↑ Up

LEO-II---2.3.1.THM-CRf.s

View TPTP
Problem
Process solution in
SystemOnTSTP
Download .tgz
%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SET025+1 : TPTP v9.3.1. Bugfixed v5.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n003.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 : Wed Oct  7 10:39:00 AM UTC 2026

% Result   : Theorem 2.06s 0.69s
% Output   : CNFRefutation 2.06s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   20
%            Number of leaves      :   34
% Syntax   : Number of formulae    :  554 ( 270 unt;   0 typ;   0 def)
%            Number of atoms       : 3446 (1050 equ;   0 cnn)
%            Maximal formula atoms :    4 (   6 avg)
%            Number of connectives : 8422 (1778   ~;1062   |;  66   &;5444   @)
%                                         (  45 <=>;  27  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   4 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   43 (  40 usr;  11 con; 0-3 aty)
%            Number of variables   : 1364 (   0   ^;1349   !;  15   ?;1364   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_apply,type,
    apply: $i > $i > $i ).

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

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

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

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

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

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

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

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

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

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

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

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

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

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

thf(tp_member,type,
    member: $i > $i > $o ).

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

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

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

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

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

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

thf(tp_sK1_X,type,
    sK1_X: $i ).

thf(tp_sK2_SY73,type,
    sK2_SY73: $i ).

thf(tp_sK3_SX0,type,
    sK3_SX0: $i ).

thf(tp_sK4_SX0,type,
    sK4_SX0: $i ).

thf(tp_sK5_SY86,type,
    sK5_SY86: $i > $i ).

thf(tp_sK6_SY119,type,
    sK6_SY119: $i > $i > $i ).

thf(tp_sK7_SY123,type,
    sK7_SY123: $i > $i > $i ).

thf(tp_sK8_SY113,type,
    sK8_SY113: $i > $i ).

thf(tp_sK9_SY127,type,
    sK9_SY127: $i > $i > $i ).

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

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

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

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

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

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

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

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

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

thf(1,axiom,
    ? [XF: $i] :
      ( ( function @ XF )
      & ! [Y: $i] :
          ( ( member @ Y @ universal_class )
         => ( ( Y = null_class )
            | ( member @ ( apply @ XF @ Y ) @ Y ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',choice) ).

thf(3,axiom,
    ! [X: $i] :
      ( ( X != null_class )
     => ? [U: $i] :
          ( ( member @ U @ universal_class )
          & ( member @ U @ X )
          & ( disjoint @ U @ X ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',regularity) ).

thf(4,axiom,
    ! [X: $i,Y: $i] :
      ( ( disjoint @ X @ Y )
    <=> ! [U: $i] :
          ~ ( ( member @ U @ X )
            & ( member @ U @ Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',disjoint_defn) ).

thf(5,axiom,
    ! [X: $i,XF: $i] :
      ( ( ( member @ X @ universal_class )
        & ( function @ XF ) )
     => ( member @ ( image @ XF @ X ) @ universal_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',replacement) ).

thf(7,axiom,
    ! [Z: $i] :
      ( ( member @ Z @ identity_relation )
    <=> ? [X: $i] :
          ( ( member @ X @ universal_class )
          & ( Z
            = ( ordered_pair @ X @ X ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',identity_relation) ).

thf(8,axiom,
    ! [XR: $i,YR: $i,U: $i,V: $i] :
      ( ( member @ ( ordered_pair @ U @ V ) @ ( compose @ YR @ XR ) )
    <=> ( ( member @ U @ universal_class )
        & ( member @ V @ ( image @ YR @ ( image @ XR @ ( singleton @ U ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose_defn2) ).

thf(9,axiom,
    ! [XR: $i,YR: $i] : ( subclass @ ( compose @ YR @ XR ) @ ( cross_product @ universal_class @ universal_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose_defn1) ).

thf(10,axiom,
    ! [U: $i] :
      ( ( member @ U @ universal_class )
     => ( member @ ( power_class @ U ) @ universal_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',power_class) ).

thf(11,axiom,
    ! [U: $i,X: $i] :
      ( ( member @ U @ ( power_class @ X ) )
    <=> ( ( member @ U @ universal_class )
        & ( subclass @ U @ X ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',power_class_defn) ).

thf(12,axiom,
    ! [X: $i] :
      ( ( member @ X @ universal_class )
     => ( member @ ( sum_class @ X ) @ universal_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sum_class) ).

thf(13,axiom,
    ! [U: $i,X: $i] :
      ( ( member @ U @ ( sum_class @ X ) )
    <=> ? [Y: $i] :
          ( ( member @ U @ Y )
          & ( member @ Y @ X ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sum_class_defn) ).

thf(14,axiom,
    ? [X: $i] :
      ( ( member @ X @ universal_class )
      & ( inductive @ X )
      & ! [Y: $i] :
          ( ( inductive @ Y )
         => ( subclass @ X @ Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',infinity) ).

thf(16,axiom,
    ! [X: $i,XR: $i] :
      ( ( image @ XR @ X )
      = ( range_of @ ( restrict @ XR @ X @ universal_class ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',image_defn) ).

thf(19,axiom,
    ! [X: $i,Y: $i] :
      ( ( member @ ( ordered_pair @ X @ Y ) @ successor_relation )
    <=> ( ( member @ X @ universal_class )
        & ( member @ Y @ universal_class )
        & ( ( successor @ X )
          = Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',successor_relation_defn2) ).

thf(20,axiom,
    subclass @ successor_relation @ ( cross_product @ universal_class @ universal_class ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',successor_relation_defn1) ).

thf(22,axiom,
    ! [X: $i,Y: $i,Z: $i] :
      ( ( member @ Z @ ( union @ X @ Y ) )
    <=> ( ( member @ Z @ X )
        | ( member @ Z @ Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union_defn) ).

thf(23,axiom,
    ! [X: $i] : ( subclass @ ( flip @ X ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',flip) ).

thf(24,axiom,
    ! [U: $i,V: $i,W: $i,X: $i] :
      ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( flip @ X ) )
    <=> ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
        & ( member @ ( ordered_pair @ ( ordered_pair @ V @ U ) @ W ) @ X ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',flip_defn) ).

thf(25,axiom,
    ! [X: $i] : ( subclass @ ( rotate @ X ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rotate) ).

thf(26,axiom,
    ! [X: $i,U: $i,V: $i,W: $i] :
      ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( rotate @ X ) )
    <=> ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
        & ( member @ ( ordered_pair @ ( ordered_pair @ V @ W ) @ U ) @ X ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rotate_defn) ).

thf(28,axiom,
    ! [X: $i] :
      ~ ( member @ X @ null_class ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',null_class_defn) ).

thf(30,axiom,
    ! [X: $i,Z: $i] :
      ( ( member @ Z @ ( complement @ X ) )
    <=> ( ( member @ Z @ universal_class )
        & ~ ( member @ Z @ X ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement) ).

thf(31,axiom,
    ! [X: $i,Y: $i,Z: $i] :
      ( ( member @ Z @ ( intersection @ X @ Y ) )
    <=> ( ( member @ Z @ X )
        & ( member @ Z @ Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection) ).

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

thf(33,axiom,
    ! [X: $i,Y: $i] :
      ( ( member @ ( ordered_pair @ X @ Y ) @ element_relation )
    <=> ( ( member @ Y @ universal_class )
        & ( member @ X @ Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_relation_defn) ).

thf(34,axiom,
    ! [X: $i,Y: $i,Z: $i] :
      ( ( member @ Z @ ( cross_product @ X @ Y ) )
     => ( Z
        = ( ordered_pair @ ( first @ Z ) @ ( second @ Z ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cross_product) ).

thf(35,axiom,
    ! [X: $i,Y: $i] :
      ( ( ( member @ X @ universal_class )
        & ( member @ Y @ universal_class ) )
     => ( ( ( first @ ( ordered_pair @ X @ Y ) )
          = X )
        & ( ( second @ ( ordered_pair @ X @ Y ) )
          = Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',first_second) ).

thf(36,axiom,
    ! [U: $i,V: $i,X: $i,Y: $i] :
      ( ( member @ ( ordered_pair @ U @ V ) @ ( cross_product @ X @ Y ) )
    <=> ( ( member @ U @ X )
        & ( member @ V @ Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cross_product_defn) ).

thf(37,axiom,
    ! [X: $i,Y: $i] :
      ( ( ordered_pair @ X @ Y )
      = ( unordered_pair @ ( singleton @ X ) @ ( unordered_pair @ X @ ( singleton @ Y ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordered_pair_defn) ).

thf(39,axiom,
    ! [X: $i,Y: $i] : ( member @ ( unordered_pair @ X @ Y ) @ universal_class ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',unordered_pair) ).

thf(40,axiom,
    ! [U: $i,X: $i,Y: $i] :
      ( ( member @ U @ ( unordered_pair @ X @ Y ) )
    <=> ( ( member @ U @ universal_class )
        & ( ( U = X )
          | ( U = Y ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',unordered_pair_defn) ).

thf(42,axiom,
    ! [X: $i] : ( subclass @ X @ universal_class ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',class_elements_are_sets) ).

thf(43,axiom,
    ! [X: $i,Y: $i] :
      ( ( subclass @ X @ Y )
    <=> ! [U: $i] :
          ( ( member @ U @ X )
         => ( member @ U @ Y ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subclass_defn) ).

thf(44,conjecture,
    ! [X: $i,Y: $i] : ( member @ ( ordered_pair @ X @ Y ) @ universal_class ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordered_pair_is_set) ).

thf(45,negated_conjecture,
    ( ( ! [X: $i,Y: $i] : ( member @ ( ordered_pair @ X @ Y ) @ universal_class ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[44]) ).

thf(46,plain,
    ( ( ! [X: $i,Y: $i] : ( member @ ( ordered_pair @ X @ Y ) @ universal_class ) )
    = $false ),
    inference(unfold_def,[status(thm)],[45]) ).

thf(47,plain,
    ( ( ? [XF: $i] :
          ( ( function @ XF )
          & ! [Y: $i] :
              ( ( member @ Y @ universal_class )
             => ( ( Y = null_class )
                | ( member @ ( apply @ XF @ Y ) @ Y ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(48,plain,
    ( ( ! [X: $i] :
          ( ( X != null_class )
         => ? [U: $i] :
              ( ( member @ U @ universal_class )
              & ( member @ U @ X )
              & ( disjoint @ U @ X ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(49,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( disjoint @ X @ Y )
        <=> ! [U: $i] :
              ~ ( ( member @ U @ X )
                & ( member @ U @ Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(50,plain,
    ( ( ! [X: $i,XF: $i] :
          ( ( ( member @ X @ universal_class )
            & ( function @ XF ) )
         => ( member @ ( image @ XF @ X ) @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(51,plain,
    ( ( ! [Z: $i] :
          ( ( member @ Z @ identity_relation )
        <=> ? [X: $i] :
              ( ( member @ X @ universal_class )
              & ( Z
                = ( ordered_pair @ X @ X ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(52,plain,
    ( ( ! [XR: $i,YR: $i,U: $i,V: $i] :
          ( ( member @ ( ordered_pair @ U @ V ) @ ( compose @ YR @ XR ) )
        <=> ( ( member @ U @ universal_class )
            & ( member @ V @ ( image @ YR @ ( image @ XR @ ( singleton @ U ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(53,plain,
    ( ( ! [XR: $i,YR: $i] : ( subclass @ ( compose @ YR @ XR ) @ ( cross_product @ universal_class @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(54,plain,
    ( ( ! [U: $i] :
          ( ( member @ U @ universal_class )
         => ( member @ ( power_class @ U ) @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(55,plain,
    ( ( ! [U: $i,X: $i] :
          ( ( member @ U @ ( power_class @ X ) )
        <=> ( ( member @ U @ universal_class )
            & ( subclass @ U @ X ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(56,plain,
    ( ( ! [X: $i] :
          ( ( member @ X @ universal_class )
         => ( member @ ( sum_class @ X ) @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(57,plain,
    ( ( ! [U: $i,X: $i] :
          ( ( member @ U @ ( sum_class @ X ) )
        <=> ? [Y: $i] :
              ( ( member @ U @ Y )
              & ( member @ Y @ X ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13]) ).

thf(58,plain,
    ( ( ? [X: $i] :
          ( ( member @ X @ universal_class )
          & ( inductive @ X )
          & ! [Y: $i] :
              ( ( inductive @ Y )
             => ( subclass @ X @ Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14]) ).

thf(59,plain,
    ( ( ! [X: $i,XR: $i] :
          ( ( image @ XR @ X )
          = ( range_of @ ( restrict @ XR @ X @ universal_class ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(60,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( member @ ( ordered_pair @ X @ Y ) @ successor_relation )
        <=> ( ( member @ X @ universal_class )
            & ( member @ Y @ universal_class )
            & ( ( successor @ X )
              = Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[19]) ).

thf(61,plain,
    ( ( subclass @ successor_relation @ ( cross_product @ universal_class @ universal_class ) )
    = $true ),
    inference(unfold_def,[status(thm)],[20]) ).

thf(62,plain,
    ( ( ! [X: $i,Y: $i,Z: $i] :
          ( ( member @ Z @ ( union @ X @ Y ) )
        <=> ( ( member @ Z @ X )
            | ( member @ Z @ Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[22]) ).

thf(63,plain,
    ( ( ! [X: $i] : ( subclass @ ( flip @ X ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[23]) ).

thf(64,plain,
    ( ( ! [U: $i,V: $i,W: $i,X: $i] :
          ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( flip @ X ) )
        <=> ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
            & ( member @ ( ordered_pair @ ( ordered_pair @ V @ U ) @ W ) @ X ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[24]) ).

thf(65,plain,
    ( ( ! [X: $i] : ( subclass @ ( rotate @ X ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[25]) ).

thf(66,plain,
    ( ( ! [X: $i,U: $i,V: $i,W: $i] :
          ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( rotate @ X ) )
        <=> ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
            & ( member @ ( ordered_pair @ ( ordered_pair @ V @ W ) @ U ) @ X ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[26]) ).

thf(67,plain,
    ( ( ! [X: $i] :
          ~ ( member @ X @ null_class ) )
    = $true ),
    inference(unfold_def,[status(thm)],[28]) ).

thf(68,plain,
    ( ( ! [X: $i,Z: $i] :
          ( ( member @ Z @ ( complement @ X ) )
        <=> ( ( member @ Z @ universal_class )
            & ~ ( member @ Z @ X ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[30]) ).

thf(69,plain,
    ( ( ! [X: $i,Y: $i,Z: $i] :
          ( ( member @ Z @ ( intersection @ X @ Y ) )
        <=> ( ( member @ Z @ X )
            & ( member @ Z @ Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[31]) ).

thf(70,plain,
    ( ( subclass @ element_relation @ ( cross_product @ universal_class @ universal_class ) )
    = $true ),
    inference(unfold_def,[status(thm)],[32]) ).

thf(71,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( member @ ( ordered_pair @ X @ Y ) @ element_relation )
        <=> ( ( member @ Y @ universal_class )
            & ( member @ X @ Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[33]) ).

thf(72,plain,
    ( ( ! [X: $i,Y: $i,Z: $i] :
          ( ( member @ Z @ ( cross_product @ X @ Y ) )
         => ( Z
            = ( ordered_pair @ ( first @ Z ) @ ( second @ Z ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[34]) ).

thf(73,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( ( member @ X @ universal_class )
            & ( member @ Y @ universal_class ) )
         => ( ( ( first @ ( ordered_pair @ X @ Y ) )
              = X )
            & ( ( second @ ( ordered_pair @ X @ Y ) )
              = Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[35]) ).

thf(74,plain,
    ( ( ! [U: $i,V: $i,X: $i,Y: $i] :
          ( ( member @ ( ordered_pair @ U @ V ) @ ( cross_product @ X @ Y ) )
        <=> ( ( member @ U @ X )
            & ( member @ V @ Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[36]) ).

thf(75,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( ordered_pair @ X @ Y )
          = ( unordered_pair @ ( singleton @ X ) @ ( unordered_pair @ X @ ( singleton @ Y ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[37]) ).

thf(76,plain,
    ( ( ! [X: $i,Y: $i] : ( member @ ( unordered_pair @ X @ Y ) @ universal_class ) )
    = $true ),
    inference(unfold_def,[status(thm)],[39]) ).

thf(77,plain,
    ( ( ! [U: $i,X: $i,Y: $i] :
          ( ( member @ U @ ( unordered_pair @ X @ Y ) )
        <=> ( ( member @ U @ universal_class )
            & ( ( U = X )
              | ( U = Y ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[40]) ).

thf(78,plain,
    ( ( ! [X: $i] : ( subclass @ X @ universal_class ) )
    = $true ),
    inference(unfold_def,[status(thm)],[42]) ).

thf(79,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( subclass @ X @ Y )
        <=> ! [U: $i] :
              ( ( member @ U @ X )
             => ( member @ U @ Y ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[43]) ).

thf(80,plain,
    ( ( ! [SY73: $i] : ( member @ ( ordered_pair @ sK1_X @ SY73 ) @ universal_class ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[46]) ).

thf(81,plain,
    ( ( member @ ( ordered_pair @ sK1_X @ sK2_SY73 ) @ universal_class )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[80]) ).

thf(82,plain,
    ( ( ~ ( member @ ( ordered_pair @ sK1_X @ sK2_SY73 ) @ universal_class ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[81]) ).

thf(83,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( subclass @ X @ Y )
        <=> ! [U: $i] :
              ( ( member @ U @ X )
             => ( member @ U @ Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[79]) ).

thf(84,plain,
    ( ( ! [X: $i] : ( subclass @ X @ universal_class ) )
    = $true ),
    inference(copy,[status(thm)],[78]) ).

thf(85,plain,
    ( ( ! [U: $i,X: $i,Y: $i] :
          ( ( member @ U @ ( unordered_pair @ X @ Y ) )
        <=> ( ( member @ U @ universal_class )
            & ( ( U = X )
              | ( U = Y ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[77]) ).

thf(86,plain,
    ( ( ! [X: $i,Y: $i] : ( member @ ( unordered_pair @ X @ Y ) @ universal_class ) )
    = $true ),
    inference(copy,[status(thm)],[76]) ).

thf(87,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( ordered_pair @ X @ Y )
          = ( unordered_pair @ ( singleton @ X ) @ ( unordered_pair @ X @ ( singleton @ Y ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[75]) ).

thf(88,plain,
    ( ( ! [U: $i,V: $i,X: $i,Y: $i] :
          ( ( member @ ( ordered_pair @ U @ V ) @ ( cross_product @ X @ Y ) )
        <=> ( ( member @ U @ X )
            & ( member @ V @ Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[74]) ).

thf(89,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( ( member @ X @ universal_class )
            & ( member @ Y @ universal_class ) )
         => ( ( ( first @ ( ordered_pair @ X @ Y ) )
              = X )
            & ( ( second @ ( ordered_pair @ X @ Y ) )
              = Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[73]) ).

thf(90,plain,
    ( ( ! [X: $i,Y: $i,Z: $i] :
          ( ( member @ Z @ ( cross_product @ X @ Y ) )
         => ( Z
            = ( ordered_pair @ ( first @ Z ) @ ( second @ Z ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[72]) ).

thf(91,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( member @ ( ordered_pair @ X @ Y ) @ element_relation )
        <=> ( ( member @ Y @ universal_class )
            & ( member @ X @ Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[71]) ).

thf(92,plain,
    ( ( subclass @ element_relation @ ( cross_product @ universal_class @ universal_class ) )
    = $true ),
    inference(copy,[status(thm)],[70]) ).

thf(93,plain,
    ( ( ! [X: $i,Y: $i,Z: $i] :
          ( ( member @ Z @ ( intersection @ X @ Y ) )
        <=> ( ( member @ Z @ X )
            & ( member @ Z @ Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[69]) ).

thf(94,plain,
    ( ( ! [X: $i,Z: $i] :
          ( ( member @ Z @ ( complement @ X ) )
        <=> ( ( member @ Z @ universal_class )
            & ~ ( member @ Z @ X ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[68]) ).

thf(95,plain,
    ( ( ! [X: $i] :
          ~ ( member @ X @ null_class ) )
    = $true ),
    inference(copy,[status(thm)],[67]) ).

thf(96,plain,
    ( ( ! [X: $i,U: $i,V: $i,W: $i] :
          ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( rotate @ X ) )
        <=> ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
            & ( member @ ( ordered_pair @ ( ordered_pair @ V @ W ) @ U ) @ X ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[66]) ).

thf(97,plain,
    ( ( ! [X: $i] : ( subclass @ ( rotate @ X ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ) )
    = $true ),
    inference(copy,[status(thm)],[65]) ).

thf(98,plain,
    ( ( ! [U: $i,V: $i,W: $i,X: $i] :
          ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( flip @ X ) )
        <=> ( ( member @ ( ordered_pair @ ( ordered_pair @ U @ V ) @ W ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
            & ( member @ ( ordered_pair @ ( ordered_pair @ V @ U ) @ W ) @ X ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[64]) ).

thf(99,plain,
    ( ( ! [X: $i] : ( subclass @ ( flip @ X ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ) )
    = $true ),
    inference(copy,[status(thm)],[63]) ).

thf(100,plain,
    ( ( ! [X: $i,Y: $i,Z: $i] :
          ( ( member @ Z @ ( union @ X @ Y ) )
        <=> ( ( member @ Z @ X )
            | ( member @ Z @ Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[62]) ).

thf(101,plain,
    ( ( subclass @ successor_relation @ ( cross_product @ universal_class @ universal_class ) )
    = $true ),
    inference(copy,[status(thm)],[61]) ).

thf(102,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( member @ ( ordered_pair @ X @ Y ) @ successor_relation )
        <=> ( ( member @ X @ universal_class )
            & ( member @ Y @ universal_class )
            & ( ( successor @ X )
              = Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[60]) ).

thf(103,plain,
    ( ( ! [X: $i,XR: $i] :
          ( ( image @ XR @ X )
          = ( range_of @ ( restrict @ XR @ X @ universal_class ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[59]) ).

thf(104,plain,
    ( ( ? [X: $i] :
          ( ( member @ X @ universal_class )
          & ( inductive @ X )
          & ! [Y: $i] :
              ( ( inductive @ Y )
             => ( subclass @ X @ Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[58]) ).

thf(105,plain,
    ( ( ! [U: $i,X: $i] :
          ( ( member @ U @ ( sum_class @ X ) )
        <=> ? [Y: $i] :
              ( ( member @ U @ Y )
              & ( member @ Y @ X ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[57]) ).

thf(106,plain,
    ( ( ! [X: $i] :
          ( ( member @ X @ universal_class )
         => ( member @ ( sum_class @ X ) @ universal_class ) ) )
    = $true ),
    inference(copy,[status(thm)],[56]) ).

thf(107,plain,
    ( ( ! [U: $i,X: $i] :
          ( ( member @ U @ ( power_class @ X ) )
        <=> ( ( member @ U @ universal_class )
            & ( subclass @ U @ X ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[55]) ).

thf(108,plain,
    ( ( ! [U: $i] :
          ( ( member @ U @ universal_class )
         => ( member @ ( power_class @ U ) @ universal_class ) ) )
    = $true ),
    inference(copy,[status(thm)],[54]) ).

thf(109,plain,
    ( ( ! [XR: $i,YR: $i] : ( subclass @ ( compose @ YR @ XR ) @ ( cross_product @ universal_class @ universal_class ) ) )
    = $true ),
    inference(copy,[status(thm)],[53]) ).

thf(110,plain,
    ( ( ! [XR: $i,YR: $i,U: $i,V: $i] :
          ( ( member @ ( ordered_pair @ U @ V ) @ ( compose @ YR @ XR ) )
        <=> ( ( member @ U @ universal_class )
            & ( member @ V @ ( image @ YR @ ( image @ XR @ ( singleton @ U ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[52]) ).

thf(111,plain,
    ( ( ! [Z: $i] :
          ( ( member @ Z @ identity_relation )
        <=> ? [X: $i] :
              ( ( member @ X @ universal_class )
              & ( Z
                = ( ordered_pair @ X @ X ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[51]) ).

thf(112,plain,
    ( ( ! [X: $i,XF: $i] :
          ( ( ( member @ X @ universal_class )
            & ( function @ XF ) )
         => ( member @ ( image @ XF @ X ) @ universal_class ) ) )
    = $true ),
    inference(copy,[status(thm)],[50]) ).

thf(113,plain,
    ( ( ! [X: $i,Y: $i] :
          ( ( disjoint @ X @ Y )
        <=> ! [U: $i] :
              ~ ( ( member @ U @ X )
                & ( member @ U @ Y ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[49]) ).

thf(114,plain,
    ( ( ! [X: $i] :
          ( ( X != null_class )
         => ? [U: $i] :
              ( ( member @ U @ universal_class )
              & ( member @ U @ X )
              & ( disjoint @ U @ X ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[48]) ).

thf(115,plain,
    ( ( ? [XF: $i] :
          ( ( function @ XF )
          & ! [Y: $i] :
              ( ( member @ Y @ universal_class )
             => ( ( Y = null_class )
                | ( member @ ( apply @ XF @ Y ) @ Y ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[47]) ).

thf(116,plain,
    ( ( ~ ( member @ ( ordered_pair @ sK1_X @ sK2_SY73 ) @ universal_class ) )
    = $true ),
    inference(copy,[status(thm)],[82]) ).

thf(117,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ~ ( ~ ( ~ ( member @ ( ordered_pair @ SX0 @ SX1 ) @ ( cross_product @ SX2 @ SX3 ) )
                | ~ ( ~ ( member @ SX0 @ SX2 )
                    | ~ ( member @ SX1 @ SX3 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SX0 @ SX2 )
                      | ~ ( member @ SX1 @ SX3 ) )
                | ( member @ ( ordered_pair @ SX0 @ SX1 ) @ ( cross_product @ SX2 @ SX3 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[88]) ).

thf(118,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( subclass @ SX0 @ SX1 )
                | ! [SX2: $i] :
                    ( ~ ( member @ SX2 @ SX0 )
                    | ( member @ SX2 @ SX1 ) ) )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX0 )
                      | ( member @ SX2 @ SX1 ) )
                | ( subclass @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[83]) ).

thf(119,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ( function @ SX0 )
                | ~ ! [SX1: $i] :
                      ( ~ ( member @ SX1 @ universal_class )
                      | ( SX1 = null_class )
                      | ( member @ ( apply @ SX0 @ SX1 ) @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[115]) ).

thf(120,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ~ ( ~ ( ~ ( member @ SX2 @ ( intersection @ SX0 @ SX1 ) )
                | ~ ( ~ ( member @ SX2 @ SX0 )
                    | ~ ( member @ SX2 @ SX1 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SX2 @ SX0 )
                      | ~ ( member @ SX2 @ SX1 ) )
                | ( member @ SX2 @ ( intersection @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[93]) ).

thf(121,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ( SX0 != null_class ) )
          | ~ ! [SX1: $i] :
                ~ ~ ( ~ ~ ( ~ ( member @ SX1 @ universal_class )
                          | ~ ( member @ SX1 @ SX0 ) )
                    | ~ ( disjoint @ SX1 @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[114]) ).

thf(122,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( member @ ( ordered_pair @ SX0 @ SX1 ) @ element_relation )
                | ~ ( ~ ( member @ SX1 @ universal_class )
                    | ~ ( member @ SX0 @ SX1 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SX1 @ universal_class )
                      | ~ ( member @ SX0 @ SX1 ) )
                | ( member @ ( ordered_pair @ SX0 @ SX1 ) @ element_relation ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[91]) ).

thf(123,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( member @ SX0 @ universal_class )
                | ~ ( function @ SX1 ) )
          | ( member @ ( image @ SX1 @ SX0 ) @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[112]) ).

thf(124,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( disjoint @ SX0 @ SX1 )
                | ! [SX2: $i] :
                    ~ ~ ( ~ ( member @ SX2 @ SX0 )
                        | ~ ( member @ SX2 @ SX1 ) ) )
            | ~ ( ~ ! [SX2: $i] :
                      ~ ~ ( ~ ( member @ SX2 @ SX0 )
                          | ~ ( member @ SX2 @ SX1 ) )
                | ( disjoint @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[113]) ).

thf(125,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ~ ( ~ ( ~ ( member @ ( ordered_pair @ SX2 @ SX3 ) @ ( compose @ SX1 @ SX0 ) )
                | ~ ( ~ ( member @ SX2 @ universal_class )
                    | ~ ( member @ SX3 @ ( image @ SX1 @ ( image @ SX0 @ ( singleton @ SX2 ) ) ) ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SX2 @ universal_class )
                      | ~ ( member @ SX3 @ ( image @ SX1 @ ( image @ SX0 @ ( singleton @ SX2 ) ) ) ) )
                | ( member @ ( ordered_pair @ SX2 @ SX3 ) @ ( compose @ SX1 @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[110]) ).

thf(126,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( member @ SX2 @ ( cross_product @ SX0 @ SX1 ) )
          | ( SX2
            = ( ordered_pair @ ( first @ SX2 ) @ ( second @ SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[90]) ).

thf(127,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( member @ SX0 @ ( power_class @ SX1 ) )
                | ~ ( ~ ( member @ SX0 @ universal_class )
                    | ~ ( subclass @ SX0 @ SX1 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SX0 @ universal_class )
                      | ~ ( subclass @ SX0 @ SX1 ) )
                | ( member @ SX0 @ ( power_class @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[107]) ).

thf(128,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( member @ SX0 @ ( sum_class @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ~ ~ ( ~ ( member @ SX0 @ SX2 )
                          | ~ ( member @ SX2 @ SX1 ) ) )
            | ~ ( ~ ~ ! [SX2: $i] :
                        ~ ~ ( ~ ( member @ SX0 @ SX2 )
                            | ~ ( member @ SX2 @ SX1 ) )
                | ( member @ SX0 @ ( sum_class @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[105]) ).

thf(129,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX0 @ SX1 ) @ SX2 ) @ ( flip @ SX3 ) )
                | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX0 @ SX1 ) @ SX2 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                    | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX1 @ SX0 ) @ SX2 ) @ SX3 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX0 @ SX1 ) @ SX2 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX1 @ SX0 ) @ SX2 ) @ SX3 ) )
                | ( member @ ( ordered_pair @ ( ordered_pair @ SX0 @ SX1 ) @ SX2 ) @ ( flip @ SX3 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[98]) ).

thf(130,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ~ ( ~ ( ~ ( member @ SX2 @ ( union @ SX0 @ SX1 ) )
                | ( member @ SX2 @ SX0 )
                | ( member @ SX2 @ SX1 ) )
            | ~ ( ~ ( ( member @ SX2 @ SX0 )
                    | ( member @ SX2 @ SX1 ) )
                | ( member @ SX2 @ ( union @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[100]) ).

thf(131,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ~ ( ~ ( ~ ( member @ SX0 @ ( unordered_pair @ SX1 @ SX2 ) )
                | ~ ( ~ ( member @ SX0 @ universal_class )
                    | ~ ( ( SX0 = SX1 )
                        | ( SX0 = SX2 ) ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SX0 @ universal_class )
                      | ~ ( ( SX0 = SX1 )
                          | ( SX0 = SX2 ) ) )
                | ( member @ SX0 @ ( unordered_pair @ SX1 @ SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[85]) ).

thf(132,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( member @ SX1 @ ( complement @ SX0 ) )
                | ~ ( ~ ( member @ SX1 @ universal_class )
                    | ~ ~ ( member @ SX1 @ SX0 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SX1 @ universal_class )
                      | ~ ~ ( member @ SX1 @ SX0 ) )
                | ( member @ SX1 @ ( complement @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[94]) ).

thf(133,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX1 @ SX2 ) @ SX3 ) @ ( rotate @ SX0 ) )
                | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX1 @ SX2 ) @ SX3 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                    | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX2 @ SX3 ) @ SX1 ) @ SX0 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX1 @ SX2 ) @ SX3 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SX2 @ SX3 ) @ SX1 ) @ SX0 ) )
                | ( member @ ( ordered_pair @ ( ordered_pair @ SX1 @ SX2 ) @ SX3 ) @ ( rotate @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[96]) ).

thf(134,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ( member @ SX0 @ universal_class )
                | ~ ( member @ SX1 @ universal_class ) )
          | ~ ( ( ( first @ ( ordered_pair @ SX0 @ SX1 ) )
               != SX0 )
              | ( ( second @ ( ordered_pair @ SX0 @ SX1 ) )
               != SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[89]) ).

thf(135,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ( ~ ( member @ SX0 @ identity_relation )
                | ~ ! [SX1: $i] :
                      ~ ~ ( ~ ( member @ SX1 @ universal_class )
                          | ( SX0
                           != ( ordered_pair @ SX1 @ SX1 ) ) ) )
            | ~ ( ~ ~ ! [SX1: $i] :
                        ~ ~ ( ~ ( member @ SX1 @ universal_class )
                            | ( SX0
                             != ( ordered_pair @ SX1 @ SX1 ) ) )
                | ( member @ SX0 @ identity_relation ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[111]) ).

thf(136,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( member @ SX0 @ universal_class )
          | ( member @ ( sum_class @ SX0 ) @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[106]) ).

thf(137,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( member @ ( ordered_pair @ SX0 @ SX1 ) @ successor_relation )
                | ~ ( ~ ~ ( ~ ( member @ SX0 @ universal_class )
                          | ~ ( member @ SX1 @ universal_class ) )
                    | ( ( successor @ SX0 )
                     != SX1 ) ) )
            | ~ ( ~ ~ ( ~ ~ ( ~ ( member @ SX0 @ universal_class )
                            | ~ ( member @ SX1 @ universal_class ) )
                      | ( ( successor @ SX0 )
                       != SX1 ) )
                | ( member @ ( ordered_pair @ SX0 @ SX1 ) @ successor_relation ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[102]) ).

thf(138,plain,
    ( ( ~ ! [SX0: $i] :
            ~ ~ ( ~ ~ ( ~ ( member @ SX0 @ universal_class )
                      | ~ ( inductive @ SX0 ) )
                | ~ ! [SX1: $i] :
                      ( ~ ( inductive @ SX1 )
                      | ( subclass @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[104]) ).

thf(139,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( member @ SX0 @ universal_class )
          | ( member @ ( power_class @ SX0 ) @ universal_class ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[108]) ).

thf(140,plain,
    ! [SV1: $i] :
      ( ( subclass @ SV1 @ universal_class )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[84]) ).

thf(141,plain,
    ! [SV2: $i] :
      ( ( ! [SY74: $i] : ( member @ ( unordered_pair @ SV2 @ SY74 ) @ universal_class ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[86]) ).

thf(142,plain,
    ! [SV3: $i] :
      ( ( ! [SY75: $i] :
            ( ( ordered_pair @ SV3 @ SY75 )
            = ( unordered_pair @ ( singleton @ SV3 ) @ ( unordered_pair @ SV3 @ ( singleton @ SY75 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[87]) ).

thf(143,plain,
    ! [SV4: $i] :
      ( ( ~ ( member @ SV4 @ null_class ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[95]) ).

thf(144,plain,
    ! [SV5: $i] :
      ( ( subclass @ ( rotate @ SV5 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[97]) ).

thf(145,plain,
    ! [SV6: $i] :
      ( ( subclass @ ( flip @ SV6 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[99]) ).

thf(146,plain,
    ! [SV7: $i] :
      ( ( ! [SY76: $i] :
            ( ( image @ SY76 @ SV7 )
            = ( range_of @ ( restrict @ SY76 @ SV7 @ universal_class ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[103]) ).

thf(147,plain,
    ! [SV8: $i] :
      ( ( ! [SY77: $i] : ( subclass @ ( compose @ SY77 @ SV8 ) @ ( cross_product @ universal_class @ universal_class ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[109]) ).

thf(148,plain,
    ( ( member @ ( ordered_pair @ sK1_X @ sK2_SY73 ) @ universal_class )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[116]) ).

thf(149,plain,
    ! [SV9: $i] :
      ( ( ! [SY78: $i,SY79: $i,SY80: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV9 @ SY78 ) @ ( cross_product @ SY79 @ SY80 ) )
                  | ~ ( ~ ( member @ SV9 @ SY79 )
                      | ~ ( member @ SY78 @ SY80 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SV9 @ SY79 )
                        | ~ ( member @ SY78 @ SY80 ) )
                  | ( member @ ( ordered_pair @ SV9 @ SY78 ) @ ( cross_product @ SY79 @ SY80 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[117]) ).

thf(150,plain,
    ! [SV10: $i] :
      ( ( ! [SY81: $i] :
            ~ ( ~ ( ~ ( subclass @ SV10 @ SY81 )
                  | ! [SY82: $i] :
                      ( ~ ( member @ SY82 @ SV10 )
                      | ( member @ SY82 @ SY81 ) ) )
              | ~ ( ~ ! [SY83: $i] :
                        ( ~ ( member @ SY83 @ SV10 )
                        | ( member @ SY83 @ SY81 ) )
                  | ( subclass @ SV10 @ SY81 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[118]) ).

thf(151,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ( function @ SX0 )
              | ~ ! [SX1: $i] :
                    ( ~ ( member @ SX1 @ universal_class )
                    | ( SX1 = null_class )
                    | ( member @ ( apply @ SX0 @ SX1 ) @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[119]) ).

thf(152,plain,
    ! [SV11: $i] :
      ( ( ! [SY84: $i,SY85: $i] :
            ~ ( ~ ( ~ ( member @ SY85 @ ( intersection @ SV11 @ SY84 ) )
                  | ~ ( ~ ( member @ SY85 @ SV11 )
                      | ~ ( member @ SY85 @ SY84 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SY85 @ SV11 )
                        | ~ ( member @ SY85 @ SY84 ) )
                  | ( member @ SY85 @ ( intersection @ SV11 @ SY84 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[120]) ).

thf(153,plain,
    ! [SV12: $i] :
      ( ( ~ ( ( SV12 != null_class ) )
        | ~ ! [SY86: $i] :
              ~ ~ ( ~ ~ ( ~ ( member @ SY86 @ universal_class )
                        | ~ ( member @ SY86 @ SV12 ) )
                  | ~ ( disjoint @ SY86 @ SV12 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[121]) ).

thf(154,plain,
    ! [SV13: $i] :
      ( ( ! [SY87: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV13 @ SY87 ) @ element_relation )
                  | ~ ( ~ ( member @ SY87 @ universal_class )
                      | ~ ( member @ SV13 @ SY87 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SY87 @ universal_class )
                        | ~ ( member @ SV13 @ SY87 ) )
                  | ( member @ ( ordered_pair @ SV13 @ SY87 ) @ element_relation ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[122]) ).

thf(155,plain,
    ! [SV14: $i] :
      ( ( ! [SY88: $i] :
            ( ~ ~ ( ~ ( member @ SV14 @ universal_class )
                  | ~ ( function @ SY88 ) )
            | ( member @ ( image @ SY88 @ SV14 ) @ universal_class ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[123]) ).

thf(156,plain,
    ! [SV15: $i] :
      ( ( ! [SY89: $i] :
            ~ ( ~ ( ~ ( disjoint @ SV15 @ SY89 )
                  | ! [SY90: $i] :
                      ~ ~ ( ~ ( member @ SY90 @ SV15 )
                          | ~ ( member @ SY90 @ SY89 ) ) )
              | ~ ( ~ ! [SY91: $i] :
                        ~ ~ ( ~ ( member @ SY91 @ SV15 )
                            | ~ ( member @ SY91 @ SY89 ) )
                  | ( disjoint @ SV15 @ SY89 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[124]) ).

thf(157,plain,
    ! [SV16: $i] :
      ( ( ! [SY92: $i,SY93: $i,SY94: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ SY93 @ SY94 ) @ ( compose @ SY92 @ SV16 ) )
                  | ~ ( ~ ( member @ SY93 @ universal_class )
                      | ~ ( member @ SY94 @ ( image @ SY92 @ ( image @ SV16 @ ( singleton @ SY93 ) ) ) ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SY93 @ universal_class )
                        | ~ ( member @ SY94 @ ( image @ SY92 @ ( image @ SV16 @ ( singleton @ SY93 ) ) ) ) )
                  | ( member @ ( ordered_pair @ SY93 @ SY94 ) @ ( compose @ SY92 @ SV16 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[125]) ).

thf(158,plain,
    ! [SV17: $i] :
      ( ( ! [SY95: $i,SY96: $i] :
            ( ~ ( member @ SY96 @ ( cross_product @ SV17 @ SY95 ) )
            | ( SY96
              = ( ordered_pair @ ( first @ SY96 ) @ ( second @ SY96 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[126]) ).

thf(159,plain,
    ! [SV18: $i] :
      ( ( ! [SY97: $i] :
            ~ ( ~ ( ~ ( member @ SV18 @ ( power_class @ SY97 ) )
                  | ~ ( ~ ( member @ SV18 @ universal_class )
                      | ~ ( subclass @ SV18 @ SY97 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SV18 @ universal_class )
                        | ~ ( subclass @ SV18 @ SY97 ) )
                  | ( member @ SV18 @ ( power_class @ SY97 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[127]) ).

thf(160,plain,
    ! [SV19: $i] :
      ( ( ! [SY98: $i] :
            ~ ( ~ ( ~ ( member @ SV19 @ ( sum_class @ SY98 ) )
                  | ~ ! [SY99: $i] :
                        ~ ~ ( ~ ( member @ SV19 @ SY99 )
                            | ~ ( member @ SY99 @ SY98 ) ) )
              | ~ ( ~ ~ ! [SY100: $i] :
                          ~ ~ ( ~ ( member @ SV19 @ SY100 )
                              | ~ ( member @ SY100 @ SY98 ) )
                  | ( member @ SV19 @ ( sum_class @ SY98 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[128]) ).

thf(161,plain,
    ! [SV20: $i] :
      ( ( ! [SY101: $i,SY102: $i,SY103: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SY101 ) @ SY102 ) @ ( flip @ SY103 ) )
                  | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SY101 ) @ SY102 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY101 @ SV20 ) @ SY102 ) @ SY103 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SY101 ) @ SY102 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                        | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY101 @ SV20 ) @ SY102 ) @ SY103 ) )
                  | ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SY101 ) @ SY102 ) @ ( flip @ SY103 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[129]) ).

thf(162,plain,
    ! [SV21: $i] :
      ( ( ! [SY104: $i,SY105: $i] :
            ~ ( ~ ( ~ ( member @ SY105 @ ( union @ SV21 @ SY104 ) )
                  | ( member @ SY105 @ SV21 )
                  | ( member @ SY105 @ SY104 ) )
              | ~ ( ~ ( ( member @ SY105 @ SV21 )
                      | ( member @ SY105 @ SY104 ) )
                  | ( member @ SY105 @ ( union @ SV21 @ SY104 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[130]) ).

thf(163,plain,
    ! [SV22: $i] :
      ( ( ! [SY106: $i,SY107: $i] :
            ~ ( ~ ( ~ ( member @ SV22 @ ( unordered_pair @ SY106 @ SY107 ) )
                  | ~ ( ~ ( member @ SV22 @ universal_class )
                      | ~ ( ( SV22 = SY106 )
                          | ( SV22 = SY107 ) ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SV22 @ universal_class )
                        | ~ ( ( SV22 = SY106 )
                            | ( SV22 = SY107 ) ) )
                  | ( member @ SV22 @ ( unordered_pair @ SY106 @ SY107 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[131]) ).

thf(164,plain,
    ! [SV23: $i] :
      ( ( ! [SY108: $i] :
            ~ ( ~ ( ~ ( member @ SY108 @ ( complement @ SV23 ) )
                  | ~ ( ~ ( member @ SY108 @ universal_class )
                      | ~ ~ ( member @ SY108 @ SV23 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SY108 @ universal_class )
                        | ~ ~ ( member @ SY108 @ SV23 ) )
                  | ( member @ SY108 @ ( complement @ SV23 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[132]) ).

thf(165,plain,
    ! [SV24: $i] :
      ( ( ! [SY109: $i,SY110: $i,SY111: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY109 @ SY110 ) @ SY111 ) @ ( rotate @ SV24 ) )
                  | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY109 @ SY110 ) @ SY111 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY110 @ SY111 ) @ SY109 ) @ SV24 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY109 @ SY110 ) @ SY111 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                        | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY110 @ SY111 ) @ SY109 ) @ SV24 ) )
                  | ( member @ ( ordered_pair @ ( ordered_pair @ SY109 @ SY110 ) @ SY111 ) @ ( rotate @ SV24 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[133]) ).

thf(166,plain,
    ! [SV25: $i] :
      ( ( ! [SY112: $i] :
            ( ~ ~ ( ~ ( member @ SV25 @ universal_class )
                  | ~ ( member @ SY112 @ universal_class ) )
            | ~ ( ( ( first @ ( ordered_pair @ SV25 @ SY112 ) )
                 != SV25 )
                | ( ( second @ ( ordered_pair @ SV25 @ SY112 ) )
                 != SY112 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[134]) ).

thf(167,plain,
    ! [SV26: $i] :
      ( ( ~ ( ~ ( ~ ( member @ SV26 @ identity_relation )
                | ~ ! [SY113: $i] :
                      ~ ~ ( ~ ( member @ SY113 @ universal_class )
                          | ( SV26
                           != ( ordered_pair @ SY113 @ SY113 ) ) ) )
            | ~ ( ~ ~ ! [SY114: $i] :
                        ~ ~ ( ~ ( member @ SY114 @ universal_class )
                            | ( SV26
                             != ( ordered_pair @ SY114 @ SY114 ) ) )
                | ( member @ SV26 @ identity_relation ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[135]) ).

thf(168,plain,
    ! [SV27: $i] :
      ( ( ~ ( member @ SV27 @ universal_class )
        | ( member @ ( sum_class @ SV27 ) @ universal_class ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[136]) ).

thf(169,plain,
    ! [SV28: $i] :
      ( ( ! [SY115: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV28 @ SY115 ) @ successor_relation )
                  | ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                            | ~ ( member @ SY115 @ universal_class ) )
                      | ( ( successor @ SV28 )
                       != SY115 ) ) )
              | ~ ( ~ ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                              | ~ ( member @ SY115 @ universal_class ) )
                        | ( ( successor @ SV28 )
                         != SY115 ) )
                  | ( member @ ( ordered_pair @ SV28 @ SY115 ) @ successor_relation ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[137]) ).

thf(170,plain,
    ( ( ! [SX0: $i] :
          ~ ~ ( ~ ~ ( ~ ( member @ SX0 @ universal_class )
                    | ~ ( inductive @ SX0 ) )
              | ~ ! [SX1: $i] :
                    ( ~ ( inductive @ SX1 )
                    | ( subclass @ SX0 @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[138]) ).

thf(171,plain,
    ! [SV29: $i] :
      ( ( ~ ( member @ SV29 @ universal_class )
        | ( member @ ( power_class @ SV29 ) @ universal_class ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[139]) ).

thf(172,plain,
    ! [SV30: $i,SV2: $i] :
      ( ( member @ ( unordered_pair @ SV2 @ SV30 ) @ universal_class )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[141]) ).

thf(173,plain,
    ! [SV31: $i,SV3: $i] :
      ( ( ( ordered_pair @ SV3 @ SV31 )
        = ( unordered_pair @ ( singleton @ SV3 ) @ ( unordered_pair @ SV3 @ ( singleton @ SV31 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[142]) ).

thf(174,plain,
    ! [SV4: $i] :
      ( ( member @ SV4 @ null_class )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[143]) ).

thf(175,plain,
    ! [SV7: $i,SV32: $i] :
      ( ( ( image @ SV32 @ SV7 )
        = ( range_of @ ( restrict @ SV32 @ SV7 @ universal_class ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[146]) ).

thf(176,plain,
    ! [SV8: $i,SV33: $i] :
      ( ( subclass @ ( compose @ SV33 @ SV8 ) @ ( cross_product @ universal_class @ universal_class ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[147]) ).

thf(177,plain,
    ! [SV34: $i,SV9: $i] :
      ( ( ! [SY116: $i,SY117: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SY116 @ SY117 ) )
                  | ~ ( ~ ( member @ SV9 @ SY116 )
                      | ~ ( member @ SV34 @ SY117 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SV9 @ SY116 )
                        | ~ ( member @ SV34 @ SY117 ) )
                  | ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SY116 @ SY117 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[149]) ).

thf(178,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ~ ( ~ ( ~ ( subclass @ SV10 @ SV35 )
                | ! [SY118: $i] :
                    ( ~ ( member @ SY118 @ SV10 )
                    | ( member @ SY118 @ SV35 ) ) )
            | ~ ( ~ ! [SY119: $i] :
                      ( ~ ( member @ SY119 @ SV10 )
                      | ( member @ SY119 @ SV35 ) )
                | ( subclass @ SV10 @ SV35 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[150]) ).

thf(179,plain,
    ( ( ~ ~ ( ~ ( function @ sK3_SX0 )
            | ~ ! [SY120: $i] :
                  ( ~ ( member @ SY120 @ universal_class )
                  | ( SY120 = null_class )
                  | ( member @ ( apply @ sK3_SX0 @ SY120 ) @ SY120 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[151]) ).

thf(180,plain,
    ! [SV36: $i,SV11: $i] :
      ( ( ! [SY121: $i] :
            ~ ( ~ ( ~ ( member @ SY121 @ ( intersection @ SV11 @ SV36 ) )
                  | ~ ( ~ ( member @ SY121 @ SV11 )
                      | ~ ( member @ SY121 @ SV36 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SY121 @ SV11 )
                        | ~ ( member @ SY121 @ SV36 ) )
                  | ( member @ SY121 @ ( intersection @ SV11 @ SV36 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[152]) ).

thf(181,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( ( SV12 != null_class ) ) )
        = $true )
      | ( ( ~ ! [SY86: $i] :
                ~ ~ ( ~ ~ ( ~ ( member @ SY86 @ universal_class )
                          | ~ ( member @ SY86 @ SV12 ) )
                    | ~ ( disjoint @ SY86 @ SV12 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[153]) ).

thf(182,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
                | ~ ( ~ ( member @ SV37 @ universal_class )
                    | ~ ( member @ SV13 @ SV37 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SV37 @ universal_class )
                      | ~ ( member @ SV13 @ SV37 ) )
                | ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[154]) ).

thf(183,plain,
    ! [SV38: $i,SV14: $i] :
      ( ( ~ ~ ( ~ ( member @ SV14 @ universal_class )
              | ~ ( function @ SV38 ) )
        | ( member @ ( image @ SV38 @ SV14 ) @ universal_class ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[155]) ).

thf(184,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ~ ( ~ ( ~ ( disjoint @ SV15 @ SV39 )
                | ! [SY122: $i] :
                    ~ ~ ( ~ ( member @ SY122 @ SV15 )
                        | ~ ( member @ SY122 @ SV39 ) ) )
            | ~ ( ~ ! [SY123: $i] :
                      ~ ~ ( ~ ( member @ SY123 @ SV15 )
                          | ~ ( member @ SY123 @ SV39 ) )
                | ( disjoint @ SV15 @ SV39 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[156]) ).

thf(185,plain,
    ! [SV16: $i,SV40: $i] :
      ( ( ! [SY124: $i,SY125: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ SY124 @ SY125 ) @ ( compose @ SV40 @ SV16 ) )
                  | ~ ( ~ ( member @ SY124 @ universal_class )
                      | ~ ( member @ SY125 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SY124 ) ) ) ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SY124 @ universal_class )
                        | ~ ( member @ SY125 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SY124 ) ) ) ) )
                  | ( member @ ( ordered_pair @ SY124 @ SY125 ) @ ( compose @ SV40 @ SV16 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[157]) ).

thf(186,plain,
    ! [SV41: $i,SV17: $i] :
      ( ( ! [SY126: $i] :
            ( ~ ( member @ SY126 @ ( cross_product @ SV17 @ SV41 ) )
            | ( SY126
              = ( ordered_pair @ ( first @ SY126 ) @ ( second @ SY126 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[158]) ).

thf(187,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ~ ( ~ ( ~ ( member @ SV18 @ ( power_class @ SV42 ) )
                | ~ ( ~ ( member @ SV18 @ universal_class )
                    | ~ ( subclass @ SV18 @ SV42 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SV18 @ universal_class )
                      | ~ ( subclass @ SV18 @ SV42 ) )
                | ( member @ SV18 @ ( power_class @ SV42 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[159]) ).

thf(188,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ~ ( ~ ( ~ ( member @ SV19 @ ( sum_class @ SV43 ) )
                | ~ ! [SY127: $i] :
                      ~ ~ ( ~ ( member @ SV19 @ SY127 )
                          | ~ ( member @ SY127 @ SV43 ) ) )
            | ~ ( ~ ~ ! [SY128: $i] :
                        ~ ~ ( ~ ( member @ SV19 @ SY128 )
                            | ~ ( member @ SY128 @ SV43 ) )
                | ( member @ SV19 @ ( sum_class @ SV43 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[160]) ).

thf(189,plain,
    ! [SV44: $i,SV20: $i] :
      ( ( ! [SY129: $i,SY130: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SY129 ) @ ( flip @ SY130 ) )
                  | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SY129 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SY129 ) @ SY130 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SY129 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                        | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SY129 ) @ SY130 ) )
                  | ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SY129 ) @ ( flip @ SY130 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[161]) ).

thf(190,plain,
    ! [SV45: $i,SV21: $i] :
      ( ( ! [SY131: $i] :
            ~ ( ~ ( ~ ( member @ SY131 @ ( union @ SV21 @ SV45 ) )
                  | ( member @ SY131 @ SV21 )
                  | ( member @ SY131 @ SV45 ) )
              | ~ ( ~ ( ( member @ SY131 @ SV21 )
                      | ( member @ SY131 @ SV45 ) )
                  | ( member @ SY131 @ ( union @ SV21 @ SV45 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[162]) ).

thf(191,plain,
    ! [SV46: $i,SV22: $i] :
      ( ( ! [SY132: $i] :
            ~ ( ~ ( ~ ( member @ SV22 @ ( unordered_pair @ SV46 @ SY132 ) )
                  | ~ ( ~ ( member @ SV22 @ universal_class )
                      | ~ ( ( SV22 = SV46 )
                          | ( SV22 = SY132 ) ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SV22 @ universal_class )
                        | ~ ( ( SV22 = SV46 )
                            | ( SV22 = SY132 ) ) )
                  | ( member @ SV22 @ ( unordered_pair @ SV46 @ SY132 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[163]) ).

thf(192,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ~ ( ~ ( ~ ( member @ SV47 @ ( complement @ SV23 ) )
                | ~ ( ~ ( member @ SV47 @ universal_class )
                    | ~ ~ ( member @ SV47 @ SV23 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SV47 @ universal_class )
                      | ~ ~ ( member @ SV47 @ SV23 ) )
                | ( member @ SV47 @ ( complement @ SV23 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[164]) ).

thf(193,plain,
    ! [SV24: $i,SV48: $i] :
      ( ( ! [SY133: $i,SY134: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SY133 ) @ SY134 ) @ ( rotate @ SV24 ) )
                  | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SY133 ) @ SY134 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY133 @ SY134 ) @ SV48 ) @ SV24 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SY133 ) @ SY134 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                        | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SY133 @ SY134 ) @ SV48 ) @ SV24 ) )
                  | ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SY133 ) @ SY134 ) @ ( rotate @ SV24 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[165]) ).

thf(194,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ~ ~ ( ~ ( member @ SV25 @ universal_class )
              | ~ ( member @ SV49 @ universal_class ) )
        | ~ ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
             != SV25 )
            | ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
             != SV49 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[166]) ).

thf(195,plain,
    ! [SV26: $i] :
      ( ( ~ ( ~ ( member @ SV26 @ identity_relation )
            | ~ ! [SY113: $i] :
                  ~ ~ ( ~ ( member @ SY113 @ universal_class )
                      | ( SV26
                       != ( ordered_pair @ SY113 @ SY113 ) ) ) )
        | ~ ( ~ ~ ! [SY114: $i] :
                    ~ ~ ( ~ ( member @ SY114 @ universal_class )
                        | ( SV26
                         != ( ordered_pair @ SY114 @ SY114 ) ) )
            | ( member @ SV26 @ identity_relation ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[167]) ).

thf(196,plain,
    ! [SV27: $i] :
      ( ( ( ~ ( member @ SV27 @ universal_class ) )
        = $true )
      | ( ( member @ ( sum_class @ SV27 ) @ universal_class )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[168]) ).

thf(197,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
                | ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                          | ~ ( member @ SV50 @ universal_class ) )
                    | ( ( successor @ SV28 )
                     != SV50 ) ) )
            | ~ ( ~ ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                            | ~ ( member @ SV50 @ universal_class ) )
                      | ( ( successor @ SV28 )
                       != SV50 ) )
                | ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[169]) ).

thf(198,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( member @ sK4_SX0 @ universal_class )
                  | ~ ( inductive @ sK4_SX0 ) )
            | ~ ! [SY135: $i] :
                  ( ~ ( inductive @ SY135 )
                  | ( subclass @ sK4_SX0 @ SY135 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[170]) ).

thf(199,plain,
    ! [SV29: $i] :
      ( ( ( ~ ( member @ SV29 @ universal_class ) )
        = $true )
      | ( ( member @ ( power_class @ SV29 ) @ universal_class )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[171]) ).

thf(200,plain,
    ! [SV51: $i,SV34: $i,SV9: $i] :
      ( ( ! [SY136: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SY136 ) )
                  | ~ ( ~ ( member @ SV9 @ SV51 )
                      | ~ ( member @ SV34 @ SY136 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SV9 @ SV51 )
                        | ~ ( member @ SV34 @ SY136 ) )
                  | ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SY136 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[177]) ).

thf(201,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ~ ( ~ ( subclass @ SV10 @ SV35 )
            | ! [SY118: $i] :
                ( ~ ( member @ SY118 @ SV10 )
                | ( member @ SY118 @ SV35 ) ) )
        | ~ ( ~ ! [SY119: $i] :
                  ( ~ ( member @ SY119 @ SV10 )
                  | ( member @ SY119 @ SV35 ) )
            | ( subclass @ SV10 @ SV35 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[178]) ).

thf(202,plain,
    ( ( ~ ( ~ ( function @ sK3_SX0 )
          | ~ ! [SY120: $i] :
                ( ~ ( member @ SY120 @ universal_class )
                | ( SY120 = null_class )
                | ( member @ ( apply @ sK3_SX0 @ SY120 ) @ SY120 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[179]) ).

thf(203,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ~ ( ~ ( ~ ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
                | ~ ( ~ ( member @ SV52 @ SV11 )
                    | ~ ( member @ SV52 @ SV36 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SV52 @ SV11 )
                      | ~ ( member @ SV52 @ SV36 ) )
                | ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[180]) ).

thf(204,plain,
    ! [SV12: $i] :
      ( ( ( SV12 != null_class )
        = $false )
      | ( ( ~ ! [SY86: $i] :
                ~ ~ ( ~ ~ ( ~ ( member @ SY86 @ universal_class )
                          | ~ ( member @ SY86 @ SV12 ) )
                    | ~ ( disjoint @ SY86 @ SV12 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[181]) ).

thf(205,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
            | ~ ( ~ ( member @ SV37 @ universal_class )
                | ~ ( member @ SV13 @ SV37 ) ) )
        | ~ ( ~ ~ ( ~ ( member @ SV37 @ universal_class )
                  | ~ ( member @ SV13 @ SV37 ) )
            | ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[182]) ).

thf(206,plain,
    ! [SV38: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV14 @ universal_class )
                | ~ ( function @ SV38 ) ) )
        = $true )
      | ( ( member @ ( image @ SV38 @ SV14 ) @ universal_class )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[183]) ).

thf(207,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ~ ( ~ ( disjoint @ SV15 @ SV39 )
            | ! [SY122: $i] :
                ~ ~ ( ~ ( member @ SY122 @ SV15 )
                    | ~ ( member @ SY122 @ SV39 ) ) )
        | ~ ( ~ ! [SY123: $i] :
                  ~ ~ ( ~ ( member @ SY123 @ SV15 )
                      | ~ ( member @ SY123 @ SV39 ) )
            | ( disjoint @ SV15 @ SV39 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[184]) ).

thf(208,plain,
    ! [SV16: $i,SV40: $i,SV53: $i] :
      ( ( ! [SY137: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV53 @ SY137 ) @ ( compose @ SV40 @ SV16 ) )
                  | ~ ( ~ ( member @ SV53 @ universal_class )
                      | ~ ( member @ SY137 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) )
              | ~ ( ~ ~ ( ~ ( member @ SV53 @ universal_class )
                        | ~ ( member @ SY137 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
                  | ( member @ ( ordered_pair @ SV53 @ SY137 ) @ ( compose @ SV40 @ SV16 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[185]) ).

thf(209,plain,
    ! [SV41: $i,SV17: $i,SV54: $i] :
      ( ( ~ ( member @ SV54 @ ( cross_product @ SV17 @ SV41 ) )
        | ( SV54
          = ( ordered_pair @ ( first @ SV54 ) @ ( second @ SV54 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[186]) ).

thf(210,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ~ ( ~ ( member @ SV18 @ ( power_class @ SV42 ) )
            | ~ ( ~ ( member @ SV18 @ universal_class )
                | ~ ( subclass @ SV18 @ SV42 ) ) )
        | ~ ( ~ ~ ( ~ ( member @ SV18 @ universal_class )
                  | ~ ( subclass @ SV18 @ SV42 ) )
            | ( member @ SV18 @ ( power_class @ SV42 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[187]) ).

thf(211,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ~ ( ~ ( member @ SV19 @ ( sum_class @ SV43 ) )
            | ~ ! [SY127: $i] :
                  ~ ~ ( ~ ( member @ SV19 @ SY127 )
                      | ~ ( member @ SY127 @ SV43 ) ) )
        | ~ ( ~ ~ ! [SY128: $i] :
                    ~ ~ ( ~ ( member @ SV19 @ SY128 )
                        | ~ ( member @ SY128 @ SV43 ) )
            | ( member @ SV19 @ ( sum_class @ SV43 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[188]) ).

thf(212,plain,
    ! [SV55: $i,SV44: $i,SV20: $i] :
      ( ( ! [SY138: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SY138 ) )
                  | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SY138 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                        | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SY138 ) )
                  | ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SY138 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[189]) ).

thf(213,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ~ ( ~ ( ~ ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
                | ( member @ SV56 @ SV21 )
                | ( member @ SV56 @ SV45 ) )
            | ~ ( ~ ( ( member @ SV56 @ SV21 )
                    | ( member @ SV56 @ SV45 ) )
                | ( member @ SV56 @ ( union @ SV21 @ SV45 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[190]) ).

thf(214,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ~ ( ~ ( ~ ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
                | ~ ( ~ ( member @ SV22 @ universal_class )
                    | ~ ( ( SV22 = SV46 )
                        | ( SV22 = SV57 ) ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SV22 @ universal_class )
                      | ~ ( ( SV22 = SV46 )
                          | ( SV22 = SV57 ) ) )
                | ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[191]) ).

thf(215,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ~ ( ~ ( member @ SV47 @ ( complement @ SV23 ) )
            | ~ ( ~ ( member @ SV47 @ universal_class )
                | ~ ~ ( member @ SV47 @ SV23 ) ) )
        | ~ ( ~ ~ ( ~ ( member @ SV47 @ universal_class )
                  | ~ ~ ( member @ SV47 @ SV23 ) )
            | ( member @ SV47 @ ( complement @ SV23 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[192]) ).

thf(216,plain,
    ! [SV24: $i,SV58: $i,SV48: $i] :
      ( ( ! [SY139: $i] :
            ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SY139 ) @ ( rotate @ SV24 ) )
                  | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SY139 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SY139 ) @ SV48 ) @ SV24 ) ) )
              | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SY139 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                        | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SY139 ) @ SV48 ) @ SV24 ) )
                  | ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SY139 ) @ ( rotate @ SV24 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[193]) ).

thf(217,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV25 @ universal_class )
                | ~ ( member @ SV49 @ universal_class ) ) )
        = $true )
      | ( ( ~ ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV25 )
              | ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV49 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[194]) ).

thf(218,plain,
    ! [SV26: $i] :
      ( ( ~ ( ~ ( member @ SV26 @ identity_relation )
            | ~ ! [SY113: $i] :
                  ~ ~ ( ~ ( member @ SY113 @ universal_class )
                      | ( SV26
                       != ( ordered_pair @ SY113 @ SY113 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[195]) ).

thf(219,plain,
    ! [SV26: $i] :
      ( ( ~ ( ~ ~ ! [SY114: $i] :
                    ~ ~ ( ~ ( member @ SY114 @ universal_class )
                        | ( SV26
                         != ( ordered_pair @ SY114 @ SY114 ) ) )
            | ( member @ SV26 @ identity_relation ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[195]) ).

thf(220,plain,
    ! [SV27: $i] :
      ( ( ( member @ SV27 @ universal_class )
        = $false )
      | ( ( member @ ( sum_class @ SV27 ) @ universal_class )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[196]) ).

thf(221,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
            | ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                      | ~ ( member @ SV50 @ universal_class ) )
                | ( ( successor @ SV28 )
                 != SV50 ) ) )
        | ~ ( ~ ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                        | ~ ( member @ SV50 @ universal_class ) )
                  | ( ( successor @ SV28 )
                   != SV50 ) )
            | ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[197]) ).

thf(222,plain,
    ( ( ~ ( ~ ~ ( ~ ( member @ sK4_SX0 @ universal_class )
                | ~ ( inductive @ sK4_SX0 ) )
          | ~ ! [SY135: $i] :
                ( ~ ( inductive @ SY135 )
                | ( subclass @ sK4_SX0 @ SY135 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[198]) ).

thf(223,plain,
    ! [SV29: $i] :
      ( ( ( member @ SV29 @ universal_class )
        = $false )
      | ( ( member @ ( power_class @ SV29 ) @ universal_class )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[199]) ).

thf(224,plain,
    ! [SV59: $i,SV51: $i,SV34: $i,SV9: $i] :
      ( ( ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
                | ~ ( ~ ( member @ SV9 @ SV51 )
                    | ~ ( member @ SV34 @ SV59 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SV9 @ SV51 )
                      | ~ ( member @ SV34 @ SV59 ) )
                | ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[200]) ).

thf(225,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ~ ( ~ ( subclass @ SV10 @ SV35 )
            | ! [SY118: $i] :
                ( ~ ( member @ SY118 @ SV10 )
                | ( member @ SY118 @ SV35 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[201]) ).

thf(226,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ~ ( ~ ! [SY119: $i] :
                  ( ~ ( member @ SY119 @ SV10 )
                  | ( member @ SY119 @ SV35 ) )
            | ( subclass @ SV10 @ SV35 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[201]) ).

thf(227,plain,
    ( ( ~ ( function @ sK3_SX0 )
      | ~ ! [SY120: $i] :
            ( ~ ( member @ SY120 @ universal_class )
            | ( SY120 = null_class )
            | ( member @ ( apply @ sK3_SX0 @ SY120 ) @ SY120 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[202]) ).

thf(228,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ~ ( ~ ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
            | ~ ( ~ ( member @ SV52 @ SV11 )
                | ~ ( member @ SV52 @ SV36 ) ) )
        | ~ ( ~ ~ ( ~ ( member @ SV52 @ SV11 )
                  | ~ ( member @ SV52 @ SV36 ) )
            | ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[203]) ).

thf(229,plain,
    ! [SV12: $i] :
      ( ( ( SV12 = null_class )
        = $true )
      | ( ( ~ ! [SY86: $i] :
                ~ ~ ( ~ ~ ( ~ ( member @ SY86 @ universal_class )
                          | ~ ( member @ SY86 @ SV12 ) )
                    | ~ ( disjoint @ SY86 @ SV12 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[204]) ).

thf(230,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
            | ~ ( ~ ( member @ SV37 @ universal_class )
                | ~ ( member @ SV13 @ SV37 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[205]) ).

thf(231,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ SV37 @ universal_class )
                  | ~ ( member @ SV13 @ SV37 ) )
            | ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[205]) ).

thf(232,plain,
    ! [SV38: $i,SV14: $i] :
      ( ( ( ~ ( ~ ( member @ SV14 @ universal_class )
              | ~ ( function @ SV38 ) ) )
        = $false )
      | ( ( member @ ( image @ SV38 @ SV14 ) @ universal_class )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[206]) ).

thf(233,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ~ ( ~ ( disjoint @ SV15 @ SV39 )
            | ! [SY122: $i] :
                ~ ~ ( ~ ( member @ SY122 @ SV15 )
                    | ~ ( member @ SY122 @ SV39 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[207]) ).

thf(234,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ~ ( ~ ! [SY123: $i] :
                  ~ ~ ( ~ ( member @ SY123 @ SV15 )
                      | ~ ( member @ SY123 @ SV39 ) )
            | ( disjoint @ SV15 @ SV39 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[207]) ).

thf(235,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ~ ( ~ ( ~ ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
                | ~ ( ~ ( member @ SV53 @ universal_class )
                    | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) )
            | ~ ( ~ ~ ( ~ ( member @ SV53 @ universal_class )
                      | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
                | ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[208]) ).

thf(236,plain,
    ! [SV41: $i,SV17: $i,SV54: $i] :
      ( ( ( ~ ( member @ SV54 @ ( cross_product @ SV17 @ SV41 ) ) )
        = $true )
      | ( ( SV54
          = ( ordered_pair @ ( first @ SV54 ) @ ( second @ SV54 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[209]) ).

thf(237,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ~ ( ~ ( member @ SV18 @ ( power_class @ SV42 ) )
            | ~ ( ~ ( member @ SV18 @ universal_class )
                | ~ ( subclass @ SV18 @ SV42 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[210]) ).

thf(238,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ SV18 @ universal_class )
                  | ~ ( subclass @ SV18 @ SV42 ) )
            | ( member @ SV18 @ ( power_class @ SV42 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[210]) ).

thf(239,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ~ ( ~ ( member @ SV19 @ ( sum_class @ SV43 ) )
            | ~ ! [SY127: $i] :
                  ~ ~ ( ~ ( member @ SV19 @ SY127 )
                      | ~ ( member @ SY127 @ SV43 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[211]) ).

thf(240,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ~ ( ~ ~ ! [SY128: $i] :
                    ~ ~ ( ~ ( member @ SV19 @ SY128 )
                        | ~ ( member @ SY128 @ SV43 ) )
            | ( member @ SV19 @ ( sum_class @ SV43 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[211]) ).

thf(241,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
                | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                    | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
                | ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[212]) ).

thf(242,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ~ ( ~ ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
            | ( member @ SV56 @ SV21 )
            | ( member @ SV56 @ SV45 ) )
        | ~ ( ~ ( ( member @ SV56 @ SV21 )
                | ( member @ SV56 @ SV45 ) )
            | ( member @ SV56 @ ( union @ SV21 @ SV45 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[213]) ).

thf(243,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ~ ( ~ ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
            | ~ ( ~ ( member @ SV22 @ universal_class )
                | ~ ( ( SV22 = SV46 )
                    | ( SV22 = SV57 ) ) ) )
        | ~ ( ~ ~ ( ~ ( member @ SV22 @ universal_class )
                  | ~ ( ( SV22 = SV46 )
                      | ( SV22 = SV57 ) ) )
            | ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[214]) ).

thf(244,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ~ ( ~ ( member @ SV47 @ ( complement @ SV23 ) )
            | ~ ( ~ ( member @ SV47 @ universal_class )
                | ~ ~ ( member @ SV47 @ SV23 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[215]) ).

thf(245,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ SV47 @ universal_class )
                  | ~ ~ ( member @ SV47 @ SV23 ) )
            | ( member @ SV47 @ ( complement @ SV23 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[215]) ).

thf(246,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ~ ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
                | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                    | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) ) )
            | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                      | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
                | ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[216]) ).

thf(247,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ~ ( ~ ( member @ SV25 @ universal_class )
              | ~ ( member @ SV49 @ universal_class ) ) )
        = $false )
      | ( ( ~ ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV25 )
              | ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV49 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[217]) ).

thf(248,plain,
    ! [SV26: $i] :
      ( ( ~ ( member @ SV26 @ identity_relation )
        | ~ ! [SY113: $i] :
              ~ ~ ( ~ ( member @ SY113 @ universal_class )
                  | ( SV26
                   != ( ordered_pair @ SY113 @ SY113 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[218]) ).

thf(249,plain,
    ! [SV26: $i] :
      ( ( ~ ~ ! [SY114: $i] :
                ~ ~ ( ~ ( member @ SY114 @ universal_class )
                    | ( SV26
                     != ( ordered_pair @ SY114 @ SY114 ) ) )
        | ( member @ SV26 @ identity_relation ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[219]) ).

thf(250,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
            | ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                      | ~ ( member @ SV50 @ universal_class ) )
                | ( ( successor @ SV28 )
                 != SV50 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[221]) ).

thf(251,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                        | ~ ( member @ SV50 @ universal_class ) )
                  | ( ( successor @ SV28 )
                   != SV50 ) )
            | ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[221]) ).

thf(252,plain,
    ( ( ~ ~ ( ~ ( member @ sK4_SX0 @ universal_class )
            | ~ ( inductive @ sK4_SX0 ) )
      | ~ ! [SY135: $i] :
            ( ~ ( inductive @ SY135 )
            | ( subclass @ sK4_SX0 @ SY135 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[222]) ).

thf(253,plain,
    ! [SV59: $i,SV51: $i,SV34: $i,SV9: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
            | ~ ( ~ ( member @ SV9 @ SV51 )
                | ~ ( member @ SV34 @ SV59 ) ) )
        | ~ ( ~ ~ ( ~ ( member @ SV9 @ SV51 )
                  | ~ ( member @ SV34 @ SV59 ) )
            | ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[224]) ).

thf(254,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ~ ( subclass @ SV10 @ SV35 )
        | ! [SY118: $i] :
            ( ~ ( member @ SY118 @ SV10 )
            | ( member @ SY118 @ SV35 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[225]) ).

thf(255,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ~ ! [SY119: $i] :
              ( ~ ( member @ SY119 @ SV10 )
              | ( member @ SY119 @ SV35 ) )
        | ( subclass @ SV10 @ SV35 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[226]) ).

thf(256,plain,
    ( ( ~ ( function @ sK3_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[227]) ).

thf(257,plain,
    ( ( ~ ! [SY120: $i] :
            ( ~ ( member @ SY120 @ universal_class )
            | ( SY120 = null_class )
            | ( member @ ( apply @ sK3_SX0 @ SY120 ) @ SY120 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[227]) ).

thf(258,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ~ ( ~ ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
            | ~ ( ~ ( member @ SV52 @ SV11 )
                | ~ ( member @ SV52 @ SV36 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[228]) ).

thf(259,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ SV52 @ SV11 )
                  | ~ ( member @ SV52 @ SV36 ) )
            | ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[228]) ).

thf(260,plain,
    ! [SV12: $i] :
      ( ( ( ! [SY86: $i] :
              ~ ~ ( ~ ~ ( ~ ( member @ SY86 @ universal_class )
                        | ~ ( member @ SY86 @ SV12 ) )
                  | ~ ( disjoint @ SY86 @ SV12 ) ) )
        = $false )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[229]) ).

thf(261,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ~ ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        | ~ ( ~ ( member @ SV37 @ universal_class )
            | ~ ( member @ SV13 @ SV37 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[230]) ).

thf(262,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ~ ~ ( ~ ( member @ SV37 @ universal_class )
              | ~ ( member @ SV13 @ SV37 ) )
        | ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[231]) ).

thf(263,plain,
    ! [SV38: $i,SV14: $i] :
      ( ( ( ~ ( member @ SV14 @ universal_class )
          | ~ ( function @ SV38 ) )
        = $true )
      | ( ( member @ ( image @ SV38 @ SV14 ) @ universal_class )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[232]) ).

thf(264,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ~ ( disjoint @ SV15 @ SV39 )
        | ! [SY122: $i] :
            ~ ~ ( ~ ( member @ SY122 @ SV15 )
                | ~ ( member @ SY122 @ SV39 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[233]) ).

thf(265,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ~ ! [SY123: $i] :
              ~ ~ ( ~ ( member @ SY123 @ SV15 )
                  | ~ ( member @ SY123 @ SV39 ) )
        | ( disjoint @ SV15 @ SV39 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[234]) ).

thf(266,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
            | ~ ( ~ ( member @ SV53 @ universal_class )
                | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) )
        | ~ ( ~ ~ ( ~ ( member @ SV53 @ universal_class )
                  | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
            | ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[235]) ).

thf(267,plain,
    ! [SV41: $i,SV17: $i,SV54: $i] :
      ( ( ( member @ SV54 @ ( cross_product @ SV17 @ SV41 ) )
        = $false )
      | ( ( SV54
          = ( ordered_pair @ ( first @ SV54 ) @ ( second @ SV54 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[236]) ).

thf(268,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ~ ( member @ SV18 @ ( power_class @ SV42 ) )
        | ~ ( ~ ( member @ SV18 @ universal_class )
            | ~ ( subclass @ SV18 @ SV42 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[237]) ).

thf(269,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ~ ~ ( ~ ( member @ SV18 @ universal_class )
              | ~ ( subclass @ SV18 @ SV42 ) )
        | ( member @ SV18 @ ( power_class @ SV42 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[238]) ).

thf(270,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ~ ( member @ SV19 @ ( sum_class @ SV43 ) )
        | ~ ! [SY127: $i] :
              ~ ~ ( ~ ( member @ SV19 @ SY127 )
                  | ~ ( member @ SY127 @ SV43 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[239]) ).

thf(271,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ~ ~ ! [SY128: $i] :
                ~ ~ ( ~ ( member @ SV19 @ SY128 )
                    | ~ ( member @ SY128 @ SV43 ) )
        | ( member @ SV19 @ ( sum_class @ SV43 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[240]) ).

thf(272,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
            | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) ) )
        | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                  | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
            | ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[241]) ).

thf(273,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ~ ( ~ ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
            | ( member @ SV56 @ SV21 )
            | ( member @ SV56 @ SV45 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[242]) ).

thf(274,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ~ ( ~ ( ( member @ SV56 @ SV21 )
                | ( member @ SV56 @ SV45 ) )
            | ( member @ SV56 @ ( union @ SV21 @ SV45 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[242]) ).

thf(275,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ~ ( ~ ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
            | ~ ( ~ ( member @ SV22 @ universal_class )
                | ~ ( ( SV22 = SV46 )
                    | ( SV22 = SV57 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[243]) ).

thf(276,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ SV22 @ universal_class )
                  | ~ ( ( SV22 = SV46 )
                      | ( SV22 = SV57 ) ) )
            | ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[243]) ).

thf(277,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ~ ( member @ SV47 @ ( complement @ SV23 ) )
        | ~ ( ~ ( member @ SV47 @ universal_class )
            | ~ ~ ( member @ SV47 @ SV23 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[244]) ).

thf(278,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ~ ~ ( ~ ( member @ SV47 @ universal_class )
              | ~ ~ ( member @ SV47 @ SV23 ) )
        | ( member @ SV47 @ ( complement @ SV23 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[245]) ).

thf(279,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
            | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) ) )
        | ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                  | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
            | ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[246]) ).

thf(280,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ~ ( member @ SV25 @ universal_class )
          | ~ ( member @ SV49 @ universal_class ) )
        = $true )
      | ( ( ~ ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV25 )
              | ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV49 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[247]) ).

thf(281,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( member @ SV26 @ identity_relation ) )
        = $true )
      | ( ( ~ ! [SY113: $i] :
                ~ ~ ( ~ ( member @ SY113 @ universal_class )
                    | ( SV26
                     != ( ordered_pair @ SY113 @ SY113 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[248]) ).

thf(282,plain,
    ! [SV26: $i] :
      ( ( ( ~ ~ ! [SY114: $i] :
                  ~ ~ ( ~ ( member @ SY114 @ universal_class )
                      | ( SV26
                       != ( ordered_pair @ SY114 @ SY114 ) ) ) )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[249]) ).

thf(283,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ~ ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        | ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                  | ~ ( member @ SV50 @ universal_class ) )
            | ( ( successor @ SV28 )
             != SV50 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[250]) ).

thf(284,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                    | ~ ( member @ SV50 @ universal_class ) )
              | ( ( successor @ SV28 )
               != SV50 ) )
        | ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[251]) ).

thf(285,plain,
    ( ( ~ ~ ( ~ ( member @ sK4_SX0 @ universal_class )
            | ~ ( inductive @ sK4_SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[252]) ).

thf(286,plain,
    ( ( ~ ! [SY135: $i] :
            ( ~ ( inductive @ SY135 )
            | ( subclass @ sK4_SX0 @ SY135 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[252]) ).

thf(287,plain,
    ! [SV59: $i,SV51: $i,SV34: $i,SV9: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
            | ~ ( ~ ( member @ SV9 @ SV51 )
                | ~ ( member @ SV34 @ SV59 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[253]) ).

thf(288,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ SV9 @ SV51 )
                  | ~ ( member @ SV34 @ SV59 ) )
            | ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[253]) ).

thf(289,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ( ~ ( subclass @ SV10 @ SV35 ) )
        = $true )
      | ( ( ! [SY118: $i] :
              ( ~ ( member @ SY118 @ SV10 )
              | ( member @ SY118 @ SV35 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[254]) ).

thf(290,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ( ~ ! [SY119: $i] :
                ( ~ ( member @ SY119 @ SV10 )
                | ( member @ SY119 @ SV35 ) ) )
        = $true )
      | ( ( subclass @ SV10 @ SV35 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[255]) ).

thf(291,plain,
    ( ( function @ sK3_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[256]) ).

thf(292,plain,
    ( ( ! [SY120: $i] :
          ( ~ ( member @ SY120 @ universal_class )
          | ( SY120 = null_class )
          | ( member @ ( apply @ sK3_SX0 @ SY120 ) @ SY120 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[257]) ).

thf(293,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ~ ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        | ~ ( ~ ( member @ SV52 @ SV11 )
            | ~ ( member @ SV52 @ SV36 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[258]) ).

thf(294,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ~ ~ ( ~ ( member @ SV52 @ SV11 )
              | ~ ( member @ SV52 @ SV36 ) )
        | ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[259]) ).

thf(295,plain,
    ! [SV12: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( member @ ( sK5_SY86 @ SV12 ) @ universal_class )
                      | ~ ( member @ ( sK5_SY86 @ SV12 ) @ SV12 ) )
                | ~ ( disjoint @ ( sK5_SY86 @ SV12 ) @ SV12 ) ) )
        = $false )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[260]) ).

thf(296,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation ) )
        = $true )
      | ( ( ~ ( ~ ( member @ SV37 @ universal_class )
              | ~ ( member @ SV13 @ SV37 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[261]) ).

thf(297,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV37 @ universal_class )
                | ~ ( member @ SV13 @ SV37 ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[262]) ).

thf(298,plain,
    ! [SV38: $i,SV14: $i] :
      ( ( ( ~ ( member @ SV14 @ universal_class ) )
        = $true )
      | ( ( ~ ( function @ SV38 ) )
        = $true )
      | ( ( member @ ( image @ SV38 @ SV14 ) @ universal_class )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[263]) ).

thf(299,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ( ~ ( disjoint @ SV15 @ SV39 ) )
        = $true )
      | ( ( ! [SY122: $i] :
              ~ ~ ( ~ ( member @ SY122 @ SV15 )
                  | ~ ( member @ SY122 @ SV39 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[264]) ).

thf(300,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ( ~ ! [SY123: $i] :
                ~ ~ ( ~ ( member @ SY123 @ SV15 )
                    | ~ ( member @ SY123 @ SV39 ) ) )
        = $true )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[265]) ).

thf(301,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
            | ~ ( ~ ( member @ SV53 @ universal_class )
                | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[266]) ).

thf(302,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ SV53 @ universal_class )
                  | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
            | ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[266]) ).

thf(303,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( ~ ( member @ SV18 @ ( power_class @ SV42 ) ) )
        = $true )
      | ( ( ~ ( ~ ( member @ SV18 @ universal_class )
              | ~ ( subclass @ SV18 @ SV42 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[268]) ).

thf(304,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV18 @ universal_class )
                | ~ ( subclass @ SV18 @ SV42 ) ) )
        = $true )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[269]) ).

thf(305,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ~ ( member @ SV19 @ ( sum_class @ SV43 ) ) )
        = $true )
      | ( ( ~ ! [SY127: $i] :
                ~ ~ ( ~ ( member @ SV19 @ SY127 )
                    | ~ ( member @ SY127 @ SV43 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[270]) ).

thf(306,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ~ ~ ! [SY128: $i] :
                  ~ ~ ( ~ ( member @ SV19 @ SY128 )
                      | ~ ( member @ SY128 @ SV43 ) ) )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[271]) ).

thf(307,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
            | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[272]) ).

thf(308,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                  | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
            | ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[272]) ).

thf(309,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ~ ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
        | ( member @ SV56 @ SV21 )
        | ( member @ SV56 @ SV45 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[273]) ).

thf(310,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ~ ( ( member @ SV56 @ SV21 )
            | ( member @ SV56 @ SV45 ) )
        | ( member @ SV56 @ ( union @ SV21 @ SV45 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[274]) ).

thf(311,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ~ ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        | ~ ( ~ ( member @ SV22 @ universal_class )
            | ~ ( ( SV22 = SV46 )
                | ( SV22 = SV57 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[275]) ).

thf(312,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ~ ~ ( ~ ( member @ SV22 @ universal_class )
              | ~ ( ( SV22 = SV46 )
                  | ( SV22 = SV57 ) ) )
        | ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[276]) ).

thf(313,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ( member @ SV47 @ ( complement @ SV23 ) ) )
        = $true )
      | ( ( ~ ( ~ ( member @ SV47 @ universal_class )
              | ~ ~ ( member @ SV47 @ SV23 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[277]) ).

thf(314,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV47 @ universal_class )
                | ~ ~ ( member @ SV47 @ SV23 ) ) )
        = $true )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[278]) ).

thf(315,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
            | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[279]) ).

thf(316,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ~ ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                  | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
            | ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[279]) ).

thf(317,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ~ ( member @ SV25 @ universal_class ) )
        = $true )
      | ( ( ~ ( member @ SV49 @ universal_class ) )
        = $true )
      | ( ( ~ ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV25 )
              | ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV49 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[280]) ).

thf(318,plain,
    ! [SV26: $i] :
      ( ( ( member @ SV26 @ identity_relation )
        = $false )
      | ( ( ~ ! [SY113: $i] :
                ~ ~ ( ~ ( member @ SY113 @ universal_class )
                    | ( SV26
                     != ( ordered_pair @ SY113 @ SY113 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[281]) ).

thf(319,plain,
    ! [SV26: $i] :
      ( ( ( ~ ! [SY114: $i] :
                ~ ~ ( ~ ( member @ SY114 @ universal_class )
                    | ( SV26
                     != ( ordered_pair @ SY114 @ SY114 ) ) ) )
        = $false )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[282]) ).

thf(320,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                    | ~ ( member @ SV50 @ universal_class ) )
              | ( ( successor @ SV28 )
               != SV50 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[283]) ).

thf(321,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                      | ~ ( member @ SV50 @ universal_class ) )
                | ( ( successor @ SV28 )
                 != SV50 ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[284]) ).

thf(322,plain,
    ( ( ~ ( ~ ( member @ sK4_SX0 @ universal_class )
          | ~ ( inductive @ sK4_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[285]) ).

thf(323,plain,
    ( ( ! [SY135: $i] :
          ( ~ ( inductive @ SY135 )
          | ( subclass @ sK4_SX0 @ SY135 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[286]) ).

thf(324,plain,
    ! [SV59: $i,SV51: $i,SV34: $i,SV9: $i] :
      ( ( ~ ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        | ~ ( ~ ( member @ SV9 @ SV51 )
            | ~ ( member @ SV34 @ SV59 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[287]) ).

thf(325,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ~ ~ ( ~ ( member @ SV9 @ SV51 )
              | ~ ( member @ SV34 @ SV59 ) )
        | ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[288]) ).

thf(326,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ( subclass @ SV10 @ SV35 )
        = $false )
      | ( ( ! [SY118: $i] :
              ( ~ ( member @ SY118 @ SV10 )
              | ( member @ SY118 @ SV35 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[289]) ).

thf(327,plain,
    ! [SV35: $i,SV10: $i] :
      ( ( ( ! [SY119: $i] :
              ( ~ ( member @ SY119 @ SV10 )
              | ( member @ SY119 @ SV35 ) ) )
        = $false )
      | ( ( subclass @ SV10 @ SV35 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[290]) ).

thf(328,plain,
    ! [SV63: $i] :
      ( ( ~ ( member @ SV63 @ universal_class )
        | ( SV63 = null_class )
        | ( member @ ( apply @ sK3_SX0 @ SV63 ) @ SV63 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[292]) ).

thf(329,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( ~ ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) ) )
        = $true )
      | ( ( ~ ( ~ ( member @ SV52 @ SV11 )
              | ~ ( member @ SV52 @ SV36 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[293]) ).

thf(330,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV52 @ SV11 )
                | ~ ( member @ SV52 @ SV36 ) ) )
        = $true )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[294]) ).

thf(331,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( member @ ( sK5_SY86 @ SV12 ) @ universal_class )
                    | ~ ( member @ ( sK5_SY86 @ SV12 ) @ SV12 ) )
              | ~ ( disjoint @ ( sK5_SY86 @ SV12 ) @ SV12 ) ) )
        = $true )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[295]) ).

thf(332,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $false )
      | ( ( ~ ( ~ ( member @ SV37 @ universal_class )
              | ~ ( member @ SV13 @ SV37 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[296]) ).

thf(333,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ( ~ ( ~ ( member @ SV37 @ universal_class )
              | ~ ( member @ SV13 @ SV37 ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[297]) ).

thf(334,plain,
    ! [SV38: $i,SV14: $i] :
      ( ( ( member @ SV14 @ universal_class )
        = $false )
      | ( ( ~ ( function @ SV38 ) )
        = $true )
      | ( ( member @ ( image @ SV38 @ SV14 ) @ universal_class )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[298]) ).

thf(335,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ( disjoint @ SV15 @ SV39 )
        = $false )
      | ( ( ! [SY122: $i] :
              ~ ~ ( ~ ( member @ SY122 @ SV15 )
                  | ~ ( member @ SY122 @ SV39 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[299]) ).

thf(336,plain,
    ! [SV39: $i,SV15: $i] :
      ( ( ( ! [SY123: $i] :
              ~ ~ ( ~ ( member @ SY123 @ SV15 )
                  | ~ ( member @ SY123 @ SV39 ) ) )
        = $false )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[300]) ).

thf(337,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ~ ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        | ~ ( ~ ( member @ SV53 @ universal_class )
            | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[301]) ).

thf(338,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ~ ~ ( ~ ( member @ SV53 @ universal_class )
              | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
        | ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[302]) ).

thf(339,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $false )
      | ( ( ~ ( ~ ( member @ SV18 @ universal_class )
              | ~ ( subclass @ SV18 @ SV42 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[303]) ).

thf(340,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( ~ ( ~ ( member @ SV18 @ universal_class )
              | ~ ( subclass @ SV18 @ SV42 ) ) )
        = $false )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[304]) ).

thf(341,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false )
      | ( ( ~ ! [SY127: $i] :
                ~ ~ ( ~ ( member @ SV19 @ SY127 )
                    | ~ ( member @ SY127 @ SV43 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[305]) ).

thf(342,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ~ ! [SY128: $i] :
                ~ ~ ( ~ ( member @ SV19 @ SY128 )
                    | ~ ( member @ SY128 @ SV43 ) ) )
        = $false )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[306]) ).

thf(343,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
            | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[307]) ).

thf(344,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
              | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
        | ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[308]) ).

thf(345,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ( ~ ( member @ SV56 @ ( union @ SV21 @ SV45 ) ) )
        = $true )
      | ( ( ( member @ SV56 @ SV21 )
          | ( member @ SV56 @ SV45 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[309]) ).

thf(346,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ( ~ ( ( member @ SV56 @ SV21 )
              | ( member @ SV56 @ SV45 ) ) )
        = $true )
      | ( ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[310]) ).

thf(347,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ~ ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) ) )
        = $true )
      | ( ( ~ ( ~ ( member @ SV22 @ universal_class )
              | ~ ( ( SV22 = SV46 )
                  | ( SV22 = SV57 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[311]) ).

thf(348,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV22 @ universal_class )
                | ~ ( ( SV22 = SV46 )
                    | ( SV22 = SV57 ) ) ) )
        = $true )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[312]) ).

thf(349,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $false )
      | ( ( ~ ( ~ ( member @ SV47 @ universal_class )
              | ~ ~ ( member @ SV47 @ SV23 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[313]) ).

thf(350,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ( ~ ( member @ SV47 @ universal_class )
              | ~ ~ ( member @ SV47 @ SV23 ) ) )
        = $false )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[314]) ).

thf(351,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        | ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
            | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[315]) ).

thf(352,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
              | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
        | ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[316]) ).

thf(353,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( member @ SV25 @ universal_class )
        = $false )
      | ( ( ~ ( member @ SV49 @ universal_class ) )
        = $true )
      | ( ( ~ ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV25 )
              | ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV49 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[317]) ).

thf(354,plain,
    ! [SV26: $i] :
      ( ( ( ! [SY113: $i] :
              ~ ~ ( ~ ( member @ SY113 @ universal_class )
                  | ( SV26
                   != ( ordered_pair @ SY113 @ SY113 ) ) ) )
        = $false )
      | ( ( member @ SV26 @ identity_relation )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[318]) ).

thf(355,plain,
    ! [SV26: $i] :
      ( ( ( ! [SY114: $i] :
              ~ ~ ( ~ ( member @ SY114 @ universal_class )
                  | ( SV26
                   != ( ordered_pair @ SY114 @ SY114 ) ) ) )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[319]) ).

thf(356,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                    | ~ ( member @ SV50 @ universal_class ) )
              | ( ( successor @ SV28 )
               != SV50 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[320]) ).

thf(357,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                    | ~ ( member @ SV50 @ universal_class ) )
              | ( ( successor @ SV28 )
               != SV50 ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[321]) ).

thf(358,plain,
    ( ( ~ ( member @ sK4_SX0 @ universal_class )
      | ~ ( inductive @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[322]) ).

thf(359,plain,
    ! [SV64: $i] :
      ( ( ~ ( inductive @ SV64 )
        | ( subclass @ sK4_SX0 @ SV64 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[323]) ).

thf(360,plain,
    ! [SV59: $i,SV51: $i,SV34: $i,SV9: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) ) )
        = $true )
      | ( ( ~ ( ~ ( member @ SV9 @ SV51 )
              | ~ ( member @ SV34 @ SV59 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[324]) ).

thf(361,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV9 @ SV51 )
                | ~ ( member @ SV34 @ SV59 ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[325]) ).

thf(362,plain,
    ! [SV35: $i,SV10: $i,SV65: $i] :
      ( ( ( ~ ( member @ SV65 @ SV10 )
          | ( member @ SV65 @ SV35 ) )
        = $true )
      | ( ( subclass @ SV10 @ SV35 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[326]) ).

thf(363,plain,
    ! [SV10: $i,SV35: $i] :
      ( ( ( ~ ( member @ ( sK6_SY119 @ SV35 @ SV10 ) @ SV10 )
          | ( member @ ( sK6_SY119 @ SV35 @ SV10 ) @ SV35 ) )
        = $false )
      | ( ( subclass @ SV10 @ SV35 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[327]) ).

thf(364,plain,
    ! [SV63: $i] :
      ( ( ( ~ ( member @ SV63 @ universal_class ) )
        = $true )
      | ( ( ( SV63 = null_class )
          | ( member @ ( apply @ sK3_SX0 @ SV63 ) @ SV63 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[328]) ).

thf(365,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $false )
      | ( ( ~ ( ~ ( member @ SV52 @ SV11 )
              | ~ ( member @ SV52 @ SV36 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[329]) ).

thf(366,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( ~ ( ~ ( member @ SV52 @ SV11 )
              | ~ ( member @ SV52 @ SV36 ) ) )
        = $false )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[330]) ).

thf(367,plain,
    ! [SV12: $i] :
      ( ( ( ~ ~ ( ~ ( member @ ( sK5_SY86 @ SV12 ) @ universal_class )
                | ~ ( member @ ( sK5_SY86 @ SV12 ) @ SV12 ) )
          | ~ ( disjoint @ ( sK5_SY86 @ SV12 ) @ SV12 ) )
        = $false )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[331]) ).

thf(368,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ( ~ ( member @ SV37 @ universal_class )
          | ~ ( member @ SV13 @ SV37 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[332]) ).

thf(369,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ( ~ ( member @ SV37 @ universal_class )
          | ~ ( member @ SV13 @ SV37 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[333]) ).

thf(370,plain,
    ! [SV14: $i,SV38: $i] :
      ( ( ( function @ SV38 )
        = $false )
      | ( ( member @ SV14 @ universal_class )
        = $false )
      | ( ( member @ ( image @ SV38 @ SV14 ) @ universal_class )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[334]) ).

thf(371,plain,
    ! [SV39: $i,SV15: $i,SV66: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV66 @ SV15 )
                | ~ ( member @ SV66 @ SV39 ) ) )
        = $true )
      | ( ( disjoint @ SV15 @ SV39 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[335]) ).

thf(372,plain,
    ! [SV15: $i,SV39: $i] :
      ( ( ( ~ ~ ( ~ ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV15 )
                | ~ ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV39 ) ) )
        = $false )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[336]) ).

thf(373,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) ) )
        = $true )
      | ( ( ~ ( ~ ( member @ SV53 @ universal_class )
              | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[337]) ).

thf(374,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV53 @ universal_class )
                | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[338]) ).

thf(375,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( ~ ( member @ SV18 @ universal_class )
          | ~ ( subclass @ SV18 @ SV42 ) )
        = $false )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[339]) ).

thf(376,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( ~ ( member @ SV18 @ universal_class )
          | ~ ( subclass @ SV18 @ SV42 ) )
        = $true )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[340]) ).

thf(377,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ! [SY127: $i] :
              ~ ~ ( ~ ( member @ SV19 @ SY127 )
                  | ~ ( member @ SY127 @ SV43 ) ) )
        = $false )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[341]) ).

thf(378,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ! [SY128: $i] :
              ~ ~ ( ~ ( member @ SV19 @ SY128 )
                  | ~ ( member @ SY128 @ SV43 ) ) )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[342]) ).

thf(379,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) ) )
        = $true )
      | ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
              | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[343]) ).

thf(380,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[344]) ).

thf(381,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
        = $false )
      | ( ( ( member @ SV56 @ SV21 )
          | ( member @ SV56 @ SV45 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[345]) ).

thf(382,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ( ( member @ SV56 @ SV21 )
          | ( member @ SV56 @ SV45 ) )
        = $false )
      | ( ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[346]) ).

thf(383,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $false )
      | ( ( ~ ( ~ ( member @ SV22 @ universal_class )
              | ~ ( ( SV22 = SV46 )
                  | ( SV22 = SV57 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[347]) ).

thf(384,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ~ ( ~ ( member @ SV22 @ universal_class )
              | ~ ( ( SV22 = SV46 )
                  | ( SV22 = SV57 ) ) ) )
        = $false )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[348]) ).

thf(385,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ( member @ SV47 @ universal_class )
          | ~ ~ ( member @ SV47 @ SV23 ) )
        = $false )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[349]) ).

thf(386,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ( member @ SV47 @ universal_class )
          | ~ ~ ( member @ SV47 @ SV23 ) )
        = $true )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[350]) ).

thf(387,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) ) )
        = $true )
      | ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
              | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[351]) ).

thf(388,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( ~ ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
                | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[352]) ).

thf(389,plain,
    ! [SV25: $i,SV49: $i] :
      ( ( ( member @ SV49 @ universal_class )
        = $false )
      | ( ( member @ SV25 @ universal_class )
        = $false )
      | ( ( ~ ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV25 )
              | ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
               != SV49 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[353]) ).

thf(390,plain,
    ! [SV26: $i] :
      ( ( ( ~ ~ ( ~ ( member @ ( sK8_SY113 @ SV26 ) @ universal_class )
                | ( SV26
                 != ( ordered_pair @ ( sK8_SY113 @ SV26 ) @ ( sK8_SY113 @ SV26 ) ) ) ) )
        = $false )
      | ( ( member @ SV26 @ identity_relation )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[354]) ).

thf(391,plain,
    ! [SV26: $i,SV67: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV67 @ universal_class )
                | ( SV26
                 != ( ordered_pair @ SV67 @ SV67 ) ) ) )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[355]) ).

thf(392,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                | ~ ( member @ SV50 @ universal_class ) )
          | ( ( successor @ SV28 )
           != SV50 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[356]) ).

thf(393,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                | ~ ( member @ SV50 @ universal_class ) )
          | ( ( successor @ SV28 )
           != SV50 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[357]) ).

thf(394,plain,
    ( ( ~ ( member @ sK4_SX0 @ universal_class ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[358]) ).

thf(395,plain,
    ( ( ~ ( inductive @ sK4_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[358]) ).

thf(396,plain,
    ! [SV64: $i] :
      ( ( ( ~ ( inductive @ SV64 ) )
        = $true )
      | ( ( subclass @ sK4_SX0 @ SV64 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[359]) ).

thf(397,plain,
    ! [SV59: $i,SV51: $i,SV34: $i,SV9: $i] :
      ( ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $false )
      | ( ( ~ ( ~ ( member @ SV9 @ SV51 )
              | ~ ( member @ SV34 @ SV59 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[360]) ).

thf(398,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ( ~ ( ~ ( member @ SV9 @ SV51 )
              | ~ ( member @ SV34 @ SV59 ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[361]) ).

thf(399,plain,
    ! [SV35: $i,SV10: $i,SV65: $i] :
      ( ( ( ~ ( member @ SV65 @ SV10 ) )
        = $true )
      | ( ( member @ SV65 @ SV35 )
        = $true )
      | ( ( subclass @ SV10 @ SV35 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[362]) ).

thf(400,plain,
    ! [SV10: $i,SV35: $i] :
      ( ( ( ~ ( member @ ( sK6_SY119 @ SV35 @ SV10 ) @ SV10 ) )
        = $false )
      | ( ( subclass @ SV10 @ SV35 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[363]) ).

thf(401,plain,
    ! [SV10: $i,SV35: $i] :
      ( ( ( member @ ( sK6_SY119 @ SV35 @ SV10 ) @ SV35 )
        = $false )
      | ( ( subclass @ SV10 @ SV35 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[363]) ).

thf(402,plain,
    ! [SV63: $i] :
      ( ( ( member @ SV63 @ universal_class )
        = $false )
      | ( ( ( SV63 = null_class )
          | ( member @ ( apply @ sK3_SX0 @ SV63 ) @ SV63 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[364]) ).

thf(403,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( ~ ( member @ SV52 @ SV11 )
          | ~ ( member @ SV52 @ SV36 ) )
        = $false )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[365]) ).

thf(404,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( ~ ( member @ SV52 @ SV11 )
          | ~ ( member @ SV52 @ SV36 ) )
        = $true )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[366]) ).

thf(405,plain,
    ! [SV12: $i] :
      ( ( ( ~ ~ ( ~ ( member @ ( sK5_SY86 @ SV12 ) @ universal_class )
                | ~ ( member @ ( sK5_SY86 @ SV12 ) @ SV12 ) ) )
        = $false )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[367]) ).

thf(406,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( disjoint @ ( sK5_SY86 @ SV12 ) @ SV12 ) )
        = $false )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[367]) ).

thf(407,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ( ~ ( member @ SV37 @ universal_class ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[368]) ).

thf(408,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ( ~ ( member @ SV13 @ SV37 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[368]) ).

thf(409,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ( ~ ( member @ SV37 @ universal_class ) )
        = $true )
      | ( ( ~ ( member @ SV13 @ SV37 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[369]) ).

thf(410,plain,
    ! [SV39: $i,SV15: $i,SV66: $i] :
      ( ( ( ~ ( ~ ( member @ SV66 @ SV15 )
              | ~ ( member @ SV66 @ SV39 ) ) )
        = $false )
      | ( ( disjoint @ SV15 @ SV39 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[371]) ).

thf(411,plain,
    ! [SV15: $i,SV39: $i] :
      ( ( ( ~ ( ~ ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV15 )
              | ~ ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV39 ) ) )
        = $true )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[372]) ).

thf(412,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $false )
      | ( ( ~ ( ~ ( member @ SV53 @ universal_class )
              | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[373]) ).

thf(413,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( ~ ( ~ ( member @ SV53 @ universal_class )
              | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[374]) ).

thf(414,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( ~ ( member @ SV18 @ universal_class ) )
        = $false )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[375]) ).

thf(415,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( ~ ( subclass @ SV18 @ SV42 ) )
        = $false )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[375]) ).

thf(416,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( ~ ( member @ SV18 @ universal_class ) )
        = $true )
      | ( ( ~ ( subclass @ SV18 @ SV42 ) )
        = $true )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[376]) ).

thf(417,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV19 @ ( sK9_SY127 @ SV43 @ SV19 ) )
                | ~ ( member @ ( sK9_SY127 @ SV43 @ SV19 ) @ SV43 ) ) )
        = $false )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[377]) ).

thf(418,plain,
    ! [SV43: $i,SV68: $i,SV19: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV19 @ SV68 )
                | ~ ( member @ SV68 @ SV43 ) ) )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[378]) ).

thf(419,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $false )
      | ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
              | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[379]) ).

thf(420,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
              | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[380]) ).

thf(421,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ( member @ SV56 @ SV21 )
        = $true )
      | ( ( member @ SV56 @ SV45 )
        = $true )
      | ( ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[381]) ).

thf(422,plain,
    ! [SV45: $i,SV21: $i,SV56: $i] :
      ( ( ( member @ SV56 @ SV21 )
        = $false )
      | ( ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[382]) ).

thf(423,plain,
    ! [SV21: $i,SV45: $i,SV56: $i] :
      ( ( ( member @ SV56 @ SV45 )
        = $false )
      | ( ( member @ SV56 @ ( union @ SV21 @ SV45 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[382]) ).

thf(424,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ~ ( member @ SV22 @ universal_class )
          | ~ ( ( SV22 = SV46 )
              | ( SV22 = SV57 ) ) )
        = $false )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[383]) ).

thf(425,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ~ ( member @ SV22 @ universal_class )
          | ~ ( ( SV22 = SV46 )
              | ( SV22 = SV57 ) ) )
        = $true )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[384]) ).

thf(426,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ( member @ SV47 @ universal_class ) )
        = $false )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[385]) ).

thf(427,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ~ ( member @ SV47 @ SV23 ) )
        = $false )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[385]) ).

thf(428,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ( member @ SV47 @ universal_class ) )
        = $true )
      | ( ( ~ ~ ( member @ SV47 @ SV23 ) )
        = $true )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[386]) ).

thf(429,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $false )
      | ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
              | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[387]) ).

thf(430,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( ~ ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
              | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[388]) ).

thf(431,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
           != SV25 )
          | ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
           != SV49 ) )
        = $false )
      | ( ( member @ SV25 @ universal_class )
        = $false )
      | ( ( member @ SV49 @ universal_class )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[389]) ).

thf(432,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( ~ ( member @ ( sK8_SY113 @ SV26 ) @ universal_class )
              | ( SV26
               != ( ordered_pair @ ( sK8_SY113 @ SV26 ) @ ( sK8_SY113 @ SV26 ) ) ) ) )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[390]) ).

thf(433,plain,
    ! [SV26: $i,SV67: $i] :
      ( ( ( ~ ( ~ ( member @ SV67 @ universal_class )
              | ( SV26
               != ( ordered_pair @ SV67 @ SV67 ) ) ) )
        = $false )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[391]) ).

thf(434,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                | ~ ( member @ SV50 @ universal_class ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[392]) ).

thf(435,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ( successor @ SV28 )
         != SV50 )
        = $false )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[392]) ).

thf(436,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ~ ( ~ ( member @ SV28 @ universal_class )
                | ~ ( member @ SV50 @ universal_class ) ) )
        = $true )
      | ( ( ( successor @ SV28 )
         != SV50 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[393]) ).

thf(437,plain,
    ( ( member @ sK4_SX0 @ universal_class )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[394]) ).

thf(438,plain,
    ( ( inductive @ sK4_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[395]) ).

thf(439,plain,
    ! [SV64: $i] :
      ( ( ( inductive @ SV64 )
        = $false )
      | ( ( subclass @ sK4_SX0 @ SV64 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[396]) ).

thf(440,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ( ~ ( member @ SV9 @ SV51 )
          | ~ ( member @ SV34 @ SV59 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[397]) ).

thf(441,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ( ~ ( member @ SV9 @ SV51 )
          | ~ ( member @ SV34 @ SV59 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[398]) ).

thf(442,plain,
    ! [SV35: $i,SV10: $i,SV65: $i] :
      ( ( ( member @ SV65 @ SV10 )
        = $false )
      | ( ( member @ SV65 @ SV35 )
        = $true )
      | ( ( subclass @ SV10 @ SV35 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[399]) ).

thf(443,plain,
    ! [SV10: $i,SV35: $i] :
      ( ( ( member @ ( sK6_SY119 @ SV35 @ SV10 ) @ SV10 )
        = $true )
      | ( ( subclass @ SV10 @ SV35 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[400]) ).

thf(444,plain,
    ! [SV63: $i] :
      ( ( ( SV63 = null_class )
        = $true )
      | ( ( member @ ( apply @ sK3_SX0 @ SV63 ) @ SV63 )
        = $true )
      | ( ( member @ SV63 @ universal_class )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[402]) ).

thf(445,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( ~ ( member @ SV52 @ SV11 ) )
        = $false )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[403]) ).

thf(446,plain,
    ! [SV11: $i,SV36: $i,SV52: $i] :
      ( ( ( ~ ( member @ SV52 @ SV36 ) )
        = $false )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[403]) ).

thf(447,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( ~ ( member @ SV52 @ SV11 ) )
        = $true )
      | ( ( ~ ( member @ SV52 @ SV36 ) )
        = $true )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[404]) ).

thf(448,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( ~ ( member @ ( sK5_SY86 @ SV12 ) @ universal_class )
              | ~ ( member @ ( sK5_SY86 @ SV12 ) @ SV12 ) ) )
        = $true )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[405]) ).

thf(449,plain,
    ! [SV12: $i] :
      ( ( ( disjoint @ ( sK5_SY86 @ SV12 ) @ SV12 )
        = $true )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[406]) ).

thf(450,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ( member @ SV37 @ universal_class )
        = $true )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[407]) ).

thf(451,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ( member @ SV13 @ SV37 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[408]) ).

thf(452,plain,
    ! [SV13: $i,SV37: $i] :
      ( ( ( member @ SV37 @ universal_class )
        = $false )
      | ( ( ~ ( member @ SV13 @ SV37 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[409]) ).

thf(453,plain,
    ! [SV39: $i,SV15: $i,SV66: $i] :
      ( ( ( ~ ( member @ SV66 @ SV15 )
          | ~ ( member @ SV66 @ SV39 ) )
        = $true )
      | ( ( disjoint @ SV15 @ SV39 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[410]) ).

thf(454,plain,
    ! [SV15: $i,SV39: $i] :
      ( ( ( ~ ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV15 )
          | ~ ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV39 ) )
        = $false )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[411]) ).

thf(455,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( ~ ( member @ SV53 @ universal_class )
          | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[412]) ).

thf(456,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( ~ ( member @ SV53 @ universal_class )
          | ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[413]) ).

thf(457,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( member @ SV18 @ universal_class )
        = $true )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[414]) ).

thf(458,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( subclass @ SV18 @ SV42 )
        = $true )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[415]) ).

thf(459,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( member @ SV18 @ universal_class )
        = $false )
      | ( ( ~ ( subclass @ SV18 @ SV42 ) )
        = $true )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[416]) ).

thf(460,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ~ ( ~ ( member @ SV19 @ ( sK9_SY127 @ SV43 @ SV19 ) )
              | ~ ( member @ ( sK9_SY127 @ SV43 @ SV19 ) @ SV43 ) ) )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[417]) ).

thf(461,plain,
    ! [SV43: $i,SV68: $i,SV19: $i] :
      ( ( ( ~ ( ~ ( member @ SV19 @ SV68 )
              | ~ ( member @ SV68 @ SV43 ) ) )
        = $false )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[418]) ).

thf(462,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
          | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[419]) ).

thf(463,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
          | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[420]) ).

thf(464,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ~ ( member @ SV22 @ universal_class ) )
        = $false )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[424]) ).

thf(465,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ~ ( ( SV22 = SV46 )
              | ( SV22 = SV57 ) ) )
        = $false )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[424]) ).

thf(466,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ~ ( member @ SV22 @ universal_class ) )
        = $true )
      | ( ( ~ ( ( SV22 = SV46 )
              | ( SV22 = SV57 ) ) )
        = $true )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[425]) ).

thf(467,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( member @ SV47 @ universal_class )
        = $true )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[426]) ).

thf(468,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ( member @ SV47 @ SV23 ) )
        = $true )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[427]) ).

thf(469,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( member @ SV47 @ universal_class )
        = $false )
      | ( ( ~ ~ ( member @ SV47 @ SV23 ) )
        = $true )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[428]) ).

thf(470,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
          | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[429]) ).

thf(471,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
          | ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[430]) ).

thf(472,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
         != SV25 )
        = $false )
      | ( ( member @ SV25 @ universal_class )
        = $false )
      | ( ( member @ SV49 @ universal_class )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[431]) ).

thf(473,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
         != SV49 )
        = $false )
      | ( ( member @ SV25 @ universal_class )
        = $false )
      | ( ( member @ SV49 @ universal_class )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[431]) ).

thf(474,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( member @ ( sK8_SY113 @ SV26 ) @ universal_class )
          | ( SV26
           != ( ordered_pair @ ( sK8_SY113 @ SV26 ) @ ( sK8_SY113 @ SV26 ) ) ) )
        = $false )
      | ( ( member @ SV26 @ identity_relation )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[432]) ).

thf(475,plain,
    ! [SV26: $i,SV67: $i] :
      ( ( ( ~ ( member @ SV67 @ universal_class )
          | ( SV26
           != ( ordered_pair @ SV67 @ SV67 ) ) )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[433]) ).

thf(476,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ( ~ ( member @ SV28 @ universal_class )
              | ~ ( member @ SV50 @ universal_class ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[434]) ).

thf(477,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ( successor @ SV28 )
          = SV50 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[435]) ).

thf(478,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ( ~ ( member @ SV28 @ universal_class )
              | ~ ( member @ SV50 @ universal_class ) ) )
        = $false )
      | ( ( ( successor @ SV28 )
         != SV50 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[436]) ).

thf(479,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ( ~ ( member @ SV9 @ SV51 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[440]) ).

thf(480,plain,
    ! [SV51: $i,SV9: $i,SV59: $i,SV34: $i] :
      ( ( ( ~ ( member @ SV34 @ SV59 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[440]) ).

thf(481,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ( ~ ( member @ SV9 @ SV51 ) )
        = $true )
      | ( ( ~ ( member @ SV34 @ SV59 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[441]) ).

thf(482,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( member @ SV52 @ SV11 )
        = $true )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[445]) ).

thf(483,plain,
    ! [SV11: $i,SV36: $i,SV52: $i] :
      ( ( ( member @ SV52 @ SV36 )
        = $true )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[446]) ).

thf(484,plain,
    ! [SV36: $i,SV11: $i,SV52: $i] :
      ( ( ( member @ SV52 @ SV11 )
        = $false )
      | ( ( ~ ( member @ SV52 @ SV36 ) )
        = $true )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[447]) ).

thf(485,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( member @ ( sK5_SY86 @ SV12 ) @ universal_class )
          | ~ ( member @ ( sK5_SY86 @ SV12 ) @ SV12 ) )
        = $false )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[448]) ).

thf(486,plain,
    ! [SV37: $i,SV13: $i] :
      ( ( ( member @ SV13 @ SV37 )
        = $false )
      | ( ( member @ SV37 @ universal_class )
        = $false )
      | ( ( member @ ( ordered_pair @ SV13 @ SV37 ) @ element_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[452]) ).

thf(487,plain,
    ! [SV39: $i,SV15: $i,SV66: $i] :
      ( ( ( ~ ( member @ SV66 @ SV15 ) )
        = $true )
      | ( ( ~ ( member @ SV66 @ SV39 ) )
        = $true )
      | ( ( disjoint @ SV15 @ SV39 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[453]) ).

thf(488,plain,
    ! [SV15: $i,SV39: $i] :
      ( ( ( ~ ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV15 ) )
        = $false )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[454]) ).

thf(489,plain,
    ! [SV15: $i,SV39: $i] :
      ( ( ( ~ ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV39 ) )
        = $false )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[454]) ).

thf(490,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( ~ ( member @ SV53 @ universal_class ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[455]) ).

thf(491,plain,
    ! [SV53: $i,SV16: $i,SV40: $i,SV60: $i] :
      ( ( ( ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[455]) ).

thf(492,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( ~ ( member @ SV53 @ universal_class ) )
        = $true )
      | ( ( ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[456]) ).

thf(493,plain,
    ! [SV42: $i,SV18: $i] :
      ( ( ( subclass @ SV18 @ SV42 )
        = $false )
      | ( ( member @ SV18 @ universal_class )
        = $false )
      | ( ( member @ SV18 @ ( power_class @ SV42 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[459]) ).

thf(494,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ~ ( member @ SV19 @ ( sK9_SY127 @ SV43 @ SV19 ) )
          | ~ ( member @ ( sK9_SY127 @ SV43 @ SV19 ) @ SV43 ) )
        = $false )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[460]) ).

thf(495,plain,
    ! [SV43: $i,SV68: $i,SV19: $i] :
      ( ( ( ~ ( member @ SV19 @ SV68 )
          | ~ ( member @ SV68 @ SV43 ) )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[461]) ).

thf(496,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[462]) ).

thf(497,plain,
    ! [SV61: $i,SV55: $i,SV20: $i,SV44: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[462]) ).

thf(498,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ) )
        = $true )
      | ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[463]) ).

thf(499,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( member @ SV22 @ universal_class )
        = $true )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[464]) ).

thf(500,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ( SV22 = SV46 )
          | ( SV22 = SV57 ) )
        = $true )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[465]) ).

thf(501,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( member @ SV22 @ universal_class )
        = $false )
      | ( ( ~ ( ( SV22 = SV46 )
              | ( SV22 = SV57 ) ) )
        = $true )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[466]) ).

thf(502,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( member @ SV47 @ SV23 )
        = $false )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[468]) ).

thf(503,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( ~ ( member @ SV47 @ SV23 ) )
        = $false )
      | ( ( member @ SV47 @ universal_class )
        = $false )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[469]) ).

thf(504,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[470]) ).

thf(505,plain,
    ! [SV24: $i,SV48: $i,SV62: $i,SV58: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[470]) ).

thf(506,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) ) )
        = $true )
      | ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[471]) ).

thf(507,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ( first @ ( ordered_pair @ SV25 @ SV49 ) )
          = SV25 )
        = $true )
      | ( ( member @ SV25 @ universal_class )
        = $false )
      | ( ( member @ SV49 @ universal_class )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[472]) ).

thf(508,plain,
    ! [SV49: $i,SV25: $i] :
      ( ( ( ( second @ ( ordered_pair @ SV25 @ SV49 ) )
          = SV49 )
        = $true )
      | ( ( member @ SV25 @ universal_class )
        = $false )
      | ( ( member @ SV49 @ universal_class )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[473]) ).

thf(509,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( member @ ( sK8_SY113 @ SV26 ) @ universal_class ) )
        = $false )
      | ( ( member @ SV26 @ identity_relation )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[474]) ).

thf(510,plain,
    ! [SV26: $i] :
      ( ( ( SV26
         != ( ordered_pair @ ( sK8_SY113 @ SV26 ) @ ( sK8_SY113 @ SV26 ) ) )
        = $false )
      | ( ( member @ SV26 @ identity_relation )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[474]) ).

thf(511,plain,
    ! [SV26: $i,SV67: $i] :
      ( ( ( ~ ( member @ SV67 @ universal_class ) )
        = $true )
      | ( ( SV26
         != ( ordered_pair @ SV67 @ SV67 ) )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[475]) ).

thf(512,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ( member @ SV28 @ universal_class )
          | ~ ( member @ SV50 @ universal_class ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[476]) ).

thf(513,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ( member @ SV28 @ universal_class )
          | ~ ( member @ SV50 @ universal_class ) )
        = $true )
      | ( ( ( successor @ SV28 )
         != SV50 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[478]) ).

thf(514,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ( member @ SV9 @ SV51 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[479]) ).

thf(515,plain,
    ! [SV51: $i,SV9: $i,SV59: $i,SV34: $i] :
      ( ( ( member @ SV34 @ SV59 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[480]) ).

thf(516,plain,
    ! [SV59: $i,SV34: $i,SV51: $i,SV9: $i] :
      ( ( ( member @ SV9 @ SV51 )
        = $false )
      | ( ( ~ ( member @ SV34 @ SV59 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[481]) ).

thf(517,plain,
    ! [SV11: $i,SV36: $i,SV52: $i] :
      ( ( ( member @ SV52 @ SV36 )
        = $false )
      | ( ( member @ SV52 @ SV11 )
        = $false )
      | ( ( member @ SV52 @ ( intersection @ SV11 @ SV36 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[484]) ).

thf(518,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( member @ ( sK5_SY86 @ SV12 ) @ universal_class ) )
        = $false )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[485]) ).

thf(519,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( member @ ( sK5_SY86 @ SV12 ) @ SV12 ) )
        = $false )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[485]) ).

thf(520,plain,
    ! [SV39: $i,SV15: $i,SV66: $i] :
      ( ( ( member @ SV66 @ SV15 )
        = $false )
      | ( ( ~ ( member @ SV66 @ SV39 ) )
        = $true )
      | ( ( disjoint @ SV15 @ SV39 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[487]) ).

thf(521,plain,
    ! [SV15: $i,SV39: $i] :
      ( ( ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV15 )
        = $true )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[488]) ).

thf(522,plain,
    ! [SV15: $i,SV39: $i] :
      ( ( ( member @ ( sK7_SY123 @ SV39 @ SV15 ) @ SV39 )
        = $true )
      | ( ( disjoint @ SV15 @ SV39 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[489]) ).

thf(523,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( member @ SV53 @ universal_class )
        = $true )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[490]) ).

thf(524,plain,
    ! [SV53: $i,SV16: $i,SV40: $i,SV60: $i] :
      ( ( ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[491]) ).

thf(525,plain,
    ! [SV16: $i,SV40: $i,SV60: $i,SV53: $i] :
      ( ( ( member @ SV53 @ universal_class )
        = $false )
      | ( ( ~ ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) ) )
        = $true )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[492]) ).

thf(526,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( ~ ( member @ SV19 @ ( sK9_SY127 @ SV43 @ SV19 ) ) )
        = $false )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[494]) ).

thf(527,plain,
    ! [SV19: $i,SV43: $i] :
      ( ( ( ~ ( member @ ( sK9_SY127 @ SV43 @ SV19 ) @ SV43 ) )
        = $false )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[494]) ).

thf(528,plain,
    ! [SV43: $i,SV68: $i,SV19: $i] :
      ( ( ( ~ ( member @ SV19 @ SV68 ) )
        = $true )
      | ( ( ~ ( member @ SV68 @ SV43 ) )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[495]) ).

thf(529,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[496]) ).

thf(530,plain,
    ! [SV61: $i,SV55: $i,SV20: $i,SV44: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[497]) ).

thf(531,plain,
    ! [SV61: $i,SV55: $i,SV44: $i,SV20: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
        = $false )
      | ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[498]) ).

thf(532,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( SV22 = SV46 )
        = $true )
      | ( ( SV22 = SV57 )
        = $true )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[500]) ).

thf(533,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( ( SV22 = SV46 )
          | ( SV22 = SV57 ) )
        = $false )
      | ( ( member @ SV22 @ universal_class )
        = $false )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[501]) ).

thf(534,plain,
    ! [SV23: $i,SV47: $i] :
      ( ( ( member @ SV47 @ SV23 )
        = $true )
      | ( ( member @ SV47 @ universal_class )
        = $false )
      | ( ( member @ SV47 @ ( complement @ SV23 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[503]) ).

thf(535,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[504]) ).

thf(536,plain,
    ! [SV24: $i,SV48: $i,SV62: $i,SV58: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[505]) ).

thf(537,plain,
    ! [SV24: $i,SV62: $i,SV58: $i,SV48: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
        = $false )
      | ( ( ~ ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 ) )
        = $true )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[506]) ).

thf(538,plain,
    ! [SV26: $i] :
      ( ( ( member @ ( sK8_SY113 @ SV26 ) @ universal_class )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[509]) ).

thf(539,plain,
    ! [SV26: $i] :
      ( ( ( SV26
          = ( ordered_pair @ ( sK8_SY113 @ SV26 ) @ ( sK8_SY113 @ SV26 ) ) )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[510]) ).

thf(540,plain,
    ! [SV26: $i,SV67: $i] :
      ( ( ( member @ SV67 @ universal_class )
        = $false )
      | ( ( SV26
         != ( ordered_pair @ SV67 @ SV67 ) )
        = $true )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[511]) ).

thf(541,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ( member @ SV28 @ universal_class ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[512]) ).

thf(542,plain,
    ! [SV28: $i,SV50: $i] :
      ( ( ( ~ ( member @ SV50 @ universal_class ) )
        = $false )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[512]) ).

thf(543,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ~ ( member @ SV28 @ universal_class ) )
        = $true )
      | ( ( ~ ( member @ SV50 @ universal_class ) )
        = $true )
      | ( ( ( successor @ SV28 )
         != SV50 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[513]) ).

thf(544,plain,
    ! [SV51: $i,SV9: $i,SV59: $i,SV34: $i] :
      ( ( ( member @ SV34 @ SV59 )
        = $false )
      | ( ( member @ SV9 @ SV51 )
        = $false )
      | ( ( member @ ( ordered_pair @ SV9 @ SV34 ) @ ( cross_product @ SV51 @ SV59 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[516]) ).

thf(545,plain,
    ! [SV12: $i] :
      ( ( ( member @ ( sK5_SY86 @ SV12 ) @ universal_class )
        = $true )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[518]) ).

thf(546,plain,
    ! [SV12: $i] :
      ( ( ( member @ ( sK5_SY86 @ SV12 ) @ SV12 )
        = $true )
      | ( ( SV12 = null_class )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[519]) ).

thf(547,plain,
    ! [SV15: $i,SV39: $i,SV66: $i] :
      ( ( ( member @ SV66 @ SV39 )
        = $false )
      | ( ( member @ SV66 @ SV15 )
        = $false )
      | ( ( disjoint @ SV15 @ SV39 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[520]) ).

thf(548,plain,
    ! [SV53: $i,SV16: $i,SV40: $i,SV60: $i] :
      ( ( ( member @ SV60 @ ( image @ SV40 @ ( image @ SV16 @ ( singleton @ SV53 ) ) ) )
        = $false )
      | ( ( member @ SV53 @ universal_class )
        = $false )
      | ( ( member @ ( ordered_pair @ SV53 @ SV60 ) @ ( compose @ SV40 @ SV16 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[525]) ).

thf(549,plain,
    ! [SV43: $i,SV19: $i] :
      ( ( ( member @ SV19 @ ( sK9_SY127 @ SV43 @ SV19 ) )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[526]) ).

thf(550,plain,
    ! [SV19: $i,SV43: $i] :
      ( ( ( member @ ( sK9_SY127 @ SV43 @ SV19 ) @ SV43 )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[527]) ).

thf(551,plain,
    ! [SV43: $i,SV68: $i,SV19: $i] :
      ( ( ( member @ SV19 @ SV68 )
        = $false )
      | ( ( ~ ( member @ SV68 @ SV43 ) )
        = $true )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[528]) ).

thf(552,plain,
    ! [SV61: $i,SV55: $i,SV20: $i,SV44: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV44 @ SV20 ) @ SV55 ) @ SV61 )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV20 @ SV44 ) @ SV55 ) @ ( flip @ SV61 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[531]) ).

thf(553,plain,
    ! [SV57: $i,SV46: $i,SV22: $i] :
      ( ( ( SV22 = SV46 )
        = $false )
      | ( ( member @ SV22 @ universal_class )
        = $false )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[533]) ).

thf(554,plain,
    ! [SV46: $i,SV57: $i,SV22: $i] :
      ( ( ( SV22 = SV57 )
        = $false )
      | ( ( member @ SV22 @ universal_class )
        = $false )
      | ( ( member @ SV22 @ ( unordered_pair @ SV46 @ SV57 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[533]) ).

thf(555,plain,
    ! [SV24: $i,SV48: $i,SV62: $i,SV58: $i] :
      ( ( ( member @ ( ordered_pair @ ( ordered_pair @ SV58 @ SV62 ) @ SV48 ) @ SV24 )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( cross_product @ ( cross_product @ universal_class @ universal_class ) @ universal_class ) )
        = $false )
      | ( ( member @ ( ordered_pair @ ( ordered_pair @ SV48 @ SV58 ) @ SV62 ) @ ( rotate @ SV24 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[537]) ).

thf(556,plain,
    ! [SV67: $i,SV26: $i] :
      ( ( ( SV26
          = ( ordered_pair @ SV67 @ SV67 ) )
        = $false )
      | ( ( member @ SV67 @ universal_class )
        = $false )
      | ( ( member @ SV26 @ identity_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[540]) ).

thf(557,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( member @ SV28 @ universal_class )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[541]) ).

thf(558,plain,
    ! [SV28: $i,SV50: $i] :
      ( ( ( member @ SV50 @ universal_class )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[542]) ).

thf(559,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( member @ SV28 @ universal_class )
        = $false )
      | ( ( ~ ( member @ SV50 @ universal_class ) )
        = $true )
      | ( ( ( successor @ SV28 )
         != SV50 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[543]) ).

thf(560,plain,
    ! [SV19: $i,SV43: $i,SV68: $i] :
      ( ( ( member @ SV68 @ SV43 )
        = $false )
      | ( ( member @ SV19 @ SV68 )
        = $false )
      | ( ( member @ SV19 @ ( sum_class @ SV43 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[551]) ).

thf(561,plain,
    ! [SV28: $i,SV50: $i] :
      ( ( ( member @ SV50 @ universal_class )
        = $false )
      | ( ( member @ SV28 @ universal_class )
        = $false )
      | ( ( ( successor @ SV28 )
         != SV50 )
        = $true )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[559]) ).

thf(562,plain,
    ! [SV50: $i,SV28: $i] :
      ( ( ( ( successor @ SV28 )
          = SV50 )
        = $false )
      | ( ( member @ SV28 @ universal_class )
        = $false )
      | ( ( member @ SV50 @ universal_class )
        = $false )
      | ( ( member @ ( ordered_pair @ SV28 @ SV50 ) @ successor_relation )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[561]) ).

thf(563,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[92,562,560,558,557,556,555,554,553,552,550,549,548,547,546,545,544,539,538,536,535,534,532,530,529,524,523,522,521,517,515,514,508,507,502,499,493,486,483,482,477,467,458,457,451,450,449,444,443,442,439,438,437,423,422,421,401,370,291,267,223,220,176,175,174,173,172,148,145,144,140,101]) ).

thf(564,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[563]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SET025+1 : TPTP v9.3.1. Bugfixed v5.4.0.
% 0.00/0.04  % Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.19  % Computer : n003.cluster.edu
% 0.09/0.19  % Model    : x86_64 x86_64
% 0.09/0.19  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.19  % Memory   : 8046.5625MB
% 0.09/0.19  % OS       : Linux 6.8.0-71-generic
% 0.09/0.19  % CPULimit : 300
% 0.09/0.19  % WCLimit  : 300
% 0.09/0.19  % DateTime : Tue Oct  6 14:29:09 UTC 2026
% 0.09/0.20  % CPUTime  : 
% 0.09/0.20  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 2.06/0.69  
% 2.06/0.69   No.of.Axioms: 33
% 2.06/0.69  
% 2.06/0.69   Length.of.Defs: 0
% 2.06/0.69  
% 2.06/0.69   Contains.Choice.Funs: false
% 2.06/0.69  .................
% 2.06/0.69  
% 2.06/0.69  ********************************
% 2.06/0.69  *   All subproblems solved!    *
% 2.06/0.69  ********************************
% 2.06/0.69  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:33,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:563,loop_count:0,foatp_calls:1,translation:fof_full)
% 2.06/0.69  
% 2.06/0.69  %**** Beginning of derivation protocol ****
% 2.06/0.69  % SZS output start CNFRefutation
% See solution above
% 2.06/0.70  
% 2.06/0.70  %**** End of derivation protocol ****
% 2.06/0.70  %**** no. of clauses in derivation: 554 ****
% 2.06/0.70  %**** clause counter: 563 ****
% 2.06/0.70  
% 2.06/0.70  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:33,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:563,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------