )
   != ( set_a @ ( a @ member ) ) ),
    inference(simp,[status(thm)],[633]) ).

thf(638,plain,
    ( ( ( infinity @ complement )
     != set_a )
    | ( empty_set != a ) ),
    inference(simp,[status(thm)],[634]) ).

thf(9,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',maps1) ).

thf(189,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ function )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(112,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ subset ) )
      | ~ ( A @ little_set )
      | ( B @ powerset @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',powerset2) ).

thf(421,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ subset ) )
      | ~ ( A @ little_set )
      | ( B @ powerset @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[112]) ).

thf(70,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f23 ) @ member ) )
      | ( B @ ( A @ disjoint ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',disjoint3) ).

thf(325,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f23 ) @ member ) )
      | ( B @ ( A @ disjoint ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[70]) ).

thf(20,axiom,
    ! [A: $i] :
      ( ( A @ singleton_set )
      = ( A @ ( A @ non_ordered_pair ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',singleton_set) ).

thf(215,plain,
    ! [A: $i] :
      ( ( A @ singleton_set )
      = ( A @ ( A @ non_ordered_pair ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(216,plain,
    ! [A: $i] :
      ( ( A @ ( A @ non_ordered_pair ) )
      = ( A @ singleton_set ) ),
    inference(lifteq,[status(thm)],[215]) ).

thf(4,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( E @ ( B @ ( A @ ( D @ compose ) @ maps ) ) )
      | ~ ( E @ ( C @ ( D @ maps ) ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',maps_for_composition) ).

thf(179,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( E @ ( B @ ( A @ ( D @ compose ) @ maps ) ) )
      | ~ ( E @ ( C @ ( D @ maps ) ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(121,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f14 ) @ little_set )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',flip_range3) ).

thf(443,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f14 ) @ little_set )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[121]) ).

thf(69,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( D @ second @ ( A @ member ) )
      | ( ( D @ first )
       != C )
      | ~ ( B @ ( D @ member ) )
      | ~ ( D @ ordered_pair_predicate )
      | ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply5) ).

thf(321,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( D @ second @ ( A @ member ) )
      | ( ( D @ first )
       != C )
      | ~ ( B @ ( D @ member ) )
      | ~ ( D @ ordered_pair_predicate )
      | ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[69]) ).

thf(93,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f28 ) ) @ ordered_pair_predicate )
      | ~ ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply1) ).

thf(376,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f28 ) ) @ ordered_pair_predicate )
      | ~ ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[93]) ).

thf(38,axiom,
    ! [A: $i] :
      ( ( A @ f20 @ little_set )
      | ( A @ single_valued_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_valued_set3) ).

thf(252,plain,
    ! [A: $i] :
      ( ( A @ f20 @ little_set )
      | ( A @ single_valued_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[38]) ).

thf(253,plain,
    ! [A: $i] :
      ( ( A @ f20 @ little_set )
      | ( A @ single_valued_set ) ),
    inference(cnf,[status(esa)],[252]) ).

thf(139,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ second @ member ) )
      | ~ ( B @ ( A @ first @ member ) )
      | ~ ( A @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cross_product4) ).

thf(485,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ second @ member ) )
      | ~ ( B @ ( A @ first @ member ) )
      | ~ ( A @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[139]) ).

thf(30,axiom,
    ! [A: $i] :
      ( ( A @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ordered_pairs_are_small2) ).

thf(237,plain,
    ! [A: $i] :
      ( ( A @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(238,plain,
    ! [A: $i] :
      ( ( A @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    inference(cnf,[status(esa)],[237]) ).

thf(150,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f8 ) @ member ) )
      | ~ ( B @ domain_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',domain2) ).

thf(514,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f8 ) @ member ) )
      | ~ ( B @ domain_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[150]) ).

thf(103,axiom,
    ! [B: $i,A: $i] : ( B @ ( A @ ordered_pair ) @ little_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ordered_pairs_are_small1) ).

thf(397,plain,
    ! [B: $i,A: $i] : ( B @ ( A @ ordered_pair ) @ little_set ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[103]) ).

thf(43,axiom,
    ! [B: $i,A: $i] : ( B @ ( A @ non_ordered_pair ) @ little_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',non_ordered_pair4) ).

thf(262,plain,
    ! [B: $i,A: $i] : ( B @ ( A @ non_ordered_pair ) @ little_set ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[43]) ).

thf(652,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ ( A @ non_ordered_pair ) )
       != ( C @ ( B @ non_ordered_pair ) ) )
      | ( A @ singleton_set @ little_set ) ),
    inference(paramod_ordered,[status(thm)],[216,262]) ).

thf(653,plain,
    ! [A: $i] : ( A @ singleton_set @ little_set ),
    inference(pattern_uni,[status(thm)],[652:[bind(A,$thf( A )),bind(B,$thf( A )),bind(C,$thf( A ))]]) ).

thf(672,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[653,184]) ).

thf(673,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[672]) ).

thf(674,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ little_set ),
    inference(pattern_uni,[status(thm)],[673:[bind(A,$thf( C )),bind(B,$thf( C @ singleton_set ))]]) ).

thf(678,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ little_set ),
    inference(simp,[status(thm)],[674]) ).

thf(717,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ powerset @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[678,184]) ).

thf(718,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ powerset @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[717]) ).

thf(719,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ powerset @ little_set ),
    inference(pattern_uni,[status(thm)],[718:[bind(A,$thf( D )),bind(B,$thf( D @ singleton_set @ powerset ))]]) ).

thf(720,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ powerset @ little_set ),
    inference(simp,[status(thm)],[719]) ).

thf(724,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ powerset @ powerset @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[720,184]) ).

thf(725,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ powerset @ powerset @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[724]) ).

thf(726,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ powerset @ powerset @ little_set ),
    inference(pattern_uni,[status(thm)],[725:[bind(A,$thf( E )),bind(B,$thf( E @ singleton_set @ powerset @ powerset ))]]) ).

thf(727,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ powerset @ powerset @ little_set ),
    inference(simp,[status(thm)],[726]) ).

thf(731,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ powerset @ powerset @ powerset @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[727,184]) ).

thf(732,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ powerset @ powerset @ powerset @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[731]) ).

thf(733,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ powerset @ powerset @ powerset @ little_set ),
    inference(pattern_uni,[status(thm)],[732:[bind(A,$thf( F )),bind(B,$thf( F @ singleton_set @ powerset @ powerset @ powerset ))]]) ).

thf(734,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ powerset @ powerset @ powerset @ little_set ),
    inference(simp,[status(thm)],[733]) ).

thf(125,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ( C @ ( B @ ordered_pair ) @ member ) )
      | ( ( B @ ( A @ apply ) )
       != C )
      | ~ ( A @ domain_of @ ( B @ member ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply_for_functions2) ).

thf(453,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ( C @ ( B @ ordered_pair ) @ member ) )
      | ( ( B @ ( A @ apply ) )
       != C )
      | ~ ( A @ domain_of @ ( B @ member ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[125]) ).

thf(109,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ordered_pair_predicate )
      | ~ ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cross_product1) ).

thf(411,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A @ ordered_pair_predicate )
      | ~ ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[109]) ).

thf(34,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ closed ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',homomorphism1) ).

thf(243,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ closed ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).

thf(115,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ ( B @ ( A @ f28 ) ) @ member ) )
      | ~ ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply2) ).

thf(428,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ ( B @ ( A @ f28 ) ) @ member ) )
      | ~ ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[115]) ).

thf(45,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ little_set )
      | ~ ( B @ ( A @ closed ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closed2) ).

thf(265,plain,
    ! [B: $i,A: $i] :
      ( ( B @ little_set )
      | ~ ( B @ ( A @ closed ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[45]) ).

thf(66,axiom,
    ! [B: $i,A: $i] :
      ( ( A
        = ( B @ ( A @ f11 ) @ ( B @ ( A @ f10 ) @ ordered_pair ) @ ( B @ ( A @ f9 ) @ ordered_pair ) ) )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rotate_right4) ).

thf(312,plain,
    ! [B: $i,A: $i] :
      ( ( A
        = ( B @ ( A @ f11 ) @ ( B @ ( A @ f10 ) @ ordered_pair ) @ ( B @ ( A @ f9 ) @ ordered_pair ) ) )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[66]) ).

thf(16,axiom,
    ! [A: $i] :
      ( ( A @ f3 @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ordered_pair_predicate2) ).

thf(206,plain,
    ! [A: $i] :
      ( ( A @ f3 @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(64,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ f20 @ ( A @ f19 @ ordered_pair ) @ member ) )
      | ( A @ single_valued_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_valued_set5) ).

thf(307,plain,
    ! [A: $i] :
      ( ( A @ ( A @ f20 @ ( A @ f19 @ ordered_pair ) @ member ) )
      | ( A @ single_valued_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[64]) ).

thf(58,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f30 ) ) @ little_set )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compose2) ).

thf(292,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f30 ) ) @ little_set )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[58]) ).

thf(28,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ apply ) @ ( B @ apply ) @ ( C @ ( A @ ( B @ compose ) @ apply ) @ subset ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply_for_composition2) ).

thf(233,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ apply ) @ ( B @ apply ) @ ( C @ ( A @ ( B @ compose ) @ apply ) @ subset ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(48,axiom,
    ! [A: $i] :
      ( ( A @ f21 @ little_set )
      | ( A @ single_valued_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_valued_set4) ).

thf(270,plain,
    ! [A: $i] :
      ( ( A @ f21 @ little_set )
      | ( A @ single_valued_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[48]) ).

thf(164,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ restrict ) )
      = ( universal_set @ ( B @ cross_product ) @ ( A @ intersection ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',restrict) ).

thf(546,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ restrict ) )
      = ( universal_set @ ( B @ cross_product ) @ ( A @ intersection ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[164]) ).

thf(95,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ ( B @ ( A @ f22 ) ) @ second )
        = A )
      | ~ ( C @ ( B @ image ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image_and_substitution4) ).

thf(381,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ ( B @ ( A @ f22 ) ) @ second )
        = A )
      | ~ ( C @ ( B @ image ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[95]) ).

thf(22,axiom,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ( B @ ( A @ f1 ) @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',extensionality1) ).

thf(220,plain,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ( B @ ( A @ f1 ) @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(159,axiom,
    ! [A: $i] :
      ( ( A
        = ( A @ f3 @ ( A @ f2 @ ordered_pair ) ) )
      | ~ ( A @ ordered_pair_predicate ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ordered_pair_predicate3) ).

thf(534,plain,
    ! [A: $i] :
      ( ( A
        = ( A @ f3 @ ( A @ f2 @ ordered_pair ) ) )
      | ~ ( A @ ordered_pair_predicate ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[159]) ).

thf(149,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( B @ ( A @ f17 ) @ member ) )
      | ( B @ ( A @ subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset3) ).

thf(512,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( B @ ( A @ f17 ) @ member ) )
      | ( B @ ( A @ subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[149]) ).

thf(120,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( D @ second )
       != A )
      | ~ ( B @ ( D @ first @ member ) )
      | ~ ( C @ ( D @ member ) )
      | ~ ( D @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( C @ ( B @ image ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image_and_substitution5) ).

thf(439,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( D @ second )
       != A )
      | ~ ( B @ ( D @ first @ member ) )
      | ~ ( C @ ( D @ member ) )
      | ~ ( D @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( C @ ( B @ image ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[120]) ).

thf(62,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ~ ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection1) ).

thf(302,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ~ ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[62]) ).

thf(42,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ subset ) )
      | ~ ( C @ ( B @ subset ) )
      | ~ ( B @ ( A @ subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',containment_is_transitive) ).

thf(260,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ subset ) )
      | ~ ( C @ ( B @ subset ) )
      | ~ ( B @ ( A @ subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[42]) ).

thf(60,axiom,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( B @ ( B @ ( A @ f1 ) @ member ) )
      | ~ ( A @ ( B @ ( A @ f1 ) @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',extensionality3) ).

thf(297,plain,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( B @ ( B @ ( A @ f1 ) @ member ) )
      | ~ ( A @ ( B @ ( A @ f1 ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[60]) ).

thf(107,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ ordered_pair_predicate )
      | ~ ( B @ converse @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',converse1) ).

thf(407,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ordered_pair_predicate )
      | ~ ( B @ converse @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[107]) ).

thf(623,plain,
    ( ( ( set_a @ complement @ ( a @ member ) )
     != ( set_a @ ( a @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[388,595]) ).

thf(624,plain,
    ( ( set_a @ complement @ ( a @ member ) )
   != ( set_a @ ( a @ member ) ) ),
    inference(simp,[status(thm)],[623]) ).

thf(628,plain,
    ( ( ( set_a @ complement )
     != set_a )
    | ( a != a ) ),
    inference(simp,[status(thm)],[624]) ).

thf(630,plain,
    ( ( set_a @ complement )
   != set_a ),
    inference(simp,[status(thm)],[628]) ).

thf(26,axiom,
    ! [A: $i] :
      ( ~ ( A @ converse @ function )
      | ~ ( A @ function )
      | ( A @ one_to_one_function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',one_to_one_function3) ).

thf(229,plain,
    ! [A: $i] :
      ( ~ ( A @ converse @ function )
      | ~ ( A @ function )
      | ( A @ one_to_one_function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(85,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ member ) )
      | ~ ( B @ ( A @ member ) )
      | ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection3) ).

thf(361,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ member ) )
      | ~ ( B @ ( A @ member ) )
      | ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[85]) ).

thf(118,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( C @ ( B @ ( A @ f22 ) ) @ member ) )
      | ~ ( C @ ( B @ image ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image_and_substitution2) ).

thf(435,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( C @ ( B @ ( A @ f22 ) ) @ member ) )
      | ~ ( C @ ( B @ image ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[118]) ).

thf(72,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f31 ) ) @ little_set )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compose3) ).

thf(329,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f31 ) ) @ little_set )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[72]) ).

thf(579,plain,
    ( ( ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) )
     != ( set_b @ ( b @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[475,172]) ).

thf(580,plain,
    ( ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) )
   != ( set_b @ ( b @ member ) ) ),
    inference(simp,[status(thm)],[579]) ).

thf(583,plain,
    ( ( ( set_b @ ( set_a @ cross_product ) )
     != set_b )
    | ( ( b @ ( a @ ordered_pair ) )
     != b ) ),
    inference(simp,[status(thm)],[580]) ).

thf(128,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( A = B )
      | ( ( C @ ( A @ ordered_pair ) )
       != ( D @ ( B @ ordered_pair ) ) )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',first_components_are_equal) ).

thf(461,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( A = B )
      | ( ( C @ ( A @ ordered_pair ) )
       != ( D @ ( B @ ordered_pair ) ) )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[128]) ).

thf(142,axiom,
    ! [A: $i] :
      ( ( ( A @ first )
        = ( A @ second ) )
      | ~ ( identity_relation @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',identity_relation2) ).

thf(493,plain,
    ! [A: $i] :
      ( ( ( A @ first )
        = ( A @ second ) )
      | ~ ( identity_relation @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[142]) ).

thf(755,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[730,184]) ).

thf(756,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[755]) ).

thf(757,plain,
    infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[756:[bind(A,$thf( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset ))]]) ).

thf(55,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f13 ) @ little_set )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',flip_range2) ).

thf(285,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f13 ) @ little_set )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[55]) ).

thf(24,axiom,
    ! [A: $i] :
      ( ~ ( A @ f18 @ ordered_pair_predicate )
      | ( A @ relation ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',relation3) ).

thf(224,plain,
    ! [A: $i] :
      ( ~ ( A @ f18 @ ordered_pair_predicate )
      | ( A @ relation ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(68,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( D @ ( A @ member ) )
      | ( B
       != ( D @ ( C @ ordered_pair ) ) )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ( B @ second @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',second5) ).

thf(317,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( D @ ( A @ member ) )
      | ( B
       != ( D @ ( C @ ordered_pair ) ) )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ( B @ second @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[68]) ).

thf(8,axiom,
    ! [A: $i] :
      ( ~ ( A @ single_valued_set )
      | ~ ( A @ relation )
      | ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',function3) ).

thf(187,plain,
    ! [A: $i] :
      ( ~ ( A @ single_valued_set )
      | ~ ( A @ relation )
      | ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(188,plain,
    ! [A: $i] :
      ( ~ ( A @ single_valued_set )
      | ~ ( A @ relation )
      | ( A @ function ) ),
    inference(cnf,[status(esa)],[187]) ).

thf(83,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f4 ) @ ( A @ member ) )
      | ~ ( B @ first @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',first4) ).

thf(356,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f4 ) @ ( A @ member ) )
      | ~ ( B @ first @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[83]) ).

thf(591,plain,
    ! [B: $i,A: $i] :
      ( ( ( set_a @ ( a @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[388,509]) ).

thf(592,plain,
    ! [B: $i,A: $i] :
      ( ( ( set_a @ ( a @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[591]) ).

thf(606,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != set_a )
      | ( a != A )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[592]) ).

thf(610,plain,
    ! [A: $i] :
      ( ( ( A @ complement )
       != set_a )
      | ~ ( A @ ( a @ member ) ) ),
    inference(simp,[status(thm)],[606]) ).

thf(152,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f16 ) @ ( A @ member ) )
      | ~ ( B @ sigma @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sigma2) ).

thf(519,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f16 ) @ ( A @ member ) )
      | ~ ( B @ sigma @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[152]) ).

thf(117,axiom,
    ! [A: $i] :
      ~ ( empty_set @ ( A @ member ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',empty_set) ).

thf(433,plain,
    ! [A: $i] :
      ~ ( empty_set @ ( A @ member ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[117]) ).

thf(434,plain,
    ! [A: $i] :
      ~ ( empty_set @ ( A @ member ) ),
    inference(polarity_switch,[status(thm)],[433]) ).

thf(571,plain,
    ! [A: $i] :
      ( ( ( set_a @ ( a @ member ) )
       != ( empty_set @ ( A @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[388,434]) ).

thf(572,plain,
    ! [A: $i] :
      ( ( set_a @ ( a @ member ) )
     != ( empty_set @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[571]) ).

thf(575,plain,
    ! [A: $i] :
      ( ( empty_set != set_a )
      | ( a != A ) ),
    inference(simp,[status(thm)],[572]) ).

thf(578,plain,
    empty_set != set_a,
    inference(simp,[status(thm)],[575]) ).

thf(40,axiom,
    ! [A: $i] :
      ( ( A @ f19 @ little_set )
      | ( A @ single_valued_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_valued_set2) ).

thf(256,plain,
    ! [A: $i] :
      ( ( A @ f19 @ little_set )
      | ( A @ single_valued_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[40]) ).

thf(167,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f7 ) @ ( A @ member ) )
      | ~ ( B @ second @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',second4) ).

thf(554,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f7 ) @ ( A @ member ) )
      | ~ ( B @ second @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[167]) ).

thf(160,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( B @ ( E @ ( D @ ( C @ ( B @ ( A @ f32 ) ) ) ) @ member ) )
      | ~ ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ closed ) )
      | ~ ( C @ ( B @ closed ) )
      | ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',homomorphism5) ).

thf(537,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( B @ ( E @ ( D @ ( C @ ( B @ ( A @ f32 ) ) ) ) @ member ) )
      | ~ ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ closed ) )
      | ~ ( C @ ( B @ closed ) )
      | ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[160]) ).

thf(135,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f8 ) @ ordered_pair_predicate )
      | ~ ( B @ domain_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',domain1) ).

thf(476,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f8 ) @ ordered_pair_predicate )
      | ~ ( B @ domain_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[135]) ).

thf(631,plain,
    ( ( ( infinity @ complement @ ( empty_set @ member ) )
     != ( set_b @ ( b @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[475,600]) ).

thf(632,plain,
    ( ( infinity @ complement @ ( empty_set @ member ) )
   != ( set_b @ ( b @ member ) ) ),
    inference(simp,[status(thm)],[631]) ).

thf(637,plain,
    ( ( ( infinity @ complement )
     != set_b )
    | ( empty_set != b ) ),
    inference(simp,[status(thm)],[632]) ).

thf(675,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ non_ordered_pair ) @ little_set )
       != ( C @ little_set ) )
      | ( C @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[262,184]) ).

thf(676,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ non_ordered_pair ) @ little_set )
       != ( C @ little_set ) )
      | ( C @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[675]) ).

thf(677,plain,
    ! [B: $i,A: $i] : ( B @ ( A @ non_ordered_pair ) @ powerset @ little_set ),
    inference(pattern_uni,[status(thm)],[676:[bind(A,$thf( D )),bind(B,$thf( E )),bind(C,$thf( E @ ( D @ non_ordered_pair ) ))]]) ).

thf(679,plain,
    ! [B: $i,A: $i] : ( B @ ( A @ non_ordered_pair ) @ powerset @ little_set ),
    inference(simp,[status(thm)],[677]) ).

thf(18,axiom,
    ! [A: $i] :
      ( ( A @ single_valued_set )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',function2) ).

thf(212,plain,
    ! [A: $i] :
      ( ( A @ single_valued_set )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(101,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ ( A @ f17 ) @ member ) )
      | ( B @ ( A @ subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset2) ).

thf(393,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ ( A @ f17 ) @ member ) )
      | ( B @ ( A @ subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[101]) ).

thf(126,axiom,
    ! [A: $i] :
      ( ( A @ ordered_pair_predicate )
      | ~ ( identity_relation @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',identity_relation1) ).

thf(457,plain,
    ! [A: $i] :
      ( ( A @ ordered_pair_predicate )
      | ~ ( identity_relation @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[126]) ).

thf(2,axiom,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ~ ( B @ ( A @ proper_subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',proper_subset2) ).

thf(173,plain,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ~ ( B @ ( A @ proper_subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(565,plain,
    ( ( ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) )
     != ( set_a @ ( a @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[388,172]) ).

thf(566,plain,
    ( ( set_b @ ( set_a @ cross_product ) @ ( b @ ( a @ ordered_pair ) @ member ) )
   != ( set_a @ ( a @ member ) ) ),
    inference(simp,[status(thm)],[565]) ).

thf(569,plain,
    ( ( ( set_b @ ( set_a @ cross_product ) )
     != set_a )
    | ( ( b @ ( a @ ordered_pair ) )
     != a ) ),
    inference(simp,[status(thm)],[566]) ).

thf(373,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( C @ member ) )
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ disjoint ) ) ),
    inference(cnf,[status(esa)],[372]) ).

thf(803,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( B @ ( C @ member ) ) )
      | ~ $true
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ disjoint ) ) ),
    inference(paramod_ordered,[status(thm)],[475,373]) ).

thf(804,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( B @ ( C @ member ) ) )
      | ~ ( A @ ( C @ member ) )
      | ~ ( B @ ( A @ disjoint ) ) ),
    inference(simp,[status(thm)],[803]) ).

thf(805,plain,
    ! [A: $i] :
      ( ~ ( A @ ( b @ member ) )
      | ~ ( set_b @ ( A @ disjoint ) ) ),
    inference(pattern_uni,[status(thm)],[804:[bind(A,$thf( A )),bind(B,$thf( set_b )),bind(C,$thf( b ))]]) ).

thf(162,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f12 ) @ little_set )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',flip_range1) ).

thf(541,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f12 ) @ little_set )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[162]) ).

thf(104,axiom,
    ! [F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( E @ ( F @ ordered_pair ) @ member ) )
      | ~ ( B @ ( F @ ( D @ ordered_pair ) @ member ) )
      | ( A
       != ( E @ ( D @ ordered_pair ) ) )
      | ~ ( F @ little_set )
      | ~ ( E @ little_set )
      | ~ ( D @ little_set )
      | ~ ( A @ little_set )
      | ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compose7) ).

thf(398,plain,
    ! [F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( E @ ( F @ ordered_pair ) @ member ) )
      | ~ ( B @ ( F @ ( D @ ordered_pair ) @ member ) )
      | ( A
       != ( E @ ( D @ ordered_pair ) ) )
      | ~ ( F @ little_set )
      | ~ ( E @ little_set )
      | ~ ( D @ little_set )
      | ~ ( A @ little_set )
      | ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[104]) ).

thf(157,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f29 ) ) @ little_set )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compose1) ).

thf(530,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f29 ) ) @ little_set )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[157]) ).

thf(78,axiom,
    ! [A: $i] :
      ( ~ ( A @ second @ ( A @ first @ member ) )
      | ~ ( A @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( estin @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',element_relation3) ).

thf(343,plain,
    ! [A: $i] :
      ( ~ ( A @ second @ ( A @ first @ member ) )
      | ~ ( A @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( estin @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[78]) ).

thf(613,plain,
    ( ( ( set_b @ complement @ ( b @ member ) )
     != ( set_a @ ( a @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[388,590]) ).

thf(614,plain,
    ( ( set_b @ complement @ ( b @ member ) )
   != ( set_a @ ( a @ member ) ) ),
    inference(simp,[status(thm)],[613]) ).

thf(618,plain,
    ( ( ( set_b @ complement )
     != set_a )
    | ( b != a ) ),
    inference(simp,[status(thm)],[614]) ).

thf(116,axiom,
    ! [B: $i,A: $i] :
      ( ( ( B @ ( A @ ordered_pair ) @ second )
        = B )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',property_of_second) ).

thf(430,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ ( A @ ordered_pair ) @ second )
        = B )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[116]) ).

thf(180,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( E @ ( B @ ( A @ ( D @ compose ) @ maps ) ) )
      | ~ ( E @ ( C @ ( D @ maps ) ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(cnf,[status(esa)],[179]) ).

thf(174,plain,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ~ ( B @ ( A @ proper_subset ) ) ),
    inference(cnf,[status(esa)],[173]) ).

thf(175,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ proper_subset ) )
      | ( A != B ) ),
    inference(lifteq,[status(thm)],[174]) ).

thf(176,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ proper_subset ) ),
    inference(simp,[status(thm)],[175]) ).

thf(113,axiom,
    ! [B: $i,A: $i] :
      ( ( ( B @ ( A @ ordered_pair ) @ first )
        = A )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',property_of_first) ).

thf(423,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ ( A @ ordered_pair ) @ first )
        = A )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[113]) ).

thf(53,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ image ) @ little_set )
      | ~ ( B @ function )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image_and_substitution6) ).

thf(281,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ image ) @ little_set )
      | ~ ( B @ function )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[53]) ).

thf(110,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( D @ ( E @ ordered_pair ) @ ( C @ ordered_pair ) @ member ) )
      | ( A
       != ( E @ ( D @ ordered_pair ) @ ( C @ ordered_pair ) ) )
      | ~ ( E @ little_set )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ~ ( A @ little_set )
      | ( B @ flip_range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',flip_range6) ).

thf(413,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( D @ ( E @ ordered_pair ) @ ( C @ ordered_pair ) @ member ) )
      | ( A
       != ( E @ ( D @ ordered_pair ) @ ( C @ ordered_pair ) ) )
      | ~ ( E @ little_set )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ~ ( A @ little_set )
      | ( B @ flip_range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[110]) ).

thf(10,axiom,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( B @ ( A @ subset ) )
      | ( B @ ( A @ proper_subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',proper_subset3) ).

thf(191,plain,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( B @ ( A @ subset ) )
      | ( B @ ( A @ proper_subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(105,axiom,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( G @ ( F @ ( C @ apply_to_two_arguments ) ) @ ( A @ apply ) )
        = ( G @ ( A @ apply ) @ ( F @ ( A @ apply ) @ ( E @ apply_to_two_arguments ) ) ) )
      | ~ ( B @ ( G @ member ) )
      | ~ ( B @ ( F @ member ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',homomorphism4) ).

thf(402,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( G @ ( F @ ( C @ apply_to_two_arguments ) ) @ ( A @ apply ) )
        = ( G @ ( A @ apply ) @ ( F @ ( A @ apply ) @ ( E @ apply_to_two_arguments ) ) ) )
      | ~ ( B @ ( G @ member ) )
      | ~ ( B @ ( F @ member ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[105]) ).

thf(824,plain,
    ! [A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( A @ ( b @ member ) ) )
      | ~ $true
      | ~ ( set_b @ ( A @ disjoint ) ) ),
    inference(paramod_ordered,[status(thm)],[475,805]) ).

thf(825,plain,
    ! [A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( A @ ( b @ member ) ) )
      | ~ ( set_b @ ( A @ disjoint ) ) ),
    inference(simp,[status(thm)],[824]) ).

thf(826,plain,
    ~ ( set_b @ ( set_b @ disjoint ) ),
    inference(pattern_uni,[status(thm)],[825:[bind(A,$thf( set_b ))]]) ).

thf(573,plain,
    ! [A: $i] :
      ( ( ( infinity @ ( empty_set @ member ) )
       != ( empty_set @ ( A @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[367,434]) ).

thf(574,plain,
    ! [A: $i] :
      ( ( infinity @ ( empty_set @ member ) )
     != ( empty_set @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[573]) ).

thf(576,plain,
    ! [A: $i] :
      ( ( infinity != empty_set )
      | ( empty_set != A ) ),
    inference(simp,[status(thm)],[574]) ).

thf(577,plain,
    infinity != empty_set,
    inference(simp,[status(thm)],[576]) ).

thf(100,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ compose ) @ apply ) @ ( B @ ( A @ apply ) @ ( C @ apply ) @ subset ) )
      | ~ ( A @ domain_of @ ( B @ member ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply_for_composition1) ).

thf(391,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ ( C @ compose ) @ apply ) @ ( B @ ( A @ apply ) @ ( C @ apply ) @ subset ) )
      | ~ ( A @ domain_of @ ( B @ member ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[100]) ).

thf(122,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f11 ) @ little_set )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rotate_right3) ).

thf(445,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f11 ) @ little_set )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[122]) ).

thf(144,axiom,
    ! [B: $i,A: $i] :
      ( ( A
        = ( B @ ( A @ f8 ) @ first ) )
      | ~ ( B @ domain_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',domain3) ).

thf(498,plain,
    ! [B: $i,A: $i] :
      ( ( A
        = ( B @ ( A @ f8 ) @ first ) )
      | ~ ( B @ domain_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[144]) ).

thf(130,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ first @ ( A @ second @ ordered_pair ) @ member ) )
      | ~ ( A @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( B @ converse @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',converse3) ).

thf(466,plain,
    ! [B: $i,A: $i] :
      ( ~ ( B @ ( A @ first @ ( A @ second @ ordered_pair ) @ member ) )
      | ~ ( A @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( B @ converse @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[130]) ).

thf(75,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ little_set )
      | ~ ( B @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a2) ).

thf(335,plain,
    ! [B: $i,A: $i] :
      ( ( A @ little_set )
      | ~ ( B @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[75]) ).

thf(5,axiom,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( A @ one_to_one_function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',one_to_one_function1) ).

thf(181,plain,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( A @ one_to_one_function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(81,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( C @ ( E @ ordered_pair ) @ ( D @ ordered_pair ) @ member ) )
      | ( A
       != ( E @ ( D @ ordered_pair ) @ ( C @ ordered_pair ) ) )
      | ~ ( E @ little_set )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ~ ( A @ little_set )
      | ( B @ rotate_right @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rotate_right6) ).

thf(350,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( B @ ( C @ ( E @ ordered_pair ) @ ( D @ ordered_pair ) @ member ) )
      | ( A
       != ( E @ ( D @ ordered_pair ) @ ( C @ ordered_pair ) ) )
      | ~ ( E @ little_set )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ~ ( A @ little_set )
      | ( B @ rotate_right @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[81]) ).

thf(50,axiom,
    ! [A: $i] :
      ( ( A @ second @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',second_component_is_small) ).

thf(274,plain,
    ! [A: $i] :
      ( ( A @ second @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[50]) ).

thf(35,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ range_of @ subset ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',maps3) ).

thf(245,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ range_of @ subset ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).

thf(17,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ range_of @ subset ) )
      | ( ( A @ domain_of )
       != B )
      | ~ ( A @ function )
      | ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',maps4) ).

thf(208,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ range_of @ subset ) )
      | ( ( A @ domain_of )
       != B )
      | ~ ( A @ function )
      | ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(601,plain,
    ! [B: $i,A: $i] :
      ( ~ $true
      | ( ( B @ complement @ ( A @ member ) )
       != ( B @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(eqfactor_ordered,[status(thm)],[509]) ).

thf(605,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != B )
      | ( A != A )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[601]) ).

thf(609,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != B )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[605]) ).

thf(138,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f6 ) @ little_set )
      | ~ ( B @ second @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',second1) ).

thf(483,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f6 ) @ little_set )
      | ~ ( B @ second @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[138]) ).

thf(32,axiom,
    ! [B: $i,A: $i] : ( B @ ( A @ compose ) @ relation ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',composition_is_a_relation) ).

thf(240,plain,
    ! [B: $i,A: $i] : ( B @ ( A @ compose ) @ relation ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).

thf(79,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( A @ cross_product ) @ ( B @ maps ) ) )
      | ~ ( B @ ( A @ closed ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closed3) ).

thf(345,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( A @ ( A @ cross_product ) @ ( B @ maps ) ) )
      | ~ ( B @ ( A @ closed ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[79]) ).

thf(166,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f13 ) @ ( B @ ( A @ f14 ) @ ordered_pair ) @ ( B @ ( A @ f12 ) @ ordered_pair ) @ member ) )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',flip_range5) ).

thf(552,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f13 ) @ ( B @ ( A @ f14 ) @ ordered_pair ) @ ( B @ ( A @ f12 ) @ ordered_pair ) @ member ) )
      | ~ ( B @ flip_range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[166]) ).

thf(797,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[757,184]) ).

thf(798,plain,
    ! [A: $i] :
      ( ( ( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( A @ little_set ) )
      | ( A @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[797]) ).

thf(799,plain,
    infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set,
    inference(pattern_uni,[status(thm)],[798:[bind(A,$thf( infinity @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset @ powerset ))]]) ).

thf(213,plain,
    ! [A: $i] :
      ( ( A @ single_valued_set )
      | ~ ( A @ function ) ),
    inference(cnf,[status(esa)],[212]) ).

thf(52,axiom,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( A @ ( B @ subset ) )
      | ~ ( B @ ( A @ subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',two_sets_equal) ).

thf(278,plain,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( A @ ( B @ subset ) )
      | ~ ( B @ ( A @ subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[52]) ).

thf(170,axiom,
    ! [A: $i] :
      ( ( A @ singleton_set @ ( A @ member ) )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',property_of_singleton_sets) ).

thf(563,plain,
    ! [A: $i] :
      ( ( A @ singleton_set @ ( A @ member ) )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[170]) ).

thf(25,axiom,
    ! [B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = ( A @ ( B @ compose ) @ domain_of ) )
      | ~ ( B @ domain_of @ ( A @ range_of @ subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',domain_of_composition) ).

thf(226,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = ( A @ ( B @ compose ) @ domain_of ) )
      | ~ ( B @ domain_of @ ( A @ range_of @ subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(46,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ compose ) @ function )
      | ~ ( B @ function )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',composition_is_a_function) ).

thf(267,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ compose ) @ function )
      | ~ ( B @ function )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[46]) ).

thf(153,axiom,
    ! [A: $i] :
      ( ( A @ second @ ( A @ first @ member ) )
      | ~ ( estin @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',element_relation2) ).

thf(521,plain,
    ! [A: $i] :
      ( ( A @ second @ ( A @ first @ member ) )
      | ~ ( estin @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[153]) ).

thf(23,axiom,
    ! [B: $i,A: $i] : ( A @ range_of @ ( B @ ( A @ compose ) @ range_of @ subset ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',range_of_composition) ).

thf(223,plain,
    ! [B: $i,A: $i] : ( A @ range_of @ ( B @ ( A @ compose ) @ range_of @ subset ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(586,plain,
    ! [B: $i,A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[475,509]) ).

thf(587,plain,
    ! [B: $i,A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[586]) ).

thf(603,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != set_b )
      | ( b != A )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[587]) ).

thf(608,plain,
    ! [A: $i] :
      ( ( ( A @ complement )
       != set_b )
      | ~ ( A @ ( b @ member ) ) ),
    inference(simp,[status(thm)],[603]) ).

thf(33,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ apply ) @ little_set )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',function_values_are_small) ).

thf(241,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ apply ) @ little_set )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).

thf(133,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f28 ) ) @ second @ ( A @ member ) )
      | ~ ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply4) ).

thf(473,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f28 ) ) @ second @ ( A @ member ) )
      | ~ ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[133]) ).

thf(114,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( A @ ( A @ ( A @ cross_product ) @ ( B @ maps ) ) )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set )
      | ( B @ ( A @ closed ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closed4) ).

thf(426,plain,
    ! [B: $i,A: $i] :
      ( ~ ( A @ ( A @ ( A @ cross_product ) @ ( B @ maps ) ) )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set )
      | ( B @ ( A @ closed ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[114]) ).

thf(660,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ ordered_pair ) @ little_set )
       != ( C @ little_set ) )
      | ( C @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[397,184]) ).

thf(661,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ ordered_pair ) @ little_set )
       != ( C @ little_set ) )
      | ( C @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[660]) ).

thf(662,plain,
    ! [B: $i,A: $i] : ( B @ ( A @ ordered_pair ) @ powerset @ little_set ),
    inference(pattern_uni,[status(thm)],[661:[bind(A,$thf( D )),bind(B,$thf( E )),bind(C,$thf( E @ ( D @ ordered_pair ) ))]]) ).

thf(680,plain,
    ! [B: $i,A: $i] : ( B @ ( A @ ordered_pair ) @ powerset @ little_set ),
    inference(simp,[status(thm)],[662]) ).

thf(165,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != C )
      | ~ ( A @ little_set )
      | ( C @ ( B @ non_ordered_pair ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',non_ordered_pair3) ).

thf(548,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != C )
      | ~ ( A @ little_set )
      | ( C @ ( B @ non_ordered_pair ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[165]) ).

thf(92,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( D @ ( A @ apply ) @ member ) )
      | ~ ( B @ ( D @ member ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply_for_functions3) ).

thf(374,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( D @ ( A @ apply ) @ member ) )
      | ~ ( B @ ( D @ member ) )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[92]) ).

thf(140,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
       != ( C @ second ) )
      | ~ ( B @ ( C @ member ) )
      | ~ ( C @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( B @ range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',range_of4) ).

thf(487,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
       != ( C @ second ) )
      | ~ ( B @ ( C @ member ) )
      | ~ ( C @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( B @ range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[140]) ).

thf(151,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ f24 @ member ) )
      | ( A = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',regularity1) ).

thf(516,plain,
    ! [A: $i] :
      ( ( A @ ( A @ f24 @ member ) )
      | ( A = empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[151]) ).

thf(11,axiom,
    ! [A: $i] :
      ( ( A @ sigma @ little_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sigma4) ).

thf(194,plain,
    ! [A: $i] :
      ( ( A @ sigma @ little_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(155,axiom,
    ! [A: $i] :
      ( ( f25 @ ( A @ f26 @ ( A @ ordered_pair ) @ member ) )
      | ( A = empty_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',choice3) ).

thf(525,plain,
    ! [A: $i] :
      ( ( f25 @ ( A @ f26 @ ( A @ ordered_pair ) @ member ) )
      | ( A = empty_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[155]) ).

thf(635,plain,
    ( ( ( infinity @ complement @ ( empty_set @ member ) )
     != ( infinity @ ( empty_set @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[367,600]) ).

thf(636,plain,
    ( ( infinity @ complement @ ( empty_set @ member ) )
   != ( infinity @ ( empty_set @ member ) ) ),
    inference(simp,[status(thm)],[635]) ).

thf(639,plain,
    ( ( ( infinity @ complement )
     != infinity )
    | ( empty_set != empty_set ) ),
    inference(simp,[status(thm)],[636]) ).

thf(640,plain,
    ( ( infinity @ complement )
   != infinity ),
    inference(simp,[status(thm)],[639]) ).

thf(71,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f5 ) @ little_set )
      | ~ ( B @ first @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',first2) ).

thf(327,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f5 ) @ little_set )
      | ~ ( B @ first @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[71]) ).

thf(108,axiom,
    ! [A: $i] :
      ( ( A @ ordered_pair_predicate )
      | ~ ( estin @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',element_relation1) ).

thf(409,plain,
    ! [A: $i] :
      ( ( A @ ordered_pair_predicate )
      | ~ ( estin @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[108]) ).

thf(13,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A = B )
      | ( ( A @ ( C @ non_ordered_pair ) )
       != ( B @ ( C @ non_ordered_pair ) ) )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',left_cancellation) ).

thf(199,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A = B )
      | ( ( A @ ( C @ non_ordered_pair ) )
       != ( B @ ( C @ non_ordered_pair ) ) )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(73,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subset ) )
      | ~ ( B @ powerset @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',powerset1) ).

thf(331,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subset ) )
      | ~ ( B @ powerset @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[73]) ).

thf(132,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
        = ( C @ ( B @ ( A @ f30 ) ) @ ( C @ ( B @ ( A @ f29 ) ) @ ordered_pair ) ) )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compose4) ).

thf(470,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
        = ( C @ ( B @ ( A @ f30 ) ) @ ( C @ ( B @ ( A @ f29 ) ) @ ordered_pair ) ) )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[132]) ).

thf(3,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',homomorphism3) ).

thf(177,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(182,plain,
    ! [A: $i] :
      ( ( A @ function )
      | ~ ( A @ one_to_one_function ) ),
    inference(cnf,[status(esa)],[181]) ).

thf(581,plain,
    ! [A: $i] :
      ( ( ( set_b @ ( b @ member ) )
       != ( empty_set @ ( A @ member ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[475,434]) ).

thf(582,plain,
    ! [A: $i] :
      ( ( set_b @ ( b @ member ) )
     != ( empty_set @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[581]) ).

thf(584,plain,
    ! [A: $i] :
      ( ( empty_set != set_b )
      | ( b != A ) ),
    inference(simp,[status(thm)],[582]) ).

thf(585,plain,
    empty_set != set_b,
    inference(simp,[status(thm)],[584]) ).

thf(90,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f9 ) @ little_set )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rotate_right1) ).

thf(370,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f9 ) @ little_set )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[90]) ).

thf(654,plain,
    ! [A: $i] :
      ( ( ( f25 @ function )
       != ( A @ function ) )
      | ( A @ single_valued_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[202,213]) ).

thf(655,plain,
    ! [A: $i] :
      ( ( ( f25 @ function )
       != ( A @ function ) )
      | ( A @ single_valued_set ) ),
    inference(simp,[status(thm)],[654]) ).

thf(656,plain,
    f25 @ single_valued_set,
    inference(pattern_uni,[status(thm)],[655:[bind(A,$thf( f25 ))]]) ).

thf(97,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ member ) )
      | ~ ( B @ ( C @ member ) )
      | ( B @ sigma @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sigma3) ).

thf(386,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( C @ ( A @ member ) )
      | ~ ( B @ ( C @ member ) )
      | ( B @ sigma @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[97]) ).

thf(621,plain,
    ( ( ( set_b @ ( b @ member ) )
     != ( set_a @ complement @ ( a @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[475,595]) ).

thf(622,plain,
    ( ( set_b @ ( b @ member ) )
   != ( set_a @ complement @ ( a @ member ) ) ),
    inference(simp,[status(thm)],[621]) ).

thf(627,plain,
    ( ( ( set_a @ complement )
     != set_b )
    | ( b != a ) ),
    inference(simp,[status(thm)],[622]) ).

thf(161,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f4 ) @ little_set )
      | ~ ( B @ first @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',first1) ).

thf(539,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f4 ) @ little_set )
      | ~ ( B @ first @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[161]) ).

thf(15,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = B )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',maps2) ).

thf(203,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( A @ domain_of )
        = B )
      | ~ ( C @ ( B @ ( A @ maps ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(89,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ second @ member ) )
      | ~ ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cross_product3) ).

thf(368,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ second @ member ) )
      | ~ ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[89]) ).

thf(37,axiom,
    ! [A: $i] :
      ( ( A @ first @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',first_component_is_small) ).

thf(250,plain,
    ! [A: $i] :
      ( ( A @ first @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[37]) ).

thf(27,axiom,
    ! [A: $i] :
      ( ( A @ f2 @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ordered_pair_predicate1) ).

thf(231,plain,
    ! [A: $i] :
      ( ( A @ f2 @ little_set )
      | ~ ( A @ ordered_pair_predicate ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(86,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f27 ) @ member ) )
      | ~ ( B @ range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',range_of2) ).

thf(363,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f27 ) @ member ) )
      | ~ ( B @ range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[86]) ).

thf(168,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
       != ( C @ first ) )
      | ~ ( B @ ( C @ member ) )
      | ~ ( C @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( B @ domain_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',domain4) ).

thf(556,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A
       != ( C @ first ) )
      | ~ ( B @ ( C @ member ) )
      | ~ ( C @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( B @ domain_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[168]) ).

thf(63,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ apply ) @ ( C @ apply ) )
        = ( B @ ( A @ ( C @ compose ) @ apply ) ) )
      | ~ ( A @ domain_of @ ( B @ member ) )
      | ~ ( A @ function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply_for_composition3) ).

thf(304,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( B @ ( A @ apply ) @ ( C @ apply ) )
        = ( B @ ( A @ ( C @ compose ) @ apply ) ) )
      | ~ ( A @ domain_of @ ( B @ member ) )
      | ~ ( A @ function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[63]) ).

thf(41,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ union ) )
      = ( B @ complement @ ( A @ complement @ intersection ) @ complement ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',union) ).

thf(258,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ union ) )
      = ( B @ complement @ ( A @ complement @ intersection ) @ complement ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[41]) ).

thf(186,plain,
    ! [B: $i,A: $i] :
      ( ( A @ little_set )
      | ~ ( B @ ( A @ closed ) ) ),
    inference(cnf,[status(esa)],[185]) ).

thf(783,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[734,184]) ).

thf(784,plain,
    ! [B: $i,A: $i] :
      ( ( ( A @ singleton_set @ powerset @ powerset @ powerset @ powerset @ little_set )
       != ( B @ little_set ) )
      | ( B @ powerset @ little_set ) ),
    inference(simp,[status(thm)],[783]) ).

thf(785,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set ),
    inference(pattern_uni,[status(thm)],[784:[bind(A,$thf( G )),bind(B,$thf( G @ singleton_set @ powerset @ powerset @ powerset @ powerset ))]]) ).

thf(786,plain,
    ! [A: $i] : ( A @ singleton_set @ powerset @ powerset @ powerset @ powerset @ powerset @ little_set ),
    inference(simp,[status(thm)],[785]) ).

thf(29,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subset ) )
      | ~ ( B @ ( A @ proper_subset ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',proper_subset1) ).

thf(235,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ subset ) )
      | ~ ( B @ ( A @ proper_subset ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(136,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ ( B @ ( A @ f28 ) ) @ first )
        = C )
      | ~ ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apply3) ).

thf(478,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ ( B @ ( A @ f28 ) ) @ first )
        = C )
      | ~ ( C @ ( B @ apply ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[136]) ).

thf(49,axiom,
    ! [A: $i] :
      ( ( A @ converse @ function )
      | ~ ( A @ one_to_one_function ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',one_to_one_function2) ).

thf(272,plain,
    ! [A: $i] :
      ( ( A @ converse @ function )
      | ~ ( A @ one_to_one_function ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[49]) ).

thf(57,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ f21 @ ( A @ f19 @ ordered_pair ) @ member ) )
      | ( A @ single_valued_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_valued_set6) ).

thf(290,plain,
    ! [A: $i] :
      ( ( A @ ( A @ f21 @ ( A @ f19 @ ordered_pair ) @ member ) )
      | ( A @ single_valued_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[57]) ).

thf(94,axiom,
    ! [A: $i] :
      ( ( ( A @ first )
       != ( A @ second ) )
      | ~ ( A @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( identity_relation @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',identity_relation3) ).

thf(378,plain,
    ! [A: $i] :
      ( ( ( A @ first )
       != ( A @ second ) )
      | ~ ( A @ ordered_pair_predicate )
      | ~ ( A @ little_set )
      | ( identity_relation @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[94]) ).

thf(148,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ first @ ( A @ second @ ordered_pair ) @ member ) )
      | ~ ( B @ converse @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',converse2) ).

thf(510,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ first @ ( A @ second @ ordered_pair ) @ member ) )
      | ~ ( B @ converse @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[148]) ).

thf(19,axiom,
    ! [B: $i,A: $i] : ( A @ ( B @ apply ) @ ( B @ ( A @ singleton_set @ image ) @ subset ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image_and_apply2) ).

thf(214,plain,
    ! [B: $i,A: $i] : ( A @ ( B @ apply ) @ ( B @ ( A @ singleton_set @ image ) @ subset ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(56,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( B = D )
      | ( ( B @ ( A @ ordered_pair ) )
       != ( D @ ( C @ ordered_pair ) ) )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',second_components_are_equal) ).

thf(287,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( B = D )
      | ( ( B @ ( A @ ordered_pair ) )
       != ( D @ ( C @ ordered_pair ) ) )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ~ ( B @ little_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[56]) ).

thf(61,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f16 ) @ member ) )
      | ~ ( B @ sigma @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sigma1) ).

thf(300,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f16 ) @ member ) )
      | ~ ( B @ sigma @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[61]) ).

thf(611,plain,
    ( ( ( set_b @ complement @ ( b @ member ) )
     != ( set_b @ ( b @ member ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[475,590]) ).

thf(612,plain,
    ( ( set_b @ complement @ ( b @ member ) )
   != ( set_b @ ( b @ member ) ) ),
    inference(simp,[status(thm)],[611]) ).

thf(617,plain,
    ( ( ( set_b @ complement )
     != set_b )
    | ( b != b ) ),
    inference(simp,[status(thm)],[612]) ).

thf(620,plain,
    ( ( set_b @ complement )
   != set_b ),
    inference(simp,[status(thm)],[617]) ).

thf(123,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ ordered_pair ) )
      = ( B @ ( A @ non_ordered_pair ) @ ( A @ singleton_set @ non_ordered_pair ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ordered_pair) ).

thf(447,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ ordered_pair ) )
      = ( B @ ( A @ non_ordered_pair ) @ ( A @ singleton_set @ non_ordered_pair ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[123]) ).

thf(67,axiom,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ ( A @ f23 ) @ member ) )
      | ( B @ ( A @ disjoint ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',disjoint2) ).

thf(315,plain,
    ! [B: $i,A: $i] :
      ( ( A @ ( B @ ( A @ f23 ) @ member ) )
      | ( B @ ( A @ disjoint ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[67]) ).

thf(106,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f22 ) ) @ ordered_pair_predicate )
      | ~ ( C @ ( B @ image ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image_and_substitution1) ).

thf(405,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( B @ ( A @ f22 ) ) @ ordered_pair_predicate )
      | ~ ( C @ ( B @ image ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[106]) ).

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

thf(31,axiom,
    ! [B: $i,A: $i] : ( A @ ( B @ singleton_set @ image ) @ sigma @ ( B @ ( A @ apply ) @ subset ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image_and_apply1) ).

thf(239,plain,
    ! [B: $i,A: $i] : ( A @ ( B @ singleton_set @ image ) @ sigma @ ( B @ ( A @ apply ) @ subset ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).

thf(59,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C = D )
      | ~ ( A @ ( D @ ( B @ ordered_pair ) @ member ) )
      | ~ ( A @ ( C @ ( B @ ordered_pair ) @ member ) )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ~ ( B @ little_set )
      | ~ ( A @ single_valued_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_valued_set1) ).

thf(294,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C = D )
      | ~ ( A @ ( D @ ( B @ ordered_pair ) @ member ) )
      | ~ ( A @ ( C @ ( B @ ordered_pair ) @ member ) )
      | ~ ( D @ little_set )
      | ~ ( C @ little_set )
      | ~ ( B @ little_set )
      | ~ ( A @ single_valued_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[59]) ).

thf(84,axiom,
    ! [B: $i,A: $i] :
      ( ( B
        = ( B @ ( A @ f5 ) @ ( B @ ( A @ f4 ) @ ordered_pair ) ) )
      | ~ ( B @ first @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',first3) ).

thf(358,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( B @ ( A @ f5 ) @ ( B @ ( A @ f4 ) @ ordered_pair ) ) )
      | ~ ( B @ first @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[84]) ).

thf(119,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ ( B @ ( A @ f31 ) ) @ ( C @ ( B @ ( A @ f29 ) ) @ ordered_pair ) @ member ) )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compose5) ).

thf(437,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ ( B @ ( A @ f31 ) ) @ ( C @ ( B @ ( A @ f29 ) ) @ ordered_pair ) @ member ) )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[119]) ).

thf(158,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( C @ ( B @ ( A @ f30 ) ) @ ( C @ ( B @ ( A @ f31 ) ) @ ordered_pair ) @ member ) )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compose6) ).

thf(532,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( C @ ( B @ ( A @ f30 ) ) @ ( C @ ( B @ ( A @ f31 ) ) @ ordered_pair ) @ member ) )
      | ~ ( C @ ( B @ compose ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[158]) ).

thf(54,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ ( B @ ( A @ f22 ) ) @ first @ member ) )
      | ~ ( C @ ( B @ image ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image_and_substitution3) ).

thf(283,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( C @ ( B @ ( A @ f22 ) ) @ first @ member ) )
      | ~ ( C @ ( B @ image ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[54]) ).

thf(102,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ~ ( A @ little_set )
      | ( B @ complement @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement2) ).

thf(395,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ member ) )
      | ~ ( A @ little_set )
      | ( B @ complement @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[102]) ).

thf(129,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ first @ member ) )
      | ~ ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cross_product2) ).

thf(464,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B @ ( A @ first @ member ) )
      | ~ ( C @ ( B @ cross_product ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[129]) ).

thf(156,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( B @ ( E @ ( D @ ( C @ ( B @ ( A @ f33 ) ) ) ) @ member ) )
      | ~ ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ closed ) )
      | ~ ( C @ ( B @ closed ) )
      | ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',homomorphism6) ).

thf(528,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( B @ ( E @ ( D @ ( C @ ( B @ ( A @ f33 ) ) ) ) @ member ) )
      | ~ ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ closed ) )
      | ~ ( C @ ( B @ closed ) )
      | ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[156]) ).

thf(127,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f9 ) @ ( B @ ( A @ f11 ) @ ordered_pair ) @ ( B @ ( A @ f10 ) @ ordered_pair ) @ member ) )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rotate_right5) ).

thf(459,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( B @ ( A @ f9 ) @ ( B @ ( A @ f11 ) @ ordered_pair ) @ ( B @ ( A @ f10 ) @ ordered_pair ) @ member ) )
      | ~ ( B @ rotate_right @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[127]) ).

thf(178,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( B @ ( A @ maps ) ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    inference(cnf,[status(esa)],[177]) ).

thf(145,axiom,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ( B @ ( B @ ( A @ f1 ) @ member ) )
      | ( A @ ( B @ ( A @ f1 ) @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',extensionality2) ).

thf(501,plain,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ( B @ ( B @ ( A @ f1 ) @ member ) )
      | ( A @ ( B @ ( A @ f1 ) @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[145]) ).

thf(596,plain,
    ! [B: $i,A: $i] :
      ( ( ( infinity @ ( empty_set @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[367,509]) ).

thf(597,plain,
    ! [B: $i,A: $i] :
      ( ( ( infinity @ ( empty_set @ member ) )
       != ( B @ complement @ ( A @ member ) ) )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[596]) ).

thf(602,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ complement )
       != infinity )
      | ( empty_set != A )
      | ~ ( B @ ( A @ member ) ) ),
    inference(simp,[status(thm)],[597]) ).

thf(607,plain,
    ! [A: $i] :
      ( ( ( A @ complement )
       != infinity )
      | ~ ( A @ ( empty_set @ member ) ) ),
    inference(simp,[status(thm)],[602]) ).

thf(277,plain,
    ! [A: $i] :
      ( ( A @ singleton_set @ ( A @ union ) )
      = ( A @ successor ) ),
    inference(lifteq,[status(thm)],[276]) ).

thf(39,axiom,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( E @ ( D @ closed ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',homomorphism2) ).

thf(254,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( E @ ( D @ closed ) )
      | ~ ( E @ ( D @ ( C @ ( B @ ( A @ homomorphism ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[39]) ).

thf(76,axiom,
    ! [A: $i] :
      ( ( A @ ( A @ f26 @ member ) )
      | ( A = empty_set )
      | ~ ( A @ little_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',choice2) ).

thf(337,plain,
    ! [A: $i] :
      ( ( A @ ( A @ f26 @ member ) )
      | ( A = empty_set )
      | ~ ( A @ little_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[76]) ).

thf(82,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ member ) )
      | ~ ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection2) ).

thf(354,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ ( A @ member ) )
      | ~ ( C @ ( B @ intersection ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[82]) ).

thf(65,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( A = C )
      | ( A = B )
      | ~ ( C @ ( B @ non_ordered_pair ) @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',non_ordered_pair1) ).

thf(309,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A = C )
      | ( A = B )
      | ~ ( C @ ( B @ non_ordered_pair ) @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[65]) ).

thf(163,axiom,
    ! [B: $i,A: $i] :
      ( ( A
        = ( B @ ( A @ f27 ) @ second ) )
      | ~ ( B @ range_of @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',range_of3) ).

thf(543,plain,
    ! [B: $i,A: $i] :
      ( ( A
        = ( B @ ( A @ f27 ) @ second ) )
      | ~ ( B @ range_of @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[163]) ).

thf(169,axiom,
    ! [B: $i,A: $i] :
      ( ( B
        = ( B @ ( A @ f7 ) @ ( B @ ( A @ f6 ) @ ordered_pair ) ) )
      | ~ ( B @ second @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',second3) ).

thf(560,plain,
    ! [B: $i,A: $i] :
      ( ( B
        = ( B @ ( A @ f7 ) @ ( B @ ( A @ f6 ) @ ordered_pair ) ) )
      | ~ ( B @ second @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[169]) ).

thf(141,axiom,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f7 ) @ little_set )
      | ~ ( B @ second @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',second2) ).

thf(491,plain,
    ! [B: $i,A: $i] :
      ( ( B @ ( A @ f7 ) @ little_set )
      | ~ ( B @ second @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[141]) ).

thf(143,axiom,
    ! [A: $i] :
      ( ( infinity @ ( A @ successor @ member ) )
      | ~ ( infinity @ ( A @ member ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',infinity3) ).

thf(496,plain,
    ! [A: $i] :
      ( ( infinity @ ( A @ successor @ member ) )
      | ~ ( infinity @ ( A @ member ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[143]) ).

thf(60047,plain,
    $false,
    inference(e,[status(thm)],[629,365,760,347,333,468,481,523,449,247,269,202,730,217,276,384,340,185,417,389,570,184,372,504,619,196,638,189,421,325,216,475,179,443,321,376,253,485,238,514,397,734,453,411,243,428,265,312,206,307,292,233,678,270,546,381,220,534,512,439,302,260,297,407,630,229,252,361,435,329,665,583,461,493,757,285,224,317,188,388,356,610,519,578,256,554,537,476,637,590,679,212,393,457,173,569,805,508,541,398,530,343,237,618,430,264,180,176,423,281,413,191,402,826,577,391,445,498,466,335,181,350,187,172,274,245,208,509,434,609,483,240,345,367,552,799,213,278,563,226,267,685,521,223,608,241,653,473,426,680,548,374,487,516,194,525,640,327,409,263,199,331,470,177,182,585,370,656,600,727,386,595,627,539,203,688,368,250,231,363,556,304,258,186,171,786,235,478,272,290,378,433,510,716,214,287,300,620,447,315,262,405,190,183,373,239,294,358,437,532,720,283,395,464,528,459,723,178,501,607,277,691,254,337,354,309,543,215,560,491,496]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SET042-3 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.08  % Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.15/0.39  % Computer : n010.cluster.edu
% 0.15/0.39  % Model    : x86_64 x86_64
% 0.15/0.39  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.39  % Memory   : 8046.5625MB
% 0.15/0.39  % OS       : Linux 6.8.0-71-generic
% 0.15/0.39  % CPULimit : 300
% 0.15/0.39  % WCLimit  : 300
% 0.15/0.39  % DateTime : Sat Sep 26 06:59:29 UTC 2026
% 0.15/0.40  % CPUTime  : 
% 0.15/0.40  Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.88/0.94  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.62/1.20  % [INFO] 	 Parsing done (253ms). 
% 1.62/1.21  % [INFO] 	 Running in sequential loop mode. 
% 2.40/1.60  % [INFO] 	 eprover registered as external prover. 
% 2.40/1.61  % [INFO] 	 Scanning for conjecture ... 
% 2.66/1.73  % [INFO] 	 Found a conjecture (or negated_conjecture) and 169 axioms. Running axiom selection ... 
% 2.86/1.85  % [INFO] 	 Axiom selection finished. Selected 169 axioms (removed 0 axioms). 
% 3.67/2.04  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 3.67/2.06  % [INFO] 	 Type checking passed. 
% 3.67/2.07  % [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 ... 
% 132.73/35.16  % External prover 'e' found a proof!
% 132.73/35.16  % [INFO] 	 Killing All external provers ... 
% 132.73/35.17  % Time passed: 34671ms (effective reasoning time: 33948ms)
% 132.73/35.17  % Axioms used in derivation (169): cross_product4, complement1, single_valued_set4, image_and_substitution2, second2, function_values_are_small, maps4, first2, first1, function3, apply5, homomorphism4, flip_range5, closed3, infinity3, range_of3, apply1, regularity1, sigma2, proper_subset3, domain4, singleton_set, compose4, sigma1, relation1, ordered_pair_predicate2, single_valued_set7, apply_for_composition2, one_to_one_function3, element_relation2, powerset1, union, rotate_right1, identity_relation2, apply_to_two_arguments, member_of_set_b, compose2, homomorphism3, image_and_substitution5, second5, rotate_right3, successor, non_ordered_pair2, empty_set, homomorphism7, choice3, ordered_pair, image_and_substitution3, containment_is_transitive, maps_for_composition, closed4, homomorphism1, flip_range4, rotate_right6, disjoint2, range_of_composition, infinity2, property_of_first, subset3, compose3, apply4, image_and_substitution6, choice1, second3, single_valued_set3, range_of4, left_cancellation, converse3, domain3, regularity2, first3, cross_product3, rotate_right2, element_relation3, homomorphism6, apply_for_functions3, extensionality2, intersection1, flip_range1, property_of_second, subset2, compose7, first_component_is_small, relation2, non_ordered_pair1, ordered_pair_predicate1, apply_for_composition1, sigma4, proper_subset1, one_to_one_function2, maps1, property_of_singleton_sets, domain_of_composition, first4, compose6, function1, maps3, domain2, intersection3, second4, rotate_right5, identity_relation3, closed1, converse2, disjoint1, disjoint3, composition_is_a_function, second1, element_relation1, infinity1, image_and_substitution4, cross_product2, one_to_one_function1, extensionality1, non_ordered_pair4, image_and_apply1, sigma3, ordered_pair_predicate4, second_components_are_equal, single_valued_set2, powerset3, two_sets_equal, homomorphism5, apply3, flip_range2, maps2, ordered_pairs_are_small1, relation3, apply_for_functions2, image_and_substitution1, rotate_right4, second_component_is_small, complement2, flip_range6, cross_product1, function2, compose5, apply2, range_of2, universal_set, composition_is_a_relation, domain1, closed2, identity_relation1, subset1, proper_subset2, converse1, single_valued_set5, first_components_are_equal, member_of_set_a, intersection2, image_and_apply2, powerset2, first5, non_ordered_pair3, single_valued_set1, ordered_pair_predicate3, apply_for_composition3, choice2, restrict, homomorphism2, a2, ordered_pairs_are_small2, single_valued_set6, extensionality3, apply_for_functions1, flip_range3, compose1, range_of1
% 132.73/35.17  % No. of inferences in proof: 505
% 132.73/35.17  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p : 34671 ms resp. 33948 ms w/o parsing
% 134.06/35.41  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 134.06/35.42  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------