TSTP Solution File: SEU326+2 by Leo-III---1.7.7

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SEU326+2 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n001.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri May 19 11:58:17 EDT 2023

% Result   : Theorem 26.22s 6.21s
% Output   : Refutation 26.72s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :  626
% Syntax   : Number of formulae    : 1139 (  99 unt; 115 typ;   0 def)
%            Number of atoms       : 5102 ( 927 equ;   0 cnn)
%            Maximal formula atoms :   49 (   4 avg)
%            Number of connectives : 15280 ( 491   ~;  34   |;2070   &;10711   @)
%                                         ( 174 <=>;1800  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   27 (   9 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :  185 ( 185   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :  117 ( 115 usr;   3 con; 0-6 aty)
%            Number of variables   : 2947 (   0   ^;2556   !; 391   ?;2947   :)

% Comments : 
%------------------------------------------------------------------------------
thf(element_type,type,
    element: $i > $i > $o ).

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

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

thf(complements_of_subsets_type,type,
    complements_of_subsets: $i > $i > $i ).

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

thf(well_orders_type,type,
    well_orders: $i > $i > $o ).

thf(relation_field_type,type,
    relation_field: $i > $i ).

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

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

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

thf(is_reflexive_in_type,type,
    is_reflexive_in: $i > $i > $o ).

thf(is_transitive_in_type,type,
    is_transitive_in: $i > $i > $o ).

thf(is_antisymmetric_in_type,type,
    is_antisymmetric_in: $i > $i > $o ).

thf(is_connected_in_type,type,
    is_connected_in: $i > $i > $o ).

thf(is_well_founded_in_type,type,
    is_well_founded_in: $i > $i > $o ).

thf(ordinal_type,type,
    ordinal: $i > $o ).

thf(inclusion_relation_type,type,
    inclusion_relation: $i > $i ).

thf(reflexive_type,type,
    reflexive: $i > $o ).

thf(relation_restriction_type,type,
    relation_restriction: $i > $i > $i ).

thf(relation_rng_restriction_type,type,
    relation_rng_restriction: $i > $i > $i ).

thf(relation_dom_restriction_type,type,
    relation_dom_restriction: $i > $i > $i ).

thf(relation_inverse_type,type,
    relation_inverse: $i > $i ).

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

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

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

thf(in_type,type,
    in: $i > $i > $o ).

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

thf(empty_type,type,
    empty: $i > $o ).

thf(relation_composition_type,type,
    relation_composition: $i > $i > $i ).

thf(identity_relation_type,type,
    identity_relation: $i > $i ).

thf(antisymmetric_type,type,
    antisymmetric: $i > $o ).

thf(equipotent_type,type,
    equipotent: $i > $i > $o ).

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

thf(relation_isomorphism_type,type,
    relation_isomorphism: $i > $i > $i > $o ).

thf(function_inverse_type,type,
    function_inverse: $i > $i ).

thf(well_founded_relation_type,type,
    well_founded_relation: $i > $o ).

thf(pair_first_type,type,
    pair_first: $i > $i ).

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

thf(pair_second_type,type,
    pair_second: $i > $i ).

thf(finite_type,type,
    finite: $i > $o ).

thf(relation_dom_type,type,
    relation_dom: $i > $i ).

thf(relation_rng_type,type,
    relation_rng: $i > $i ).

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

thf(set_intersection2_type,type,
    set_intersection2: $i > $i > $i ).

thf(v1_membered_type,type,
    v1_membered: $i > $o ).

thf(v2_membered_type,type,
    v2_membered: $i > $o ).

thf(v3_membered_type,type,
    v3_membered: $i > $o ).

thf(v4_membered_type,type,
    v4_membered: $i > $o ).

thf(v5_membered_type,type,
    v5_membered: $i > $o ).

thf(cartesian_product2_type,type,
    cartesian_product2: $i > $i > $i ).

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

thf(set_union2_type,type,
    set_union2: $i > $i > $i ).

thf(top_str_type,type,
    top_str: $i > $o ).

thf(being_limit_ordinal_type,type,
    being_limit_ordinal: $i > $o ).

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

thf(set_difference_type,type,
    set_difference: $i > $i > $i ).

thf(empty_carrier_type,type,
    empty_carrier: $i > $o ).

thf(one_sorted_str_type,type,
    one_sorted_str: $i > $o ).

thf(the_carrier_type,type,
    the_carrier: $i > $i ).

thf(cast_to_subset_type,type,
    cast_to_subset: $i > $i ).

thf(relation_of2_type,type,
    relation_of2: $i > $i > $i > $o ).

thf(epsilon_transitive_type,type,
    epsilon_transitive: $i > $o ).

thf(epsilon_connected_type,type,
    epsilon_connected: $i > $o ).

thf(relation_dom_as_subset_type,type,
    relation_dom_as_subset: $i > $i > $i > $i ).

thf(natural_type,type,
    natural: $i > $o ).

thf(succ_type,type,
    succ: $i > $i ).

thf(relation_empty_yielding_type,type,
    relation_empty_yielding: $i > $o ).

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

thf(relation_image_type,type,
    relation_image: $i > $i > $i ).

thf(meet_semilatt_str_type,type,
    meet_semilatt_str: $i > $o ).

thf(the_L_meet_type,type,
    the_L_meet: $i > $i ).

thf(quasi_total_type,type,
    quasi_total: $i > $i > $i > $o ).

thf(relation_of2_as_subset_type,type,
    relation_of2_as_subset: $i > $i > $i > $o ).

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

thf(relation_rng_as_subset_type,type,
    relation_rng_as_subset: $i > $i > $i > $i ).

thf(relation_inverse_image_type,type,
    relation_inverse_image: $i > $i > $i ).

thf(cast_as_carrier_subset_type,type,
    cast_as_carrier_subset: $i > $i ).

thf(cup_closed_type,type,
    cup_closed: $i > $o ).

thf(diff_closed_type,type,
    diff_closed: $i > $o ).

thf(preboolean_type,type,
    preboolean: $i > $o ).

thf(ordinal_subset_type,type,
    ordinal_subset: $i > $i > $o ).

thf(are_equipotent_type,type,
    are_equipotent: $i > $i > $o ).

thf(fiber_type,type,
    fiber: $i > $i > $i ).

thf(topological_space_type,type,
    topological_space: $i > $o ).

thf(closed_subset_type,type,
    closed_subset: $i > $i > $o ).

thf(join_semilatt_str_type,type,
    join_semilatt_str: $i > $o ).

thf(the_L_join_type,type,
    the_L_join: $i > $i ).

thf(empty_carrier_subset_type,type,
    empty_carrier_subset: $i > $i ).

thf(latt_str_type,type,
    latt_str: $i > $o ).

thf(unordered_triple_type,type,
    unordered_triple: $i > $i > $i > $i ).

thf(join_commutative_type,type,
    join_commutative: $i > $o ).

thf(join_commut_type,type,
    join_commut: $i > $i > $i > $i ).

thf(join_type,type,
    join: $i > $i > $i > $i ).

thf(subset_complement_type,type,
    subset_complement: $i > $i > $i ).

thf(apply_binary_as_element_type,type,
    apply_binary_as_element: $i > $i > $i > $i > $i > $i > $i ).

thf(meet_commutative_type,type,
    meet_commutative: $i > $o ).

thf(meet_commut_type,type,
    meet_commut: $i > $i > $i > $i ).

thf(open_subset_type,type,
    open_subset: $i > $i > $o ).

thf(meet_type,type,
    meet: $i > $i > $i > $i ).

thf(topstr_closure_type,type,
    topstr_closure: $i > $i > $i ).

thf(set_meet_type,type,
    set_meet: $i > $i ).

thf(union_of_subsets_type,type,
    union_of_subsets: $i > $i > $i ).

thf(meet_absorbing_type,type,
    meet_absorbing: $i > $o ).

thf(subset_difference_type,type,
    subset_difference: $i > $i > $i > $i ).

thf(interior_type,type,
    interior: $i > $i > $i ).

thf(the_topology_type,type,
    the_topology: $i > $i ).

thf(subset_intersection2_type,type,
    subset_intersection2: $i > $i > $i > $i ).

thf(apply_binary_type,type,
    apply_binary: $i > $i > $i > $i ).

thf(meet_of_subsets_type,type,
    meet_of_subsets: $i > $i > $i ).

thf(below_type,type,
    below: $i > $i > $i > $o ).

thf(v1_xcmplx_0_type,type,
    v1_xcmplx_0: $i > $o ).

thf(v1_xreal_0_type,type,
    v1_xreal_0: $i > $o ).

thf(v1_int_1_type,type,
    v1_int_1: $i > $o ).

thf(v1_rat_1_type,type,
    v1_rat_1: $i > $o ).

thf(is_a_cover_of_carrier_type,type,
    is_a_cover_of_carrier: $i > $i > $o ).

thf(107,axiom,
    ! [A: $i,B: $i] :
      ( ( ( empty @ A )
        & ( relation @ B ) )
     => ( ( empty @ ( relation_composition @ B @ A ) )
        & ( relation @ ( relation_composition @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc10_relat_1) ).

thf(1036,plain,
    ! [A: $i,B: $i] :
      ( ( ( empty @ A )
        & ( relation @ B ) )
     => ( ( empty @ ( relation_composition @ B @ A ) )
        & ( relation @ ( relation_composition @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[107]) ).

thf(72,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ ( set_union2 @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_xboole_1) ).

thf(809,plain,
    ! [A: $i,B: $i] : ( subset @ A @ ( set_union2 @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[72]) ).

thf(149,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ( ( in @ A @ B )
          <=> ( ordinal_subset @ ( succ @ A ) @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t33_ordinal1) ).

thf(1337,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ( ( ( in @ A @ B )
             => ( ordinal_subset @ ( succ @ A ) @ B ) )
            & ( ( ordinal_subset @ ( succ @ A ) @ B )
             => ( in @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[149]) ).

thf(28,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ~ ( ( well_ordering @ B )
          & ( equipotent @ A @ ( relation_field @ B ) )
          & ! [C: $i] :
              ( ( relation @ C )
             => ~ ( well_orders @ C @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l30_wellord2) ).

thf(629,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ~ ( ( well_ordering @ B )
          & ( equipotent @ A @ ( relation_field @ B ) )
          & ! [C: $i] :
              ( ( relation @ C )
             => ~ ( well_orders @ C @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(209,axiom,
    ! [A: $i,B: $i] :
      ( ( set_difference @ ( set_union2 @ A @ B ) @ B )
      = ( set_difference @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t40_xboole_1) ).

thf(1767,plain,
    ! [A: $i,B: $i] :
      ( ( set_difference @ ( set_union2 @ A @ B ) @ B )
      = ( set_difference @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[209]) ).

thf(452,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ~ ( ( B != empty_set )
          & ( ( complements_of_subsets @ A @ B )
            = empty_set ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t46_setfam_1) ).

thf(3434,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ~ ( ( B != empty_set )
          & ( ( complements_of_subsets @ A @ B )
            = empty_set ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[452]) ).

thf(472,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( function @ D )
        & ( quasi_total @ D @ A @ B )
        & ( relation_of2_as_subset @ D @ A @ B ) )
     => ! [E: $i] :
          ( ( ( relation @ E )
            & ( function @ E ) )
         => ( ( in @ C @ A )
           => ( ( B = empty_set )
              | ( ( apply @ ( relation_composition @ D @ E ) @ C )
                = ( apply @ E @ ( apply @ D @ C ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t21_funct_2) ).

thf(3566,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( function @ D )
        & ( quasi_total @ D @ A @ B )
        & ( relation_of2_as_subset @ D @ A @ B ) )
     => ! [E: $i] :
          ( ( ( relation @ E )
            & ( function @ E ) )
         => ( ( in @ C @ A )
           => ( ( B = empty_set )
              | ( ( apply @ ( relation_composition @ D @ E ) @ C )
                = ( apply @ E @ ( apply @ D @ C ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[472]) ).

thf(235,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_dom @ ( relation_composition @ A @ B ) ) @ ( relation_dom @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t44_relat_1) ).

thf(1950,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_dom @ ( relation_composition @ A @ B ) ) @ ( relation_dom @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[235]) ).

thf(354,axiom,
    ! [A: $i,B: $i] :
      ( ( ( set_difference @ A @ B )
        = empty_set )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t37_xboole_1) ).

thf(2744,plain,
    ! [A: $i,B: $i] :
      ( ( ( ( set_difference @ A @ B )
          = empty_set )
       => ( subset @ A @ B ) )
      & ( ( subset @ A @ B )
       => ( ( set_difference @ A @ B )
          = empty_set ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[354]) ).

thf(126,axiom,
    ! [A: $i,B: $i] :
      ( ( v2_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ B @ A ) )
        & ( v2_membered @ ( set_intersection2 @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc30_membered) ).

thf(1190,plain,
    ! [A: $i,B: $i] :
      ( ( v2_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ B @ A ) )
        & ( v2_membered @ ( set_intersection2 @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[126]) ).

thf(290,axiom,
    ( ( epsilon_transitive @ omega )
    & ( epsilon_connected @ omega )
    & ( ordinal @ omega )
    & ~ ( empty @ omega ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_ordinal2) ).

thf(2295,plain,
    ( ( epsilon_transitive @ omega )
    & ( epsilon_connected @ omega )
    & ( ordinal @ omega )
    & ~ ( empty @ omega ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[290]) ).

thf(63,axiom,
    ! [A: $i] :
      ( ( being_limit_ordinal @ A )
    <=> ( A
        = ( union @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d6_ordinal1) ).

thf(760,plain,
    ! [A: $i] :
      ( ( ( being_limit_ordinal @ A )
       => ( A
          = ( union @ A ) ) )
      & ( ( A
          = ( union @ A ) )
       => ( being_limit_ordinal @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[63]) ).

thf(286,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( in @ ( ordered_pair @ A @ B ) @ ( cartesian_product2 @ C @ D ) )
    <=> ( ( in @ A @ C )
        & ( in @ B @ D ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l55_zfmisc_1) ).

thf(2280,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( in @ ( ordered_pair @ A @ B ) @ ( cartesian_product2 @ C @ D ) )
       => ( ( in @ A @ C )
          & ( in @ B @ D ) ) )
      & ( ( ( in @ A @ C )
          & ( in @ B @ D ) )
       => ( in @ ( ordered_pair @ A @ B ) @ ( cartesian_product2 @ C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[286]) ).

thf(427,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( subset @ ( interior @ A @ B ) @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t44_tops_1) ).

thf(3172,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( subset @ ( interior @ A @ B ) @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[427]) ).

thf(3,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( well_orders @ A @ ( relation_field @ A ) )
      <=> ( well_ordering @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_wellord1) ).

thf(523,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( well_orders @ A @ ( relation_field @ A ) )
         => ( well_ordering @ A ) )
        & ( ( well_ordering @ A )
         => ( well_orders @ A @ ( relation_field @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(274,axiom,
    ! [A: $i,B: $i] : ( subset @ ( set_intersection2 @ A @ B ) @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t17_xboole_1) ).

thf(2210,plain,
    ! [A: $i,B: $i] : ( subset @ ( set_intersection2 @ A @ B ) @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[274]) ).

thf(228,axiom,
    ! [A: $i] :
      ( ( meet_semilatt_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_l1_lattices) ).

thf(1882,plain,
    ! [A: $i] :
      ( ( meet_semilatt_str @ A )
     => ( one_sorted_str @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[228]) ).

thf(341,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( well_founded_relation @ B )
       => ( well_founded_relation @ ( relation_restriction @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t31_wellord1) ).

thf(2644,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( well_founded_relation @ B )
       => ( well_founded_relation @ ( relation_restriction @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[341]) ).

thf(217,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ~ ( empty @ B ) )
     => ~ ( empty @ ( cartesian_product2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc4_subset_1) ).

thf(1808,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ~ ( empty @ B ) )
     => ~ ( empty @ ( cartesian_product2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[217]) ).

thf(195,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( B
          = ( inclusion_relation @ A ) )
      <=> ( ( ( relation_field @ B )
            = A )
          & ! [C: $i,D: $i] :
              ( ( ( in @ C @ A )
                & ( in @ D @ A ) )
             => ( ( in @ ( ordered_pair @ C @ D ) @ B )
              <=> ( subset @ C @ D ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_wellord2) ).

thf(1618,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( ( B
            = ( inclusion_relation @ A ) )
         => ( ( ( relation_field @ B )
              = A )
            & ! [C: $i,D: $i] :
                ( ( ( in @ C @ A )
                  & ( in @ D @ A ) )
               => ( ( ( in @ ( ordered_pair @ C @ D ) @ B )
                   => ( subset @ C @ D ) )
                  & ( ( subset @ C @ D )
                   => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) ) ) )
        & ( ( ( ( relation_field @ B )
              = A )
            & ! [C: $i,D: $i] :
                ( ( ( in @ C @ A )
                  & ( in @ D @ A ) )
               => ( ( ( in @ ( ordered_pair @ C @ D ) @ B )
                   => ( subset @ C @ D ) )
                  & ( ( subset @ C @ D )
                   => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) ) )
         => ( B
            = ( inclusion_relation @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[195]) ).

thf(392,axiom,
    ! [A: $i] :
      ( ~ ( empty @ A )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
          & ~ ( empty @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_subset_1) ).

thf(2953,plain,
    ! [A: $i] :
      ( ~ ( empty @ A )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
          & ~ ( empty @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[392]) ).

thf(281,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( B
              = ( relation_inverse @ A ) )
          <=> ! [C: $i,D: $i] :
                ( ( in @ ( ordered_pair @ C @ D ) @ B )
              <=> ( in @ ( ordered_pair @ D @ C ) @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d7_relat_1) ).

thf(2248,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( ( B
                = ( relation_inverse @ A ) )
             => ! [C: $i,D: $i] :
                  ( ( ( in @ ( ordered_pair @ C @ D ) @ B )
                   => ( in @ ( ordered_pair @ D @ C ) @ A ) )
                  & ( ( in @ ( ordered_pair @ D @ C ) @ A )
                   => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) )
            & ( ! [C: $i,D: $i] :
                  ( ( ( in @ ( ordered_pair @ C @ D ) @ B )
                   => ( in @ ( ordered_pair @ D @ C ) @ A ) )
                  & ( ( in @ ( ordered_pair @ D @ C ) @ A )
                   => ( in @ ( ordered_pair @ C @ D ) @ B ) ) )
             => ( B
                = ( relation_inverse @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[281]) ).

thf(420,axiom,
    ! [A: $i] :
      ( ( v4_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( v1_membered @ B )
            & ( v2_membered @ B )
            & ( v3_membered @ B )
            & ( v4_membered @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc19_membered) ).

thf(3098,plain,
    ! [A: $i] :
      ( ( v4_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( v1_membered @ B )
            & ( v2_membered @ B )
            & ( v3_membered @ B )
            & ( v4_membered @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[420]) ).

thf(189,axiom,
    ! [A: $i,B: $i] :
      ( ( v4_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ B @ A ) )
        & ( v2_membered @ ( set_intersection2 @ B @ A ) )
        & ( v3_membered @ ( set_intersection2 @ B @ A ) )
        & ( v4_membered @ ( set_intersection2 @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc34_membered) ).

thf(1591,plain,
    ! [A: $i,B: $i] :
      ( ( v4_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ B @ A ) )
        & ( v2_membered @ ( set_intersection2 @ B @ A ) )
        & ( v3_membered @ ( set_intersection2 @ B @ A ) )
        & ( v4_membered @ ( set_intersection2 @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[189]) ).

thf(406,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( element @ ( the_topology @ A ) @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_u1_pre_topc) ).

thf(3012,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( element @ ( the_topology @ A ) @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[406]) ).

thf(130,axiom,
    ! [A: $i] :
      ( ( ( cup_closed @ A )
        & ( diff_closed @ A ) )
     => ( preboolean @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_finsub_1) ).

thf(1205,plain,
    ! [A: $i] :
      ( ( ( cup_closed @ A )
        & ( diff_closed @ A ) )
     => ( preboolean @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[130]) ).

thf(83,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t26_xboole_1) ).

thf(878,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( subset @ ( set_intersection2 @ A @ C ) @ ( set_intersection2 @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[83]) ).

thf(461,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( function @ D )
        & ( quasi_total @ D @ A @ B )
        & ( relation_of2_as_subset @ D @ A @ B ) )
     => ( ( B != empty_set )
       => ! [E: $i] :
            ( ( in @ E @ ( relation_inverse_image @ D @ C ) )
          <=> ( ( in @ E @ A )
              & ( in @ ( apply @ D @ E ) @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t46_funct_2) ).

thf(3498,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( function @ D )
        & ( quasi_total @ D @ A @ B )
        & ( relation_of2_as_subset @ D @ A @ B ) )
     => ( ( B != empty_set )
       => ! [E: $i] :
            ( ( ( in @ E @ ( relation_inverse_image @ D @ C ) )
             => ( ( in @ E @ A )
                & ( in @ ( apply @ D @ E ) @ C ) ) )
            & ( ( ( in @ E @ A )
                & ( in @ ( apply @ D @ E ) @ C ) )
             => ( in @ E @ ( relation_inverse_image @ D @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[461]) ).

thf(214,axiom,
    ! [A: $i] :
      ( ( join_semilatt_str @ A )
     => ( ( function @ ( the_L_join @ A ) )
        & ( quasi_total @ ( the_L_join @ A ) @ ( cartesian_product2 @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) @ ( the_carrier @ A ) )
        & ( relation_of2_as_subset @ ( the_L_join @ A ) @ ( cartesian_product2 @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_u2_lattices) ).

thf(1793,plain,
    ! [A: $i] :
      ( ( join_semilatt_str @ A )
     => ( ( function @ ( the_L_join @ A ) )
        & ( quasi_total @ ( the_L_join @ A ) @ ( cartesian_product2 @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) @ ( the_carrier @ A ) )
        & ( relation_of2_as_subset @ ( the_L_join @ A ) @ ( cartesian_product2 @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) @ ( the_carrier @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[214]) ).

thf(375,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_semilatt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( meet @ A @ B @ C )
                = ( apply_binary_as_element @ ( the_carrier @ A ) @ ( the_carrier @ A ) @ ( the_carrier @ A ) @ ( the_L_meet @ A ) @ B @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_lattices) ).

thf(2854,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_semilatt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( meet @ A @ B @ C )
                = ( apply_binary_as_element @ ( the_carrier @ A ) @ ( the_carrier @ A ) @ ( the_carrier @ A ) @ ( the_L_meet @ A ) @ B @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[375]) ).

thf(69,axiom,
    ! [A: $i] :
      ( ( cast_to_subset @ A )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_subset_1) ).

thf(797,plain,
    ! [A: $i] :
      ( ( cast_to_subset @ A )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[69]) ).

thf(56,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ C ) )
        & ( subset @ ( cartesian_product2 @ C @ A ) @ ( cartesian_product2 @ C @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t118_zfmisc_1) ).

thf(715,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ C ) )
        & ( subset @ ( cartesian_product2 @ C @ A ) @ ( cartesian_product2 @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[56]) ).

thf(504,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( function @ D )
        & ( quasi_total @ D @ A @ B )
        & ( relation_of2_as_subset @ D @ A @ B ) )
     => ( ( subset @ B @ C )
       => ( ( ( B = empty_set )
            & ( A != empty_set ) )
          | ( ( function @ D )
            & ( quasi_total @ D @ A @ C )
            & ( relation_of2_as_subset @ D @ A @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t9_funct_2) ).

thf(3693,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( function @ D )
        & ( quasi_total @ D @ A @ B )
        & ( relation_of2_as_subset @ D @ A @ B ) )
     => ( ( subset @ B @ C )
       => ( ( ( B = empty_set )
            & ( A != empty_set ) )
          | ( ( function @ D )
            & ( quasi_total @ D @ A @ C )
            & ( relation_of2_as_subset @ D @ A @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[504]) ).

thf(246,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i,C: $i] :
          ( ( relation @ C )
         => ( ( C
              = ( relation_dom_restriction @ A @ B ) )
          <=> ! [D: $i,E: $i] :
                ( ( in @ ( ordered_pair @ D @ E ) @ C )
              <=> ( ( in @ D @ B )
                  & ( in @ ( ordered_pair @ D @ E ) @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d11_relat_1) ).

thf(1988,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i,C: $i] :
          ( ( relation @ C )
         => ( ( ( C
                = ( relation_dom_restriction @ A @ B ) )
             => ! [D: $i,E: $i] :
                  ( ( ( in @ ( ordered_pair @ D @ E ) @ C )
                   => ( ( in @ D @ B )
                      & ( in @ ( ordered_pair @ D @ E ) @ A ) ) )
                  & ( ( ( in @ D @ B )
                      & ( in @ ( ordered_pair @ D @ E ) @ A ) )
                   => ( in @ ( ordered_pair @ D @ E ) @ C ) ) ) )
            & ( ! [D: $i,E: $i] :
                  ( ( ( in @ ( ordered_pair @ D @ E ) @ C )
                   => ( ( in @ D @ B )
                      & ( in @ ( ordered_pair @ D @ E ) @ A ) ) )
                  & ( ( ( in @ D @ B )
                      & ( in @ ( ordered_pair @ D @ E ) @ A ) )
                   => ( in @ ( ordered_pair @ D @ E ) @ C ) ) )
             => ( C
                = ( relation_dom_restriction @ A @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[246]) ).

thf(404,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( union_of_subsets @ A @ B )
        = ( union @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k5_setfam_1) ).

thf(3004,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( union_of_subsets @ A @ B )
        = ( union @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[404]) ).

thf(250,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ A @ ( relation_field @ ( relation_restriction @ C @ B ) ) )
       => ( ( in @ A @ ( relation_field @ C ) )
          & ( in @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t19_wellord1) ).

thf(2035,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ A @ ( relation_field @ ( relation_restriction @ C @ B ) ) )
       => ( ( in @ A @ ( relation_field @ C ) )
          & ( in @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[250]) ).

thf(42,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( relation_dom_restriction @ ( relation_rng_restriction @ A @ C ) @ B )
        = ( relation_rng_restriction @ A @ ( relation_dom_restriction @ C @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t140_relat_1) ).

thf(670,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( relation_dom_restriction @ ( relation_rng_restriction @ A @ C ) @ B )
        = ( relation_rng_restriction @ A @ ( relation_dom_restriction @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[42]) ).

thf(328,axiom,
    ! [A: $i,B: $i] :
      ( ( v1_membered @ A )
     => ( v1_membered @ ( set_intersection2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc27_membered) ).

thf(2575,plain,
    ! [A: $i,B: $i] :
      ( ( v1_membered @ A )
     => ( v1_membered @ ( set_intersection2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[328]) ).

thf(276,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ ( relation_rng @ A ) @ ( relation_dom @ B ) )
           => ( ( relation_dom @ ( relation_composition @ A @ B ) )
              = ( relation_dom @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t46_relat_1) ).

thf(2216,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ ( relation_rng @ A ) @ ( relation_dom @ B ) )
           => ( ( relation_dom @ ( relation_composition @ A @ B ) )
              = ( relation_dom @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[276]) ).

thf(135,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(1243,plain,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[135]) ).

thf(55,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( v1_membered @ A )
        & ( v2_membered @ A )
        & ( v3_membered @ A )
        & ( v4_membered @ A )
        & ( v5_membered @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc15_membered) ).

thf(709,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( v1_membered @ A )
        & ( v2_membered @ A )
        & ( v3_membered @ A )
        & ( v4_membered @ A )
        & ( v5_membered @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[55]) ).

thf(232,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( subset @ A @ ( cartesian_product2 @ ( relation_dom @ A ) @ ( relation_rng @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t21_relat_1) ).

thf(1935,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( subset @ A @ ( cartesian_product2 @ ( relation_dom @ A ) @ ( relation_rng @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[232]) ).

thf(162,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( in @ A @ B )
      & ! [C: $i,D: $i] :
          ( ( ( in @ C @ B )
            & ( subset @ D @ C ) )
         => ( in @ D @ B ) )
      & ! [C: $i] :
          ~ ( ( in @ C @ B )
            & ! [D: $i] :
                ~ ( ( in @ D @ B )
                  & ! [E: $i] :
                      ( ( subset @ E @ C )
                     => ( in @ E @ D ) ) ) )
      & ! [C: $i] :
          ~ ( ( subset @ C @ B )
            & ~ ( are_equipotent @ C @ B )
            & ~ ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t9_tarski) ).

thf(1386,plain,
    ! [A: $i] :
    ? [B: $i] :
      ( ( in @ A @ B )
      & ! [C: $i,D: $i] :
          ( ( ( in @ C @ B )
            & ( subset @ D @ C ) )
         => ( in @ D @ B ) )
      & ! [C: $i] :
          ~ ( ( in @ C @ B )
            & ! [D: $i] :
                ~ ( ( in @ D @ B )
                  & ! [E: $i] :
                      ( ( subset @ E @ C )
                     => ( in @ E @ D ) ) ) )
      & ! [C: $i] :
          ~ ( ( subset @ C @ B )
            & ~ ( are_equipotent @ C @ B )
            & ~ ( in @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[162]) ).

thf(16,axiom,
    ! [A: $i] : ( transitive @ ( inclusion_relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_wellord2) ).

thf(565,plain,
    ! [A: $i] : ( transitive @ ( inclusion_relation @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(239,axiom,
    ! [A: $i] :
      ~ ( empty @ ( succ @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_ordinal1) ).

thf(1967,plain,
    ! [A: $i] :
      ~ ( empty @ ( succ @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[239]) ).

thf(138,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_ordinal1) ).

thf(1254,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[138]) ).

thf(502,axiom,
    ! [A: $i] :
      ( ( v1_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( v1_membered @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc16_membered) ).

thf(3688,plain,
    ! [A: $i] :
      ( ( v1_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( v1_membered @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[502]) ).

thf(205,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ B )
        & ( relation @ C )
        & ( function @ C ) )
     => ? [D: $i] :
        ! [E: $i] :
          ( ( in @ E @ D )
        <=> ( ( in @ E @ ( cartesian_product2 @ A @ A ) )
            & ? [F: $i,G: $i] :
                ( ( E
                  = ( ordered_pair @ F @ G ) )
                & ( in @ ( ordered_pair @ ( apply @ C @ F ) @ ( apply @ C @ G ) ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e6_21__wellord2__1) ).

thf(1746,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ B )
        & ( relation @ C )
        & ( function @ C ) )
     => ? [D: $i] :
        ! [E: $i] :
          ( ( ( in @ E @ D )
           => ( ( in @ E @ ( cartesian_product2 @ A @ A ) )
              & ? [F: $i,G: $i] :
                  ( ( E
                    = ( ordered_pair @ F @ G ) )
                  & ( in @ ( ordered_pair @ ( apply @ C @ F ) @ ( apply @ C @ G ) ) @ B ) ) ) )
          & ( ( ( in @ E @ ( cartesian_product2 @ A @ A ) )
              & ? [F: $i,G: $i] :
                  ( ( E
                    = ( ordered_pair @ F @ G ) )
                  & ( in @ ( ordered_pair @ ( apply @ C @ F ) @ ( apply @ C @ G ) ) @ B ) ) )
           => ( in @ E @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[205]) ).

thf(421,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( meet @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_lattices) ).

thf(3103,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( meet @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[421]) ).

thf(334,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ B )
      = ( set_union2 @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_xboole_0) ).

thf(2603,plain,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ B )
      = ( set_union2 @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[334]) ).

thf(245,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( relation @ ( function_inverse @ A ) )
        & ( function @ ( function_inverse @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_funct_1) ).

thf(1985,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( relation @ ( function_inverse @ A ) )
        & ( function @ ( function_inverse @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[245]) ).

thf(208,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( v1_membered @ A )
      & ( v2_membered @ A )
      & ( v3_membered @ A )
      & ( v4_membered @ A )
      & ( v5_membered @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_membered) ).

thf(1760,plain,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( v1_membered @ A )
      & ( v2_membered @ A )
      & ( v3_membered @ A )
      & ( v4_membered @ A )
      & ( v5_membered @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[208]) ).

thf(283,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ordinal_subset @ A @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_ordinal1) ).

thf(2269,plain,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ordinal_subset @ A @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[283]) ).

thf(415,axiom,
    ! [A: $i] :
      ( ( union @ ( powerset @ A ) )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t99_zfmisc_1) ).

thf(3061,plain,
    ! [A: $i] :
      ( ( union @ ( powerset @ A ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[415]) ).

thf(484,axiom,
    ! [A: $i] :
      ( ( element @ A @ omega )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A )
        & ( natural @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc3_arytm_3) ).

thf(3612,plain,
    ! [A: $i] :
      ( ( element @ A @ omega )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A )
        & ( natural @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[484]) ).

thf(89,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( in @ C @ A )
              & ? [F: $i] :
                  ( ( C = F )
                  & ( in @ D @ F )
                  & ! [G: $i] :
                      ( ( in @ G @ F )
                     => ( in @ ( ordered_pair @ D @ G ) @ B ) ) )
              & ( in @ C @ A )
              & ? [F: $i] :
                  ( ( C = F )
                  & ( in @ E @ F )
                  & ! [G: $i] :
                      ( ( in @ G @ F )
                     => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) )
           => ( D = E ) )
       => ? [C: $i] :
            ( ( relation @ C )
            & ( function @ C )
            & ! [D: $i,E: $i] :
                ( ( in @ ( ordered_pair @ D @ E ) @ C )
              <=> ( ( in @ D @ A )
                  & ( in @ D @ A )
                  & ? [F: $i] :
                      ( ( D = F )
                      & ( in @ E @ F )
                      & ! [G: $i] :
                          ( ( in @ G @ F )
                         => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_funct_1__e10_24__wellord2__1) ).

thf(917,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( in @ C @ A )
              & ? [F: $i] :
                  ( ( C = F )
                  & ( in @ D @ F )
                  & ! [G: $i] :
                      ( ( in @ G @ F )
                     => ( in @ ( ordered_pair @ D @ G ) @ B ) ) )
              & ( in @ C @ A )
              & ? [F: $i] :
                  ( ( C = F )
                  & ( in @ E @ F )
                  & ! [G: $i] :
                      ( ( in @ G @ F )
                     => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) )
           => ( D = E ) )
       => ? [C: $i] :
            ( ( relation @ C )
            & ( function @ C )
            & ! [D: $i,E: $i] :
                ( ( ( in @ ( ordered_pair @ D @ E ) @ C )
                 => ( ( in @ D @ A )
                    & ( in @ D @ A )
                    & ? [F: $i] :
                        ( ( D = F )
                        & ( in @ E @ F )
                        & ! [G: $i] :
                            ( ( in @ G @ F )
                           => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) ) )
                & ( ( ( in @ D @ A )
                    & ( in @ D @ A )
                    & ? [F: $i] :
                        ( ( D = F )
                        & ( in @ E @ F )
                        & ! [G: $i] :
                            ( ( in @ G @ F )
                           => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) )
                 => ( in @ ( ordered_pair @ D @ E ) @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[89]) ).

thf(309,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ~ ( empty @ ( succ @ A ) )
        & ( epsilon_transitive @ ( succ @ A ) )
        & ( epsilon_connected @ ( succ @ A ) )
        & ( ordinal @ ( succ @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_ordinal1) ).

thf(2466,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ~ ( empty @ ( succ @ A ) )
        & ( epsilon_transitive @ ( succ @ A ) )
        & ( epsilon_connected @ ( succ @ A ) )
        & ( ordinal @ ( succ @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[309]) ).

thf(110,axiom,
    ! [A: $i,B: $i] :
    ? [C: $i] : ( relation_of2_as_subset @ C @ A @ B ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_m2_relset_1) ).

thf(1059,plain,
    ! [A: $i,B: $i] :
    ? [C: $i] : ( relation_of2_as_subset @ C @ A @ B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[110]) ).

thf(485,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_commutative @ A )
        & ( meet_absorbing @ A )
        & ( latt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( below @ A @ ( meet_commut @ A @ B @ C ) @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t23_lattices) ).

thf(3617,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_commutative @ A )
        & ( meet_absorbing @ A )
        & ( latt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( below @ A @ ( meet_commut @ A @ B @ C ) @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[485]) ).

thf(304,axiom,
    ! [A: $i] :
      ( ( v3_membered @ A )
     => ( v2_membered @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc3_membered) ).

thf(2444,plain,
    ! [A: $i] :
      ( ( v3_membered @ A )
     => ( v2_membered @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[304]) ).

thf(140,axiom,
    ! [A: $i,B: $i,C: $i] :
      ~ ( ( in @ A @ B )
        & ( in @ B @ C )
        & ( in @ C @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_ordinal1) ).

thf(1264,plain,
    ! [A: $i,B: $i,C: $i] :
      ~ ( ( in @ A @ B )
        & ( in @ B @ C )
        & ( in @ C @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[140]) ).

thf(186,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( relation_rng @ ( relation_composition @ A @ B ) )
            = ( relation_image @ B @ ( relation_rng @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t160_relat_1) ).

thf(1577,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( relation_rng @ ( relation_composition @ A @ B ) )
            = ( relation_image @ B @ ( relation_rng @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[186]) ).

thf(170,axiom,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ( closed_subset @ ( cast_as_carrier_subset @ A ) @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc5_pre_topc) ).

thf(1455,plain,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ( closed_subset @ ( cast_as_carrier_subset @ A ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[170]) ).

thf(326,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_rng @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t118_relat_1) ).

thf(2571,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_rng @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[326]) ).

thf(508,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( open_subset @ B @ A )
          <=> ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t30_tops_1) ).

thf(3713,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( ( open_subset @ B @ A )
             => ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) )
            & ( ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A )
             => ( open_subset @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[508]) ).

thf(302,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( finite @ A )
       => ( finite @ ( relation_image @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t17_finset_1) ).

thf(2420,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( finite @ A )
       => ( finite @ ( relation_image @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[302]) ).

thf(32,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( ( relation @ C )
                & ( function @ C ) )
             => ( ( ( well_ordering @ A )
                  & ( relation_isomorphism @ A @ B @ C ) )
               => ( well_ordering @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t54_wellord1) ).

thf(638,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( ( relation @ C )
                & ( function @ C ) )
             => ( ( ( well_ordering @ A )
                  & ( relation_isomorphism @ A @ B @ C ) )
               => ( well_ordering @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).

thf(160,axiom,
    ! [A: $i] :
      ( ( relation @ ( identity_relation @ A ) )
      & ( function @ ( identity_relation @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_funct_1) ).

thf(1379,plain,
    ! [A: $i] :
      ( ( relation @ ( identity_relation @ A ) )
      & ( function @ ( identity_relation @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[160]) ).

thf(376,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( ( closed_subset @ B @ A )
             => ( ( topstr_closure @ A @ B )
                = B ) )
            & ( ( ( topological_space @ A )
                & ( ( topstr_closure @ A @ B )
                  = B ) )
             => ( closed_subset @ B @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t52_pre_topc) ).

thf(2857,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( ( closed_subset @ B @ A )
             => ( ( topstr_closure @ A @ B )
                = B ) )
            & ( ( ( topological_space @ A )
                & ( ( topstr_closure @ A @ B )
                  = B ) )
             => ( closed_subset @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[376]) ).

thf(101,axiom,
    ? [A: $i] :
      ~ ( empty @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(1013,plain,
    ? [A: $i] :
      ~ ( empty @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[101]) ).

thf(388,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ B ) )
            = B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t22_pre_topc) ).

thf(2929,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ B ) )
            = B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[388]) ).

thf(407,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ! [C: $i] :
              ( ( in @ C @ ( the_carrier @ A ) )
             => ( ( in @ C @ ( topstr_closure @ A @ B ) )
              <=> ! [D: $i] :
                    ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
                   => ( ( ( closed_subset @ D @ A )
                        & ( subset @ B @ D ) )
                     => ( in @ C @ D ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t45_pre_topc) ).

thf(3014,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ! [C: $i] :
              ( ( in @ C @ ( the_carrier @ A ) )
             => ( ( ( in @ C @ ( topstr_closure @ A @ B ) )
                 => ! [D: $i] :
                      ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
                     => ( ( ( closed_subset @ D @ A )
                          & ( subset @ B @ D ) )
                       => ( in @ C @ D ) ) ) )
                & ( ! [D: $i] :
                      ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
                     => ( ( ( closed_subset @ D @ A )
                          & ( subset @ B @ D ) )
                       => ( in @ C @ D ) ) )
                 => ( in @ C @ ( topstr_closure @ A @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[407]) ).

thf(263,axiom,
    ! [A: $i,B: $i] :
    ? [C: $i] :
    ! [D: $i] :
      ( ( in @ D @ C )
    <=> ( ( in @ D @ ( cartesian_product2 @ A @ B ) )
        & ? [E: $i,F: $i] :
            ( ( ( ordered_pair @ E @ F )
              = D )
            & ( in @ E @ A )
            & ( F
              = ( singleton @ E ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e16_22__wellord2__1) ).

thf(2158,plain,
    ! [A: $i,B: $i] :
    ? [C: $i] :
    ! [D: $i] :
      ( ( ( in @ D @ C )
       => ( ( in @ D @ ( cartesian_product2 @ A @ B ) )
          & ? [E: $i,F: $i] :
              ( ( ( ordered_pair @ E @ F )
                = D )
              & ( in @ E @ A )
              & ( F
                = ( singleton @ E ) ) ) ) )
      & ( ( ( in @ D @ ( cartesian_product2 @ A @ B ) )
          & ? [E: $i,F: $i] :
              ( ( ( ordered_pair @ E @ F )
                = D )
              & ( in @ E @ A )
              & ( F
                = ( singleton @ E ) ) ) )
       => ( in @ D @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[263]) ).

thf(211,axiom,
    ! [A: $i,B: $i] :
      ( ( v5_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ A @ B ) )
        & ( v2_membered @ ( set_intersection2 @ A @ B ) )
        & ( v3_membered @ ( set_intersection2 @ A @ B ) )
        & ( v4_membered @ ( set_intersection2 @ A @ B ) )
        & ( v5_membered @ ( set_intersection2 @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc35_membered) ).

thf(1773,plain,
    ! [A: $i,B: $i] :
      ( ( v5_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ A @ B ) )
        & ( v2_membered @ ( set_intersection2 @ A @ B ) )
        & ( v3_membered @ ( set_intersection2 @ A @ B ) )
        & ( v4_membered @ ( set_intersection2 @ A @ B ) )
        & ( v5_membered @ ( set_intersection2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[211]) ).

thf(264,axiom,
    ! [A: $i,B: $i] :
      ( ( ( empty @ A )
        & ( relation @ B ) )
     => ( ( empty @ ( relation_composition @ A @ B ) )
        & ( relation @ ( relation_composition @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc9_relat_1) ).

thf(2169,plain,
    ! [A: $i,B: $i] :
      ( ( ( empty @ A )
        & ( relation @ B ) )
     => ( ( empty @ ( relation_composition @ A @ B ) )
        & ( relation @ ( relation_composition @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[264]) ).

thf(112,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( finite @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_finset_1) ).

thf(1087,plain,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( finite @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[112]) ).

thf(144,axiom,
    ! [A: $i,B: $i] :
      ( ( v3_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ A @ B ) )
        & ( v2_membered @ ( set_intersection2 @ A @ B ) )
        & ( v3_membered @ ( set_intersection2 @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc31_membered) ).

thf(1319,plain,
    ! [A: $i,B: $i] :
      ( ( v3_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ A @ B ) )
        & ( v2_membered @ ( set_intersection2 @ A @ B ) )
        & ( v3_membered @ ( set_intersection2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[144]) ).

thf(200,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i,D: $i,E: $i] :
          ( ( ( C = D )
            & ? [F: $i,G: $i] :
                ( ( ( ordered_pair @ F @ G )
                  = D )
                & ( in @ F @ A )
                & ( G
                  = ( singleton @ F ) ) )
            & ( C = E )
            & ? [F: $i,G: $i] :
                ( ( ( ordered_pair @ F @ G )
                  = E )
                & ( in @ F @ A )
                & ( G
                  = ( singleton @ F ) ) ) )
         => ( D = E ) )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( in @ D @ C )
        <=> ? [E: $i] :
              ( ( in @ E @ ( cartesian_product2 @ A @ B ) )
              & ( E = D )
              & ? [F: $i,G: $i] :
                  ( ( ( ordered_pair @ F @ G )
                    = D )
                  & ( in @ F @ A )
                  & ( G
                    = ( singleton @ F ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e16_22__wellord2__2) ).

thf(1704,plain,
    ! [A: $i,B: $i] :
      ( ! [C: $i,D: $i,E: $i] :
          ( ( ( C = D )
            & ? [F: $i,G: $i] :
                ( ( ( ordered_pair @ F @ G )
                  = D )
                & ( in @ F @ A )
                & ( G
                  = ( singleton @ F ) ) )
            & ( C = E )
            & ? [F: $i,G: $i] :
                ( ( ( ordered_pair @ F @ G )
                  = E )
                & ( in @ F @ A )
                & ( G
                  = ( singleton @ F ) ) ) )
         => ( D = E ) )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( ( in @ D @ C )
           => ? [E: $i] :
                ( ( in @ E @ ( cartesian_product2 @ A @ B ) )
                & ( E = D )
                & ? [F: $i,G: $i] :
                    ( ( ( ordered_pair @ F @ G )
                      = D )
                    & ( in @ F @ A )
                    & ( G
                      = ( singleton @ F ) ) ) ) )
          & ( ? [E: $i] :
                ( ( in @ E @ ( cartesian_product2 @ A @ B ) )
                & ( E = D )
                & ? [F: $i,G: $i] :
                    ( ( ( ordered_pair @ F @ G )
                      = D )
                    & ( in @ F @ A )
                    & ( G
                      = ( singleton @ F ) ) ) )
           => ( in @ D @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[200]) ).

thf(203,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A )
        & ( one_to_one @ A ) )
     => ( ( relation @ ( relation_inverse @ A ) )
        & ( function @ ( relation_inverse @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_funct_1) ).

thf(1741,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A )
        & ( one_to_one @ A ) )
     => ( ( relation @ ( relation_inverse @ A ) )
        & ( function @ ( relation_inverse @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[203]) ).

thf(84,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( transitive @ A )
      <=> ! [B: $i,C: $i,D: $i] :
            ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
              & ( in @ ( ordered_pair @ C @ D ) @ A ) )
           => ( in @ ( ordered_pair @ B @ D ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l2_wellord1) ).

thf(881,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( transitive @ A )
         => ! [B: $i,C: $i,D: $i] :
              ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
                & ( in @ ( ordered_pair @ C @ D ) @ A ) )
             => ( in @ ( ordered_pair @ B @ D ) @ A ) ) )
        & ( ! [B: $i,C: $i,D: $i] :
              ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
                & ( in @ ( ordered_pair @ C @ D ) @ A ) )
             => ( in @ ( ordered_pair @ B @ D ) @ A ) )
         => ( transitive @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[84]) ).

thf(177,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( set_union2 @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ A )
            | ( in @ D @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_xboole_0) ).

thf(1489,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( C
          = ( set_union2 @ A @ B ) )
       => ! [D: $i] :
            ( ( ( in @ D @ C )
             => ( ( in @ D @ A )
                | ( in @ D @ B ) ) )
            & ( ( ( in @ D @ A )
                | ( in @ D @ B ) )
             => ( in @ D @ C ) ) ) )
      & ( ! [D: $i] :
            ( ( ( in @ D @ C )
             => ( ( in @ D @ A )
                | ( in @ D @ B ) ) )
            & ( ( ( in @ D @ A )
                | ( in @ D @ B ) )
             => ( in @ D @ C ) ) )
       => ( C
          = ( set_union2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[177]) ).

thf(451,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( open_subset @ B @ A )
          <=> ( in @ B @ ( the_topology @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_pre_topc) ).

thf(3431,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( ( open_subset @ B @ A )
             => ( in @ B @ ( the_topology @ A ) ) )
            & ( ( in @ B @ ( the_topology @ A ) )
             => ( open_subset @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[451]) ).

thf(417,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ! [C: $i] :
          ( ( element @ C @ ( powerset @ ( powerset @ A ) ) )
         => ( ( C
              = ( complements_of_subsets @ A @ B ) )
          <=> ! [D: $i] :
                ( ( element @ D @ ( powerset @ A ) )
               => ( ( in @ D @ C )
                <=> ( in @ ( subset_complement @ A @ D ) @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_setfam_1) ).

thf(3075,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ! [C: $i] :
          ( ( element @ C @ ( powerset @ ( powerset @ A ) ) )
         => ( ( ( C
                = ( complements_of_subsets @ A @ B ) )
             => ! [D: $i] :
                  ( ( element @ D @ ( powerset @ A ) )
                 => ( ( ( in @ D @ C )
                     => ( in @ ( subset_complement @ A @ D ) @ B ) )
                    & ( ( in @ ( subset_complement @ A @ D ) @ B )
                     => ( in @ D @ C ) ) ) ) )
            & ( ! [D: $i] :
                  ( ( element @ D @ ( powerset @ A ) )
                 => ( ( ( in @ D @ C )
                     => ( in @ ( subset_complement @ A @ D ) @ B ) )
                    & ( ( in @ ( subset_complement @ A @ D ) @ B )
                     => ( in @ D @ C ) ) ) )
             => ( C
                = ( complements_of_subsets @ A @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[417]) ).

thf(158,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( ( in @ C @ A )
        | ( subset @ A @ ( set_difference @ B @ ( singleton @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l3_zfmisc_1) ).

thf(1373,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( ( in @ C @ A )
        | ( subset @ A @ ( set_difference @ B @ ( singleton @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[158]) ).

thf(434,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ! [C: $i] :
              ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
             => ( ( C
                  = ( topstr_closure @ A @ B ) )
              <=> ! [D: $i] :
                    ( ( in @ D @ ( the_carrier @ A ) )
                   => ( ( in @ D @ C )
                    <=> ! [E: $i] :
                          ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                         => ~ ( ( open_subset @ E @ A )
                              & ( in @ D @ E )
                              & ( disjoint @ B @ E ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d13_pre_topc) ).

thf(3295,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ! [C: $i] :
              ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
             => ( ( ( C
                    = ( topstr_closure @ A @ B ) )
                 => ! [D: $i] :
                      ( ( in @ D @ ( the_carrier @ A ) )
                     => ( ( ( in @ D @ C )
                         => ! [E: $i] :
                              ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                             => ~ ( ( open_subset @ E @ A )
                                  & ( in @ D @ E )
                                  & ( disjoint @ B @ E ) ) ) )
                        & ( ! [E: $i] :
                              ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                             => ~ ( ( open_subset @ E @ A )
                                  & ( in @ D @ E )
                                  & ( disjoint @ B @ E ) ) )
                         => ( in @ D @ C ) ) ) ) )
                & ( ! [D: $i] :
                      ( ( in @ D @ ( the_carrier @ A ) )
                     => ( ( ( in @ D @ C )
                         => ! [E: $i] :
                              ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                             => ~ ( ( open_subset @ E @ A )
                                  & ( in @ D @ E )
                                  & ( disjoint @ B @ E ) ) ) )
                        & ( ! [E: $i] :
                              ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                             => ~ ( ( open_subset @ E @ A )
                                  & ( in @ D @ E )
                                  & ( disjoint @ B @ E ) ) )
                         => ( in @ D @ C ) ) ) )
                 => ( C
                    = ( topstr_closure @ A @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[434]) ).

thf(495,axiom,
    ! [A: $i] :
      ( ( A != empty_set )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ A )
             => ( ~ ( in @ C @ B )
               => ( in @ C @ ( subset_complement @ A @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t50_subset_1) ).

thf(3670,plain,
    ! [A: $i] :
      ( ( A != empty_set )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ A )
             => ( ~ ( in @ C @ B )
               => ( in @ C @ ( subset_complement @ A @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[495]) ).

thf(505,axiom,
    ! [A: $i] :
      ( ( v4_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( v1_xcmplx_0 @ B )
            & ( v1_xreal_0 @ B )
            & ( v1_int_1 @ B )
            & ( v1_rat_1 @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc13_membered) ).

thf(3702,plain,
    ! [A: $i] :
      ( ( v4_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( v1_xcmplx_0 @ B )
            & ( v1_xreal_0 @ B )
            & ( v1_int_1 @ B )
            & ( v1_rat_1 @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[505]) ).

thf(118,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_dom_restriction @ B @ A ) @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t88_relat_1) ).

thf(1136,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_dom_restriction @ B @ A ) @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[118]) ).

thf(289,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( empty @ A )
      & ( function @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_funct_1) ).

thf(2291,plain,
    ? [A: $i] :
      ( ( relation @ A )
      & ( empty @ A )
      & ( function @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[289]) ).

thf(293,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_rng @ ( relation_rng_restriction @ A @ B ) )
        = ( set_intersection2 @ ( relation_rng @ B ) @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t119_relat_1) ).

thf(2335,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_rng @ ( relation_rng_restriction @ A @ B ) )
        = ( set_intersection2 @ ( relation_rng @ B ) @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[293]) ).

thf(473,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( B != empty_set )
       => ( ( union_of_subsets @ A @ ( complements_of_subsets @ A @ B ) )
          = ( subset_difference @ A @ ( cast_to_subset @ A ) @ ( meet_of_subsets @ A @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t48_setfam_1) ).

thf(3569,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( B != empty_set )
       => ( ( union_of_subsets @ A @ ( complements_of_subsets @ A @ B ) )
          = ( subset_difference @ A @ ( cast_to_subset @ A ) @ ( meet_of_subsets @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[473]) ).

thf(324,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ A @ ( relation_image @ C @ B ) )
      <=> ? [D: $i] :
            ( ( in @ D @ ( relation_dom @ C ) )
            & ( in @ ( ordered_pair @ D @ A ) @ C )
            & ( in @ D @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t143_relat_1) ).

thf(2540,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( ( in @ A @ ( relation_image @ C @ B ) )
         => ? [D: $i] :
              ( ( in @ D @ ( relation_dom @ C ) )
              & ( in @ ( ordered_pair @ D @ A ) @ C )
              & ( in @ D @ B ) ) )
        & ( ? [D: $i] :
              ( ( in @ D @ ( relation_dom @ C ) )
              & ( in @ ( ordered_pair @ D @ A ) @ C )
              & ( in @ D @ B ) )
         => ( in @ A @ ( relation_image @ C @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[324]) ).

thf(220,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_image @ B @ A )
        = ( relation_image @ B @ ( set_intersection2 @ ( relation_dom @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t145_relat_1) ).

thf(1843,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_image @ B @ A )
        = ( relation_image @ B @ ( set_intersection2 @ ( relation_dom @ B ) @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[220]) ).

thf(467,axiom,
    ( ( powerset @ empty_set )
    = ( singleton @ empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_zfmisc_1) ).

thf(3537,plain,
    ( ( powerset @ empty_set )
    = ( singleton @ empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[467]) ).

thf(370,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ! [C: $i] :
          ( ( element @ C @ ( powerset @ A ) )
         => ( ( disjoint @ B @ C )
          <=> ( subset @ B @ ( subset_complement @ A @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t43_subset_1) ).

thf(2833,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ! [C: $i] :
          ( ( element @ C @ ( powerset @ A ) )
         => ( ( ( disjoint @ B @ C )
             => ( subset @ B @ ( subset_complement @ A @ C ) ) )
            & ( ( subset @ B @ ( subset_complement @ A @ C ) )
             => ( disjoint @ B @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[370]) ).

thf(30,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( relation @ ( relation_inverse @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k4_relat_1) ).

thf(634,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( relation @ ( relation_inverse @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(314,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_composition @ A @ B ) ) @ ( relation_rng @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t45_relat_1) ).

thf(2483,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( subset @ ( relation_rng @ ( relation_composition @ A @ B ) ) @ ( relation_rng @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[314]) ).

thf(40,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( singleton @ A )
        = ( unordered_pair @ B @ C ) )
     => ( B = C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t9_zfmisc_1) ).

thf(660,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( singleton @ A )
        = ( unordered_pair @ B @ C ) )
     => ( B = C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[40]) ).

thf(364,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( in @ C @ ( subset_complement @ ( the_carrier @ A ) @ B ) )
              <=> ~ ( in @ C @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l40_tops_1) ).

thf(2809,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( ( in @ C @ ( subset_complement @ ( the_carrier @ A ) @ B ) )
                 => ~ ( in @ C @ B ) )
                & ( ~ ( in @ C @ B )
                 => ( in @ C @ ( subset_complement @ ( the_carrier @ A ) @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[364]) ).

thf(362,axiom,
    ( ( empty @ empty_set )
    & ( relation @ empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc4_relat_1) ).

thf(2804,plain,
    ( ( empty @ empty_set )
    & ( relation @ empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[362]) ).

thf(190,axiom,
    ! [A: $i] :
      ( ( preboolean @ A )
     => ( ( cup_closed @ A )
        & ( diff_closed @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_finsub_1) ).

thf(1600,plain,
    ! [A: $i] :
      ( ( preboolean @ A )
     => ( ( cup_closed @ A )
        & ( diff_closed @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[190]) ).

thf(478,axiom,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ~ ( ( subset @ A @ B )
          & ( A != empty_set )
          & ! [C: $i] :
              ( ( ordinal @ C )
             => ~ ( ( in @ C @ A )
                  & ! [D: $i] :
                      ( ( ordinal @ D )
                     => ( ( in @ D @ A )
                       => ( ordinal_subset @ C @ D ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t32_ordinal1) ).

thf(3588,plain,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ~ ( ( subset @ A @ B )
          & ( A != empty_set )
          & ! [C: $i] :
              ( ( ordinal @ C )
             => ~ ( ( in @ C @ A )
                  & ! [D: $i] :
                      ( ( ordinal @ D )
                     => ( ( in @ D @ A )
                       => ( ordinal_subset @ C @ D ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[478]) ).

thf(272,axiom,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ( ( in @ A @ B )
       => ( ordinal @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t23_ordinal1) ).

thf(2205,plain,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ( ( in @ A @ B )
       => ( ordinal @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[272]) ).

thf(332,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( is_connected_in @ A @ B )
        <=> ! [C: $i,D: $i] :
              ~ ( ( in @ C @ B )
                & ( in @ D @ B )
                & ( C != D )
                & ~ ( in @ ( ordered_pair @ C @ D ) @ A )
                & ~ ( in @ ( ordered_pair @ D @ C ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d6_relat_2) ).

thf(2586,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( ( is_connected_in @ A @ B )
           => ! [C: $i,D: $i] :
                ~ ( ( in @ C @ B )
                  & ( in @ D @ B )
                  & ( C != D )
                  & ~ ( in @ ( ordered_pair @ C @ D ) @ A )
                  & ~ ( in @ ( ordered_pair @ D @ C ) @ A ) ) )
          & ( ! [C: $i,D: $i] :
                ~ ( ( in @ C @ B )
                  & ( in @ D @ B )
                  & ( C != D )
                  & ~ ( in @ ( ordered_pair @ C @ D ) @ A )
                  & ~ ( in @ ( ordered_pair @ D @ C ) @ A ) )
           => ( is_connected_in @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[332]) ).

thf(21,axiom,
    ! [A: $i,B: $i] :
      ~ ( empty @ ( unordered_pair @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_subset_1) ).

thf(602,plain,
    ! [A: $i,B: $i] :
      ~ ( empty @ ( unordered_pair @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(394,axiom,
    ! [A: $i,B: $i] :
      ( ( ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( element @ ( topstr_closure @ A @ B ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k6_pre_topc) ).

thf(2964,plain,
    ! [A: $i,B: $i] :
      ( ( ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( element @ ( topstr_closure @ A @ B ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[394]) ).

thf(122,axiom,
    ! [A: $i,B: $i] :
      ( ( ordered_pair @ A @ B )
      = ( unordered_pair @ ( unordered_pair @ A @ B ) @ ( singleton @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_tarski) ).

thf(1169,plain,
    ! [A: $i,B: $i] :
      ( ( ordered_pair @ A @ B )
      = ( unordered_pair @ ( unordered_pair @ A @ B ) @ ( singleton @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[122]) ).

thf(47,axiom,
    ! [A: $i] : ( reflexive @ ( inclusion_relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_wellord2) ).

thf(687,plain,
    ! [A: $i] : ( reflexive @ ( inclusion_relation @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[47]) ).

thf(49,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( connected @ A )
      <=> ( is_connected_in @ A @ ( relation_field @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d14_relat_2) ).

thf(692,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( connected @ A )
         => ( is_connected_in @ A @ ( relation_field @ A ) ) )
        & ( ( is_connected_in @ A @ ( relation_field @ A ) )
         => ( connected @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[49]) ).

thf(268,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( ( subset @ ( relation_dom @ C ) @ A )
        & ( subset @ ( relation_rng @ C ) @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t12_relset_1) ).

thf(2190,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( ( subset @ ( relation_dom @ C ) @ A )
        & ( subset @ ( relation_rng @ C ) @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[268]) ).

thf(449,axiom,
    ! [A: $i] :
      ( ( finite @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
         => ~ ( ( B != empty_set )
              & ! [C: $i] :
                  ~ ( ( in @ C @ B )
                    & ! [D: $i] :
                        ( ( ( in @ D @ B )
                          & ( subset @ C @ D ) )
                       => ( D = C ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t18_finset_1) ).

thf(3421,plain,
    ! [A: $i] :
      ( ( finite @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
         => ~ ( ( B != empty_set )
              & ! [C: $i] :
                  ~ ( ( in @ C @ B )
                    & ! [D: $i] :
                        ( ( ( in @ D @ B )
                          & ( subset @ C @ D ) )
                       => ( D = C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[449]) ).

thf(413,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( element @ ( subset_complement @ A @ B ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k3_subset_1) ).

thf(3036,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( element @ ( subset_complement @ A @ B ) @ ( powerset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[413]) ).

thf(320,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( subset @ A @ ( union @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t92_zfmisc_1) ).

thf(2530,plain,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( subset @ A @ ( union @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[320]) ).

thf(97,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_xboole_0) ).

thf(988,plain,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[97]) ).

thf(287,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ ( relation_dom @ A ) @ ( relation_rng @ B ) )
           => ( ( relation_rng @ ( relation_composition @ B @ A ) )
              = ( relation_rng @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t47_relat_1) ).

thf(2286,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ ( relation_dom @ A ) @ ( relation_rng @ B ) )
           => ( ( relation_rng @ ( relation_composition @ B @ A ) )
              = ( relation_rng @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[287]) ).

thf(5,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( subset @ A @ B )
        & ( proper_subset @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t60_xboole_1) ).

thf(529,plain,
    ! [A: $i,B: $i] :
      ~ ( ( subset @ A @ B )
        & ( proper_subset @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(68,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( empty @ A )
        & ( function @ A ) )
     => ( ( relation @ A )
        & ( function @ A )
        & ( one_to_one @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_funct_1) ).

thf(793,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( empty @ A )
        & ( function @ A ) )
     => ( ( relation @ A )
        & ( function @ A )
        & ( one_to_one @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[68]) ).

thf(342,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_funct_1) ).

thf(2646,plain,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[342]) ).

thf(340,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ! [C: $i] :
          ( ( ( relation @ C )
            & ( function @ C ) )
         => ( ( in @ A @ ( relation_dom @ B ) )
           => ( ( apply @ ( relation_composition @ B @ C ) @ A )
              = ( apply @ C @ ( apply @ B @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t23_funct_1) ).

thf(2641,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ! [C: $i] :
          ( ( ( relation @ C )
            & ( function @ C ) )
         => ( ( in @ A @ ( relation_dom @ B ) )
           => ( ( apply @ ( relation_composition @ B @ C ) @ A )
              = ( apply @ C @ ( apply @ B @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[340]) ).

thf(337,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_l1_pre_topc) ).

thf(2621,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( one_sorted_str @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[337]) ).

thf(224,axiom,
    ! [A: $i] :
    ? [B: $i] :
    ! [C: $i] :
      ( ( in @ C @ B )
    <=> ( ( in @ C @ A )
        & ( ordinal @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e6_22__wellord2) ).

thf(1868,plain,
    ! [A: $i] :
    ? [B: $i] :
    ! [C: $i] :
      ( ( ( in @ C @ B )
       => ( ( in @ C @ A )
          & ( ordinal @ C ) ) )
      & ( ( ( in @ C @ A )
          & ( ordinal @ C ) )
       => ( in @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[224]) ).

thf(498,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( B != empty_set )
       => ( ( subset_difference @ A @ ( cast_to_subset @ A ) @ ( union_of_subsets @ A @ B ) )
          = ( meet_of_subsets @ A @ ( complements_of_subsets @ A @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t47_setfam_1) ).

thf(3679,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( B != empty_set )
       => ( ( subset_difference @ A @ ( cast_to_subset @ A ) @ ( union_of_subsets @ A @ B ) )
          = ( meet_of_subsets @ A @ ( complements_of_subsets @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[498]) ).

thf(425,axiom,
    ! [A: $i] :
      ( ( v3_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( v1_membered @ B )
            & ( v2_membered @ B )
            & ( v3_membered @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc18_membered) ).

thf(3151,plain,
    ! [A: $i] :
      ( ( v3_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( v1_membered @ B )
            & ( v2_membered @ B )
            & ( v3_membered @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[425]) ).

thf(248,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ! [C: $i] :
          ( ( relation @ C )
         => ( ( C
              = ( relation_rng_restriction @ A @ B ) )
          <=> ! [D: $i,E: $i] :
                ( ( in @ ( ordered_pair @ D @ E ) @ C )
              <=> ( ( in @ E @ A )
                  & ( in @ ( ordered_pair @ D @ E ) @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d12_relat_1) ).

thf(2011,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ! [C: $i] :
          ( ( relation @ C )
         => ( ( ( C
                = ( relation_rng_restriction @ A @ B ) )
             => ! [D: $i,E: $i] :
                  ( ( ( in @ ( ordered_pair @ D @ E ) @ C )
                   => ( ( in @ E @ A )
                      & ( in @ ( ordered_pair @ D @ E ) @ B ) ) )
                  & ( ( ( in @ E @ A )
                      & ( in @ ( ordered_pair @ D @ E ) @ B ) )
                   => ( in @ ( ordered_pair @ D @ E ) @ C ) ) ) )
            & ( ! [D: $i,E: $i] :
                  ( ( ( in @ ( ordered_pair @ D @ E ) @ C )
                   => ( ( in @ E @ A )
                      & ( in @ ( ordered_pair @ D @ E ) @ B ) ) )
                  & ( ( ( in @ E @ A )
                      & ( in @ ( ordered_pair @ D @ E ) @ B ) )
                   => ( in @ ( ordered_pair @ D @ E ) @ C ) ) )
             => ( C
                = ( relation_rng_restriction @ A @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[248]) ).

thf(465,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( element @ C @ ( powerset @ ( cartesian_product2 @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_m2_relset_1) ).

thf(3531,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( element @ C @ ( powerset @ ( cartesian_product2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[465]) ).

thf(128,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( cast_as_carrier_subset @ A )
        = ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_pre_topc) ).

thf(1199,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( cast_as_carrier_subset @ A )
        = ( the_carrier @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[128]) ).

thf(282,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ A @ ( relation_inverse_image @ C @ B ) )
      <=> ? [D: $i] :
            ( ( in @ D @ ( relation_rng @ C ) )
            & ( in @ ( ordered_pair @ A @ D ) @ C )
            & ( in @ D @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t166_relat_1) ).

thf(2264,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( ( in @ A @ ( relation_inverse_image @ C @ B ) )
         => ? [D: $i] :
              ( ( in @ D @ ( relation_rng @ C ) )
              & ( in @ ( ordered_pair @ A @ D ) @ C )
              & ( in @ D @ B ) ) )
        & ( ? [D: $i] :
              ( ( in @ D @ ( relation_rng @ C ) )
              & ( in @ ( ordered_pair @ A @ D ) @ C )
              & ( in @ D @ B ) )
         => ( in @ A @ ( relation_inverse_image @ C @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[282]) ).

thf(93,axiom,
    ! [A: $i] :
      ( ( meet_semilatt_str @ A )
     => ( ( function @ ( the_L_meet @ A ) )
        & ( quasi_total @ ( the_L_meet @ A ) @ ( cartesian_product2 @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) @ ( the_carrier @ A ) )
        & ( relation_of2_as_subset @ ( the_L_meet @ A ) @ ( cartesian_product2 @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_u1_lattices) ).

thf(957,plain,
    ! [A: $i] :
      ( ( meet_semilatt_str @ A )
     => ( ( function @ ( the_L_meet @ A ) )
        & ( quasi_total @ ( the_L_meet @ A ) @ ( cartesian_product2 @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) @ ( the_carrier @ A ) )
        & ( relation_of2_as_subset @ ( the_L_meet @ A ) @ ( cartesian_product2 @ ( the_carrier @ A ) @ ( the_carrier @ A ) ) @ ( the_carrier @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[93]) ).

thf(333,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_dom_restriction @ B @ A ) ) @ ( relation_rng @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t99_relat_1) ).

thf(2601,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_dom_restriction @ B @ A ) ) @ ( relation_rng @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[333]) ).

thf(91,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation_restriction @ A @ B )
          = ( set_intersection2 @ A @ ( cartesian_product2 @ B @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d6_wellord1) ).

thf(952,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation_restriction @ A @ B )
          = ( set_intersection2 @ A @ ( cartesian_product2 @ B @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[91]) ).

thf(176,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ~ ( empty @ ( cast_as_carrier_subset @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_pre_topc) ).

thf(1487,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ~ ( empty @ ( cast_as_carrier_subset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[176]) ).

thf(335,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ! [C: $i] :
          ( ( ( relation @ C )
            & ( function @ C ) )
         => ( ( in @ A @ ( relation_dom @ ( relation_composition @ C @ B ) ) )
          <=> ( ( in @ A @ ( relation_dom @ C ) )
              & ( in @ ( apply @ C @ A ) @ ( relation_dom @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t21_funct_1) ).

thf(2606,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ! [C: $i] :
          ( ( ( relation @ C )
            & ( function @ C ) )
         => ( ( ( in @ A @ ( relation_dom @ ( relation_composition @ C @ B ) ) )
             => ( ( in @ A @ ( relation_dom @ C ) )
                & ( in @ ( apply @ C @ A ) @ ( relation_dom @ B ) ) ) )
            & ( ( ( in @ A @ ( relation_dom @ C ) )
                & ( in @ ( apply @ C @ A ) @ ( relation_dom @ B ) ) )
             => ( in @ A @ ( relation_dom @ ( relation_composition @ C @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[335]) ).

thf(249,axiom,
    ! [A: $i] :
      ( ( latt_str @ A )
     => ( ( meet_semilatt_str @ A )
        & ( join_semilatt_str @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_l3_lattices) ).

thf(2032,plain,
    ! [A: $i] :
      ( ( latt_str @ A )
     => ( ( meet_semilatt_str @ A )
        & ( join_semilatt_str @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[249]) ).

thf(432,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( ( subset_intersection2 @ A @ B @ C )
        = ( subset_intersection2 @ A @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k5_subset_1) ).

thf(3286,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( ( subset_intersection2 @ A @ B @ C )
        = ( subset_intersection2 @ A @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[432]) ).

thf(75,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ C )
        & ( function @ C ) )
     => ( ( in @ B @ ( relation_dom @ ( relation_dom_restriction @ C @ A ) ) )
       => ( ( apply @ ( relation_dom_restriction @ C @ A ) @ B )
          = ( apply @ C @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t70_funct_1) ).

thf(825,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ C )
        & ( function @ C ) )
     => ( ( in @ B @ ( relation_dom @ ( relation_dom_restriction @ C @ A ) ) )
       => ( ( apply @ ( relation_dom_restriction @ C @ A ) @ B )
          = ( apply @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[75]) ).

thf(151,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ~ ( ~ ( being_limit_ordinal @ A )
            & ! [B: $i] :
                ( ( ordinal @ B )
               => ( A
                 != ( succ @ B ) ) ) )
        & ~ ( ? [B: $i] :
                ( ( ordinal @ B )
                & ( A
                  = ( succ @ B ) ) )
            & ( being_limit_ordinal @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t42_ordinal1) ).

thf(1343,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ~ ( ~ ( being_limit_ordinal @ A )
            & ! [B: $i] :
                ( ( ordinal @ B )
               => ( A
                 != ( succ @ B ) ) ) )
        & ~ ( ? [B: $i] :
                ( ( ordinal @ B )
                & ( A
                  = ( succ @ B ) ) )
            & ( being_limit_ordinal @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[151]) ).

thf(104,axiom,
    ! [A: $i] :
      ( ( v4_membered @ A )
     => ( v3_membered @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_membered) ).

thf(1021,plain,
    ! [A: $i] :
      ( ( v4_membered @ A )
     => ( v3_membered @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[104]) ).

thf(481,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( element @ ( subset_intersection2 @ A @ B @ C ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k5_subset_1) ).

thf(3603,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( element @ ( subset_intersection2 @ A @ B @ C ) @ ( powerset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[481]) ).

thf(285,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ ( set_difference @ B @ A ) )
      = ( set_union2 @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t39_xboole_1) ).

thf(2277,plain,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ ( set_difference @ B @ A ) )
      = ( set_union2 @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[285]) ).

thf(154,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ ( singleton @ A ) @ B )
    <=> ( in @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t37_zfmisc_1) ).

thf(1355,plain,
    ! [A: $i,B: $i] :
      ( ( ( subset @ ( singleton @ A ) @ B )
       => ( in @ A @ B ) )
      & ( ( in @ A @ B )
       => ( subset @ ( singleton @ A ) @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[154]) ).

thf(187,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( subset @ A @ B )
       => ( subset @ ( relation_inverse_image @ C @ A ) @ ( relation_inverse_image @ C @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t178_relat_1) ).

thf(1580,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( subset @ A @ B )
       => ( subset @ ( relation_inverse_image @ C @ A ) @ ( relation_inverse_image @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[187]) ).

thf(20,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( singleton @ A )
        = ( unordered_pair @ B @ C ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_zfmisc_1) ).

thf(598,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( singleton @ A )
        = ( unordered_pair @ B @ C ) )
     => ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(260,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( relation_rng @ A )
          = ( relation_dom @ ( relation_inverse @ A ) ) )
        & ( ( relation_dom @ A )
          = ( relation_rng @ ( relation_inverse @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t37_relat_1) ).

thf(2147,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( relation_rng @ A )
          = ( relation_dom @ ( relation_inverse @ A ) ) )
        & ( ( relation_dom @ A )
          = ( relation_rng @ ( relation_inverse @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[260]) ).

thf(463,axiom,
    ! [A: $i] :
      ( ( v5_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( v1_xcmplx_0 @ B )
            & ( natural @ B )
            & ( v1_xreal_0 @ B )
            & ( v1_int_1 @ B )
            & ( v1_rat_1 @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc14_membered) ).

thf(3514,plain,
    ! [A: $i] :
      ( ( v5_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( v1_xcmplx_0 @ B )
            & ( natural @ B )
            & ( v1_xreal_0 @ B )
            & ( v1_int_1 @ B )
            & ( v1_rat_1 @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[463]) ).

thf(499,axiom,
    ! [A: $i] :
      ( ( v1_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( v1_xcmplx_0 @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc10_membered) ).

thf(3682,plain,
    ! [A: $i] :
      ( ( v1_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( v1_xcmplx_0 @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[499]) ).

thf(168,axiom,
    ! [A: $i] :
      ( ( ! [B: $i,C: $i,D: $i] :
            ( ( ( in @ B @ A )
              & ( C
                = ( singleton @ B ) )
              & ( D
                = ( singleton @ B ) ) )
           => ( C = D ) )
        & ! [B: $i] :
            ~ ( ( in @ B @ A )
              & ! [C: $i] :
                  ( C
                 != ( singleton @ B ) ) ) )
     => ? [B: $i] :
          ( ( relation @ B )
          & ( function @ B )
          & ( ( relation_dom @ B )
            = A )
          & ! [C: $i] :
              ( ( in @ C @ A )
             => ( ( apply @ B @ C )
                = ( singleton @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s2_funct_1__e16_22__wellord2__1) ).

thf(1423,plain,
    ! [A: $i] :
      ( ( ! [B: $i,C: $i,D: $i] :
            ( ( ( in @ B @ A )
              & ( C
                = ( singleton @ B ) )
              & ( D
                = ( singleton @ B ) ) )
           => ( C = D ) )
        & ! [B: $i] :
            ~ ( ( in @ B @ A )
              & ! [C: $i] :
                  ( C
                 != ( singleton @ B ) ) ) )
     => ? [B: $i] :
          ( ( relation @ B )
          & ( function @ B )
          & ( ( relation_dom @ B )
            = A )
          & ! [C: $i] :
              ( ( in @ C @ A )
             => ( ( apply @ B @ C )
                = ( singleton @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[168]) ).

thf(308,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_relat_1) ).

thf(2464,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( relation @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[308]) ).

thf(106,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A )
      & ( one_to_one @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_funct_1) ).

thf(1032,plain,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A )
      & ( one_to_one @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[106]) ).

thf(156,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ ( ordered_pair @ A @ B ) @ C )
       => ( ( in @ A @ ( relation_dom @ C ) )
          & ( in @ B @ ( relation_rng @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t20_relat_1) ).

thf(1365,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ ( ordered_pair @ A @ B ) @ C )
       => ( ( in @ A @ ( relation_dom @ C ) )
          & ( in @ B @ ( relation_rng @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[156]) ).

thf(292,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ B @ A )
     => ( ( apply @ ( identity_relation @ A ) @ B )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t35_funct_1) ).

thf(2332,plain,
    ! [A: $i,B: $i] :
      ( ( in @ B @ A )
     => ( ( apply @ ( identity_relation @ A ) @ B )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[292]) ).

thf(171,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( epsilon_transitive @ ( union @ A ) )
        & ( epsilon_connected @ ( union @ A ) )
        & ( ordinal @ ( union @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc4_ordinal1) ).

thf(1457,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( epsilon_transitive @ ( union @ A ) )
        & ( epsilon_connected @ ( union @ A ) )
        & ( ordinal @ ( union @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[171]) ).

thf(132,axiom,
    ! [A: $i,B: $i] :
      ( ( B
        = ( union @ A ) )
    <=> ! [C: $i] :
          ( ( in @ C @ B )
        <=> ? [D: $i] :
              ( ( in @ C @ D )
              & ( in @ D @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_tarski) ).

thf(1210,plain,
    ! [A: $i,B: $i] :
      ( ( ( B
          = ( union @ A ) )
       => ! [C: $i] :
            ( ( ( in @ C @ B )
             => ? [D: $i] :
                  ( ( in @ C @ D )
                  & ( in @ D @ A ) ) )
            & ( ? [D: $i] :
                  ( ( in @ C @ D )
                  & ( in @ D @ A ) )
             => ( in @ C @ B ) ) ) )
      & ( ! [C: $i] :
            ( ( ( in @ C @ B )
             => ? [D: $i] :
                  ( ( in @ C @ D )
                  & ( in @ D @ A ) ) )
            & ( ? [D: $i] :
                  ( ( in @ C @ D )
                  & ( in @ D @ A ) )
             => ( in @ C @ B ) ) )
       => ( B
          = ( union @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[132]) ).

thf(410,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( ( subset_intersection2 @ A @ B @ C )
        = ( set_intersection2 @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k5_subset_1) ).

thf(3028,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( ( subset_intersection2 @ A @ B @ C )
        = ( set_intersection2 @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[410]) ).

thf(280,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( B
            = ( relation_rng @ A ) )
        <=> ! [C: $i] :
              ( ( in @ C @ B )
            <=> ? [D: $i] : ( in @ ( ordered_pair @ D @ C ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_relat_1) ).

thf(2228,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( ( B
              = ( relation_rng @ A ) )
           => ! [C: $i] :
                ( ( ( in @ C @ B )
                 => ? [D: $i] : ( in @ ( ordered_pair @ D @ C ) @ A ) )
                & ( ? [D: $i] : ( in @ ( ordered_pair @ D @ C ) @ A )
                 => ( in @ C @ B ) ) ) )
          & ( ! [C: $i] :
                ( ( ( in @ C @ B )
                 => ? [D: $i] : ( in @ ( ordered_pair @ D @ C ) @ A ) )
                & ( ? [D: $i] : ( in @ ( ordered_pair @ D @ C ) @ A )
                 => ( in @ C @ B ) ) )
           => ( B
              = ( relation_rng @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[280]) ).

thf(490,axiom,
    ( ( relation @ empty_set )
    & ( relation_empty_yielding @ empty_set )
    & ( function @ empty_set )
    & ( one_to_one @ empty_set )
    & ( empty @ empty_set )
    & ( epsilon_transitive @ empty_set )
    & ( epsilon_connected @ empty_set )
    & ( ordinal @ empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_ordinal1) ).

thf(3647,plain,
    ( ( relation @ empty_set )
    & ( relation_empty_yielding @ empty_set )
    & ( function @ empty_set )
    & ( one_to_one @ empty_set )
    & ( empty @ empty_set )
    & ( epsilon_transitive @ empty_set )
    & ( epsilon_connected @ empty_set )
    & ( ordinal @ empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[490]) ).

thf(479,axiom,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ( open_subset @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_tops_1) ).

thf(3595,plain,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ( open_subset @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[479]) ).

thf(45,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_restriction @ B @ A )
        = ( relation_dom_restriction @ ( relation_rng_restriction @ A @ B ) @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t17_wellord1) ).

thf(682,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_restriction @ B @ A )
        = ( relation_dom_restriction @ ( relation_rng_restriction @ A @ B ) @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[45]) ).

thf(127,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( reflexive @ A )
      <=> ! [B: $i] :
            ( ( in @ B @ ( relation_field @ A ) )
           => ( in @ ( ordered_pair @ B @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l1_wellord1) ).

thf(1195,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( reflexive @ A )
         => ! [B: $i] :
              ( ( in @ B @ ( relation_field @ A ) )
             => ( in @ ( ordered_pair @ B @ B ) @ A ) ) )
        & ( ! [B: $i] :
              ( ( in @ B @ ( relation_field @ A ) )
             => ( in @ ( ordered_pair @ B @ B ) @ A ) )
         => ( reflexive @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[127]) ).

thf(11,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ A )
     => ( relation @ ( relation_restriction @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_wellord1) ).

thf(551,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ A )
     => ( relation @ ( relation_restriction @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(318,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ B )
        & ( relation @ C )
        & ( function @ C ) )
     => ( ! [D: $i,E: $i,F: $i] :
            ( ( ( D = E )
              & ? [G: $i,H: $i] :
                  ( ( E
                    = ( ordered_pair @ G @ H ) )
                  & ( in @ ( ordered_pair @ ( apply @ C @ G ) @ ( apply @ C @ H ) ) @ B ) )
              & ( D = F )
              & ? [G: $i,H: $i] :
                  ( ( F
                    = ( ordered_pair @ G @ H ) )
                  & ( in @ ( ordered_pair @ ( apply @ C @ G ) @ ( apply @ C @ H ) ) @ B ) ) )
           => ( E = F ) )
       => ? [D: $i] :
          ! [E: $i] :
            ( ( in @ E @ D )
          <=> ? [F: $i] :
                ( ( in @ F @ ( cartesian_product2 @ A @ A ) )
                & ( F = E )
                & ? [G: $i,H: $i] :
                    ( ( E
                      = ( ordered_pair @ G @ H ) )
                    & ( in @ ( ordered_pair @ ( apply @ C @ G ) @ ( apply @ C @ H ) ) @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e6_21__wellord2__1) ).

thf(2492,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ B )
        & ( relation @ C )
        & ( function @ C ) )
     => ( ! [D: $i,E: $i,F: $i] :
            ( ( ( D = E )
              & ? [G: $i,H: $i] :
                  ( ( E
                    = ( ordered_pair @ G @ H ) )
                  & ( in @ ( ordered_pair @ ( apply @ C @ G ) @ ( apply @ C @ H ) ) @ B ) )
              & ( D = F )
              & ? [G: $i,H: $i] :
                  ( ( F
                    = ( ordered_pair @ G @ H ) )
                  & ( in @ ( ordered_pair @ ( apply @ C @ G ) @ ( apply @ C @ H ) ) @ B ) ) )
           => ( E = F ) )
       => ? [D: $i] :
          ! [E: $i] :
            ( ( ( in @ E @ D )
             => ? [F: $i] :
                  ( ( in @ F @ ( cartesian_product2 @ A @ A ) )
                  & ( F = E )
                  & ? [G: $i,H: $i] :
                      ( ( E
                        = ( ordered_pair @ G @ H ) )
                      & ( in @ ( ordered_pair @ ( apply @ C @ G ) @ ( apply @ C @ H ) ) @ B ) ) ) )
            & ( ? [F: $i] :
                  ( ( in @ F @ ( cartesian_product2 @ A @ A ) )
                  & ( F = E )
                  & ? [G: $i,H: $i] :
                      ( ( E
                        = ( ordered_pair @ G @ H ) )
                      & ( in @ ( ordered_pair @ ( apply @ C @ G ) @ ( apply @ C @ H ) ) @ B ) ) )
             => ( in @ E @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[318]) ).

thf(51,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( finite @ ( relation_dom @ A ) )
       => ( finite @ ( relation_rng @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t26_finset_1) ).

thf(697,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( finite @ ( relation_dom @ A ) )
       => ( finite @ ( relation_rng @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[51]) ).

thf(401,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ? [C: $i] :
          ( ( element @ C @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
          & ! [D: $i] :
              ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
             => ( ( in @ D @ C )
              <=> ? [E: $i] :
                    ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                    & ( E = D )
                    & ( closed_subset @ E @ A )
                    & ( subset @ B @ D ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s3_subset_1__e1_40__pre_topc) ).

thf(2990,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ? [C: $i] :
          ( ( element @ C @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
          & ! [D: $i] :
              ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
             => ( ( ( in @ D @ C )
                 => ? [E: $i] :
                      ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                      & ( E = D )
                      & ( closed_subset @ E @ A )
                      & ( subset @ B @ D ) ) )
                & ( ? [E: $i] :
                      ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                      & ( E = D )
                      & ( closed_subset @ E @ A )
                      & ( subset @ B @ D ) )
                 => ( in @ D @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[401]) ).

thf(182,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ A @ C ) )
     => ( subset @ A @ ( set_intersection2 @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t19_xboole_1) ).

thf(1534,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ A @ C ) )
     => ( subset @ A @ ( set_intersection2 @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[182]) ).

thf(398,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ ( powerset @ ( the_carrier @ A ) ) )
            & ? [E: $i] :
                ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                & ( E = D )
                & ( closed_subset @ E @ A )
                & ( subset @ B @ D ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e1_40__pre_topc__1) ).

thf(2973,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( ( in @ D @ C )
           => ( ( in @ D @ ( powerset @ ( the_carrier @ A ) ) )
              & ? [E: $i] :
                  ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( E = D )
                  & ( closed_subset @ E @ A )
                  & ( subset @ B @ D ) ) ) )
          & ( ( ( in @ D @ ( powerset @ ( the_carrier @ A ) ) )
              & ? [E: $i] :
                  ( ( element @ E @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( E = D )
                  & ( closed_subset @ E @ A )
                  & ( subset @ B @ D ) ) )
           => ( in @ D @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[398]) ).

thf(240,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ C @ B ) )
     => ( subset @ ( set_union2 @ A @ C ) @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_xboole_1) ).

thf(1970,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ C @ B ) )
     => ( subset @ ( set_union2 @ A @ C ) @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[240]) ).

thf(99,axiom,
    ! [A: $i] :
      ( ( v2_membered @ A )
     => ( v1_membered @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc4_membered) ).

thf(1006,plain,
    ! [A: $i] :
      ( ( v2_membered @ A )
     => ( v1_membered @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[99]) ).

thf(206,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( empty_carrier @ A )
      <=> ( empty @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_struct_0) ).

thf(1755,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( ( empty_carrier @ A )
         => ( empty @ ( the_carrier @ A ) ) )
        & ( ( empty @ ( the_carrier @ A ) )
         => ( empty_carrier @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[206]) ).

thf(454,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( function @ D )
        & ( quasi_total @ D @ A @ B )
        & ( relation_of2_as_subset @ D @ A @ B ) )
     => ( ( in @ C @ A )
       => ( ( B = empty_set )
          | ( in @ ( apply @ D @ C ) @ ( relation_rng @ D ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t6_funct_2) ).

thf(3440,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( function @ D )
        & ( quasi_total @ D @ A @ B )
        & ( relation_of2_as_subset @ D @ A @ B ) )
     => ( ( in @ C @ A )
       => ( ( B = empty_set )
          | ( in @ ( apply @ D @ C ) @ ( relation_rng @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[454]) ).

thf(155,axiom,
    ! [A: $i] :
      ( ~ ( empty @ ( singleton @ A ) )
      & ( finite @ ( singleton @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_finset_1) ).

thf(1360,plain,
    ! [A: $i] :
      ( ~ ( empty @ ( singleton @ A ) )
      & ( finite @ ( singleton @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[155]) ).

thf(152,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( B
        = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t45_xboole_1) ).

thf(1350,plain,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( B
        = ( set_union2 @ A @ ( set_difference @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[152]) ).

thf(422,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ? [B: $i] :
        ! [C: $i] :
          ( ( in @ C @ B )
        <=> ( ( in @ C @ ( succ @ A ) )
            & ? [D: $i] :
                ( ( ordinal @ D )
                & ( C = D )
                & ( ( in @ D @ omega )
                 => ! [E: $i] :
                      ( ( element @ E @ ( powerset @ ( powerset @ D ) ) )
                     => ~ ( ( E != empty_set )
                          & ! [F: $i] :
                              ~ ( ( in @ F @ E )
                                & ! [G: $i] :
                                    ( ( ( in @ G @ E )
                                      & ( subset @ F @ G ) )
                                   => ( G = F ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e18_27__finset_1__1) ).

thf(3105,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ? [B: $i] :
        ! [C: $i] :
          ( ( ( in @ C @ B )
           => ( ( in @ C @ ( succ @ A ) )
              & ? [D: $i] :
                  ( ( ordinal @ D )
                  & ( C = D )
                  & ( ( in @ D @ omega )
                   => ! [E: $i] :
                        ( ( element @ E @ ( powerset @ ( powerset @ D ) ) )
                       => ~ ( ( E != empty_set )
                            & ! [F: $i] :
                                ~ ( ( in @ F @ E )
                                  & ! [G: $i] :
                                      ( ( ( in @ G @ E )
                                        & ( subset @ F @ G ) )
                                     => ( G = F ) ) ) ) ) ) ) ) )
          & ( ( ( in @ C @ ( succ @ A ) )
              & ? [D: $i] :
                  ( ( ordinal @ D )
                  & ( C = D )
                  & ( ( in @ D @ omega )
                   => ! [E: $i] :
                        ( ( element @ E @ ( powerset @ ( powerset @ D ) ) )
                       => ~ ( ( E != empty_set )
                            & ! [F: $i] :
                                ~ ( ( in @ F @ E )
                                  & ! [G: $i] :
                                      ( ( ( in @ G @ E )
                                        & ( subset @ F @ G ) )
                                     => ( G = F ) ) ) ) ) ) ) )
           => ( in @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[422]) ).

thf(291,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ! [B: $i,C: $i] :
          ( ( C
            = ( relation_image @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ? [E: $i] :
                  ( ( in @ E @ ( relation_dom @ A ) )
                  & ( in @ E @ B )
                  & ( D
                    = ( apply @ A @ E ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d12_funct_1) ).

thf(2300,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ! [B: $i,C: $i] :
          ( ( ( C
              = ( relation_image @ A @ B ) )
           => ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ? [E: $i] :
                      ( ( in @ E @ ( relation_dom @ A ) )
                      & ( in @ E @ B )
                      & ( D
                        = ( apply @ A @ E ) ) ) )
                & ( ? [E: $i] :
                      ( ( in @ E @ ( relation_dom @ A ) )
                      & ( in @ E @ B )
                      & ( D
                        = ( apply @ A @ E ) ) )
                 => ( in @ D @ C ) ) ) )
          & ( ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ? [E: $i] :
                      ( ( in @ E @ ( relation_dom @ A ) )
                      & ( in @ E @ B )
                      & ( D
                        = ( apply @ A @ E ) ) ) )
                & ( ? [E: $i] :
                      ( ( in @ E @ ( relation_dom @ A ) )
                      & ( in @ E @ B )
                      & ( D
                        = ( apply @ A @ E ) ) )
                 => ( in @ D @ C ) ) )
           => ( C
              = ( relation_image @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[291]) ).

thf(319,axiom,
    ! [A: $i] :
      ( ! [B: $i,C: $i,D: $i] :
          ( ( ( in @ B @ A )
            & ( C
              = ( singleton @ B ) )
            & ( in @ B @ A )
            & ( D
              = ( singleton @ B ) ) )
         => ( C = D ) )
     => ? [B: $i] :
        ! [C: $i] :
          ( ( in @ C @ B )
        <=> ? [D: $i] :
              ( ( in @ D @ A )
              & ( in @ D @ A )
              & ( C
                = ( singleton @ D ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e16_22__wellord2__1) ).

thf(2515,plain,
    ! [A: $i] :
      ( ! [B: $i,C: $i,D: $i] :
          ( ( ( in @ B @ A )
            & ( C
              = ( singleton @ B ) )
            & ( in @ B @ A )
            & ( D
              = ( singleton @ B ) ) )
         => ( C = D ) )
     => ? [B: $i] :
        ! [C: $i] :
          ( ( ( in @ C @ B )
           => ? [D: $i] :
                ( ( in @ D @ A )
                & ( in @ D @ A )
                & ( C
                  = ( singleton @ D ) ) ) )
          & ( ? [D: $i] :
                ( ( in @ D @ A )
                & ( in @ D @ A )
                & ( C
                  = ( singleton @ D ) ) )
           => ( in @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[319]) ).

thf(446,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_commutative @ A )
        & ( join_semilatt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( ( below @ A @ B @ C )
                  & ( below @ A @ C @ B ) )
               => ( B = C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t26_lattices) ).

thf(3413,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_commutative @ A )
        & ( join_semilatt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( ( below @ A @ B @ C )
                  & ( below @ A @ C @ B ) )
               => ( B = C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[446]) ).

thf(90,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ A @ ( relation_dom @ ( relation_dom_restriction @ C @ B ) ) )
      <=> ( ( in @ A @ B )
          & ( in @ A @ ( relation_dom @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t86_relat_1) ).

thf(948,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( ( in @ A @ ( relation_dom @ ( relation_dom_restriction @ C @ B ) ) )
         => ( ( in @ A @ B )
            & ( in @ A @ ( relation_dom @ C ) ) ) )
        & ( ( ( in @ A @ B )
            & ( in @ A @ ( relation_dom @ C ) ) )
         => ( in @ A @ ( relation_dom @ ( relation_dom_restriction @ C @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[90]) ).

thf(361,axiom,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ( closed_subset @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc6_pre_topc) ).

thf(2801,plain,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ( closed_subset @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[361]) ).

thf(216,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( relation_empty_yielding @ A )
      & ( function @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc4_funct_1) ).

thf(1804,plain,
    ? [A: $i] :
      ( ( relation @ A )
      & ( relation_empty_yielding @ A )
      & ( function @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[216]) ).

thf(25,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( antisymmetric @ A )
      <=> ( is_antisymmetric_in @ A @ ( relation_field @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d12_relat_2) ).

thf(615,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( antisymmetric @ A )
         => ( is_antisymmetric_in @ A @ ( relation_field @ A ) ) )
        & ( ( is_antisymmetric_in @ A @ ( relation_field @ A ) )
         => ( antisymmetric @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(373,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ! [B: $i,C: $i] :
            ~ ( in @ ( ordered_pair @ B @ C ) @ A )
       => ( A = empty_set ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t56_relat_1) ).

thf(2841,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ! [B: $i,C: $i] :
            ~ ( in @ ( ordered_pair @ B @ C ) @ A )
       => ( A = empty_set ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[373]) ).

thf(146,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_ordinal1) ).

thf(1328,plain,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[146]) ).

thf(119,axiom,
    ! [A: $i] :
      ( ( ( relation_dom @ ( identity_relation @ A ) )
        = A )
      & ( ( relation_rng @ ( identity_relation @ A ) )
        = A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t71_relat_1) ).

thf(1138,plain,
    ! [A: $i] :
      ( ( ( relation_dom @ ( identity_relation @ A ) )
        = A )
      & ( ( relation_rng @ ( identity_relation @ A ) )
        = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[119]) ).

thf(323,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_xboole_0) ).

thf(2537,plain,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[323]) ).

thf(66,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ B )
        & ( relation @ C )
        & ( function @ C ) )
     => ? [D: $i] :
          ( ( relation @ D )
          & ! [E: $i,F: $i] :
              ( ( in @ ( ordered_pair @ E @ F ) @ D )
            <=> ( ( in @ E @ A )
                & ( in @ F @ A )
                & ( in @ ( ordered_pair @ ( apply @ C @ E ) @ ( apply @ C @ F ) ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_relat_1__e6_21__wellord2) ).

thf(783,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ B )
        & ( relation @ C )
        & ( function @ C ) )
     => ? [D: $i] :
          ( ( relation @ D )
          & ! [E: $i,F: $i] :
              ( ( ( in @ ( ordered_pair @ E @ F ) @ D )
               => ( ( in @ E @ A )
                  & ( in @ F @ A )
                  & ( in @ ( ordered_pair @ ( apply @ C @ E ) @ ( apply @ C @ F ) ) @ B ) ) )
              & ( ( ( in @ E @ A )
                  & ( in @ F @ A )
                  & ( in @ ( ordered_pair @ ( apply @ C @ E ) @ ( apply @ C @ F ) ) @ B ) )
               => ( in @ ( ordered_pair @ E @ F ) @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[66]) ).

thf(339,axiom,
    ! [A: $i] :
      ( ( succ @ A )
      = ( set_union2 @ A @ ( singleton @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_ordinal1) ).

thf(2638,plain,
    ! [A: $i] :
      ( ( succ @ A )
      = ( set_union2 @ A @ ( singleton @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[339]) ).

thf(424,axiom,
    ! [A: $i] :
      ( ( A = empty_set )
    <=> ! [B: $i] :
          ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_xboole_0) ).

thf(3143,plain,
    ! [A: $i] :
      ( ( ( A = empty_set )
       => ! [B: $i] :
            ~ ( in @ B @ A ) )
      & ( ! [B: $i] :
            ~ ( in @ B @ A )
       => ( A = empty_set ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[424]) ).

thf(234,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A )
      & ( one_to_one @ A )
      & ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_ordinal1) ).

thf(1942,plain,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A )
      & ( one_to_one @ A )
      & ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[234]) ).

thf(402,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
     => ( element @ ( relation_dom_as_subset @ A @ B @ C ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k4_relset_1) ).

thf(3000,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
     => ( element @ ( relation_dom_as_subset @ A @ B @ C ) @ ( powerset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[402]) ).

thf(12,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( well_orders @ B @ A )
       => ( ( ( relation_field @ ( relation_restriction @ B @ A ) )
            = A )
          & ( well_ordering @ ( relation_restriction @ B @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t25_wellord2) ).

thf(554,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( well_orders @ B @ A )
       => ( ( ( relation_field @ ( relation_restriction @ B @ A ) )
            = A )
          & ( well_ordering @ ( relation_restriction @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(369,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_commutative @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( meet_commut @ A @ B @ C )
        = ( meet_commut @ A @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k4_lattices) ).

thf(2830,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_commutative @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( meet_commut @ A @ B @ C )
        = ( meet_commut @ A @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[369]) ).

thf(34,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( ( relation @ C )
                & ( function @ C ) )
             => ( ( relation_isomorphism @ A @ B @ C )
               => ( relation_isomorphism @ B @ A @ ( function_inverse @ C ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t49_wellord1) ).

thf(642,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( ( relation @ C )
                & ( function @ C ) )
             => ( ( relation_isomorphism @ A @ B @ C )
               => ( relation_isomorphism @ B @ A @ ( function_inverse @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).

thf(233,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( being_limit_ordinal @ A )
      <=> ! [B: $i] :
            ( ( ordinal @ B )
           => ( ( in @ B @ A )
             => ( in @ ( succ @ B ) @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t41_ordinal1) ).

thf(1937,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( ( being_limit_ordinal @ A )
         => ! [B: $i] :
              ( ( ordinal @ B )
             => ( ( in @ B @ A )
               => ( in @ ( succ @ B ) @ A ) ) ) )
        & ( ! [B: $i] :
              ( ( ordinal @ B )
             => ( ( in @ B @ A )
               => ( in @ ( succ @ B ) @ A ) ) )
         => ( being_limit_ordinal @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[233]) ).

thf(251,axiom,
    ! [A: $i,B: $i] :
      ( ( disjoint @ A @ B )
    <=> ( ( set_difference @ A @ B )
        = A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t83_xboole_1) ).

thf(2038,plain,
    ! [A: $i,B: $i] :
      ( ( ( disjoint @ A @ B )
       => ( ( set_difference @ A @ B )
          = A ) )
      & ( ( ( set_difference @ A @ B )
          = A )
       => ( disjoint @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[251]) ).

thf(204,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( set_difference @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_relat_1) ).

thf(1744,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( set_difference @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[204]) ).

thf(54,axiom,
    ! [A: $i,B: $i] :
      ( ( finite @ A )
     => ( finite @ ( set_intersection2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc11_finset_1) ).

thf(706,plain,
    ! [A: $i,B: $i] :
      ( ( finite @ A )
     => ( finite @ ( set_intersection2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[54]) ).

thf(166,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( subset @ ( fiber @ ( relation_restriction @ C @ A ) @ B ) @ ( fiber @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t21_wellord1) ).

thf(1419,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( subset @ ( fiber @ ( relation_restriction @ C @ A ) @ B ) @ ( fiber @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[166]) ).

thf(306,axiom,
    ! [A: $i,B: $i] :
    ? [C: $i] : ( relation_of2 @ C @ A @ B ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_m1_relset_1) ).

thf(2460,plain,
    ! [A: $i,B: $i] :
    ? [C: $i] : ( relation_of2 @ C @ A @ B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[306]) ).

thf(360,axiom,
    ! [A: $i] :
      ( ( set_union2 @ A @ empty_set )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_boole) ).

thf(2798,plain,
    ! [A: $i] :
      ( ( set_union2 @ A @ empty_set )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[360]) ).

thf(202,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( well_founded_relation @ ( inclusion_relation @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t6_wellord2) ).

thf(1739,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( well_founded_relation @ ( inclusion_relation @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[202]) ).

thf(172,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng_restriction @ A @ B ) @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t117_relat_1) ).

thf(1461,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng_restriction @ A @ B ) @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[172]) ).

thf(165,axiom,
    ! [A: $i,B: $i] :
      ( ( v2_membered @ A )
     => ( ( v1_membered @ ( set_difference @ A @ B ) )
        & ( v2_membered @ ( set_difference @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc38_membered) ).

thf(1414,plain,
    ! [A: $i,B: $i] :
      ( ( v2_membered @ A )
     => ( ( v1_membered @ ( set_difference @ A @ B ) )
        & ( v2_membered @ ( set_difference @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[165]) ).

thf(4,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( relation @ B )
      & ( well_orders @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t26_wellord2) ).

thf(526,plain,
    ! [A: $i] :
    ? [B: $i] :
      ( ( relation @ B )
      & ( well_orders @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(218,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( empty @ ( empty_carrier_subset @ A ) )
        & ( v1_membered @ ( empty_carrier_subset @ A ) )
        & ( v2_membered @ ( empty_carrier_subset @ A ) )
        & ( v3_membered @ ( empty_carrier_subset @ A ) )
        & ( v4_membered @ ( empty_carrier_subset @ A ) )
        & ( v5_membered @ ( empty_carrier_subset @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_pre_topc) ).

thf(1810,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( empty @ ( empty_carrier_subset @ A ) )
        & ( v1_membered @ ( empty_carrier_subset @ A ) )
        & ( v2_membered @ ( empty_carrier_subset @ A ) )
        & ( v3_membered @ ( empty_carrier_subset @ A ) )
        & ( v4_membered @ ( empty_carrier_subset @ A ) )
        & ( v5_membered @ ( empty_carrier_subset @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[218]) ).

thf(265,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ~ ( ~ ( in @ A @ B )
              & ( A != B )
              & ~ ( in @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t24_ordinal1) ).

thf(2172,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ~ ( ~ ( in @ A @ B )
              & ( A != B )
              & ~ ( in @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[265]) ).

thf(102,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
       => ( one_to_one @ ( function_inverse @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t62_funct_1) ).

thf(1016,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
       => ( one_to_one @ ( function_inverse @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[102]) ).

thf(131,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( empty @ ( relation_inverse @ A ) )
        & ( relation @ ( relation_inverse @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc11_relat_1) ).

thf(1207,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( empty @ ( relation_inverse @ A ) )
        & ( relation @ ( relation_inverse @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[131]) ).

thf(512,axiom,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( open_subset @ ( interior @ A @ B ) @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t51_tops_1) ).

thf(3723,plain,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( open_subset @ ( interior @ A @ B ) @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[512]) ).

thf(346,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_image @ B @ A ) @ ( relation_rng @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t144_relat_1) ).

thf(2666,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_image @ B @ A ) @ ( relation_rng @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[346]) ).

thf(193,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( ( set_union2 @ ( singleton @ A ) @ B )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t46_zfmisc_1) ).

thf(1612,plain,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( ( set_union2 @ ( singleton @ A ) @ B )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[193]) ).

thf(343,axiom,
    ! [A: $i] :
      ( ( relation @ A )
    <=> ! [B: $i] :
          ~ ( ( in @ B @ A )
            & ! [C: $i,D: $i] :
                ( B
               != ( ordered_pair @ C @ D ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_relat_1) ).

thf(2649,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
       => ! [B: $i] :
            ~ ( ( in @ B @ A )
              & ! [C: $i,D: $i] :
                  ( B
                 != ( ordered_pair @ C @ D ) ) ) )
      & ( ! [B: $i] :
            ~ ( ( in @ B @ A )
              & ! [C: $i,D: $i] :
                  ( B
                 != ( ordered_pair @ C @ D ) ) )
       => ( relation @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[343]) ).

thf(108,axiom,
    ! [A: $i] :
      ( ~ ( empty @ A )
     => ~ ( ! [B: $i] :
              ~ ( ( in @ B @ A )
                & ( B = empty_set ) )
          & ! [B: $i] :
              ( ( ( relation @ B )
                & ( function @ B ) )
             => ~ ( ( ( relation_dom @ B )
                    = A )
                  & ! [C: $i] :
                      ( ( in @ C @ A )
                     => ( in @ ( apply @ B @ C ) @ C ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t28_wellord2) ).

thf(1039,plain,
    ! [A: $i] :
      ( ~ ( empty @ A )
     => ~ ( ! [B: $i] :
              ~ ( ( in @ B @ A )
                & ( B = empty_set ) )
          & ! [B: $i] :
              ( ( ( relation @ B )
                & ( function @ B ) )
             => ~ ( ( ( relation_dom @ B )
                    = A )
                  & ! [C: $i] :
                      ( ( in @ C @ A )
                     => ( in @ ( apply @ B @ C ) @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[108]) ).

thf(396,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( element @ ( subset_difference @ A @ B @ C ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k6_subset_1) ).

thf(2968,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( element @ ( subset_difference @ A @ B @ C ) @ ( powerset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[396]) ).

thf(469,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
      & ( empty @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_subset_1) ).

thf(3541,plain,
    ! [A: $i] :
    ? [B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
      & ( empty @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[469]) ).

thf(169,axiom,
    ? [A: $i] :
      ( ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_ordinal1) ).

thf(1451,plain,
    ? [A: $i] :
      ( ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[169]) ).

thf(371,axiom,
    ! [A: $i] :
      ( ( finite @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( finite @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_finset_1) ).

thf(2836,plain,
    ! [A: $i] :
      ( ( finite @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( finite @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[371]) ).

thf(242,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( function @ A )
        & ( relation @ B )
        & ( function @ B ) )
     => ( ( relation @ ( relation_composition @ A @ B ) )
        & ( function @ ( relation_composition @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_funct_1) ).

thf(1974,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( function @ A )
        & ( relation @ B )
        & ( function @ B ) )
     => ( ( relation @ ( relation_composition @ A @ B ) )
        & ( function @ ( relation_composition @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[242]) ).

thf(330,axiom,
    ? [A: $i] :
      ( ( one_sorted_str @ A )
      & ~ ( empty_carrier @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_struct_0) ).

thf(2581,plain,
    ? [A: $i] :
      ( ( one_sorted_str @ A )
      & ~ ( empty_carrier @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[330]) ).

thf(225,axiom,
    ! [A: $i,B: $i] :
      ( ( finite @ A )
     => ( finite @ ( set_difference @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc12_finset_1) ).

thf(1874,plain,
    ! [A: $i,B: $i] :
      ( ( finite @ A )
     => ( finite @ ( set_difference @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[225]) ).

thf(416,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( well_founded_relation @ A )
      <=> ! [B: $i] :
            ~ ( ( subset @ B @ ( relation_field @ A ) )
              & ( B != empty_set )
              & ! [C: $i] :
                  ~ ( ( in @ C @ B )
                    & ( disjoint @ ( fiber @ A @ C ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_wellord1) ).

thf(3064,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( well_founded_relation @ A )
         => ! [B: $i] :
              ~ ( ( subset @ B @ ( relation_field @ A ) )
                & ( B != empty_set )
                & ! [C: $i] :
                    ~ ( ( in @ C @ B )
                      & ( disjoint @ ( fiber @ A @ C ) @ B ) ) ) )
        & ( ! [B: $i] :
              ~ ( ( subset @ B @ ( relation_field @ A ) )
                & ( B != empty_set )
                & ! [C: $i] :
                    ~ ( ( in @ C @ B )
                      & ( disjoint @ ( fiber @ A @ C ) @ B ) ) )
         => ( well_founded_relation @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[416]) ).

thf(244,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ ( unordered_pair @ A @ B ) @ C )
    <=> ( ( in @ A @ C )
        & ( in @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t38_zfmisc_1) ).

thf(1979,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ ( unordered_pair @ A @ B ) @ C )
       => ( ( in @ A @ C )
          & ( in @ B @ C ) ) )
      & ( ( ( in @ A @ C )
          & ( in @ B @ C ) )
       => ( subset @ ( unordered_pair @ A @ B ) @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[244]) ).

thf(284,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
    <=> ( relation_of2 @ C @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_m2_relset_1) ).

thf(2272,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation_of2_as_subset @ C @ A @ B )
       => ( relation_of2 @ C @ A @ B ) )
      & ( ( relation_of2 @ C @ A @ B )
       => ( relation_of2_as_subset @ C @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[284]) ).

thf(22,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_dom_restriction @ B @ A )
        = ( relation_composition @ ( identity_relation @ A ) @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t94_relat_1) ).

thf(605,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_dom_restriction @ B @ A )
        = ( relation_composition @ ( identity_relation @ A ) @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(36,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( ( relation @ C )
                & ( function @ C ) )
             => ( ( relation_isomorphism @ A @ B @ C )
               => ( ( ( reflexive @ A )
                   => ( reflexive @ B ) )
                  & ( ( transitive @ A )
                   => ( transitive @ B ) )
                  & ( ( connected @ A )
                   => ( connected @ B ) )
                  & ( ( antisymmetric @ A )
                   => ( antisymmetric @ B ) )
                  & ( ( well_founded_relation @ A )
                   => ( well_founded_relation @ B ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t53_wellord1) ).

thf(647,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( ( relation @ C )
                & ( function @ C ) )
             => ( ( relation_isomorphism @ A @ B @ C )
               => ( ( ( reflexive @ A )
                   => ( reflexive @ B ) )
                  & ( ( transitive @ A )
                   => ( transitive @ B ) )
                  & ( ( connected @ A )
                   => ( connected @ B ) )
                  & ( ( antisymmetric @ A )
                   => ( antisymmetric @ B ) )
                  & ( ( well_founded_relation @ A )
                   => ( well_founded_relation @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).

thf(491,axiom,
    ! [A: $i] :
      ( ( set_difference @ empty_set @ A )
      = empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_boole) ).

thf(3656,plain,
    ! [A: $i] :
      ( ( set_difference @ empty_set @ A )
      = empty_set ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[491]) ).

thf(389,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
        & ( relation @ C )
        & ( function @ C ) )
     => ( ! [D: $i,E: $i,F: $i] :
            ( ( ( D = E )
              & ( in @ ( relation_image @ C @ E ) @ B )
              & ( D = F )
              & ( in @ ( relation_image @ C @ F ) @ B ) )
           => ( E = F ) )
       => ? [D: $i] :
          ! [E: $i] :
            ( ( in @ E @ D )
          <=> ? [F: $i] :
                ( ( in @ F @ ( powerset @ ( relation_dom @ C ) ) )
                & ( F = E )
                & ( in @ ( relation_image @ C @ E ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e6_27__finset_1__1) ).

thf(2932,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
        & ( relation @ C )
        & ( function @ C ) )
     => ( ! [D: $i,E: $i,F: $i] :
            ( ( ( D = E )
              & ( in @ ( relation_image @ C @ E ) @ B )
              & ( D = F )
              & ( in @ ( relation_image @ C @ F ) @ B ) )
           => ( E = F ) )
       => ? [D: $i] :
          ! [E: $i] :
            ( ( ( in @ E @ D )
             => ? [F: $i] :
                  ( ( in @ F @ ( powerset @ ( relation_dom @ C ) ) )
                  & ( F = E )
                  & ( in @ ( relation_image @ C @ E ) @ B ) ) )
            & ( ? [F: $i] :
                  ( ( in @ F @ ( powerset @ ( relation_dom @ C ) ) )
                  & ( F = E )
                  & ( in @ ( relation_image @ C @ E ) @ B ) )
             => ( in @ E @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[389]) ).

thf(96,axiom,
    ? [A: $i] :
      ( ( empty @ A )
      & ( relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_relat_1) ).

thf(985,plain,
    ? [A: $i] :
      ( ( empty @ A )
      & ( relation @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[96]) ).

thf(316,axiom,
    ! [A: $i] :
      ( ( v5_membered @ A )
     => ( v4_membered @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_membered) ).

thf(2487,plain,
    ! [A: $i] :
      ( ( v5_membered @ A )
     => ( v4_membered @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[316]) ).

thf(374,axiom,
    ! [A: $i] :
      ( ~ ( empty @ ( powerset @ A ) )
      & ( cup_closed @ ( powerset @ A ) )
      & ( diff_closed @ ( powerset @ A ) )
      & ( preboolean @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_finsub_1) ).

thf(2845,plain,
    ! [A: $i] :
      ( ~ ( empty @ ( powerset @ A ) )
      & ( cup_closed @ ( powerset @ A ) )
      & ( diff_closed @ ( powerset @ A ) )
      & ( preboolean @ ( powerset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[374]) ).

thf(18,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( unordered_pair @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( D = A )
            | ( D = B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_tarski) ).

thf(569,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( C
          = ( unordered_pair @ A @ B ) )
       => ! [D: $i] :
            ( ( ( in @ D @ C )
             => ( ( D = A )
                | ( D = B ) ) )
            & ( ( ( D = A )
                | ( D = B ) )
             => ( in @ D @ C ) ) ) )
      & ( ! [D: $i] :
            ( ( ( in @ D @ C )
             => ( ( D = A )
                | ( D = B ) ) )
            & ( ( ( D = A )
                | ( D = B ) )
             => ( in @ D @ C ) ) )
       => ( C
          = ( unordered_pair @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(444,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( meet_of_subsets @ A @ B ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k6_setfam_1) ).

thf(3409,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( meet_of_subsets @ A @ B ) @ ( powerset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[444]) ).

thf(377,axiom,
    ! [A: $i,B: $i] :
      ( ( ( A != empty_set )
       => ( ( B
            = ( set_meet @ A ) )
        <=> ! [C: $i] :
              ( ( in @ C @ B )
            <=> ! [D: $i] :
                  ( ( in @ D @ A )
                 => ( in @ C @ D ) ) ) ) )
      & ( ( A = empty_set )
       => ( ( B
            = ( set_meet @ A ) )
        <=> ( B = empty_set ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_setfam_1) ).

thf(2862,plain,
    ! [A: $i,B: $i] :
      ( ( ( A != empty_set )
       => ( ( ( B
              = ( set_meet @ A ) )
           => ! [C: $i] :
                ( ( ( in @ C @ B )
                 => ! [D: $i] :
                      ( ( in @ D @ A )
                     => ( in @ C @ D ) ) )
                & ( ! [D: $i] :
                      ( ( in @ D @ A )
                     => ( in @ C @ D ) )
                 => ( in @ C @ B ) ) ) )
          & ( ! [C: $i] :
                ( ( ( in @ C @ B )
                 => ! [D: $i] :
                      ( ( in @ D @ A )
                     => ( in @ C @ D ) ) )
                & ( ! [D: $i] :
                      ( ( in @ D @ A )
                     => ( in @ C @ D ) )
                 => ( in @ C @ B ) ) )
           => ( B
              = ( set_meet @ A ) ) ) ) )
      & ( ( A = empty_set )
       => ( ( ( B
              = ( set_meet @ A ) )
           => ( B = empty_set ) )
          & ( ( B = empty_set )
           => ( B
              = ( set_meet @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[377]) ).

thf(147,axiom,
    ? [A: $i] : ( one_sorted_str @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_l1_struct_0) ).

thf(1333,plain,
    ? [A: $i] : ( one_sorted_str @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[147]) ).

thf(129,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_dom @ ( relation_dom_restriction @ B @ A ) )
        = ( set_intersection2 @ ( relation_dom @ B ) @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t90_relat_1) ).

thf(1202,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_dom @ ( relation_dom_restriction @ B @ A ) )
        = ( set_intersection2 @ ( relation_dom @ B ) @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[129]) ).

thf(134,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
        | ( ordinal_subset @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',connectedness_r1_ordinal1) ).

thf(1241,plain,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
        | ( ordinal_subset @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[134]) ).

thf(71,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc3_ordinal1) ).

thf(805,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[71]) ).

thf(7,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( well_ordering @ ( inclusion_relation @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_wellord2) ).

thf(541,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( well_ordering @ ( inclusion_relation @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(221,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t33_xboole_1) ).

thf(1846,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( subset @ A @ B )
     => ( subset @ ( set_difference @ A @ C ) @ ( set_difference @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[221]) ).

thf(294,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( relation_of2_as_subset @ D @ C @ A )
     => ( ( subset @ A @ B )
       => ( relation_of2_as_subset @ D @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t16_relset_1) ).

thf(2338,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( relation_of2_as_subset @ D @ C @ A )
     => ( ( subset @ A @ B )
       => ( relation_of2_as_subset @ D @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[294]) ).

thf(86,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( A = B )
          <=> ! [C: $i,D: $i] :
                ( ( in @ ( ordered_pair @ C @ D ) @ A )
              <=> ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_relat_1) ).

thf(888,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( ( A = B )
             => ! [C: $i,D: $i] :
                  ( ( ( in @ ( ordered_pair @ C @ D ) @ A )
                   => ( in @ ( ordered_pair @ C @ D ) @ B ) )
                  & ( ( in @ ( ordered_pair @ C @ D ) @ B )
                   => ( in @ ( ordered_pair @ C @ D ) @ A ) ) ) )
            & ( ! [C: $i,D: $i] :
                  ( ( ( in @ ( ordered_pair @ C @ D ) @ A )
                   => ( in @ ( ordered_pair @ C @ D ) @ B ) )
                  & ( ( in @ ( ordered_pair @ C @ D ) @ B )
                   => ( in @ ( ordered_pair @ C @ D ) @ A ) ) )
             => ( A = B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[86]) ).

thf(174,axiom,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ ( succ @ B ) )
            & ? [E: $i] :
                ( ( ordinal @ E )
                & ( D = E )
                & ( in @ E @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e8_6__wellord2__1) ).

thf(1466,plain,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( ( in @ D @ C )
           => ( ( in @ D @ ( succ @ B ) )
              & ? [E: $i] :
                  ( ( ordinal @ E )
                  & ( D = E )
                  & ( in @ E @ A ) ) ) )
          & ( ( ( in @ D @ ( succ @ B ) )
              & ? [E: $i] :
                  ( ( ordinal @ E )
                  & ( D = E )
                  & ( in @ E @ A ) ) )
           => ( in @ D @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[174]) ).

thf(13,axiom,
    ! [A: $i] : ( relation @ ( inclusion_relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_wellord2) ).

thf(558,plain,
    ! [A: $i] : ( relation @ ( inclusion_relation @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(487,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( subset_complement @ ( the_carrier @ A ) @ B )
            = ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t17_pre_topc) ).

thf(3639,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( subset_complement @ ( the_carrier @ A ) @ B )
            = ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[487]) ).

thf(385,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( element @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_subset) ).

thf(2915,plain,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( element @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[385]) ).

thf(178,axiom,
    ! [A: $i,B: $i] :
      ( ( disjoint @ A @ B )
     => ( disjoint @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_r1_xboole_0) ).

thf(1515,plain,
    ! [A: $i,B: $i] :
      ( ( disjoint @ A @ B )
     => ( disjoint @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[178]) ).

thf(278,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A )
      & ( one_to_one @ A )
      & ( empty @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_partfun1) ).

thf(2221,plain,
    ? [A: $i] :
      ( ( relation @ A )
      & ( function @ A )
      & ( one_to_one @ A )
      & ( empty @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[278]) ).

thf(259,axiom,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( C = D )
              & ? [F: $i] :
                  ( ( ordinal @ F )
                  & ( D = F )
                  & ( in @ F @ A ) )
              & ( C = E )
              & ? [F: $i] :
                  ( ( ordinal @ F )
                  & ( E = F )
                  & ( in @ F @ A ) ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( in @ D @ C )
          <=> ? [E: $i] :
                ( ( in @ E @ ( succ @ B ) )
                & ( E = D )
                & ? [F: $i] :
                    ( ( ordinal @ F )
                    & ( D = F )
                    & ( in @ F @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e8_6__wellord2__1) ).

thf(2121,plain,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( C = D )
              & ? [F: $i] :
                  ( ( ordinal @ F )
                  & ( D = F )
                  & ( in @ F @ A ) )
              & ( C = E )
              & ? [F: $i] :
                  ( ( ordinal @ F )
                  & ( E = F )
                  & ( in @ F @ A ) ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( ( in @ D @ C )
             => ? [E: $i] :
                  ( ( in @ E @ ( succ @ B ) )
                  & ( E = D )
                  & ? [F: $i] :
                      ( ( ordinal @ F )
                      & ( D = F )
                      & ( in @ F @ A ) ) ) )
            & ( ? [E: $i] :
                  ( ( in @ E @ ( succ @ B ) )
                  & ( E = D )
                  & ? [F: $i] :
                      ( ( ordinal @ F )
                      & ( D = F )
                      & ( in @ F @ A ) ) )
             => ( in @ D @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[259]) ).

thf(349,axiom,
    ! [A: $i,B: $i] :
      ( ( ( finite @ A )
        & ( finite @ B ) )
     => ( finite @ ( set_union2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc9_finset_1) ).

thf(2729,plain,
    ! [A: $i,B: $i] :
      ( ( ( finite @ A )
        & ( finite @ B ) )
     => ( finite @ ( set_union2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[349]) ).

thf(506,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( meet_of_subsets @ A @ B )
        = ( set_meet @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k6_setfam_1) ).

thf(3707,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( meet_of_subsets @ A @ B )
        = ( set_meet @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[506]) ).

thf(1,conjecture,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ~ ( ( B != empty_set )
            & ( ( complements_of_subsets @ A @ B )
              = empty_set ) )
        & ~ ( ( ( complements_of_subsets @ A @ B )
             != empty_set )
            & ( B = empty_set ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t10_tops_2) ).

thf(2,negated_conjecture,
    ~ ! [A: $i,B: $i] :
        ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
       => ( ~ ( ( B != empty_set )
              & ( ( complements_of_subsets @ A @ B )
                = empty_set ) )
          & ~ ( ( ( complements_of_subsets @ A @ B )
               != empty_set )
              & ( B = empty_set ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(513,plain,
    ~ ! [A: $i,B: $i] :
        ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
       => ( ~ ( ( B != empty_set )
              & ( ( complements_of_subsets @ A @ B )
                = empty_set ) )
          & ~ ( ( ( complements_of_subsets @ A @ B )
               != empty_set )
              & ( B = empty_set ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(382,axiom,
    ! [A: $i,B: $i] :
      ( ( disjoint @ A @ B )
    <=> ( ( set_intersection2 @ A @ B )
        = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d7_xboole_0) ).

thf(2904,plain,
    ! [A: $i,B: $i] :
      ( ( ( disjoint @ A @ B )
       => ( ( set_intersection2 @ A @ B )
          = empty_set ) )
      & ( ( ( set_intersection2 @ A @ B )
          = empty_set )
       => ( disjoint @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[382]) ).

thf(433,axiom,
    ! [A: $i] :
      ( ( v5_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( v1_membered @ B )
            & ( v2_membered @ B )
            & ( v3_membered @ B )
            & ( v4_membered @ B )
            & ( v5_membered @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc20_membered) ).

thf(3289,plain,
    ! [A: $i] :
      ( ( v5_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( v1_membered @ B )
            & ( v2_membered @ B )
            & ( v3_membered @ B )
            & ( v4_membered @ B )
            & ( v5_membered @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[433]) ).

thf(48,axiom,
    ! [A: $i] :
      ( ( unordered_pair @ A @ A )
      = ( singleton @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t69_enumset1) ).

thf(689,plain,
    ! [A: $i] :
      ( ( unordered_pair @ A @ A )
      = ( singleton @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[48]) ).

thf(501,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( complements_of_subsets @ A @ B ) @ ( powerset @ ( powerset @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k7_setfam_1) ).

thf(3686,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( complements_of_subsets @ A @ B ) @ ( powerset @ ( powerset @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[501]) ).

thf(378,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( subset @ B @ ( topstr_closure @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t48_pre_topc) ).

thf(2894,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( subset @ B @ ( topstr_closure @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[378]) ).

thf(137,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
     => ( ( relation_rng_as_subset @ A @ B @ C )
        = ( relation_rng @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k5_relset_1) ).

thf(1251,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
     => ( ( relation_rng_as_subset @ A @ B @ C )
        = ( relation_rng @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[137]) ).

thf(26,axiom,
    ! [A: $i,B: $i] :
      ( ( proper_subset @ A @ B )
    <=> ( ( subset @ A @ B )
        & ( A != B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_xboole_0) ).

thf(618,plain,
    ! [A: $i,B: $i] :
      ( ( ( proper_subset @ A @ B )
       => ( ( subset @ A @ B )
          & ( A != B ) ) )
      & ( ( ( subset @ A @ B )
          & ( A != B ) )
       => ( proper_subset @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(300,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ A @ ( relation_restriction @ C @ B ) )
      <=> ( ( in @ A @ C )
          & ( in @ A @ ( cartesian_product2 @ B @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t16_wellord1) ).

thf(2413,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( ( in @ A @ ( relation_restriction @ C @ B ) )
         => ( ( in @ A @ C )
            & ( in @ A @ ( cartesian_product2 @ B @ B ) ) ) )
        & ( ( ( in @ A @ C )
            & ( in @ A @ ( cartesian_product2 @ B @ B ) ) )
         => ( in @ A @ ( relation_restriction @ C @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[300]) ).

thf(397,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( ( subset_difference @ A @ B @ C )
        = ( set_difference @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k6_subset_1) ).

thf(2970,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( ( subset_difference @ A @ B @ C )
        = ( set_difference @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[397]) ).

thf(253,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( set_union2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_relat_1) ).

thf(2048,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( set_union2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[253]) ).

thf(229,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ! [C: $i] :
          ( ! [D: $i,E: $i,F: $i] :
              ( ( ( D = E )
                & ? [G: $i,H: $i] :
                    ( ( ( ordered_pair @ G @ H )
                      = E )
                    & ( in @ G @ A )
                    & ? [I: $i] :
                        ( ( G = I )
                        & ( in @ H @ I )
                        & ! [J: $i] :
                            ( ( in @ J @ I )
                           => ( in @ ( ordered_pair @ H @ J ) @ B ) ) ) )
                & ( D = F )
                & ? [G: $i,H: $i] :
                    ( ( ( ordered_pair @ G @ H )
                      = F )
                    & ( in @ G @ A )
                    & ? [I: $i] :
                        ( ( G = I )
                        & ( in @ H @ I )
                        & ! [J: $i] :
                            ( ( in @ J @ I )
                           => ( in @ ( ordered_pair @ H @ J ) @ B ) ) ) ) )
             => ( E = F ) )
         => ? [D: $i] :
            ! [E: $i] :
              ( ( in @ E @ D )
            <=> ? [F: $i] :
                  ( ( in @ F @ ( cartesian_product2 @ A @ C ) )
                  & ( F = E )
                  & ? [G: $i,H: $i] :
                      ( ( ( ordered_pair @ G @ H )
                        = E )
                      & ( in @ G @ A )
                      & ? [I: $i] :
                          ( ( G = I )
                          & ( in @ H @ I )
                          & ! [J: $i] :
                              ( ( in @ J @ I )
                             => ( in @ ( ordered_pair @ H @ J ) @ B ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e10_24__wellord2__2) ).

thf(1884,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ! [C: $i] :
          ( ! [D: $i,E: $i,F: $i] :
              ( ( ( D = E )
                & ? [G: $i,H: $i] :
                    ( ( ( ordered_pair @ G @ H )
                      = E )
                    & ( in @ G @ A )
                    & ? [I: $i] :
                        ( ( G = I )
                        & ( in @ H @ I )
                        & ! [J: $i] :
                            ( ( in @ J @ I )
                           => ( in @ ( ordered_pair @ H @ J ) @ B ) ) ) )
                & ( D = F )
                & ? [G: $i,H: $i] :
                    ( ( ( ordered_pair @ G @ H )
                      = F )
                    & ( in @ G @ A )
                    & ? [I: $i] :
                        ( ( G = I )
                        & ( in @ H @ I )
                        & ! [J: $i] :
                            ( ( in @ J @ I )
                           => ( in @ ( ordered_pair @ H @ J ) @ B ) ) ) ) )
             => ( E = F ) )
         => ? [D: $i] :
            ! [E: $i] :
              ( ( ( in @ E @ D )
               => ? [F: $i] :
                    ( ( in @ F @ ( cartesian_product2 @ A @ C ) )
                    & ( F = E )
                    & ? [G: $i,H: $i] :
                        ( ( ( ordered_pair @ G @ H )
                          = E )
                        & ( in @ G @ A )
                        & ? [I: $i] :
                            ( ( G = I )
                            & ( in @ H @ I )
                            & ! [J: $i] :
                                ( ( in @ J @ I )
                               => ( in @ ( ordered_pair @ H @ J ) @ B ) ) ) ) ) )
              & ( ? [F: $i] :
                    ( ( in @ F @ ( cartesian_product2 @ A @ C ) )
                    & ( F = E )
                    & ? [G: $i,H: $i] :
                        ( ( ( ordered_pair @ G @ H )
                          = E )
                        & ( in @ G @ A )
                        & ? [I: $i] :
                            ( ( G = I )
                            & ( in @ H @ I )
                            & ! [J: $i] :
                                ( ( in @ J @ I )
                               => ( in @ ( ordered_pair @ H @ J ) @ B ) ) ) ) )
               => ( in @ E @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[229]) ).

thf(317,axiom,
    ! [A: $i,B: $i] :
      ( ( v1_membered @ A )
     => ( v1_membered @ ( set_intersection2 @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc28_membered) ).

thf(2489,plain,
    ! [A: $i,B: $i] :
      ( ( v1_membered @ A )
     => ( v1_membered @ ( set_intersection2 @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[317]) ).

thf(164,axiom,
    ! [A: $i] :
      ( ( function @ A )
    <=> ! [B: $i,C: $i,D: $i] :
          ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
            & ( in @ ( ordered_pair @ B @ D ) @ A ) )
         => ( C = D ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_funct_1) ).

thf(1403,plain,
    ! [A: $i] :
      ( ( ( function @ A )
       => ! [B: $i,C: $i,D: $i] :
            ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
              & ( in @ ( ordered_pair @ B @ D ) @ A ) )
           => ( C = D ) ) )
      & ( ! [B: $i,C: $i,D: $i] :
            ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
              & ( in @ ( ordered_pair @ B @ D ) @ A ) )
           => ( C = D ) )
       => ( function @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[164]) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_restriction @ B @ A )
        = ( relation_rng_restriction @ A @ ( relation_dom_restriction @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t18_wellord1) ).

thf(545,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( relation_restriction @ B @ A )
        = ( relation_rng_restriction @ A @ ( relation_dom_restriction @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(15,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( reflexive @ A )
      <=> ( is_reflexive_in @ A @ ( relation_field @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d9_relat_2) ).

thf(562,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( reflexive @ A )
         => ( is_reflexive_in @ A @ ( relation_field @ A ) ) )
        & ( ( is_reflexive_in @ A @ ( relation_field @ A ) )
         => ( reflexive @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(87,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( in @ A @ B )
        & ( empty @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_boole) ).

thf(904,plain,
    ! [A: $i,B: $i] :
      ~ ( ( in @ A @ B )
        & ( empty @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[87]) ).

thf(194,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_intersection2 @ A @ B )
        = A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t28_xboole_1) ).

thf(1615,plain,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_intersection2 @ A @ B )
        = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[194]) ).

thf(212,axiom,
    ! [A: $i,B: $i] :
      ( ( finite @ B )
     => ( finite @ ( set_intersection2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc10_finset_1) ).

thf(1784,plain,
    ! [A: $i,B: $i] :
      ( ( finite @ B )
     => ( finite @ ( set_intersection2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[212]) ).

thf(180,axiom,
    ! [A: $i,B: $i] :
      ( ( set_intersection2 @ A @ B )
      = ( set_intersection2 @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k3_xboole_0) ).

thf(1520,plain,
    ! [A: $i,B: $i] :
      ( ( set_intersection2 @ A @ B )
      = ( set_intersection2 @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[180]) ).

thf(367,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
        & ( relation @ C )
        & ( function @ C ) )
     => ? [D: $i] :
        ! [E: $i] :
          ( ( in @ E @ D )
        <=> ( ( in @ E @ ( powerset @ ( relation_dom @ C ) ) )
            & ( in @ ( relation_image @ C @ E ) @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e6_27__finset_1) ).

thf(2817,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
        & ( relation @ C )
        & ( function @ C ) )
     => ? [D: $i] :
        ! [E: $i] :
          ( ( ( in @ E @ D )
           => ( ( in @ E @ ( powerset @ ( relation_dom @ C ) ) )
              & ( in @ ( relation_image @ C @ E ) @ B ) ) )
          & ( ( ( in @ E @ ( powerset @ ( relation_dom @ C ) ) )
              & ( in @ ( relation_image @ C @ E ) @ B ) )
           => ( in @ E @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[367]) ).

thf(439,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( ( topological_space @ A )
      <=> ( ( in @ ( the_carrier @ A ) @ ( the_topology @ A ) )
          & ! [B: $i] :
              ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
             => ( ( subset @ B @ ( the_topology @ A ) )
               => ( in @ ( union_of_subsets @ ( the_carrier @ A ) @ B ) @ ( the_topology @ A ) ) ) )
          & ! [B: $i] :
              ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
             => ! [C: $i] :
                  ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
                 => ( ( ( in @ B @ ( the_topology @ A ) )
                      & ( in @ C @ ( the_topology @ A ) ) )
                   => ( in @ ( subset_intersection2 @ ( the_carrier @ A ) @ B @ C ) @ ( the_topology @ A ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_pre_topc) ).

thf(3340,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ( ( ( topological_space @ A )
         => ( ( in @ ( the_carrier @ A ) @ ( the_topology @ A ) )
            & ! [B: $i] :
                ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
               => ( ( subset @ B @ ( the_topology @ A ) )
                 => ( in @ ( union_of_subsets @ ( the_carrier @ A ) @ B ) @ ( the_topology @ A ) ) ) )
            & ! [B: $i] :
                ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
               => ! [C: $i] :
                    ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
                   => ( ( ( in @ B @ ( the_topology @ A ) )
                        & ( in @ C @ ( the_topology @ A ) ) )
                     => ( in @ ( subset_intersection2 @ ( the_carrier @ A ) @ B @ C ) @ ( the_topology @ A ) ) ) ) ) ) )
        & ( ( ( in @ ( the_carrier @ A ) @ ( the_topology @ A ) )
            & ! [B: $i] :
                ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
               => ( ( subset @ B @ ( the_topology @ A ) )
                 => ( in @ ( union_of_subsets @ ( the_carrier @ A ) @ B ) @ ( the_topology @ A ) ) ) )
            & ! [B: $i] :
                ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
               => ! [C: $i] :
                    ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
                   => ( ( ( in @ B @ ( the_topology @ A ) )
                        & ( in @ C @ ( the_topology @ A ) ) )
                     => ( in @ ( subset_intersection2 @ ( the_carrier @ A ) @ B @ C ) @ ( the_topology @ A ) ) ) ) ) )
         => ( topological_space @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[439]) ).

thf(447,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_commutative @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( meet_commut @ A @ B @ C )
        = ( meet @ A @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k4_lattices) ).

thf(3416,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_commutative @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( meet_commut @ A @ B @ C )
        = ( meet @ A @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[447]) ).

thf(311,axiom,
    ! [A: $i] :
      ( ( ( empty @ A )
        & ( ordinal @ A ) )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A )
        & ( natural @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_arytm_3) ).

thf(2474,plain,
    ! [A: $i] :
      ( ( ( empty @ A )
        & ( ordinal @ A ) )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A )
        & ( natural @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[311]) ).

thf(198,axiom,
    ! [A: $i,B: $i] :
      ( ( set_intersection2 @ A @ A )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotence_k3_xboole_0) ).

thf(1675,plain,
    ! [A: $i] :
      ( ( set_intersection2 @ A @ A )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[198]) ).

thf(409,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( ( relation_dom @ A )
            = empty_set )
          | ( ( relation_rng @ A )
            = empty_set ) )
       => ( A = empty_set ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t64_relat_1) ).

thf(3023,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( ( relation_dom @ A )
            = empty_set )
          | ( ( relation_rng @ A )
            = empty_set ) )
       => ( A = empty_set ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[409]) ).

thf(269,axiom,
    ! [A: $i,B: $i] :
    ? [C: $i] :
      ( ( relation_of2 @ C @ A @ B )
      & ( relation @ C )
      & ( function @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_partfun1) ).

thf(2193,plain,
    ! [A: $i,B: $i] :
    ? [C: $i] :
      ( ( relation_of2 @ C @ A @ B )
      & ( relation @ C )
      & ( function @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[269]) ).

thf(213,axiom,
    ! [A: $i,B: $i] :
      ( ( ( set_difference @ A @ ( singleton @ B ) )
        = A )
    <=> ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t65_zfmisc_1) ).

thf(1786,plain,
    ! [A: $i,B: $i] :
      ( ( ( ( set_difference @ A @ ( singleton @ B ) )
          = A )
       => ~ ( in @ B @ A ) )
      & ( ~ ( in @ B @ A )
       => ( ( set_difference @ A @ ( singleton @ B ) )
          = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[213]) ).

thf(493,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_semilatt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( below @ A @ B @ C )
              <=> ( ( join @ A @ B @ C )
                  = C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_lattices) ).

thf(3663,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_semilatt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( ( below @ A @ B @ C )
                 => ( ( join @ A @ B @ C )
                    = C ) )
                & ( ( ( join @ A @ B @ C )
                    = C )
                 => ( below @ A @ B @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[493]) ).

thf(223,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ ( singleton @ A ) @ ( singleton @ B ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t6_zfmisc_1) ).

thf(1865,plain,
    ! [A: $i,B: $i] :
      ( ( subset @ ( singleton @ A ) @ ( singleton @ B ) )
     => ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[223]) ).

thf(403,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
     => ( element @ ( relation_rng_as_subset @ A @ B @ C ) @ ( powerset @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k5_relset_1) ).

thf(3002,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
     => ( element @ ( relation_rng_as_subset @ A @ B @ C ) @ ( powerset @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[403]) ).

thf(201,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( ~ ( disjoint @ A @ B )
          & ! [C: $i] :
              ~ ( ( in @ C @ A )
                & ( in @ C @ B ) ) )
      & ~ ( ? [C: $i] :
              ( ( in @ C @ A )
              & ( in @ C @ B ) )
          & ( disjoint @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_xboole_0) ).

thf(1733,plain,
    ! [A: $i,B: $i] :
      ( ~ ( ~ ( disjoint @ A @ B )
          & ! [C: $i] :
              ~ ( ( in @ C @ A )
                & ( in @ C @ B ) ) )
      & ~ ( ? [C: $i] :
              ( ( in @ C @ A )
              & ( in @ C @ B ) )
          & ( disjoint @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[201]) ).

thf(113,axiom,
    ! [A: $i] :
      ( ( epsilon_transitive @ A )
    <=> ! [B: $i] :
          ( ( in @ B @ A )
         => ( subset @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_ordinal1) ).

thf(1090,plain,
    ! [A: $i] :
      ( ( ( epsilon_transitive @ A )
       => ! [B: $i] :
            ( ( in @ B @ A )
           => ( subset @ B @ A ) ) )
      & ( ! [B: $i] :
            ( ( in @ B @ A )
           => ( subset @ B @ A ) )
       => ( epsilon_transitive @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[113]) ).

thf(486,axiom,
    ! [A: $i,B: $i] :
      ( ( B
        = ( powerset @ A ) )
    <=> ! [C: $i] :
          ( ( in @ C @ B )
        <=> ( subset @ C @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_zfmisc_1) ).

thf(3619,plain,
    ! [A: $i,B: $i] :
      ( ( ( B
          = ( powerset @ A ) )
       => ! [C: $i] :
            ( ( ( in @ C @ B )
             => ( subset @ C @ A ) )
            & ( ( subset @ C @ A )
             => ( in @ C @ B ) ) ) )
      & ( ! [C: $i] :
            ( ( ( in @ C @ B )
             => ( subset @ C @ A ) )
            & ( ( subset @ C @ A )
             => ( in @ C @ B ) ) )
       => ( B
          = ( powerset @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[486]) ).

thf(475,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
         => ~ ( ( is_a_cover_of_carrier @ A @ B )
              & ( B = empty_set ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_tops_2) ).

thf(3579,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
         => ~ ( ( is_a_cover_of_carrier @ A @ B )
              & ( B = empty_set ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[475]) ).

thf(327,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( subset @ A @ ( union @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l50_zfmisc_1) ).

thf(2573,plain,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( subset @ A @ ( union @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[327]) ).

thf(510,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( join @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_lattices) ).

thf(3719,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( join @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[510]) ).

thf(426,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( C = D )
              & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B )
              & ( C = E )
              & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ E ) @ B ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( in @ D @ C )
          <=> ? [E: $i] :
                ( ( in @ E @ ( powerset @ ( the_carrier @ A ) ) )
                & ( E = D )
                & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e2_37_1_1__pre_topc__1) ).

thf(3155,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( C = D )
              & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B )
              & ( C = E )
              & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ E ) @ B ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( ( in @ D @ C )
             => ? [E: $i] :
                  ( ( in @ E @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( E = D )
                  & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B ) ) )
            & ( ? [E: $i] :
                  ( ( in @ E @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( E = D )
                  & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B ) )
             => ( in @ D @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[426]) ).

thf(400,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( empty_carrier_subset @ A )
        = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_pre_topc) ).

thf(2987,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( empty_carrier_subset @ A )
        = empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[400]) ).

thf(185,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ A @ B )
           => ( ( subset @ ( relation_dom @ A ) @ ( relation_dom @ B ) )
              & ( subset @ ( relation_rng @ A ) @ ( relation_rng @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t25_relat_1) ).

thf(1574,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ A @ B )
           => ( ( subset @ ( relation_dom @ A ) @ ( relation_dom @ B ) )
              & ( subset @ ( relation_rng @ A ) @ ( relation_rng @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[185]) ).

thf(359,axiom,
    ( ! [A: $i] :
        ( ( ordinal @ A )
       => ( ! [B: $i] :
              ( ( ordinal @ B )
             => ( ( in @ B @ A )
               => ( ( in @ B @ omega )
                 => ! [C: $i] :
                      ( ( element @ C @ ( powerset @ ( powerset @ B ) ) )
                     => ~ ( ( C != empty_set )
                          & ! [D: $i] :
                              ~ ( ( in @ D @ C )
                                & ! [E: $i] :
                                    ( ( ( in @ E @ C )
                                      & ( subset @ D @ E ) )
                                   => ( E = D ) ) ) ) ) ) ) )
         => ( ( in @ A @ omega )
           => ! [B: $i] :
                ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
               => ~ ( ( B != empty_set )
                    & ! [C: $i] :
                        ~ ( ( in @ C @ B )
                          & ! [D: $i] :
                              ( ( ( in @ D @ B )
                                & ( subset @ C @ D ) )
                             => ( D = C ) ) ) ) ) ) ) )
   => ! [A: $i] :
        ( ( ordinal @ A )
       => ( ( in @ A @ omega )
         => ! [B: $i] :
              ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
             => ~ ( ( B != empty_set )
                  & ! [C: $i] :
                      ~ ( ( in @ C @ B )
                        & ! [D: $i] :
                            ( ( ( in @ D @ B )
                              & ( subset @ C @ D ) )
                           => ( D = C ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s2_ordinal1__e18_27__finset_1__1) ).

thf(2774,plain,
    ( ! [A: $i] :
        ( ( ordinal @ A )
       => ( ! [B: $i] :
              ( ( ordinal @ B )
             => ( ( in @ B @ A )
               => ( ( in @ B @ omega )
                 => ! [C: $i] :
                      ( ( element @ C @ ( powerset @ ( powerset @ B ) ) )
                     => ~ ( ( C != empty_set )
                          & ! [D: $i] :
                              ~ ( ( in @ D @ C )
                                & ! [E: $i] :
                                    ( ( ( in @ E @ C )
                                      & ( subset @ D @ E ) )
                                   => ( E = D ) ) ) ) ) ) ) )
         => ( ( in @ A @ omega )
           => ! [B: $i] :
                ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
               => ~ ( ( B != empty_set )
                    & ! [C: $i] :
                        ~ ( ( in @ C @ B )
                          & ! [D: $i] :
                              ( ( ( in @ D @ B )
                                & ( subset @ C @ D ) )
                             => ( D = C ) ) ) ) ) ) ) )
   => ! [A: $i] :
        ( ( ordinal @ A )
       => ( ( in @ A @ omega )
         => ! [B: $i] :
              ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
             => ~ ( ( B != empty_set )
                  & ! [C: $i] :
                      ~ ( ( in @ C @ B )
                        & ! [D: $i] :
                            ( ( ( in @ D @ B )
                              & ( subset @ C @ D ) )
                           => ( D = C ) ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[359]) ).

thf(448,axiom,
    ! [A: $i] : ( element @ ( cast_to_subset @ A ) @ ( powerset @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_subset_1) ).

thf(3419,plain,
    ! [A: $i] : ( element @ ( cast_to_subset @ A ) @ ( powerset @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[448]) ).

thf(231,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ B @ C ) )
     => ( subset @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_xboole_1) ).

thf(1933,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ B @ C ) )
     => ( subset @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[231]) ).

thf(191,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t116_relat_1) ).

thf(1603,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_rng @ ( relation_rng_restriction @ A @ B ) ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[191]) ).

thf(17,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( relation @ ( relation_rng_restriction @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k8_relat_1) ).

thf(567,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( relation @ ( relation_rng_restriction @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(258,axiom,
    ! [A: $i,B: $i] :
      ( ( equipotent @ A @ B )
    <=> ( are_equipotent @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_r2_wellord2) ).

thf(2116,plain,
    ! [A: $i,B: $i] :
      ( ( ( equipotent @ A @ B )
       => ( are_equipotent @ A @ B ) )
      & ( ( are_equipotent @ A @ B )
       => ( equipotent @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[258]) ).

thf(507,axiom,
    ! [A: $i] :
      ( ( set_intersection2 @ A @ empty_set )
      = empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_boole) ).

thf(3710,plain,
    ! [A: $i] :
      ( ( set_intersection2 @ A @ empty_set )
      = empty_set ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[507]) ).

thf(159,axiom,
    ! [A: $i] :
      ( ! [B: $i] :
          ( ( in @ B @ A )
         => ( ( ordinal @ B )
            & ( subset @ B @ A ) ) )
     => ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t31_ordinal1) ).

thf(1376,plain,
    ! [A: $i] :
      ( ! [B: $i] :
          ( ( in @ B @ A )
         => ( ( ordinal @ B )
            & ( subset @ B @ A ) ) )
     => ( ordinal @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[159]) ).

thf(270,axiom,
    ! [A: $i] :
      ( ? [B: $i] :
          ( ( ordinal @ B )
          & ( in @ B @ A ) )
     => ? [B: $i] :
          ( ( ordinal @ B )
          & ( in @ B @ A )
          & ! [C: $i] :
              ( ( ordinal @ C )
             => ( ( in @ C @ A )
               => ( ordinal_subset @ B @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_ordinal1__e8_6__wellord2) ).

thf(2197,plain,
    ! [A: $i] :
      ( ? [B: $i] :
          ( ( ordinal @ B )
          & ( in @ B @ A ) )
     => ? [B: $i] :
          ( ( ordinal @ B )
          & ( in @ B @ A )
          & ! [C: $i] :
              ( ( ordinal @ C )
             => ( ( in @ C @ A )
               => ( ordinal_subset @ B @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[270]) ).

thf(414,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( succ @ A ) ) ) ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( C = D )
              & ? [F: $i] :
                  ( ( in @ F @ B )
                  & ( D
                    = ( set_difference @ F @ ( singleton @ A ) ) ) )
              & ( C = E )
              & ? [F: $i] :
                  ( ( in @ F @ B )
                  & ( E
                    = ( set_difference @ F @ ( singleton @ A ) ) ) ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( in @ D @ C )
          <=> ? [E: $i] :
                ( ( in @ E @ ( powerset @ A ) )
                & ( E = D )
                & ? [F: $i] :
                    ( ( in @ F @ B )
                    & ( D
                      = ( set_difference @ F @ ( singleton @ A ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e4_27_3_1__finset_1__1) ).

thf(3038,plain,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( succ @ A ) ) ) ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( C = D )
              & ? [F: $i] :
                  ( ( in @ F @ B )
                  & ( D
                    = ( set_difference @ F @ ( singleton @ A ) ) ) )
              & ( C = E )
              & ? [F: $i] :
                  ( ( in @ F @ B )
                  & ( E
                    = ( set_difference @ F @ ( singleton @ A ) ) ) ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( ( in @ D @ C )
             => ? [E: $i] :
                  ( ( in @ E @ ( powerset @ A ) )
                  & ( E = D )
                  & ? [F: $i] :
                      ( ( in @ F @ B )
                      & ( D
                        = ( set_difference @ F @ ( singleton @ A ) ) ) ) ) )
            & ( ? [E: $i] :
                  ( ( in @ E @ ( powerset @ A ) )
                  & ( E = D )
                  & ? [F: $i] :
                      ( ( in @ F @ B )
                      & ( D
                        = ( set_difference @ F @ ( singleton @ A ) ) ) ) )
             => ( in @ D @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[414]) ).

thf(303,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( relation @ C )
             => ( ( C
                  = ( relation_composition @ A @ B ) )
              <=> ! [D: $i,E: $i] :
                    ( ( in @ ( ordered_pair @ D @ E ) @ C )
                  <=> ? [F: $i] :
                        ( ( in @ ( ordered_pair @ D @ F ) @ A )
                        & ( in @ ( ordered_pair @ F @ E ) @ B ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_relat_1) ).

thf(2422,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( relation @ C )
             => ( ( ( C
                    = ( relation_composition @ A @ B ) )
                 => ! [D: $i,E: $i] :
                      ( ( ( in @ ( ordered_pair @ D @ E ) @ C )
                       => ? [F: $i] :
                            ( ( in @ ( ordered_pair @ D @ F ) @ A )
                            & ( in @ ( ordered_pair @ F @ E ) @ B ) ) )
                      & ( ? [F: $i] :
                            ( ( in @ ( ordered_pair @ D @ F ) @ A )
                            & ( in @ ( ordered_pair @ F @ E ) @ B ) )
                       => ( in @ ( ordered_pair @ D @ E ) @ C ) ) ) )
                & ( ! [D: $i,E: $i] :
                      ( ( ( in @ ( ordered_pair @ D @ E ) @ C )
                       => ? [F: $i] :
                            ( ( in @ ( ordered_pair @ D @ F ) @ A )
                            & ( in @ ( ordered_pair @ F @ E ) @ B ) ) )
                      & ( ? [F: $i] :
                            ( ( in @ ( ordered_pair @ D @ F ) @ A )
                            & ( in @ ( ordered_pair @ F @ E ) @ B ) )
                       => ( in @ ( ordered_pair @ D @ E ) @ C ) ) )
                 => ( C
                    = ( relation_composition @ A @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[303]) ).

thf(379,axiom,
    ! [A: $i,B: $i,C: $i] :
      ~ ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) )
        & ( empty @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_subset) ).

thf(2896,plain,
    ! [A: $i,B: $i,C: $i] :
      ~ ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) )
        & ( empty @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[379]) ).

thf(477,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ! [C: $i] :
          ( ( in @ C @ B )
         => ( in @ C @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l3_subset_1) ).

thf(3586,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ! [C: $i] :
          ( ( in @ C @ B )
         => ( in @ C @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[477]) ).

thf(73,axiom,
    ! [A: $i] :
      ( ? [B: $i,C: $i] :
          ( A
          = ( ordered_pair @ B @ C ) )
     => ! [B: $i] :
          ( ( B
            = ( pair_first @ A ) )
        <=> ! [C: $i,D: $i] :
              ( ( A
                = ( ordered_pair @ C @ D ) )
             => ( B = C ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_mcart_1) ).

thf(811,plain,
    ! [A: $i] :
      ( ? [B: $i,C: $i] :
          ( A
          = ( ordered_pair @ B @ C ) )
     => ! [B: $i] :
          ( ( ( B
              = ( pair_first @ A ) )
           => ! [C: $i,D: $i] :
                ( ( A
                  = ( ordered_pair @ C @ D ) )
               => ( B = C ) ) )
          & ( ! [C: $i,D: $i] :
                ( ( A
                  = ( ordered_pair @ C @ D ) )
               => ( B = C ) )
           => ( B
              = ( pair_first @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[73]) ).

thf(226,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ ( relation_field @ B ) )
        & ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t20_wellord1) ).

thf(1877,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ ( relation_field @ B ) )
        & ( subset @ ( relation_field @ ( relation_restriction @ B @ A ) ) @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[226]) ).

thf(365,axiom,
    ! [A: $i] :
      ( ( subset @ A @ empty_set )
     => ( A = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_xboole_1) ).

thf(2812,plain,
    ! [A: $i] :
      ( ( subset @ A @ empty_set )
     => ( A = empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[365]) ).

thf(353,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( subset @ ( relation_image @ B @ ( relation_inverse_image @ B @ A ) ) @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t145_funct_1) ).

thf(2742,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( subset @ ( relation_image @ B @ ( relation_inverse_image @ B @ A ) ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[353]) ).

thf(423,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ ( singleton @ B ) )
    <=> ( ( A = empty_set )
        | ( A
          = ( singleton @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t39_zfmisc_1) ).

thf(3133,plain,
    ! [A: $i,B: $i] :
      ( ( ( subset @ A @ ( singleton @ B ) )
       => ( ( A = empty_set )
          | ( A
            = ( singleton @ B ) ) ) )
      & ( ( ( A = empty_set )
          | ( A
            = ( singleton @ B ) ) )
       => ( subset @ A @ ( singleton @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[423]) ).

thf(494,axiom,
    ! [A: $i] :
    ? [B: $i] : ( element @ B @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_m1_subset_1) ).

thf(3668,plain,
    ! [A: $i] :
    ? [B: $i] : ( element @ B @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[494]) ).

thf(257,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation_empty_yielding @ A ) )
     => ( ( relation @ ( relation_dom_restriction @ A @ B ) )
        & ( relation_empty_yielding @ ( relation_dom_restriction @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc13_relat_1) ).

thf(2111,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation_empty_yielding @ A ) )
     => ( ( relation @ ( relation_dom_restriction @ A @ B ) )
        & ( relation_empty_yielding @ ( relation_dom_restriction @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[257]) ).

thf(474,axiom,
    ( ( empty @ empty_set )
    & ( v1_membered @ empty_set )
    & ( v2_membered @ empty_set )
    & ( v3_membered @ empty_set )
    & ( v4_membered @ empty_set )
    & ( v5_membered @ empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc6_membered) ).

thf(3572,plain,
    ( ( empty @ empty_set )
    & ( v1_membered @ empty_set )
    & ( v2_membered @ empty_set )
    & ( v3_membered @ empty_set )
    & ( v4_membered @ empty_set )
    & ( v5_membered @ empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[474]) ).

thf(305,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ! [B: $i,C: $i] :
          ( ( ( in @ B @ ( relation_dom @ A ) )
           => ( ( C
                = ( apply @ A @ B ) )
            <=> ( in @ ( ordered_pair @ B @ C ) @ A ) ) )
          & ( ~ ( in @ B @ ( relation_dom @ A ) )
           => ( ( C
                = ( apply @ A @ B ) )
            <=> ( C = empty_set ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_funct_1) ).

thf(2446,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ! [B: $i,C: $i] :
          ( ( ( in @ B @ ( relation_dom @ A ) )
           => ( ( ( C
                  = ( apply @ A @ B ) )
               => ( in @ ( ordered_pair @ B @ C ) @ A ) )
              & ( ( in @ ( ordered_pair @ B @ C ) @ A )
               => ( C
                  = ( apply @ A @ B ) ) ) ) )
          & ( ~ ( in @ B @ ( relation_dom @ A ) )
           => ( ( ( C
                  = ( apply @ A @ B ) )
               => ( C = empty_set ) )
              & ( ( C = empty_set )
               => ( C
                  = ( apply @ A @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[305]) ).

thf(80,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
       => ( ( function_inverse @ A )
          = ( relation_inverse @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d9_funct_1) ).

thf(848,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
       => ( ( function_inverse @ A )
          = ( relation_inverse @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[80]) ).

thf(412,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( open_subset @ ( interior @ A @ B ) @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc6_tops_1) ).

thf(3034,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( open_subset @ ( interior @ A @ B ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[412]) ).

thf(476,axiom,
    ! [A: $i] :
      ( ( v2_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( v1_xcmplx_0 @ B )
            & ( v1_xreal_0 @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc11_membered) ).

thf(3583,plain,
    ! [A: $i] :
      ( ( v2_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( v1_xcmplx_0 @ B )
            & ( v1_xreal_0 @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[476]) ).

thf(288,axiom,
    ! [A: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ A ) )
     => ~ ( empty @ ( relation_dom @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc5_relat_1) ).

thf(2289,plain,
    ! [A: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ A ) )
     => ~ ( empty @ ( relation_dom @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[288]) ).

thf(124,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( relation_image @ A @ ( relation_dom @ A ) )
        = ( relation_rng @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t146_relat_1) ).

thf(1177,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( relation_image @ A @ ( relation_dom @ A ) )
        = ( relation_rng @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[124]) ).

thf(383,axiom,
    empty @ empty_set,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_xboole_0) ).

thf(2911,plain,
    empty @ empty_set,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[383]) ).

thf(329,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
      <=> ( subset @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_r1_ordinal1) ).

thf(2578,plain,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ( ordinal_subset @ A @ B )
         => ( subset @ A @ B ) )
        & ( ( subset @ A @ B )
         => ( ordinal_subset @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[329]) ).

thf(62,axiom,
    ? [A: $i] : ( top_str @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_l1_pre_topc) ).

thf(758,plain,
    ? [A: $i] : ( top_str @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[62]) ).

thf(336,axiom,
    ! [A: $i,B: $i] :
      ( ( v5_membered @ A )
     => ( ( v1_membered @ ( set_difference @ A @ B ) )
        & ( v2_membered @ ( set_difference @ A @ B ) )
        & ( v3_membered @ ( set_difference @ A @ B ) )
        & ( v4_membered @ ( set_difference @ A @ B ) )
        & ( v5_membered @ ( set_difference @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc41_membered) ).

thf(2610,plain,
    ! [A: $i,B: $i] :
      ( ( v5_membered @ A )
     => ( ( v1_membered @ ( set_difference @ A @ B ) )
        & ( v2_membered @ ( set_difference @ A @ B ) )
        & ( v3_membered @ ( set_difference @ A @ B ) )
        & ( v4_membered @ ( set_difference @ A @ B ) )
        & ( v5_membered @ ( set_difference @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[336]) ).

thf(111,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i,C: $i] :
          ( ( C
            = ( relation_inverse_image @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ? [E: $i] :
                  ( ( in @ ( ordered_pair @ D @ E ) @ A )
                  & ( in @ E @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d14_relat_1) ).

thf(1061,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i,C: $i] :
          ( ( ( C
              = ( relation_inverse_image @ A @ B ) )
           => ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ? [E: $i] :
                      ( ( in @ ( ordered_pair @ D @ E ) @ A )
                      & ( in @ E @ B ) ) )
                & ( ? [E: $i] :
                      ( ( in @ ( ordered_pair @ D @ E ) @ A )
                      & ( in @ E @ B ) )
                 => ( in @ D @ C ) ) ) )
          & ( ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ? [E: $i] :
                      ( ( in @ ( ordered_pair @ D @ E ) @ A )
                      & ( in @ E @ B ) ) )
                & ( ? [E: $i] :
                      ( ( in @ ( ordered_pair @ D @ E ) @ A )
                      & ( in @ E @ B ) )
                 => ( in @ D @ C ) ) )
           => ( C
              = ( relation_inverse_image @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[111]) ).

thf(236,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ! [C: $i] :
          ( ( ( relation @ C )
            & ( function @ C ) )
         => ( ( in @ A @ ( relation_dom @ ( relation_composition @ C @ B ) ) )
           => ( ( apply @ ( relation_composition @ C @ B ) @ A )
              = ( apply @ B @ ( apply @ C @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t22_funct_1) ).

thf(1952,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ! [C: $i] :
          ( ( ( relation @ C )
            & ( function @ C ) )
         => ( ( in @ A @ ( relation_dom @ ( relation_composition @ C @ B ) ) )
           => ( ( apply @ ( relation_composition @ C @ B ) @ A )
              = ( apply @ B @ ( apply @ C @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[236]) ).

thf(46,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( antisymmetric @ B )
       => ( antisymmetric @ ( relation_restriction @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t25_wellord1) ).

thf(685,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( antisymmetric @ B )
       => ( antisymmetric @ ( relation_restriction @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[46]) ).

thf(468,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( closed_subset @ ( topstr_closure @ A @ B ) @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_tops_1) ).

thf(3539,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( closed_subset @ ( topstr_closure @ A @ B ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[468]) ).

thf(163,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( relation @ B )
      & ( function @ B )
      & ( ( relation_dom @ B )
        = A )
      & ! [C: $i] :
          ( ( in @ C @ A )
         => ( ( apply @ B @ C )
            = ( singleton @ C ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s3_funct_1__e16_22__wellord2) ).

thf(1396,plain,
    ! [A: $i] :
    ? [B: $i] :
      ( ( relation @ B )
      & ( function @ B )
      & ( ( relation_dom @ B )
        = A )
      & ! [C: $i] :
          ( ( in @ C @ A )
         => ( ( apply @ B @ C )
            = ( singleton @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[163]) ).

thf(275,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( in @ A @ B )
        & ! [C: $i] :
            ~ ( ( in @ C @ B )
              & ! [D: $i] :
                  ~ ( ( in @ D @ B )
                    & ( in @ D @ C ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_tarski) ).

thf(2212,plain,
    ! [A: $i,B: $i] :
      ~ ( ( in @ A @ B )
        & ! [C: $i] :
            ~ ( ( in @ C @ B )
              & ! [D: $i] :
                  ~ ( ( in @ D @ B )
                    & ( in @ D @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[275]) ).

thf(23,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ~ ( ( ( unordered_pair @ A @ B )
          = ( unordered_pair @ C @ D ) )
        & ( A != C )
        & ( A != D ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t10_zfmisc_1) ).

thf(608,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ~ ( ( ( unordered_pair @ A @ B )
          = ( unordered_pair @ C @ D ) )
        & ( A != C )
        & ( A != D ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(116,axiom,
    ! [A: $i] :
      ( ! [B: $i,C: $i,D: $i] :
          ( ( ( in @ B @ A )
            & ( C
              = ( singleton @ B ) )
            & ( in @ B @ A )
            & ( D
              = ( singleton @ B ) ) )
         => ( C = D ) )
     => ? [B: $i] :
          ( ( relation @ B )
          & ( function @ B )
          & ! [C: $i,D: $i] :
              ( ( in @ ( ordered_pair @ C @ D ) @ B )
            <=> ( ( in @ C @ A )
                & ( in @ C @ A )
                & ( D
                  = ( singleton @ C ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_funct_1__e16_22__wellord2__1) ).

thf(1113,plain,
    ! [A: $i] :
      ( ! [B: $i,C: $i,D: $i] :
          ( ( ( in @ B @ A )
            & ( C
              = ( singleton @ B ) )
            & ( in @ B @ A )
            & ( D
              = ( singleton @ B ) ) )
         => ( C = D ) )
     => ? [B: $i] :
          ( ( relation @ B )
          & ( function @ B )
          & ! [C: $i,D: $i] :
              ( ( ( in @ ( ordered_pair @ C @ D ) @ B )
               => ( ( in @ C @ A )
                  & ( in @ C @ A )
                  & ( D
                    = ( singleton @ C ) ) ) )
              & ( ( ( in @ C @ A )
                  & ( in @ C @ A )
                  & ( D
                    = ( singleton @ C ) ) )
               => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[116]) ).

thf(322,axiom,
    ! [A: $i] :
      ( ( epsilon_transitive @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ( ( proper_subset @ A @ B )
           => ( in @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t21_ordinal1) ).

thf(2535,plain,
    ! [A: $i] :
      ( ( epsilon_transitive @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ( ( proper_subset @ A @ B )
           => ( in @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[322]) ).

thf(262,axiom,
    ! [A: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ A ) )
     => ~ ( empty @ ( relation_rng @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc6_relat_1) ).

thf(2156,plain,
    ! [A: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ A ) )
     => ~ ( empty @ ( relation_rng @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[262]) ).

thf(273,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( disjoint @ ( singleton @ A ) @ B )
        & ( in @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l25_zfmisc_1) ).

thf(2207,plain,
    ! [A: $i,B: $i] :
      ~ ( ( disjoint @ ( singleton @ A ) @ B )
        & ( in @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[273]) ).

thf(37,axiom,
    ! [A: $i,B: $i] :
      ~ ( proper_subset @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',irreflexivity_r2_xboole_0) ).

thf(653,plain,
    ! [A: $i] :
      ~ ( proper_subset @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[37]) ).

thf(399,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( interior @ A @ B )
            = ( subset_complement @ ( the_carrier @ A ) @ ( topstr_closure @ A @ ( subset_complement @ ( the_carrier @ A ) @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_tops_1) ).

thf(2984,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( interior @ A @ B )
            = ( subset_complement @ ( the_carrier @ A ) @ ( topstr_closure @ A @ ( subset_complement @ ( the_carrier @ A ) @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[399]) ).

thf(39,axiom,
    ! [A: $i] : ( relation @ ( identity_relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k6_relat_1) ).

thf(658,plain,
    ! [A: $i] : ( relation @ ( identity_relation @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[39]) ).

thf(358,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( succ @ A ) ) ) ) )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ ( powerset @ A ) )
            & ? [E: $i] :
                ( ( in @ E @ B )
                & ( D
                  = ( set_difference @ E @ ( singleton @ A ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e4_27_3_1__finset_1) ).

thf(2765,plain,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( succ @ A ) ) ) ) )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( ( in @ D @ C )
           => ( ( in @ D @ ( powerset @ A ) )
              & ? [E: $i] :
                  ( ( in @ E @ B )
                  & ( D
                    = ( set_difference @ E @ ( singleton @ A ) ) ) ) ) )
          & ( ( ( in @ D @ ( powerset @ A ) )
              & ? [E: $i] :
                  ( ( in @ E @ B )
                  & ( D
                    = ( set_difference @ E @ ( singleton @ A ) ) ) ) )
           => ( in @ D @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[358]) ).

thf(31,axiom,
    ! [A: $i,B: $i] : ( equipotent @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r2_wellord2) ).

thf(636,plain,
    ! [A: $i] : ( equipotent @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).

thf(50,axiom,
    ! [A: $i,B: $i] :
      ( ( equipotent @ A @ B )
     => ( equipotent @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_r2_wellord2) ).

thf(695,plain,
    ! [A: $i,B: $i] :
      ( ( equipotent @ A @ B )
     => ( equipotent @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[50]) ).

thf(136,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
    <=> ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_ordinal1) ).

thf(1245,plain,
    ! [A: $i] :
      ( ( ( ordinal @ A )
       => ( ( epsilon_transitive @ A )
          & ( epsilon_connected @ A ) ) )
      & ( ( ( epsilon_transitive @ A )
          & ( epsilon_connected @ A ) )
       => ( ordinal @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[136]) ).

thf(313,axiom,
    ? [A: $i] : ( latt_str @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_l3_lattices) ).

thf(2481,plain,
    ? [A: $i] : ( latt_str @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[313]) ).

thf(81,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( empty @ ( relation_rng @ A ) )
        & ( relation @ ( relation_rng @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc8_relat_1) ).

thf(851,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( empty @ ( relation_rng @ A ) )
        & ( relation @ ( relation_rng @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[81]) ).

thf(115,axiom,
    ! [A: $i,B: $i] :
      ( ( v5_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ B @ A ) )
        & ( v2_membered @ ( set_intersection2 @ B @ A ) )
        & ( v3_membered @ ( set_intersection2 @ B @ A ) )
        & ( v4_membered @ ( set_intersection2 @ B @ A ) )
        & ( v5_membered @ ( set_intersection2 @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc36_membered) ).

thf(1102,plain,
    ! [A: $i,B: $i] :
      ( ( v5_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ B @ A ) )
        & ( v2_membered @ ( set_intersection2 @ B @ A ) )
        & ( v3_membered @ ( set_intersection2 @ B @ A ) )
        & ( v4_membered @ ( set_intersection2 @ B @ A ) )
        & ( v5_membered @ ( set_intersection2 @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[115]) ).

thf(58,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
      <=> ! [B: $i,C: $i] :
            ( ( ( in @ B @ ( relation_dom @ A ) )
              & ( in @ C @ ( relation_dom @ A ) )
              & ( ( apply @ A @ B )
                = ( apply @ A @ C ) ) )
           => ( B = C ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_funct_1) ).

thf(722,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( ( one_to_one @ A )
         => ! [B: $i,C: $i] :
              ( ( ( in @ B @ ( relation_dom @ A ) )
                & ( in @ C @ ( relation_dom @ A ) )
                & ( ( apply @ A @ B )
                  = ( apply @ A @ C ) ) )
             => ( B = C ) ) )
        & ( ! [B: $i,C: $i] :
              ( ( ( in @ B @ ( relation_dom @ A ) )
                & ( in @ C @ ( relation_dom @ A ) )
                & ( ( apply @ A @ B )
                  = ( apply @ A @ C ) ) )
             => ( B = C ) )
         => ( one_to_one @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[58]) ).

thf(411,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( closed_subset @ B @ A )
          <=> ( open_subset @ ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d6_pre_topc) ).

thf(3031,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( ( closed_subset @ B @ A )
             => ( open_subset @ ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ B ) @ A ) )
            & ( ( open_subset @ ( subset_difference @ ( the_carrier @ A ) @ ( cast_as_carrier_subset @ A ) @ B ) @ A )
             => ( closed_subset @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[411]) ).

thf(256,axiom,
    ! [A: $i] :
      ( ( epsilon_connected @ A )
    <=> ! [B: $i,C: $i] :
          ~ ( ( in @ B @ A )
            & ( in @ C @ A )
            & ~ ( in @ B @ C )
            & ( B != C )
            & ~ ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_ordinal1) ).

thf(2096,plain,
    ! [A: $i] :
      ( ( ( epsilon_connected @ A )
       => ! [B: $i,C: $i] :
            ~ ( ( in @ B @ A )
              & ( in @ C @ A )
              & ~ ( in @ B @ C )
              & ( B != C )
              & ~ ( in @ C @ B ) ) )
      & ( ! [B: $i,C: $i] :
            ~ ( ( in @ B @ A )
              & ( in @ C @ A )
              & ~ ( in @ B @ C )
              & ( B != C )
              & ~ ( in @ C @ B ) )
       => ( epsilon_connected @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[256]) ).

thf(450,axiom,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
         => ( ! [C: $i] :
                ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
               => ( ( in @ C @ B )
                 => ( closed_subset @ C @ A ) ) )
           => ( closed_subset @ ( meet_of_subsets @ ( the_carrier @ A ) @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t44_pre_topc) ).

thf(3427,plain,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
         => ( ! [C: $i] :
                ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
               => ( ( in @ C @ B )
                 => ( closed_subset @ C @ A ) ) )
           => ( closed_subset @ ( meet_of_subsets @ ( the_carrier @ A ) @ B ) @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[450]) ).

thf(207,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( finite @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_finset_1) ).

thf(1758,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( finite @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[207]) ).

thf(44,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( connected @ ( inclusion_relation @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_wellord2) ).

thf(680,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( connected @ ( inclusion_relation @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[44]) ).

thf(150,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( cast_as_carrier_subset @ A )
        = ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t12_pre_topc) ).

thf(1340,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( ( cast_as_carrier_subset @ A )
        = ( the_carrier @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[150]) ).

thf(458,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( C = D )
              & ? [F: $i] :
                  ( ( element @ F @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( F = D )
                  & ( closed_subset @ F @ A )
                  & ( subset @ B @ D ) )
              & ( C = E )
              & ? [F: $i] :
                  ( ( element @ F @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( F = E )
                  & ( closed_subset @ F @ A )
                  & ( subset @ B @ E ) ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( in @ D @ C )
          <=> ? [E: $i] :
                ( ( in @ E @ ( powerset @ ( the_carrier @ A ) ) )
                & ( E = D )
                & ? [F: $i] :
                    ( ( element @ F @ ( powerset @ ( the_carrier @ A ) ) )
                    & ( F = D )
                    & ( closed_subset @ F @ A )
                    & ( subset @ B @ D ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e1_40__pre_topc__1) ).

thf(3455,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( C = D )
              & ? [F: $i] :
                  ( ( element @ F @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( F = D )
                  & ( closed_subset @ F @ A )
                  & ( subset @ B @ D ) )
              & ( C = E )
              & ? [F: $i] :
                  ( ( element @ F @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( F = E )
                  & ( closed_subset @ F @ A )
                  & ( subset @ B @ E ) ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( ( in @ D @ C )
             => ? [E: $i] :
                  ( ( in @ E @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( E = D )
                  & ? [F: $i] :
                      ( ( element @ F @ ( powerset @ ( the_carrier @ A ) ) )
                      & ( F = D )
                      & ( closed_subset @ F @ A )
                      & ( subset @ B @ D ) ) ) )
            & ( ? [E: $i] :
                  ( ( in @ E @ ( powerset @ ( the_carrier @ A ) ) )
                  & ( E = D )
                  & ? [F: $i] :
                      ( ( element @ F @ ( powerset @ ( the_carrier @ A ) ) )
                      & ( F = D )
                      & ( closed_subset @ F @ A )
                      & ( subset @ B @ D ) ) )
             => ( in @ D @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[458]) ).

thf(380,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ~ ( ( A != empty_set )
          & ( subset @ A @ ( relation_rng @ B ) )
          & ( ( relation_inverse_image @ B @ A )
            = empty_set ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t174_relat_1) ).

thf(2899,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ~ ( ( A != empty_set )
          & ( subset @ A @ ( relation_rng @ B ) )
          & ( ( relation_inverse_image @ B @ A )
            = empty_set ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[380]) ).

thf(109,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( connected @ A )
      <=> ! [B: $i,C: $i] :
            ~ ( ( in @ B @ ( relation_field @ A ) )
              & ( in @ C @ ( relation_field @ A ) )
              & ( B != C )
              & ~ ( in @ ( ordered_pair @ B @ C ) @ A )
              & ~ ( in @ ( ordered_pair @ C @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l4_wellord1) ).

thf(1049,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( connected @ A )
         => ! [B: $i,C: $i] :
              ~ ( ( in @ B @ ( relation_field @ A ) )
                & ( in @ C @ ( relation_field @ A ) )
                & ( B != C )
                & ~ ( in @ ( ordered_pair @ B @ C ) @ A )
                & ~ ( in @ ( ordered_pair @ C @ B ) @ A ) ) )
        & ( ! [B: $i,C: $i] :
              ~ ( ( in @ B @ ( relation_field @ A ) )
                & ( in @ C @ ( relation_field @ A ) )
                & ( B != C )
                & ~ ( in @ ( ordered_pair @ B @ C ) @ A )
                & ~ ( in @ ( ordered_pair @ C @ B ) @ A ) )
         => ( connected @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[109]) ).

thf(41,axiom,
    ! [A: $i,B: $i] :
      ( ( ( pair_first @ ( ordered_pair @ A @ B ) )
        = A )
      & ( ( pair_second @ ( ordered_pair @ A @ B ) )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t7_mcart_1) ).

thf(663,plain,
    ! [A: $i,B: $i] :
      ( ( ( pair_first @ ( ordered_pair @ A @ B ) )
        = A )
      & ( ( pair_second @ ( ordered_pair @ A @ B ) )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[41]) ).

thf(310,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_relat_1) ).

thf(2471,plain,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( relation @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[310]) ).

thf(10,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( relation_inverse @ ( relation_inverse @ A ) )
        = A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',involutiveness_k4_relat_1) ).

thf(548,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( relation_inverse @ ( relation_inverse @ A ) )
        = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(120,axiom,
    ! [A: $i,B: $i] :
      ( ( B
        = ( singleton @ A ) )
    <=> ! [C: $i] :
          ( ( in @ C @ B )
        <=> ( C = A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_tarski) ).

thf(1145,plain,
    ! [A: $i,B: $i] :
      ( ( ( B
          = ( singleton @ A ) )
       => ! [C: $i] :
            ( ( ( in @ C @ B )
             => ( C = A ) )
            & ( ( C = A )
             => ( in @ C @ B ) ) ) )
      & ( ! [C: $i] :
            ( ( ( in @ C @ B )
             => ( C = A ) )
            & ( ( C = A )
             => ( in @ C @ B ) ) )
       => ( B
          = ( singleton @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[120]) ).

thf(103,axiom,
    ! [A: $i] :
      ~ ( empty @ ( singleton @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_subset_1) ).

thf(1018,plain,
    ! [A: $i] :
      ~ ( empty @ ( singleton @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[103]) ).

thf(65,axiom,
    ! [A: $i,B: $i] :
      ( ( v3_membered @ A )
     => ( ( v1_membered @ ( set_difference @ A @ B ) )
        & ( v2_membered @ ( set_difference @ A @ B ) )
        & ( v3_membered @ ( set_difference @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc39_membered) ).

thf(776,plain,
    ! [A: $i,B: $i] :
      ( ( v3_membered @ A )
     => ( ( v1_membered @ ( set_difference @ A @ B ) )
        & ( v2_membered @ ( set_difference @ A @ B ) )
        & ( v3_membered @ ( set_difference @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[65]) ).

thf(210,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( ( well_ordering @ B )
          & ( subset @ A @ ( relation_field @ B ) ) )
       => ( ( relation_field @ ( relation_restriction @ B @ A ) )
          = A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t39_wellord1) ).

thf(1770,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( ( well_ordering @ B )
          & ( subset @ A @ ( relation_field @ B ) ) )
       => ( ( relation_field @ ( relation_restriction @ B @ A ) )
          = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[210]) ).

thf(33,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( transitive @ B )
       => ( transitive @ ( relation_restriction @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t24_wellord1) ).

thf(640,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( transitive @ B )
       => ( transitive @ ( relation_restriction @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).

thf(462,axiom,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ? [C: $i] :
              ( ( element @ C @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
              & ! [D: $i] :
                  ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
                 => ( ( in @ D @ C )
                  <=> ( ( closed_subset @ D @ A )
                      & ( subset @ B @ D ) ) ) )
              & ( ( topstr_closure @ A @ B )
                = ( meet_of_subsets @ ( the_carrier @ A ) @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t46_pre_topc) ).

thf(3507,plain,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ? [C: $i] :
              ( ( element @ C @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
              & ! [D: $i] :
                  ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
                 => ( ( ( in @ D @ C )
                     => ( ( closed_subset @ D @ A )
                        & ( subset @ B @ D ) ) )
                    & ( ( ( closed_subset @ D @ A )
                        & ( subset @ B @ D ) )
                     => ( in @ D @ C ) ) ) )
              & ( ( topstr_closure @ A @ B )
                = ( meet_of_subsets @ ( the_carrier @ A ) @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[462]) ).

thf(345,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
       => ( ( ( relation_rng @ A )
            = ( relation_dom @ ( function_inverse @ A ) ) )
          & ( ( relation_dom @ A )
            = ( relation_rng @ ( function_inverse @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t55_funct_1) ).

thf(2661,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
       => ( ( ( relation_rng @ A )
            = ( relation_dom @ ( function_inverse @ A ) ) )
          & ( ( relation_dom @ A )
            = ( relation_rng @ ( function_inverse @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[345]) ).

thf(192,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
    <=> ! [C: $i] :
          ( ( in @ C @ A )
         => ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_tarski) ).

thf(1605,plain,
    ! [A: $i,B: $i] :
      ( ( ( subset @ A @ B )
       => ! [C: $i] :
            ( ( in @ C @ A )
           => ( in @ C @ B ) ) )
      & ( ! [C: $i] :
            ( ( in @ C @ A )
           => ( in @ C @ B ) )
       => ( subset @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[192]) ).

thf(492,axiom,
    ! [A: $i] :
      ( ( v3_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( v1_xcmplx_0 @ B )
            & ( v1_xreal_0 @ B )
            & ( v1_rat_1 @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc12_membered) ).

thf(3659,plain,
    ! [A: $i] :
      ( ( v3_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( v1_xcmplx_0 @ B )
            & ( v1_xreal_0 @ B )
            & ( v1_rat_1 @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[492]) ).

thf(141,axiom,
    ! [A: $i] :
      ( ! [B: $i,C: $i,D: $i] :
          ( ( ( B = C )
            & ( ordinal @ C )
            & ( B = D )
            & ( ordinal @ D ) )
         => ( C = D ) )
     => ? [B: $i] :
        ! [C: $i] :
          ( ( in @ C @ B )
        <=> ? [D: $i] :
              ( ( in @ D @ A )
              & ( D = C )
              & ( ordinal @ C ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e6_22__wellord2__1) ).

thf(1267,plain,
    ! [A: $i] :
      ( ! [B: $i,C: $i,D: $i] :
          ( ( ( B = C )
            & ( ordinal @ C )
            & ( B = D )
            & ( ordinal @ D ) )
         => ( C = D ) )
     => ? [B: $i] :
        ! [C: $i] :
          ( ( ( in @ C @ B )
           => ? [D: $i] :
                ( ( in @ D @ A )
                & ( D = C )
                & ( ordinal @ C ) ) )
          & ( ? [D: $i] :
                ( ( in @ D @ A )
                & ( D = C )
                & ( ordinal @ C ) )
           => ( in @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[141]) ).

thf(483,axiom,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ( open_subset @ B @ A )
          & ( closed_subset @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_tops_1) ).

thf(3608,plain,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ( open_subset @ B @ A )
          & ( closed_subset @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[483]) ).

thf(157,axiom,
    ! [A: $i,B: $i] :
      ( ( v2_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ A @ B ) )
        & ( v2_membered @ ( set_intersection2 @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc29_membered) ).

thf(1368,plain,
    ! [A: $i,B: $i] :
      ( ( v2_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ A @ B ) )
        & ( v2_membered @ ( set_intersection2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[157]) ).

thf(266,axiom,
    ! [A: $i,B: $i] :
      ( ( equipotent @ A @ B )
    <=> ? [C: $i] :
          ( ( relation @ C )
          & ( function @ C )
          & ( one_to_one @ C )
          & ( ( relation_dom @ C )
            = A )
          & ( ( relation_rng @ C )
            = B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_wellord2) ).

thf(2175,plain,
    ! [A: $i,B: $i] :
      ( ( ( equipotent @ A @ B )
       => ? [C: $i] :
            ( ( relation @ C )
            & ( function @ C )
            & ( one_to_one @ C )
            & ( ( relation_dom @ C )
              = A )
            & ( ( relation_rng @ C )
              = B ) ) )
      & ( ? [C: $i] :
            ( ( relation @ C )
            & ( function @ C )
            & ( one_to_one @ C )
            & ( ( relation_dom @ C )
              = A )
            & ( ( relation_rng @ C )
              = B ) )
       => ( equipotent @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[266]) ).

thf(488,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( ( subset_complement @ A @ B )
        = ( set_difference @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_subset_1) ).

thf(3642,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( ( subset_complement @ A @ B )
        = ( set_difference @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[488]) ).

thf(43,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( well_ordering @ A )
      <=> ( ( reflexive @ A )
          & ( transitive @ A )
          & ( antisymmetric @ A )
          & ( connected @ A )
          & ( well_founded_relation @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_wellord1) ).

thf(673,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( well_ordering @ A )
         => ( ( reflexive @ A )
            & ( transitive @ A )
            & ( antisymmetric @ A )
            & ( connected @ A )
            & ( well_founded_relation @ A ) ) )
        & ( ( ( reflexive @ A )
            & ( transitive @ A )
            & ( antisymmetric @ A )
            & ( connected @ A )
            & ( well_founded_relation @ A ) )
         => ( well_ordering @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[43]) ).

thf(437,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) ) )
     => ( element @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_subset) ).

thf(3334,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) ) )
     => ( element @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[437]) ).

thf(67,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ~ ( empty @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_struct_0) ).

thf(791,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ~ ( empty @ ( the_carrier @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[67]) ).

thf(348,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
       => ! [B: $i] :
            ( ( ( relation @ B )
              & ( function @ B ) )
           => ( ( B
                = ( function_inverse @ A ) )
            <=> ( ( ( relation_dom @ B )
                  = ( relation_rng @ A ) )
                & ! [C: $i,D: $i] :
                    ( ( ( ( in @ C @ ( relation_rng @ A ) )
                        & ( D
                          = ( apply @ B @ C ) ) )
                     => ( ( in @ D @ ( relation_dom @ A ) )
                        & ( C
                          = ( apply @ A @ D ) ) ) )
                    & ( ( ( in @ D @ ( relation_dom @ A ) )
                        & ( C
                          = ( apply @ A @ D ) ) )
                     => ( ( in @ C @ ( relation_rng @ A ) )
                        & ( D
                          = ( apply @ B @ C ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t54_funct_1) ).

thf(2700,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( one_to_one @ A )
       => ! [B: $i] :
            ( ( ( relation @ B )
              & ( function @ B ) )
           => ( ( ( B
                  = ( function_inverse @ A ) )
               => ( ( ( relation_dom @ B )
                    = ( relation_rng @ A ) )
                  & ! [C: $i,D: $i] :
                      ( ( ( ( in @ C @ ( relation_rng @ A ) )
                          & ( D
                            = ( apply @ B @ C ) ) )
                       => ( ( in @ D @ ( relation_dom @ A ) )
                          & ( C
                            = ( apply @ A @ D ) ) ) )
                      & ( ( ( in @ D @ ( relation_dom @ A ) )
                          & ( C
                            = ( apply @ A @ D ) ) )
                       => ( ( in @ C @ ( relation_rng @ A ) )
                          & ( D
                            = ( apply @ B @ C ) ) ) ) ) ) )
              & ( ( ( ( relation_dom @ B )
                    = ( relation_rng @ A ) )
                  & ! [C: $i,D: $i] :
                      ( ( ( ( in @ C @ ( relation_rng @ A ) )
                          & ( D
                            = ( apply @ B @ C ) ) )
                       => ( ( in @ D @ ( relation_dom @ A ) )
                          & ( C
                            = ( apply @ A @ D ) ) ) )
                      & ( ( ( in @ D @ ( relation_dom @ A ) )
                          & ( C
                            = ( apply @ A @ D ) ) )
                       => ( ( in @ C @ ( relation_rng @ A ) )
                          & ( D
                            = ( apply @ B @ C ) ) ) ) ) )
               => ( B
                  = ( function_inverse @ A ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[348]) ).

thf(277,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_inverse_image @ B @ A ) @ ( relation_dom @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t167_relat_1) ).

thf(2219,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_inverse_image @ B @ A ) @ ( relation_dom @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[277]) ).

thf(470,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
       => ( ( element @ B @ A )
        <=> ( in @ B @ A ) ) )
      & ( ( empty @ A )
       => ( ( element @ B @ A )
        <=> ( empty @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_subset_1) ).

thf(3544,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
       => ( ( ( element @ B @ A )
           => ( in @ B @ A ) )
          & ( ( in @ B @ A )
           => ( element @ B @ A ) ) ) )
      & ( ( empty @ A )
       => ( ( ( element @ B @ A )
           => ( empty @ B ) )
          & ( ( empty @ B )
           => ( element @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[470]) ).

thf(325,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( set_difference @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ A )
            & ~ ( in @ D @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_xboole_0) ).

thf(2545,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( C
          = ( set_difference @ A @ B ) )
       => ! [D: $i] :
            ( ( ( in @ D @ C )
             => ( ( in @ D @ A )
                & ~ ( in @ D @ B ) ) )
            & ( ( ( in @ D @ A )
                & ~ ( in @ D @ B ) )
             => ( in @ D @ C ) ) ) )
      & ( ! [D: $i] :
            ( ( ( in @ D @ C )
             => ( ( in @ D @ A )
                & ~ ( in @ D @ B ) ) )
            & ( ( ( in @ D @ A )
                & ~ ( in @ D @ B ) )
             => ( in @ D @ C ) ) )
       => ( C
          = ( set_difference @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[325]) ).

thf(428,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ! [B: $i,C: $i,D: $i] :
            ( ( ( B = C )
              & ? [E: $i] :
                  ( ( ordinal @ E )
                  & ( C = E )
                  & ( ( in @ E @ omega )
                   => ! [F: $i] :
                        ( ( element @ F @ ( powerset @ ( powerset @ E ) ) )
                       => ~ ( ( F != empty_set )
                            & ! [G: $i] :
                                ~ ( ( in @ G @ F )
                                  & ! [H: $i] :
                                      ( ( ( in @ H @ F )
                                        & ( subset @ G @ H ) )
                                     => ( H = G ) ) ) ) ) ) )
              & ( B = D )
              & ? [E: $i] :
                  ( ( ordinal @ E )
                  & ( D = E )
                  & ( ( in @ E @ omega )
                   => ! [F: $i] :
                        ( ( element @ F @ ( powerset @ ( powerset @ E ) ) )
                       => ~ ( ( F != empty_set )
                            & ! [G: $i] :
                                ~ ( ( in @ G @ F )
                                  & ! [H: $i] :
                                      ( ( ( in @ H @ F )
                                        & ( subset @ G @ H ) )
                                     => ( H = G ) ) ) ) ) ) ) )
           => ( C = D ) )
       => ? [B: $i] :
          ! [C: $i] :
            ( ( in @ C @ B )
          <=> ? [D: $i] :
                ( ( in @ D @ ( succ @ A ) )
                & ( D = C )
                & ? [E: $i] :
                    ( ( ordinal @ E )
                    & ( C = E )
                    & ( ( in @ E @ omega )
                     => ! [F: $i] :
                          ( ( element @ F @ ( powerset @ ( powerset @ E ) ) )
                         => ~ ( ( F != empty_set )
                              & ! [G: $i] :
                                  ~ ( ( in @ G @ F )
                                    & ! [H: $i] :
                                        ( ( ( in @ H @ F )
                                          & ( subset @ G @ H ) )
                                       => ( H = G ) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e18_27__finset_1__1) ).

thf(3174,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ! [B: $i,C: $i,D: $i] :
            ( ( ( B = C )
              & ? [E: $i] :
                  ( ( ordinal @ E )
                  & ( C = E )
                  & ( ( in @ E @ omega )
                   => ! [F: $i] :
                        ( ( element @ F @ ( powerset @ ( powerset @ E ) ) )
                       => ~ ( ( F != empty_set )
                            & ! [G: $i] :
                                ~ ( ( in @ G @ F )
                                  & ! [H: $i] :
                                      ( ( ( in @ H @ F )
                                        & ( subset @ G @ H ) )
                                     => ( H = G ) ) ) ) ) ) )
              & ( B = D )
              & ? [E: $i] :
                  ( ( ordinal @ E )
                  & ( D = E )
                  & ( ( in @ E @ omega )
                   => ! [F: $i] :
                        ( ( element @ F @ ( powerset @ ( powerset @ E ) ) )
                       => ~ ( ( F != empty_set )
                            & ! [G: $i] :
                                ~ ( ( in @ G @ F )
                                  & ! [H: $i] :
                                      ( ( ( in @ H @ F )
                                        & ( subset @ G @ H ) )
                                     => ( H = G ) ) ) ) ) ) ) )
           => ( C = D ) )
       => ? [B: $i] :
          ! [C: $i] :
            ( ( ( in @ C @ B )
             => ? [D: $i] :
                  ( ( in @ D @ ( succ @ A ) )
                  & ( D = C )
                  & ? [E: $i] :
                      ( ( ordinal @ E )
                      & ( C = E )
                      & ( ( in @ E @ omega )
                       => ! [F: $i] :
                            ( ( element @ F @ ( powerset @ ( powerset @ E ) ) )
                           => ~ ( ( F != empty_set )
                                & ! [G: $i] :
                                    ~ ( ( in @ G @ F )
                                      & ! [H: $i] :
                                          ( ( ( in @ H @ F )
                                            & ( subset @ G @ H ) )
                                         => ( H = G ) ) ) ) ) ) ) ) )
            & ( ? [D: $i] :
                  ( ( in @ D @ ( succ @ A ) )
                  & ( D = C )
                  & ? [E: $i] :
                      ( ( ordinal @ E )
                      & ( C = E )
                      & ( ( in @ E @ omega )
                       => ! [F: $i] :
                            ( ( element @ F @ ( powerset @ ( powerset @ E ) ) )
                           => ~ ( ( F != empty_set )
                                & ! [G: $i] :
                                    ~ ( ( in @ G @ F )
                                      & ! [H: $i] :
                                          ( ( ( in @ H @ F )
                                            & ( subset @ G @ H ) )
                                         => ( H = G ) ) ) ) ) ) ) )
             => ( in @ C @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[428]) ).

thf(117,axiom,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A )
      & ( natural @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_arytm_3) ).

thf(1130,plain,
    ? [A: $i] :
      ( ~ ( empty @ A )
      & ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A )
      & ( natural @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[117]) ).

thf(419,axiom,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
      ( ( ~ ( empty @ A )
        & ~ ( empty @ B )
        & ( function @ D )
        & ( quasi_total @ D @ ( cartesian_product2 @ A @ B ) @ C )
        & ( relation_of2 @ D @ ( cartesian_product2 @ A @ B ) @ C )
        & ( element @ E @ A )
        & ( element @ F @ B ) )
     => ( ( apply_binary_as_element @ A @ B @ C @ D @ E @ F )
        = ( apply_binary @ D @ E @ F ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k2_binop_1) ).

thf(3095,plain,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
      ( ( ~ ( empty @ A )
        & ~ ( empty @ B )
        & ( function @ D )
        & ( quasi_total @ D @ ( cartesian_product2 @ A @ B ) @ C )
        & ( relation_of2 @ D @ ( cartesian_product2 @ A @ B ) @ C )
        & ( element @ E @ A )
        & ( element @ F @ B ) )
     => ( ( apply_binary_as_element @ A @ B @ C @ D @ E @ F )
        = ( apply_binary @ D @ E @ F ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[419]) ).

thf(88,axiom,
    ! [A: $i] :
      ( ( finite @ A )
    <=> ? [B: $i] :
          ( ( relation @ B )
          & ( function @ B )
          & ( ( relation_rng @ B )
            = A )
          & ( in @ ( relation_dom @ B ) @ omega ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_finset_1) ).

thf(907,plain,
    ! [A: $i] :
      ( ( ( finite @ A )
       => ? [B: $i] :
            ( ( relation @ B )
            & ( function @ B )
            & ( ( relation_rng @ B )
              = A )
            & ( in @ ( relation_dom @ B ) @ omega ) ) )
      & ( ? [B: $i] :
            ( ( relation @ B )
            & ( function @ B )
            & ( ( relation_rng @ B )
              = A )
            & ( in @ ( relation_dom @ B ) @ omega ) )
       => ( finite @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[88]) ).

thf(299,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_dom @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_dom @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l29_wellord1) ).

thf(2411,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( subset @ ( relation_dom @ ( relation_rng_restriction @ A @ B ) ) @ ( relation_dom @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[299]) ).

thf(183,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( in @ C @ A )
              & ? [F: $i] :
                  ( ( C = F )
                  & ( in @ D @ F )
                  & ! [G: $i] :
                      ( ( in @ G @ F )
                     => ( in @ ( ordered_pair @ D @ G ) @ B ) ) )
              & ( in @ C @ A )
              & ? [F: $i] :
                  ( ( C = F )
                  & ( in @ E @ F )
                  & ! [G: $i] :
                      ( ( in @ G @ F )
                     => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( in @ D @ C )
          <=> ? [E: $i] :
                ( ( in @ E @ A )
                & ( in @ E @ A )
                & ? [F: $i] :
                    ( ( E = F )
                    & ( in @ D @ F )
                    & ! [G: $i] :
                        ( ( in @ G @ F )
                       => ( in @ ( ordered_pair @ D @ G ) @ B ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e10_24__wellord2__1) ).

thf(1536,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ( ! [C: $i,D: $i,E: $i] :
            ( ( ( in @ C @ A )
              & ? [F: $i] :
                  ( ( C = F )
                  & ( in @ D @ F )
                  & ! [G: $i] :
                      ( ( in @ G @ F )
                     => ( in @ ( ordered_pair @ D @ G ) @ B ) ) )
              & ( in @ C @ A )
              & ? [F: $i] :
                  ( ( C = F )
                  & ( in @ E @ F )
                  & ! [G: $i] :
                      ( ( in @ G @ F )
                     => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) )
           => ( D = E ) )
       => ? [C: $i] :
          ! [D: $i] :
            ( ( ( in @ D @ C )
             => ? [E: $i] :
                  ( ( in @ E @ A )
                  & ( in @ E @ A )
                  & ? [F: $i] :
                      ( ( E = F )
                      & ( in @ D @ F )
                      & ! [G: $i] :
                          ( ( in @ G @ F )
                         => ( in @ ( ordered_pair @ D @ G ) @ B ) ) ) ) )
            & ( ? [E: $i] :
                  ( ( in @ E @ A )
                  & ( in @ E @ A )
                  & ? [F: $i] :
                      ( ( E = F )
                      & ( in @ D @ F )
                      & ! [G: $i] :
                          ( ( in @ G @ F )
                         => ( in @ ( ordered_pair @ D @ G ) @ B ) ) ) )
             => ( in @ D @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[183]) ).

thf(298,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ( ( ! [C: $i,D: $i,E: $i] :
              ( ( ( in @ C @ A )
                & ? [F: $i] :
                    ( ( C = F )
                    & ( in @ D @ F )
                    & ! [G: $i] :
                        ( ( in @ G @ F )
                       => ( in @ ( ordered_pair @ D @ G ) @ B ) ) )
                & ? [F: $i] :
                    ( ( C = F )
                    & ( in @ E @ F )
                    & ! [G: $i] :
                        ( ( in @ G @ F )
                       => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) )
             => ( D = E ) )
          & ! [C: $i] :
              ~ ( ( in @ C @ A )
                & ! [D: $i] :
                    ~ ? [E: $i] :
                        ( ( C = E )
                        & ( in @ D @ E )
                        & ! [F: $i] :
                            ( ( in @ F @ E )
                           => ( in @ ( ordered_pair @ D @ F ) @ B ) ) ) ) )
       => ? [C: $i] :
            ( ( relation @ C )
            & ( function @ C )
            & ( ( relation_dom @ C )
              = A )
            & ! [D: $i] :
                ( ( in @ D @ A )
               => ? [E: $i] :
                    ( ( D = E )
                    & ( in @ ( apply @ C @ D ) @ E )
                    & ! [F: $i] :
                        ( ( in @ F @ E )
                       => ( in @ ( ordered_pair @ ( apply @ C @ D ) @ F ) @ B ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s2_funct_1__e10_24__wellord2) ).

thf(2379,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ( ( ! [C: $i,D: $i,E: $i] :
              ( ( ( in @ C @ A )
                & ? [F: $i] :
                    ( ( C = F )
                    & ( in @ D @ F )
                    & ! [G: $i] :
                        ( ( in @ G @ F )
                       => ( in @ ( ordered_pair @ D @ G ) @ B ) ) )
                & ? [F: $i] :
                    ( ( C = F )
                    & ( in @ E @ F )
                    & ! [G: $i] :
                        ( ( in @ G @ F )
                       => ( in @ ( ordered_pair @ E @ G ) @ B ) ) ) )
             => ( D = E ) )
          & ! [C: $i] :
              ~ ( ( in @ C @ A )
                & ! [D: $i] :
                    ~ ? [E: $i] :
                        ( ( C = E )
                        & ( in @ D @ E )
                        & ! [F: $i] :
                            ( ( in @ F @ E )
                           => ( in @ ( ordered_pair @ D @ F ) @ B ) ) ) ) )
       => ? [C: $i] :
            ( ( relation @ C )
            & ( function @ C )
            & ( ( relation_dom @ C )
              = A )
            & ! [D: $i] :
                ( ( in @ D @ A )
               => ? [E: $i] :
                    ( ( D = E )
                    & ( in @ ( apply @ C @ D ) @ E )
                    & ! [F: $i] :
                        ( ( in @ F @ E )
                       => ( in @ ( ordered_pair @ ( apply @ C @ D ) @ F ) @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[298]) ).

thf(142,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( cartesian_product2 @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ? [E: $i,F: $i] :
              ( ( in @ E @ A )
              & ( in @ F @ B )
              & ( D
                = ( ordered_pair @ E @ F ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_zfmisc_1) ).

thf(1284,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( C
          = ( cartesian_product2 @ A @ B ) )
       => ! [D: $i] :
            ( ( ( in @ D @ C )
             => ? [E: $i,F: $i] :
                  ( ( in @ E @ A )
                  & ( in @ F @ B )
                  & ( D
                    = ( ordered_pair @ E @ F ) ) ) )
            & ( ? [E: $i,F: $i] :
                  ( ( in @ E @ A )
                  & ( in @ F @ B )
                  & ( D
                    = ( ordered_pair @ E @ F ) ) )
             => ( in @ D @ C ) ) ) )
      & ( ! [D: $i] :
            ( ( ( in @ D @ C )
             => ? [E: $i,F: $i] :
                  ( ( in @ E @ A )
                  & ( in @ F @ B )
                  & ( D
                    = ( ordered_pair @ E @ F ) ) ) )
            & ( ? [E: $i,F: $i] :
                  ( ( in @ E @ A )
                  & ( in @ F @ B )
                  & ( D
                    = ( ordered_pair @ E @ F ) ) )
             => ( in @ D @ C ) ) )
       => ( C
          = ( cartesian_product2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[142]) ).

thf(241,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( function @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_funct_1) ).

thf(1972,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( function @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[241]) ).

thf(215,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( ordered_pair @ A @ B )
        = ( ordered_pair @ C @ D ) )
     => ( ( A = C )
        & ( B = D ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t33_zfmisc_1) ).

thf(1797,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( ordered_pair @ A @ B )
        = ( ordered_pair @ C @ D ) )
     => ( ( A = C )
        & ( B = D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[215]) ).

thf(19,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ A )
     => ( relation @ ( relation_dom_restriction @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k7_relat_1) ).

thf(595,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ A )
     => ( relation @ ( relation_dom_restriction @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(405,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( relation_dom @ A )
          = empty_set )
      <=> ( ( relation_rng @ A )
          = empty_set ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t65_relat_1) ).

thf(3007,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( ( relation_dom @ A )
            = empty_set )
         => ( ( relation_rng @ A )
            = empty_set ) )
        & ( ( ( relation_rng @ A )
            = empty_set )
         => ( ( relation_dom @ A )
            = empty_set ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[405]) ).

thf(331,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( relation_composition @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k5_relat_1) ).

thf(2584,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( relation_composition @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[331]) ).

thf(500,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( element @ C @ ( powerset @ A ) )
     => ~ ( ( in @ B @ ( subset_complement @ A @ C ) )
          & ( in @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t54_subset_1) ).

thf(3684,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( element @ C @ ( powerset @ A ) )
     => ~ ( ( in @ B @ ( subset_complement @ A @ C ) )
          & ( in @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[500]) ).

thf(98,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( is_antisymmetric_in @ A @ B )
        <=> ! [C: $i,D: $i] :
              ( ( ( in @ C @ B )
                & ( in @ D @ B )
                & ( in @ ( ordered_pair @ C @ D ) @ A )
                & ( in @ ( ordered_pair @ D @ C ) @ A ) )
             => ( C = D ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_relat_2) ).

thf(991,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( ( is_antisymmetric_in @ A @ B )
           => ! [C: $i,D: $i] :
                ( ( ( in @ C @ B )
                  & ( in @ D @ B )
                  & ( in @ ( ordered_pair @ C @ D ) @ A )
                  & ( in @ ( ordered_pair @ D @ C ) @ A ) )
               => ( C = D ) ) )
          & ( ! [C: $i,D: $i] :
                ( ( ( in @ C @ B )
                  & ( in @ D @ B )
                  & ( in @ ( ordered_pair @ C @ D ) @ A )
                  & ( in @ ( ordered_pair @ D @ C ) @ A ) )
               => ( C = D ) )
           => ( is_antisymmetric_in @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[98]) ).

thf(222,axiom,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ! [C: $i] :
        ? [D: $i] :
        ! [E: $i] :
          ( ( in @ E @ D )
        <=> ( ( in @ E @ ( cartesian_product2 @ A @ C ) )
            & ? [F: $i,G: $i] :
                ( ( ( ordered_pair @ F @ G )
                  = E )
                & ( in @ F @ A )
                & ? [H: $i] :
                    ( ( F = H )
                    & ( in @ G @ H )
                    & ! [I: $i] :
                        ( ( in @ I @ H )
                       => ( in @ ( ordered_pair @ G @ I ) @ B ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e10_24__wellord2__1) ).

thf(1849,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( empty @ A )
        & ( relation @ B ) )
     => ! [C: $i] :
        ? [D: $i] :
        ! [E: $i] :
          ( ( ( in @ E @ D )
           => ( ( in @ E @ ( cartesian_product2 @ A @ C ) )
              & ? [F: $i,G: $i] :
                  ( ( ( ordered_pair @ F @ G )
                    = E )
                  & ( in @ F @ A )
                  & ? [H: $i] :
                      ( ( F = H )
                      & ( in @ G @ H )
                      & ! [I: $i] :
                          ( ( in @ I @ H )
                         => ( in @ ( ordered_pair @ G @ I ) @ B ) ) ) ) ) )
          & ( ( ( in @ E @ ( cartesian_product2 @ A @ C ) )
              & ? [F: $i,G: $i] :
                  ( ( ( ordered_pair @ F @ G )
                    = E )
                  & ( in @ F @ A )
                  & ? [H: $i] :
                      ( ( F = H )
                      & ( in @ G @ H )
                      & ! [I: $i] :
                          ( ( in @ I @ H )
                         => ( in @ ( ordered_pair @ G @ I ) @ B ) ) ) ) )
           => ( in @ E @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[222]) ).

thf(139,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( is_reflexive_in @ A @ B )
        <=> ! [C: $i] :
              ( ( in @ C @ B )
             => ( in @ ( ordered_pair @ C @ C ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_relat_2) ).

thf(1257,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( ( is_reflexive_in @ A @ B )
           => ! [C: $i] :
                ( ( in @ C @ B )
               => ( in @ ( ordered_pair @ C @ C ) @ A ) ) )
          & ( ! [C: $i] :
                ( ( in @ C @ B )
               => ( in @ ( ordered_pair @ C @ C ) @ A ) )
           => ( is_reflexive_in @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[139]) ).

thf(372,axiom,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( closed_subset @ B @ A )
          <=> ( open_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t29_tops_1) ).

thf(2838,plain,
    ! [A: $i] :
      ( ( top_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( ( closed_subset @ B @ A )
             => ( open_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) )
            & ( ( open_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A )
             => ( closed_subset @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[372]) ).

thf(53,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ C )
        & ( function @ C ) )
     => ( ( in @ B @ A )
       => ( ( apply @ ( relation_dom_restriction @ C @ A ) @ B )
          = ( apply @ C @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t72_funct_1) ).

thf(703,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ C )
        & ( function @ C ) )
     => ( ( in @ B @ A )
       => ( ( apply @ ( relation_dom_restriction @ C @ A ) @ B )
          = ( apply @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[53]) ).

thf(38,axiom,
    ! [A: $i,B: $i] :
      ( ( proper_subset @ A @ B )
     => ~ ( proper_subset @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',antisymmetry_r2_xboole_0) ).

thf(656,plain,
    ! [A: $i,B: $i] :
      ( ( proper_subset @ A @ B )
     => ~ ( proper_subset @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[38]) ).

thf(105,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( ! [D: $i] :
            ~ ( ( in @ D @ B )
              & ! [E: $i] :
                  ~ ( in @ ( ordered_pair @ E @ D ) @ C ) )
      <=> ( ( relation_rng_as_subset @ A @ B @ C )
          = B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t23_relset_1) ).

thf(1023,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( ( ! [D: $i] :
              ~ ( ( in @ D @ B )
                & ! [E: $i] :
                    ~ ( in @ ( ordered_pair @ E @ D ) @ C ) )
         => ( ( relation_rng_as_subset @ A @ B @ C )
            = B ) )
        & ( ( ( relation_rng_as_subset @ A @ B @ C )
            = B )
         => ! [D: $i] :
              ~ ( ( in @ D @ B )
                & ! [E: $i] :
                    ~ ( in @ ( ordered_pair @ E @ D ) @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[105]) ).

thf(153,axiom,
    ! [A: $i] :
      ( ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) )
     => ( ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc2_ordinal1) ).

thf(1353,plain,
    ! [A: $i] :
      ( ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) )
     => ( ordinal @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[153]) ).

thf(237,axiom,
    ! [A: $i,B: $i] :
      ( ( v3_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ B @ A ) )
        & ( v2_membered @ ( set_intersection2 @ B @ A ) )
        & ( v3_membered @ ( set_intersection2 @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc32_membered) ).

thf(1955,plain,
    ! [A: $i,B: $i] :
      ( ( v3_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ B @ A ) )
        & ( v2_membered @ ( set_intersection2 @ B @ A ) )
        & ( v3_membered @ ( set_intersection2 @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[237]) ).

thf(390,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ B )
     => ( ( empty @ B )
        | ( in @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_subset) ).

thf(2949,plain,
    ! [A: $i,B: $i] :
      ( ( element @ A @ B )
     => ( ( empty @ B )
        | ( in @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[390]) ).

thf(100,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( ~ ( disjoint @ A @ B )
          & ! [C: $i] :
              ~ ( in @ C @ ( set_intersection2 @ A @ B ) ) )
      & ~ ( ? [C: $i] : ( in @ C @ ( set_intersection2 @ A @ B ) )
          & ( disjoint @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_xboole_0) ).

thf(1008,plain,
    ! [A: $i,B: $i] :
      ( ~ ( ~ ( disjoint @ A @ B )
          & ! [C: $i] :
              ~ ( in @ C @ ( set_intersection2 @ A @ B ) ) )
      & ~ ( ? [C: $i] : ( in @ C @ ( set_intersection2 @ A @ B ) )
          & ( disjoint @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[100]) ).

thf(363,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( element @ C @ ( powerset @ ( cartesian_product2 @ A @ B ) ) )
     => ( relation @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_relset_1) ).

thf(2807,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( element @ C @ ( powerset @ ( cartesian_product2 @ A @ B ) ) )
     => ( relation @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[363]) ).

thf(24,axiom,
    ! [A: $i,B: $i] :
      ( ( unordered_pair @ A @ B )
      = ( unordered_pair @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

thf(612,plain,
    ! [A: $i,B: $i] :
      ( ( unordered_pair @ A @ B )
      = ( unordered_pair @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(464,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
      & ( empty @ B )
      & ( relation @ B )
      & ( function @ B )
      & ( one_to_one @ B )
      & ( epsilon_transitive @ B )
      & ( epsilon_connected @ B )
      & ( ordinal @ B )
      & ( natural @ B )
      & ( finite @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_finset_1) ).

thf(3520,plain,
    ! [A: $i] :
    ? [B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
      & ( empty @ B )
      & ( relation @ B )
      & ( function @ B )
      & ( one_to_one @ B )
      & ( epsilon_transitive @ B )
      & ( epsilon_connected @ B )
      & ( ordinal @ B )
      & ( natural @ B )
      & ( finite @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[464]) ).

thf(442,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( ( ( ( B = empty_set )
           => ( A = empty_set ) )
         => ( ( quasi_total @ C @ A @ B )
          <=> ( A
              = ( relation_dom_as_subset @ A @ B @ C ) ) ) )
        & ( ( B = empty_set )
         => ( ( A = empty_set )
            | ( ( quasi_total @ C @ A @ B )
            <=> ( C = empty_set ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_funct_2) ).

thf(3366,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ A @ B )
     => ( ( ( ( B = empty_set )
           => ( A = empty_set ) )
         => ( ( ( quasi_total @ C @ A @ B )
             => ( A
                = ( relation_dom_as_subset @ A @ B @ C ) ) )
            & ( ( A
                = ( relation_dom_as_subset @ A @ B @ C ) )
             => ( quasi_total @ C @ A @ B ) ) ) )
        & ( ( B = empty_set )
         => ( ( A = empty_set )
            | ( ( ( quasi_total @ C @ A @ B )
               => ( C = empty_set ) )
              & ( ( C = empty_set )
               => ( quasi_total @ C @ A @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[442]) ).

thf(312,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( in @ A @ B )
     => ( disjoint @ ( singleton @ A ) @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l28_zfmisc_1) ).

thf(2479,plain,
    ! [A: $i,B: $i] :
      ( ~ ( in @ A @ B )
     => ( disjoint @ ( singleton @ A ) @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[312]) ).

thf(125,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( in @ C @ A )
        <=> ( in @ C @ B ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_tarski) ).

thf(1180,plain,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( ( in @ C @ A )
           => ( in @ C @ B ) )
          & ( ( in @ C @ B )
           => ( in @ C @ A ) ) )
     => ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[125]) ).

thf(219,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ! [B: $i] :
          ( ( B
            = ( relation_rng @ A ) )
        <=> ! [C: $i] :
              ( ( in @ C @ B )
            <=> ? [D: $i] :
                  ( ( in @ D @ ( relation_dom @ A ) )
                  & ( C
                    = ( apply @ A @ D ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_funct_1) ).

thf(1817,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ! [B: $i] :
          ( ( ( B
              = ( relation_rng @ A ) )
           => ! [C: $i] :
                ( ( ( in @ C @ B )
                 => ? [D: $i] :
                      ( ( in @ D @ ( relation_dom @ A ) )
                      & ( C
                        = ( apply @ A @ D ) ) ) )
                & ( ? [D: $i] :
                      ( ( in @ D @ ( relation_dom @ A ) )
                      & ( C
                        = ( apply @ A @ D ) ) )
                 => ( in @ C @ B ) ) ) )
          & ( ! [C: $i] :
                ( ( ( in @ C @ B )
                 => ? [D: $i] :
                      ( ( in @ D @ ( relation_dom @ A ) )
                      & ( C
                        = ( apply @ A @ D ) ) ) )
                & ( ? [D: $i] :
                      ( ( in @ D @ ( relation_dom @ A ) )
                      & ( C
                        = ( apply @ A @ D ) ) )
                 => ( in @ C @ B ) ) )
           => ( B
              = ( relation_rng @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[219]) ).

thf(179,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( empty @ ( relation_dom @ A ) )
        & ( relation @ ( relation_dom @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc7_relat_1) ).

thf(1517,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( empty @ ( relation_dom @ A ) )
        & ( relation @ ( relation_dom @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[179]) ).

thf(267,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_union2 @ A @ B )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t12_xboole_1) ).

thf(2187,plain,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_union2 @ A @ B )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[267]) ).

thf(279,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( subset @ A @ ( relation_dom @ B ) )
       => ( subset @ A @ ( relation_inverse_image @ B @ ( relation_image @ B @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t146_funct_1) ).

thf(2226,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( subset @ A @ ( relation_dom @ B ) )
       => ( subset @ A @ ( relation_inverse_image @ B @ ( relation_image @ B @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[279]) ).

thf(344,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( relation_field @ A )
        = ( set_union2 @ ( relation_dom @ A ) @ ( relation_rng @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d6_relat_1) ).

thf(2658,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( relation_field @ A )
        = ( set_union2 @ ( relation_dom @ A ) @ ( relation_rng @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[344]) ).

thf(431,axiom,
    ! [A: $i,B: $i] :
      ( ( ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( element @ ( interior @ A @ B ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_tops_1) ).

thf(3284,plain,
    ! [A: $i,B: $i] :
      ( ( ( top_str @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( element @ ( interior @ A @ B ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[431]) ).

thf(79,axiom,
    ? [A: $i] :
      ( ( relation @ A )
      & ( relation_empty_yielding @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_relat_1) ).

thf(845,plain,
    ? [A: $i] :
      ( ( relation @ A )
      & ( relation_empty_yielding @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[79]) ).

thf(357,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ ( powerset @ B ) )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_subset) ).

thf(2760,plain,
    ! [A: $i,B: $i] :
      ( ( ( element @ A @ ( powerset @ B ) )
       => ( subset @ A @ B ) )
      & ( ( subset @ A @ B )
       => ( element @ A @ ( powerset @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[357]) ).

thf(167,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( set_intersection2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_relat_1) ).

thf(1421,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( relation @ B ) )
     => ( relation @ ( set_intersection2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[167]) ).

thf(387,axiom,
    ( ( ( relation_dom @ empty_set )
      = empty_set )
    & ( ( relation_rng @ empty_set )
      = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t60_relat_1) ).

thf(2924,plain,
    ( ( ( relation_dom @ empty_set )
      = empty_set )
    & ( ( relation_rng @ empty_set )
      = empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[387]) ).

thf(457,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( ( subset_complement @ A @ ( subset_complement @ A @ B ) )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',involutiveness_k3_subset_1) ).

thf(3452,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ A ) )
     => ( ( subset_complement @ A @ ( subset_complement @ A @ B ) )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[457]) ).

thf(27,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( well_ordering @ B )
       => ( well_ordering @ ( relation_restriction @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t32_wellord1) ).

thf(627,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( well_ordering @ B )
       => ( well_ordering @ ( relation_restriction @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(143,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( well_founded_relation @ A )
      <=> ( is_well_founded_in @ A @ ( relation_field @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_wellord1) ).

thf(1316,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( well_founded_relation @ A )
         => ( is_well_founded_in @ A @ ( relation_field @ A ) ) )
        & ( ( is_well_founded_in @ A @ ( relation_field @ A ) )
         => ( well_founded_relation @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[143]) ).

thf(197,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i,C: $i] :
          ( ( C
            = ( relation_image @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ? [E: $i] :
                  ( ( in @ ( ordered_pair @ E @ D ) @ A )
                  & ( in @ E @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d13_relat_1) ).

thf(1649,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i,C: $i] :
          ( ( ( C
              = ( relation_image @ A @ B ) )
           => ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ? [E: $i] :
                      ( ( in @ ( ordered_pair @ E @ D ) @ A )
                      & ( in @ E @ B ) ) )
                & ( ? [E: $i] :
                      ( ( in @ ( ordered_pair @ E @ D ) @ A )
                      & ( in @ E @ B ) )
                 => ( in @ D @ C ) ) ) )
          & ( ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ? [E: $i] :
                      ( ( in @ ( ordered_pair @ E @ D ) @ A )
                      & ( in @ E @ B ) ) )
                & ( ? [E: $i] :
                      ( ( in @ ( ordered_pair @ E @ D ) @ A )
                      & ( in @ E @ B ) )
                 => ( in @ D @ C ) ) )
           => ( C
              = ( relation_image @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[197]) ).

thf(252,axiom,
    ! [A: $i,B: $i] :
      ( ( finite @ A )
     => ( finite @ ( set_intersection2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t15_finset_1) ).

thf(2045,plain,
    ! [A: $i,B: $i] :
      ( ( finite @ A )
     => ( finite @ ( set_intersection2 @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[252]) ).

thf(418,axiom,
    ! [A: $i] :
      ~ ( empty @ ( powerset @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_subset_1) ).

thf(3092,plain,
    ! [A: $i] :
      ~ ( empty @ ( powerset @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[418]) ).

thf(466,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( ( subset_intersection2 @ A @ B @ B )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotence_k5_subset_1) ).

thf(3533,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( element @ B @ ( powerset @ A ) )
        & ( element @ C @ ( powerset @ A ) ) )
     => ( ( subset_intersection2 @ A @ B @ B )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[466]) ).

thf(456,axiom,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( top_str @ B )
         => ! [C: $i] :
              ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
             => ! [D: $i] :
                  ( ( element @ D @ ( powerset @ ( the_carrier @ B ) ) )
                 => ( ( ( open_subset @ D @ B )
                     => ( ( interior @ B @ D )
                        = D ) )
                    & ( ( ( interior @ A @ C )
                        = C )
                     => ( open_subset @ C @ A ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t55_tops_1) ).

thf(3447,plain,
    ! [A: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A ) )
     => ! [B: $i] :
          ( ( top_str @ B )
         => ! [C: $i] :
              ( ( element @ C @ ( powerset @ ( the_carrier @ A ) ) )
             => ! [D: $i] :
                  ( ( element @ D @ ( powerset @ ( the_carrier @ B ) ) )
                 => ( ( ( open_subset @ D @ B )
                     => ( ( interior @ B @ D )
                        = D ) )
                    & ( ( ( interior @ A @ C )
                        = C )
                     => ( open_subset @ C @ A ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[456]) ).

thf(196,axiom,
    ! [A: $i,B: $i] :
      ( ( set_difference @ A @ ( set_difference @ A @ B ) )
      = ( set_intersection2 @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t48_xboole_1) ).

thf(1646,plain,
    ! [A: $i,B: $i] :
      ( ( set_difference @ A @ ( set_difference @ A @ B ) )
      = ( set_intersection2 @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[196]) ).

thf(145,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( relation_of2_as_subset @ D @ C @ A )
     => ( ( subset @ ( relation_rng @ D ) @ B )
       => ( relation_of2_as_subset @ D @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t14_relset_1) ).

thf(1326,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( relation_of2_as_subset @ D @ C @ A )
     => ( ( subset @ ( relation_rng @ D ) @ B )
       => ( relation_of2_as_subset @ D @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[145]) ).

thf(52,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( empty @ A )
        & ( A != B )
        & ( empty @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_boole) ).

thf(699,plain,
    ! [A: $i,B: $i] :
      ~ ( ( empty @ A )
        & ( A != B )
        & ( empty @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[52]) ).

thf(94,axiom,
    ! [A: $i,B: $i] :
      ( ( A = B )
    <=> ( ( subset @ A @ B )
        & ( subset @ B @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d10_xboole_0) ).

thf(961,plain,
    ! [A: $i,B: $i] :
      ( ( ( A = B )
       => ( ( subset @ A @ B )
          & ( subset @ B @ A ) ) )
      & ( ( ( subset @ A @ B )
          & ( subset @ B @ A ) )
       => ( A = B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[94]) ).

thf(175,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ! [C: $i] :
          ( ( ( relation @ C )
            & ( function @ C ) )
         => ( ( B
              = ( relation_dom_restriction @ C @ A ) )
          <=> ( ( ( relation_dom @ B )
                = ( set_intersection2 @ ( relation_dom @ C ) @ A ) )
              & ! [D: $i] :
                  ( ( in @ D @ ( relation_dom @ B ) )
                 => ( ( apply @ B @ D )
                    = ( apply @ C @ D ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t68_funct_1) ).

thf(1476,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ! [C: $i] :
          ( ( ( relation @ C )
            & ( function @ C ) )
         => ( ( ( B
                = ( relation_dom_restriction @ C @ A ) )
             => ( ( ( relation_dom @ B )
                  = ( set_intersection2 @ ( relation_dom @ C ) @ A ) )
                & ! [D: $i] :
                    ( ( in @ D @ ( relation_dom @ B ) )
                   => ( ( apply @ B @ D )
                      = ( apply @ C @ D ) ) ) ) )
            & ( ( ( ( relation_dom @ B )
                  = ( set_intersection2 @ ( relation_dom @ C ) @ A ) )
                & ! [D: $i] :
                    ( ( in @ D @ ( relation_dom @ B ) )
                   => ( ( apply @ B @ D )
                      = ( apply @ C @ D ) ) ) )
             => ( B
                = ( relation_dom_restriction @ C @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[175]) ).

thf(459,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ ( singleton @ B ) )
    <=> ( ( A = empty_set )
        | ( A
          = ( singleton @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l4_zfmisc_1) ).

thf(3484,plain,
    ! [A: $i,B: $i] :
      ( ( ( subset @ A @ ( singleton @ B ) )
       => ( ( A = empty_set )
          | ( A
            = ( singleton @ B ) ) ) )
      & ( ( ( A = empty_set )
          | ( A
            = ( singleton @ B ) ) )
       => ( subset @ A @ ( singleton @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[459]) ).

thf(321,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( relation @ ( relation_rng_restriction @ A @ B ) )
        & ( function @ ( relation_rng_restriction @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc5_funct_1) ).

thf(2532,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( relation @ ( relation_rng_restriction @ A @ B ) )
        & ( function @ ( relation_rng_restriction @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[321]) ).

thf(443,axiom,
    ! [A: $i] :
      ( ( A = omega )
    <=> ( ( in @ empty_set @ A )
        & ( being_limit_ordinal @ A )
        & ( ordinal @ A )
        & ! [B: $i] :
            ( ( ordinal @ B )
           => ( ( ( in @ empty_set @ B )
                & ( being_limit_ordinal @ B ) )
             => ( subset @ A @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_ordinal2) ).

thf(3383,plain,
    ! [A: $i] :
      ( ( ( A = omega )
       => ( ( in @ empty_set @ A )
          & ( being_limit_ordinal @ A )
          & ( ordinal @ A )
          & ! [B: $i] :
              ( ( ordinal @ B )
             => ( ( ( in @ empty_set @ B )
                  & ( being_limit_ordinal @ B ) )
               => ( subset @ A @ B ) ) ) ) )
      & ( ( ( in @ empty_set @ A )
          & ( being_limit_ordinal @ A )
          & ( ordinal @ A )
          & ! [B: $i] :
              ( ( ordinal @ B )
             => ( ( ( in @ empty_set @ B )
                  & ( being_limit_ordinal @ B ) )
               => ( subset @ A @ B ) ) ) )
       => ( A = omega ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[443]) ).

thf(438,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( epsilon_transitive @ B )
            & ( epsilon_connected @ B )
            & ( ordinal @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc1_arytm_3) ).

thf(3336,plain,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( element @ B @ A )
         => ( ( epsilon_transitive @ B )
            & ( epsilon_connected @ B )
            & ( ordinal @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[438]) ).

thf(368,axiom,
    ! [A: $i,B: $i] :
      ( ( ( set_difference @ A @ B )
        = empty_set )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l32_xboole_1) ).

thf(2823,plain,
    ! [A: $i,B: $i] :
      ( ( ( ( set_difference @ A @ B )
          = empty_set )
       => ( subset @ A @ B ) )
      & ( ( subset @ A @ B )
       => ( ( set_difference @ A @ B )
          = empty_set ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[368]) ).

thf(29,axiom,
    ! [A: $i] : ( antisymmetric @ ( inclusion_relation @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_wellord2) ).

thf(632,plain,
    ! [A: $i] : ( antisymmetric @ ( inclusion_relation @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(430,axiom,
    ( ( ( ( in @ empty_set @ omega )
       => ! [A: $i] :
            ( ( element @ A @ ( powerset @ ( powerset @ empty_set ) ) )
           => ~ ( ( A != empty_set )
                & ! [B: $i] :
                    ~ ( ( in @ B @ A )
                      & ! [C: $i] :
                          ( ( ( in @ C @ A )
                            & ( subset @ B @ C ) )
                         => ( C = B ) ) ) ) ) )
      & ! [A: $i] :
          ( ( ordinal @ A )
         => ( ( ( in @ A @ omega )
             => ! [B: $i] :
                  ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
                 => ~ ( ( B != empty_set )
                      & ! [C: $i] :
                          ~ ( ( in @ C @ B )
                            & ! [D: $i] :
                                ( ( ( in @ D @ B )
                                  & ( subset @ C @ D ) )
                               => ( D = C ) ) ) ) ) )
           => ( ( in @ ( succ @ A ) @ omega )
             => ! [B: $i] :
                  ( ( element @ B @ ( powerset @ ( powerset @ ( succ @ A ) ) ) )
                 => ~ ( ( B != empty_set )
                      & ! [C: $i] :
                          ~ ( ( in @ C @ B )
                            & ! [D: $i] :
                                ( ( ( in @ D @ B )
                                  & ( subset @ C @ D ) )
                               => ( D = C ) ) ) ) ) ) ) )
      & ! [A: $i] :
          ( ( ordinal @ A )
         => ( ( ( being_limit_ordinal @ A )
              & ! [B: $i] :
                  ( ( ordinal @ B )
                 => ( ( in @ B @ A )
                   => ( ( in @ B @ omega )
                     => ! [C: $i] :
                          ( ( element @ C @ ( powerset @ ( powerset @ B ) ) )
                         => ~ ( ( C != empty_set )
                              & ! [D: $i] :
                                  ~ ( ( in @ D @ C )
                                    & ! [E: $i] :
                                        ( ( ( in @ E @ C )
                                          & ( subset @ D @ E ) )
                                       => ( E = D ) ) ) ) ) ) ) ) )
           => ( ( A = empty_set )
              | ( ( in @ A @ omega )
               => ! [B: $i] :
                    ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
                   => ~ ( ( B != empty_set )
                        & ! [C: $i] :
                            ~ ( ( in @ C @ B )
                              & ! [D: $i] :
                                  ( ( ( in @ D @ B )
                                    & ( subset @ C @ D ) )
                                 => ( D = C ) ) ) ) ) ) ) ) ) )
   => ! [A: $i] :
        ( ( ordinal @ A )
       => ( ( in @ A @ omega )
         => ! [B: $i] :
              ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
             => ~ ( ( B != empty_set )
                  & ! [C: $i] :
                      ~ ( ( in @ C @ B )
                        & ! [D: $i] :
                            ( ( ( in @ D @ B )
                              & ( subset @ C @ D ) )
                           => ( D = C ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_ordinal2__e18_27__finset_1) ).

thf(3235,plain,
    ( ( ( ( in @ empty_set @ omega )
       => ! [A: $i] :
            ( ( element @ A @ ( powerset @ ( powerset @ empty_set ) ) )
           => ~ ( ( A != empty_set )
                & ! [B: $i] :
                    ~ ( ( in @ B @ A )
                      & ! [C: $i] :
                          ( ( ( in @ C @ A )
                            & ( subset @ B @ C ) )
                         => ( C = B ) ) ) ) ) )
      & ! [A: $i] :
          ( ( ordinal @ A )
         => ( ( ( in @ A @ omega )
             => ! [B: $i] :
                  ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
                 => ~ ( ( B != empty_set )
                      & ! [C: $i] :
                          ~ ( ( in @ C @ B )
                            & ! [D: $i] :
                                ( ( ( in @ D @ B )
                                  & ( subset @ C @ D ) )
                               => ( D = C ) ) ) ) ) )
           => ( ( in @ ( succ @ A ) @ omega )
             => ! [B: $i] :
                  ( ( element @ B @ ( powerset @ ( powerset @ ( succ @ A ) ) ) )
                 => ~ ( ( B != empty_set )
                      & ! [C: $i] :
                          ~ ( ( in @ C @ B )
                            & ! [D: $i] :
                                ( ( ( in @ D @ B )
                                  & ( subset @ C @ D ) )
                               => ( D = C ) ) ) ) ) ) ) )
      & ! [A: $i] :
          ( ( ordinal @ A )
         => ( ( ( being_limit_ordinal @ A )
              & ! [B: $i] :
                  ( ( ordinal @ B )
                 => ( ( in @ B @ A )
                   => ( ( in @ B @ omega )
                     => ! [C: $i] :
                          ( ( element @ C @ ( powerset @ ( powerset @ B ) ) )
                         => ~ ( ( C != empty_set )
                              & ! [D: $i] :
                                  ~ ( ( in @ D @ C )
                                    & ! [E: $i] :
                                        ( ( ( in @ E @ C )
                                          & ( subset @ D @ E ) )
                                       => ( E = D ) ) ) ) ) ) ) ) )
           => ( ( A = empty_set )
              | ( ( in @ A @ omega )
               => ! [B: $i] :
                    ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
                   => ~ ( ( B != empty_set )
                        & ! [C: $i] :
                            ~ ( ( in @ C @ B )
                              & ! [D: $i] :
                                  ( ( ( in @ D @ B )
                                    & ( subset @ C @ D ) )
                                 => ( D = C ) ) ) ) ) ) ) ) ) )
   => ! [A: $i] :
        ( ( ordinal @ A )
       => ( ( in @ A @ omega )
         => ! [B: $i] :
              ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
             => ~ ( ( B != empty_set )
                  & ! [C: $i] :
                      ~ ( ( in @ C @ B )
                        & ! [D: $i] :
                            ( ( ( in @ D @ B )
                              & ( subset @ C @ D ) )
                           => ( D = C ) ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[430]) ).

thf(181,axiom,
    ! [A: $i] :
      ( ? [B: $i,C: $i] :
          ( A
          = ( ordered_pair @ B @ C ) )
     => ! [B: $i] :
          ( ( B
            = ( pair_second @ A ) )
        <=> ! [C: $i,D: $i] :
              ( ( A
                = ( ordered_pair @ C @ D ) )
             => ( B = D ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_mcart_1) ).

thf(1523,plain,
    ! [A: $i] :
      ( ? [B: $i,C: $i] :
          ( A
          = ( ordered_pair @ B @ C ) )
     => ! [B: $i] :
          ( ( ( B
              = ( pair_second @ A ) )
           => ! [C: $i,D: $i] :
                ( ( A
                  = ( ordered_pair @ C @ D ) )
               => ( B = D ) ) )
          & ( ! [C: $i,D: $i] :
                ( ( A
                  = ( ordered_pair @ C @ D ) )
               => ( B = D ) )
           => ( B
              = ( pair_second @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[181]) ).

thf(261,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ C )
        & ( function @ C ) )
     => ( ( in @ B @ ( relation_dom @ ( relation_dom_restriction @ C @ A ) ) )
      <=> ( ( in @ B @ ( relation_dom @ C ) )
          & ( in @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l82_funct_1) ).

thf(2152,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ C )
        & ( function @ C ) )
     => ( ( ( in @ B @ ( relation_dom @ ( relation_dom_restriction @ C @ A ) ) )
         => ( ( in @ B @ ( relation_dom @ C ) )
            & ( in @ B @ A ) ) )
        & ( ( ( in @ B @ ( relation_dom @ C ) )
            & ( in @ B @ A ) )
         => ( in @ B @ ( relation_dom @ ( relation_dom_restriction @ C @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[261]) ).

thf(59,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( B
          = ( identity_relation @ A ) )
      <=> ! [C: $i,D: $i] :
            ( ( in @ ( ordered_pair @ C @ D ) @ B )
          <=> ( ( in @ C @ A )
              & ( C = D ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d10_relat_1) ).

thf(731,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( ( B
            = ( identity_relation @ A ) )
         => ! [C: $i,D: $i] :
              ( ( ( in @ ( ordered_pair @ C @ D ) @ B )
               => ( ( in @ C @ A )
                  & ( C = D ) ) )
              & ( ( ( in @ C @ A )
                  & ( C = D ) )
               => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) )
        & ( ! [C: $i,D: $i] :
              ( ( ( in @ ( ordered_pair @ C @ D ) @ B )
               => ( ( in @ C @ A )
                  & ( C = D ) ) )
              & ( ( ( in @ C @ A )
                  & ( C = D ) )
               => ( in @ ( ordered_pair @ C @ D ) @ B ) ) )
         => ( B
            = ( identity_relation @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[59]) ).

thf(436,axiom,
    ! [A: $i] :
      ( ( set_difference @ A @ empty_set )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t3_boole) ).

thf(3331,plain,
    ! [A: $i] :
      ( ( set_difference @ A @ empty_set )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[436]) ).

thf(247,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ C @ D ) )
     => ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ D ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t119_zfmisc_1) ).

thf(2009,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( subset @ A @ B )
        & ( subset @ C @ D ) )
     => ( subset @ ( cartesian_product2 @ A @ C ) @ ( cartesian_product2 @ B @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[247]) ).

thf(393,axiom,
    ! [A: $i] :
    ? [B: $i] :
      ( ( in @ A @ B )
      & ! [C: $i,D: $i] :
          ( ( ( in @ C @ B )
            & ( subset @ D @ C ) )
         => ( in @ D @ B ) )
      & ! [C: $i] :
          ( ( in @ C @ B )
         => ( in @ ( powerset @ C ) @ B ) )
      & ! [C: $i] :
          ~ ( ( subset @ C @ B )
            & ~ ( are_equipotent @ C @ B )
            & ~ ( in @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t136_zfmisc_1) ).

thf(2956,plain,
    ! [A: $i] :
    ? [B: $i] :
      ( ( in @ A @ B )
      & ! [C: $i,D: $i] :
          ( ( ( in @ C @ B )
            & ( subset @ D @ C ) )
         => ( in @ D @ B ) )
      & ! [C: $i] :
          ( ( in @ C @ B )
         => ( in @ ( powerset @ C ) @ B ) )
      & ! [C: $i] :
          ~ ( ( subset @ C @ B )
            & ~ ( are_equipotent @ C @ B )
            & ~ ( in @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[393]) ).

thf(384,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ~ ( empty @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc5_struct_0) ).

thf(2912,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( one_sorted_str @ A ) )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
          & ~ ( empty @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[384]) ).

thf(497,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( element @ ( empty_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_pre_topc) ).

thf(3677,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( element @ ( empty_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[497]) ).

thf(381,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( union_of_subsets @ A @ B ) @ ( powerset @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k5_setfam_1) ).

thf(2902,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( element @ ( union_of_subsets @ A @ B ) @ ( powerset @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[381]) ).

thf(77,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( antisymmetric @ A )
      <=> ! [B: $i,C: $i] :
            ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
              & ( in @ ( ordered_pair @ C @ B ) @ A ) )
           => ( B = C ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l3_wellord1) ).

thf(832,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( antisymmetric @ A )
         => ! [B: $i,C: $i] :
              ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
                & ( in @ ( ordered_pair @ C @ B ) @ A ) )
             => ( B = C ) ) )
        & ( ! [B: $i,C: $i] :
              ( ( ( in @ ( ordered_pair @ B @ C ) @ A )
                & ( in @ ( ordered_pair @ C @ B ) @ A ) )
             => ( B = C ) )
         => ( antisymmetric @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[77]) ).

thf(489,axiom,
    ! [A: $i] : ( subset @ empty_set @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_xboole_1) ).

thf(3645,plain,
    ! [A: $i] : ( subset @ empty_set @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[489]) ).

thf(352,axiom,
    ! [A: $i,B: $i] :
      ~ ( empty @ ( ordered_pair @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_zfmisc_1) ).

thf(2739,plain,
    ! [A: $i,B: $i] :
      ~ ( empty @ ( ordered_pair @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[352]) ).

thf(70,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
    <=> ( subset @ C @ ( cartesian_product2 @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_relset_1) ).

thf(800,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation_of2 @ C @ A @ B )
       => ( subset @ C @ ( cartesian_product2 @ A @ B ) ) )
      & ( ( subset @ C @ ( cartesian_product2 @ A @ B ) )
       => ( relation_of2 @ C @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[70]) ).

thf(480,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
         => ( ( is_a_cover_of_carrier @ A @ B )
          <=> ( ( cast_as_carrier_subset @ A )
              = ( union_of_subsets @ ( the_carrier @ A ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_pre_topc) ).

thf(3598,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
         => ( ( ( is_a_cover_of_carrier @ A @ B )
             => ( ( cast_as_carrier_subset @ A )
                = ( union_of_subsets @ ( the_carrier @ A ) @ B ) ) )
            & ( ( ( cast_as_carrier_subset @ A )
                = ( union_of_subsets @ ( the_carrier @ A ) @ B ) )
             => ( is_a_cover_of_carrier @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[480]) ).

thf(307,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(2462,plain,
    ! [A: $i] : ( subset @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[307]) ).

thf(386,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( latt_str @ A ) )
     => ( ( meet_absorbing @ A )
      <=> ! [B: $i] :
            ( ( element @ B @ ( the_carrier @ A ) )
           => ! [C: $i] :
                ( ( element @ C @ ( the_carrier @ A ) )
               => ( ( join @ A @ ( meet @ A @ B @ C ) @ C )
                  = C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_lattices) ).

thf(2917,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( latt_str @ A ) )
     => ( ( ( meet_absorbing @ A )
         => ! [B: $i] :
              ( ( element @ B @ ( the_carrier @ A ) )
             => ! [C: $i] :
                  ( ( element @ C @ ( the_carrier @ A ) )
                 => ( ( join @ A @ ( meet @ A @ B @ C ) @ C )
                    = C ) ) ) )
        & ( ! [B: $i] :
              ( ( element @ B @ ( the_carrier @ A ) )
             => ! [C: $i] :
                  ( ( element @ C @ ( the_carrier @ A ) )
                 => ( ( join @ A @ ( meet @ A @ B @ C ) @ C )
                    = C ) ) )
         => ( meet_absorbing @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[386]) ).

thf(338,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( is_transitive_in @ A @ B )
        <=> ! [C: $i,D: $i,E: $i] :
              ( ( ( in @ C @ B )
                & ( in @ D @ B )
                & ( in @ E @ B )
                & ( in @ ( ordered_pair @ C @ D ) @ A )
                & ( in @ ( ordered_pair @ D @ E ) @ A ) )
             => ( in @ ( ordered_pair @ C @ E ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_relat_2) ).

thf(2623,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( ( is_transitive_in @ A @ B )
           => ! [C: $i,D: $i,E: $i] :
                ( ( ( in @ C @ B )
                  & ( in @ D @ B )
                  & ( in @ E @ B )
                  & ( in @ ( ordered_pair @ C @ D ) @ A )
                  & ( in @ ( ordered_pair @ D @ E ) @ A ) )
               => ( in @ ( ordered_pair @ C @ E ) @ A ) ) )
          & ( ! [C: $i,D: $i,E: $i] :
                ( ( ( in @ C @ B )
                  & ( in @ D @ B )
                  & ( in @ E @ B )
                  & ( in @ ( ordered_pair @ C @ D ) @ A )
                  & ( in @ ( ordered_pair @ D @ E ) @ A ) )
               => ( in @ ( ordered_pair @ C @ E ) @ A ) )
           => ( is_transitive_in @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[338]) ).

thf(60,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( ( set_union2 @ ( singleton @ A ) @ B )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l23_zfmisc_1) ).

thf(752,plain,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( ( set_union2 @ ( singleton @ A ) @ B )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[60]) ).

thf(199,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i,C: $i] :
          ( ( C
            = ( fiber @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ( ( D != B )
                & ( in @ ( ordered_pair @ D @ B ) @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_wellord1) ).

thf(1678,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i,C: $i] :
          ( ( ( C
              = ( fiber @ A @ B ) )
           => ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ( ( D != B )
                    & ( in @ ( ordered_pair @ D @ B ) @ A ) ) )
                & ( ( ( D != B )
                    & ( in @ ( ordered_pair @ D @ B ) @ A ) )
                 => ( in @ D @ C ) ) ) )
          & ( ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ( ( D != B )
                    & ( in @ ( ordered_pair @ D @ B ) @ A ) ) )
                & ( ( ( D != B )
                    & ( in @ ( ordered_pair @ D @ B ) @ A ) )
                 => ( in @ D @ C ) ) )
           => ( C
              = ( fiber @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[199]) ).

thf(429,axiom,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_semilatt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( join @ A @ B @ C )
                = ( apply_binary_as_element @ ( the_carrier @ A ) @ ( the_carrier @ A ) @ ( the_carrier @ A ) @ ( the_L_join @ A ) @ B @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_lattices) ).

thf(3232,plain,
    ! [A: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_semilatt_str @ A ) )
     => ! [B: $i] :
          ( ( element @ B @ ( the_carrier @ A ) )
         => ! [C: $i] :
              ( ( element @ C @ ( the_carrier @ A ) )
             => ( ( join @ A @ B @ C )
                = ( apply_binary_as_element @ ( the_carrier @ A ) @ ( the_carrier @ A ) @ ( the_carrier @ A ) @ ( the_L_join @ A ) @ B @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[429]) ).

thf(114,axiom,
    ! [A: $i,B: $i] :
    ? [C: $i] :
      ( ( relation_of2 @ C @ A @ B )
      & ( relation @ C )
      & ( function @ C )
      & ( quasi_total @ C @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_funct_2) ).

thf(1097,plain,
    ! [A: $i,B: $i] :
    ? [C: $i] :
      ( ( relation_of2 @ C @ A @ B )
      & ( relation @ C )
      & ( function @ C )
      & ( quasi_total @ C @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[114]) ).

thf(391,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( element @ ( cast_as_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_pre_topc) ).

thf(2951,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ( element @ ( cast_as_carrier_subset @ A ) @ ( powerset @ ( the_carrier @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[391]) ).

thf(254,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( B
            = ( relation_dom @ A ) )
        <=> ! [C: $i] :
              ( ( in @ C @ B )
            <=> ? [D: $i] : ( in @ ( ordered_pair @ C @ D ) @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_relat_1) ).

thf(2050,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( ( B
              = ( relation_dom @ A ) )
           => ! [C: $i] :
                ( ( ( in @ C @ B )
                 => ? [D: $i] : ( in @ ( ordered_pair @ C @ D ) @ A ) )
                & ( ? [D: $i] : ( in @ ( ordered_pair @ C @ D ) @ A )
                 => ( in @ C @ B ) ) ) )
          & ( ! [C: $i] :
                ( ( ( in @ C @ B )
                 => ? [D: $i] : ( in @ ( ordered_pair @ C @ D ) @ A ) )
                & ( ? [D: $i] : ( in @ ( ordered_pair @ C @ D ) @ A )
                 => ( in @ C @ B ) ) )
           => ( B
              = ( relation_dom @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[254]) ).

thf(503,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( in @ C @ A )
         => ( in @ C @ B ) )
     => ( element @ A @ ( powerset @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l71_subset_1) ).

thf(3690,plain,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( in @ C @ A )
         => ( in @ C @ B ) )
     => ( element @ A @ ( powerset @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[503]) ).

thf(366,axiom,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
      ( ( ~ ( empty @ A )
        & ~ ( empty @ B )
        & ( function @ D )
        & ( quasi_total @ D @ ( cartesian_product2 @ A @ B ) @ C )
        & ( relation_of2 @ D @ ( cartesian_product2 @ A @ B ) @ C )
        & ( element @ E @ A )
        & ( element @ F @ B ) )
     => ( element @ ( apply_binary_as_element @ A @ B @ C @ D @ E @ F ) @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_binop_1) ).

thf(2815,plain,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
      ( ( ~ ( empty @ A )
        & ~ ( empty @ B )
        & ( function @ D )
        & ( quasi_total @ D @ ( cartesian_product2 @ A @ B ) @ C )
        & ( relation_of2 @ D @ ( cartesian_product2 @ A @ B ) @ C )
        & ( element @ E @ A )
        & ( element @ F @ B ) )
     => ( element @ ( apply_binary_as_element @ A @ B @ C @ D @ E @ F ) @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[366]) ).

thf(351,axiom,
    ! [A: $i,B: $i] :
      ( ( ( subset @ A @ B )
        & ( finite @ B ) )
     => ( finite @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t13_finset_1) ).

thf(2736,plain,
    ! [A: $i,B: $i] :
      ( ( ( subset @ A @ B )
        & ( finite @ B ) )
     => ( finite @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[351]) ).

thf(82,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( ( relation @ C )
                & ( function @ C ) )
             => ( ( relation_isomorphism @ A @ B @ C )
              <=> ( ( ( relation_dom @ C )
                    = ( relation_field @ A ) )
                  & ( ( relation_rng @ C )
                    = ( relation_field @ B ) )
                  & ( one_to_one @ C )
                  & ! [D: $i,E: $i] :
                      ( ( in @ ( ordered_pair @ D @ E ) @ A )
                    <=> ( ( in @ D @ ( relation_field @ A ) )
                        & ( in @ E @ ( relation_field @ A ) )
                        & ( in @ ( ordered_pair @ ( apply @ C @ D ) @ ( apply @ C @ E ) ) @ B ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d7_wellord1) ).

thf(854,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ! [C: $i] :
              ( ( ( relation @ C )
                & ( function @ C ) )
             => ( ( ( relation_isomorphism @ A @ B @ C )
                 => ( ( ( relation_dom @ C )
                      = ( relation_field @ A ) )
                    & ( ( relation_rng @ C )
                      = ( relation_field @ B ) )
                    & ( one_to_one @ C )
                    & ! [D: $i,E: $i] :
                        ( ( ( in @ ( ordered_pair @ D @ E ) @ A )
                         => ( ( in @ D @ ( relation_field @ A ) )
                            & ( in @ E @ ( relation_field @ A ) )
                            & ( in @ ( ordered_pair @ ( apply @ C @ D ) @ ( apply @ C @ E ) ) @ B ) ) )
                        & ( ( ( in @ D @ ( relation_field @ A ) )
                            & ( in @ E @ ( relation_field @ A ) )
                            & ( in @ ( ordered_pair @ ( apply @ C @ D ) @ ( apply @ C @ E ) ) @ B ) )
                         => ( in @ ( ordered_pair @ D @ E ) @ A ) ) ) ) )
                & ( ( ( ( relation_dom @ C )
                      = ( relation_field @ A ) )
                    & ( ( relation_rng @ C )
                      = ( relation_field @ B ) )
                    & ( one_to_one @ C )
                    & ! [D: $i,E: $i] :
                        ( ( ( in @ ( ordered_pair @ D @ E ) @ A )
                         => ( ( in @ D @ ( relation_field @ A ) )
                            & ( in @ E @ ( relation_field @ A ) )
                            & ( in @ ( ordered_pair @ ( apply @ C @ D ) @ ( apply @ C @ E ) ) @ B ) ) )
                        & ( ( ( in @ D @ ( relation_field @ A ) )
                            & ( in @ E @ ( relation_field @ A ) )
                            & ( in @ ( ordered_pair @ ( apply @ C @ D ) @ ( apply @ C @ E ) ) @ B ) )
                         => ( in @ ( ordered_pair @ D @ E ) @ A ) ) ) )
                 => ( relation_isomorphism @ A @ B @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[82]) ).

thf(355,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_commutative @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( join_commut @ A @ B @ C )
        = ( join @ A @ B @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k3_lattices) ).

thf(2751,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_commutative @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( join_commut @ A @ B @ C )
        = ( join @ A @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[355]) ).

thf(435,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( A = empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t6_boole) ).

thf(3328,plain,
    ! [A: $i] :
      ( ( empty @ A )
     => ( A = empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[435]) ).

thf(271,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ A @ ( relation_rng @ ( relation_rng_restriction @ B @ C ) ) )
      <=> ( ( in @ A @ B )
          & ( in @ A @ ( relation_rng @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t115_relat_1) ).

thf(2201,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( ( in @ A @ ( relation_rng @ ( relation_rng_restriction @ B @ C ) ) )
         => ( ( in @ A @ B )
            & ( in @ A @ ( relation_rng @ C ) ) ) )
        & ( ( ( in @ A @ B )
            & ( in @ A @ ( relation_rng @ C ) ) )
         => ( in @ A @ ( relation_rng @ ( relation_rng_restriction @ B @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[271]) ).

thf(296,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( in @ ( ordered_pair @ A @ B ) @ ( cartesian_product2 @ C @ D ) )
    <=> ( ( in @ A @ C )
        & ( in @ B @ D ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t106_zfmisc_1) ).

thf(2366,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( in @ ( ordered_pair @ A @ B ) @ ( cartesian_product2 @ C @ D ) )
       => ( ( in @ A @ C )
          & ( in @ B @ D ) ) )
      & ( ( ( in @ A @ C )
          & ( in @ B @ D ) )
       => ( in @ ( ordered_pair @ A @ B ) @ ( cartesian_product2 @ C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[296]) ).

thf(76,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( subset @ A @ B )
          <=> ! [C: $i,D: $i] :
                ( ( in @ ( ordered_pair @ C @ D ) @ A )
               => ( in @ ( ordered_pair @ C @ D ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_relat_1) ).

thf(828,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( relation @ B )
         => ( ( ( subset @ A @ B )
             => ! [C: $i,D: $i] :
                  ( ( in @ ( ordered_pair @ C @ D ) @ A )
                 => ( in @ ( ordered_pair @ C @ D ) @ B ) ) )
            & ( ! [C: $i,D: $i] :
                  ( ( in @ ( ordered_pair @ C @ D ) @ A )
                 => ( in @ ( ordered_pair @ C @ D ) @ B ) )
             => ( subset @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[76]) ).

thf(6,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( well_orders @ A @ B )
        <=> ( ( is_reflexive_in @ A @ B )
            & ( is_transitive_in @ A @ B )
            & ( is_antisymmetric_in @ A @ B )
            & ( is_connected_in @ A @ B )
            & ( is_well_founded_in @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d5_wellord1) ).

thf(532,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( ( well_orders @ A @ B )
           => ( ( is_reflexive_in @ A @ B )
              & ( is_transitive_in @ A @ B )
              & ( is_antisymmetric_in @ A @ B )
              & ( is_connected_in @ A @ B )
              & ( is_well_founded_in @ A @ B ) ) )
          & ( ( ( is_reflexive_in @ A @ B )
              & ( is_transitive_in @ A @ B )
              & ( is_antisymmetric_in @ A @ B )
              & ( is_connected_in @ A @ B )
              & ( is_well_founded_in @ A @ B ) )
           => ( well_orders @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(92,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( function @ A )
        & ( finite @ B ) )
     => ( finite @ ( relation_image @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc13_finset_1) ).

thf(955,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( function @ A )
        & ( finite @ B ) )
     => ( finite @ ( relation_image @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[92]) ).

thf(496,axiom,
    ( ( empty @ empty_set )
    & ( relation @ empty_set )
    & ( relation_empty_yielding @ empty_set ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc12_relat_1) ).

thf(3673,plain,
    ( ( empty @ empty_set )
    & ( relation @ empty_set )
    & ( relation_empty_yielding @ empty_set ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[496]) ).

thf(85,axiom,
    ! [A: $i] : ( in @ A @ ( succ @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t10_ordinal1) ).

thf(886,plain,
    ! [A: $i] : ( in @ A @ ( succ @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[85]) ).

thf(148,axiom,
    ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t36_xboole_1) ).

thf(1335,plain,
    ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[148]) ).

thf(255,axiom,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ! [B: $i,C: $i] :
          ( ( C
            = ( relation_inverse_image @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ( ( in @ D @ ( relation_dom @ A ) )
                & ( in @ ( apply @ A @ D ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d13_funct_1) ).

thf(2070,plain,
    ! [A: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ! [B: $i,C: $i] :
          ( ( ( C
              = ( relation_inverse_image @ A @ B ) )
           => ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ( ( in @ D @ ( relation_dom @ A ) )
                    & ( in @ ( apply @ A @ D ) @ B ) ) )
                & ( ( ( in @ D @ ( relation_dom @ A ) )
                    & ( in @ ( apply @ A @ D ) @ B ) )
                 => ( in @ D @ C ) ) ) )
          & ( ! [D: $i] :
                ( ( ( in @ D @ C )
                 => ( ( in @ D @ ( relation_dom @ A ) )
                    & ( in @ ( apply @ A @ D ) @ B ) ) )
                & ( ( ( in @ D @ ( relation_dom @ A ) )
                    & ( in @ ( apply @ A @ D ) @ B ) )
                 => ( in @ D @ C ) ) )
           => ( C
              = ( relation_inverse_image @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[255]) ).

thf(509,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_commutative @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( join_commut @ A @ B @ C )
        = ( join_commut @ A @ C @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k3_lattices) ).

thf(3716,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_commutative @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( ( join_commut @ A @ B @ C )
        = ( join_commut @ A @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[509]) ).

thf(123,axiom,
    ? [A: $i] :
      ( ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A )
      & ( being_limit_ordinal @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_ordinal2) ).

thf(1172,plain,
    ? [A: $i] :
      ( ( epsilon_transitive @ A )
      & ( epsilon_connected @ A )
      & ( ordinal @ A )
      & ( being_limit_ordinal @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[123]) ).

thf(64,axiom,
    ! [A: $i,B: $i] :
      ( ( v4_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ A @ B ) )
        & ( v2_membered @ ( set_intersection2 @ A @ B ) )
        & ( v3_membered @ ( set_intersection2 @ A @ B ) )
        & ( v4_membered @ ( set_intersection2 @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc33_membered) ).

thf(767,plain,
    ! [A: $i,B: $i] :
      ( ( v4_membered @ A )
     => ( ( v1_membered @ ( set_intersection2 @ A @ B ) )
        & ( v2_membered @ ( set_intersection2 @ A @ B ) )
        & ( v3_membered @ ( set_intersection2 @ A @ B ) )
        & ( v4_membered @ ( set_intersection2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[64]) ).

thf(301,axiom,
    ! [A: $i,B: $i] :
      ( ( v1_membered @ A )
     => ( v1_membered @ ( set_difference @ A @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc37_membered) ).

thf(2417,plain,
    ! [A: $i,B: $i] :
      ( ( v1_membered @ A )
     => ( v1_membered @ ( set_difference @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[301]) ).

thf(57,axiom,
    ? [A: $i] : ( empty @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(720,plain,
    ? [A: $i] : ( empty @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[57]) ).

thf(295,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( set_intersection2 @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ A )
            & ( in @ D @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_xboole_0) ).

thf(2340,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( C
          = ( set_intersection2 @ A @ B ) )
       => ! [D: $i] :
            ( ( ( in @ D @ C )
             => ( ( in @ D @ A )
                & ( in @ D @ B ) ) )
            & ( ( ( in @ D @ A )
                & ( in @ D @ B ) )
             => ( in @ D @ C ) ) ) )
      & ( ! [D: $i] :
            ( ( ( in @ D @ C )
             => ( ( in @ D @ A )
                & ( in @ D @ B ) ) )
            & ( ( ( in @ D @ A )
                & ( in @ D @ B ) )
             => ( in @ D @ C ) ) )
       => ( C
          = ( set_intersection2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[295]) ).

thf(347,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( D
        = ( unordered_triple @ A @ B @ C ) )
    <=> ! [E: $i] :
          ( ( in @ E @ D )
        <=> ~ ( ( E != A )
              & ( E != B )
              & ( E != C ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_enumset1) ).

thf(2668,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( D
          = ( unordered_triple @ A @ B @ C ) )
       => ! [E: $i] :
            ( ( ( in @ E @ D )
             => ~ ( ( E != A )
                  & ( E != B )
                  & ( E != C ) ) )
            & ( ~ ( ( E != A )
                  & ( E != B )
                  & ( E != C ) )
             => ( in @ E @ D ) ) ) )
      & ( ! [E: $i] :
            ( ( ( in @ E @ D )
             => ~ ( ( E != A )
                  & ( E != B )
                  & ( E != C ) ) )
            & ( ~ ( ( E != A )
                  & ( E != B )
                  & ( E != C ) )
             => ( in @ E @ D ) ) )
       => ( D
          = ( unordered_triple @ A @ B @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[347]) ).

thf(121,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( relation @ D )
     => ( ( in @ ( ordered_pair @ A @ B ) @ ( relation_composition @ ( identity_relation @ C ) @ D ) )
      <=> ( ( in @ A @ C )
          & ( in @ ( ordered_pair @ A @ B ) @ D ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t74_relat_1) ).

thf(1165,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( relation @ D )
     => ( ( ( in @ ( ordered_pair @ A @ B ) @ ( relation_composition @ ( identity_relation @ C ) @ D ) )
         => ( ( in @ A @ C )
            & ( in @ ( ordered_pair @ A @ B ) @ D ) ) )
        & ( ( ( in @ A @ C )
            & ( in @ ( ordered_pair @ A @ B ) @ D ) )
         => ( in @ ( ordered_pair @ A @ B ) @ ( relation_composition @ ( identity_relation @ C ) @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[121]) ).

thf(133,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( ( one_to_one @ B )
          & ( in @ A @ ( relation_rng @ B ) ) )
       => ( ( A
            = ( apply @ B @ ( apply @ ( function_inverse @ B ) @ A ) ) )
          & ( A
            = ( apply @ ( relation_composition @ ( function_inverse @ B ) @ B ) @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t57_funct_1) ).

thf(1236,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( ( one_to_one @ B )
          & ( in @ A @ ( relation_rng @ B ) ) )
       => ( ( A
            = ( apply @ B @ ( apply @ ( function_inverse @ B ) @ A ) ) )
          & ( A
            = ( apply @ ( relation_composition @ ( function_inverse @ B ) @ B ) @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[133]) ).

thf(243,axiom,
    ? [A: $i] : ( join_semilatt_str @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_l2_lattices) ).

thf(1977,plain,
    ? [A: $i] : ( join_semilatt_str @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[243]) ).

thf(395,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_commutative @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( meet_commut @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k4_lattices) ).

thf(2966,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( meet_commutative @ A )
        & ( meet_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( meet_commut @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[395]) ).

thf(440,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( closed_subset @ B @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( open_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc3_tops_1) ).

thf(3360,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( closed_subset @ B @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( open_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[440]) ).

thf(188,axiom,
    ! [A: $i,B: $i] :
      ( ( v4_membered @ A )
     => ( ( v1_membered @ ( set_difference @ A @ B ) )
        & ( v2_membered @ ( set_difference @ A @ B ) )
        & ( v3_membered @ ( set_difference @ A @ B ) )
        & ( v4_membered @ ( set_difference @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc40_membered) ).

thf(1582,plain,
    ! [A: $i,B: $i] :
      ( ( v4_membered @ A )
     => ( ( v1_membered @ ( set_difference @ A @ B ) )
        & ( v2_membered @ ( set_difference @ A @ B ) )
        & ( v3_membered @ ( set_difference @ A @ B ) )
        & ( v4_membered @ ( set_difference @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[188]) ).

thf(35,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( transitive @ A )
      <=> ( is_transitive_in @ A @ ( relation_field @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d16_relat_2) ).

thf(644,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ( ( ( transitive @ A )
         => ( is_transitive_in @ A @ ( relation_field @ A ) ) )
        & ( ( is_transitive_in @ A @ ( relation_field @ A ) )
         => ( transitive @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).

thf(408,axiom,
    ! [A: $i] :
      ( ( v2_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( v1_membered @ B )
            & ( v2_membered @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cc17_membered) ).

thf(3020,plain,
    ! [A: $i] :
      ( ( v2_membered @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
         => ( ( v1_membered @ B )
            & ( v2_membered @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[408]) ).

thf(74,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
     => ( ( relation_dom_as_subset @ A @ B @ C )
        = ( relation_dom @ C ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k4_relset_1) ).

thf(822,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2 @ C @ A @ B )
     => ( ( relation_dom_as_subset @ A @ B @ C )
        = ( relation_dom @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[74]) ).

thf(227,axiom,
    ! [A: $i] :
      ( ( join_semilatt_str @ A )
     => ( one_sorted_str @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_l2_lattices) ).

thf(1880,plain,
    ! [A: $i] :
      ( ( join_semilatt_str @ A )
     => ( one_sorted_str @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[227]) ).

thf(460,axiom,
    ! [A: $i] :
      ( ( singleton @ A )
     != empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l1_zfmisc_1) ).

thf(3494,plain,
    ! [A: $i] :
      ( ( singleton @ A )
     != empty_set ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[460]) ).

thf(297,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ C )
        & ( function @ C ) )
     => ( ( in @ ( ordered_pair @ A @ B ) @ C )
      <=> ( ( in @ A @ ( relation_dom @ C ) )
          & ( B
            = ( apply @ C @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_funct_1) ).

thf(2372,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( relation @ C )
        & ( function @ C ) )
     => ( ( ( in @ ( ordered_pair @ A @ B ) @ C )
         => ( ( in @ A @ ( relation_dom @ C ) )
            & ( B
              = ( apply @ C @ A ) ) ) )
        & ( ( ( in @ A @ ( relation_dom @ C ) )
            & ( B
              = ( apply @ C @ A ) ) )
         => ( in @ ( ordered_pair @ A @ B ) @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[297]) ).

thf(230,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( subset @ A @ ( relation_rng @ B ) )
       => ( ( relation_image @ B @ ( relation_inverse_image @ B @ A ) )
          = A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t147_funct_1) ).

thf(1930,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( subset @ A @ ( relation_rng @ B ) )
       => ( ( relation_image @ B @ ( relation_inverse_image @ B @ A ) )
          = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[230]) ).

thf(78,axiom,
    ! [A: $i] :
      ( ( ( ordinal @ A )
        & ( natural @ A ) )
     => ( ~ ( empty @ ( succ @ A ) )
        & ( epsilon_transitive @ ( succ @ A ) )
        & ( epsilon_connected @ ( succ @ A ) )
        & ( ordinal @ ( succ @ A ) )
        & ( natural @ ( succ @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc2_arytm_3) ).

thf(839,plain,
    ! [A: $i] :
      ( ( ( ordinal @ A )
        & ( natural @ A ) )
     => ( ~ ( empty @ ( succ @ A ) )
        & ( epsilon_transitive @ ( succ @ A ) )
        & ( epsilon_connected @ ( succ @ A ) )
        & ( ordinal @ ( succ @ A ) )
        & ( natural @ ( succ @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[78]) ).

thf(441,axiom,
    ! [A: $i] :
      ( ~ ( empty @ A )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
          & ~ ( empty @ B )
          & ( finite @ B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc3_finset_1) ).

thf(3362,plain,
    ! [A: $i] :
      ( ~ ( empty @ A )
     => ? [B: $i] :
          ( ( element @ B @ ( powerset @ A ) )
          & ~ ( empty @ B )
          & ( finite @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[441]) ).

thf(350,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( relation @ ( relation_dom_restriction @ A @ B ) )
        & ( function @ ( relation_dom_restriction @ A @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc4_funct_1) ).

thf(2731,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ A )
        & ( function @ A ) )
     => ( ( relation @ ( relation_dom_restriction @ A @ B ) )
        & ( function @ ( relation_dom_restriction @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[350]) ).

thf(445,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_commutative @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( join_commut @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k3_lattices) ).

thf(3411,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( empty_carrier @ A )
        & ( join_commutative @ A )
        & ( join_semilatt_str @ A )
        & ( element @ B @ ( the_carrier @ A ) )
        & ( element @ C @ ( the_carrier @ A ) ) )
     => ( element @ ( join_commut @ A @ B @ C ) @ ( the_carrier @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[445]) ).

thf(315,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( disjoint @ B @ C ) )
     => ( disjoint @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t63_xboole_1) ).

thf(2485,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( subset @ A @ B )
        & ( disjoint @ B @ C ) )
     => ( disjoint @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[315]) ).

thf(161,axiom,
    ? [A: $i] : ( meet_semilatt_str @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_l1_lattices) ).

thf(1384,plain,
    ? [A: $i] : ( meet_semilatt_str @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[161]) ).

thf(482,axiom,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( subset_intersection2 @ ( the_carrier @ A ) @ B @ ( cast_as_carrier_subset @ A ) )
            = B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t15_pre_topc) ).

thf(3605,plain,
    ! [A: $i] :
      ( ( one_sorted_str @ A )
     => ! [B: $i] :
          ( ( element @ B @ ( powerset @ ( the_carrier @ A ) ) )
         => ( ( subset_intersection2 @ ( the_carrier @ A ) @ B @ ( cast_as_carrier_subset @ A ) )
            = B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[482]) ).

thf(356,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) ) )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( in @ D @ ( powerset @ ( the_carrier @ A ) ) )
            & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e2_37_1_1__pre_topc__1) ).

thf(2754,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) ) )
     => ? [C: $i] :
        ! [D: $i] :
          ( ( ( in @ D @ C )
           => ( ( in @ D @ ( powerset @ ( the_carrier @ A ) ) )
              & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B ) ) )
          & ( ( ( in @ D @ ( powerset @ ( the_carrier @ A ) ) )
              & ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B ) )
           => ( in @ D @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[356]) ).

thf(453,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( complements_of_subsets @ A @ ( complements_of_subsets @ A @ B ) )
        = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',involutiveness_k7_setfam_1) ).

thf(3437,plain,
    ! [A: $i,B: $i] :
      ( ( element @ B @ ( powerset @ ( powerset @ A ) ) )
     => ( ( complements_of_subsets @ A @ ( complements_of_subsets @ A @ B ) )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[453]) ).

thf(238,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ ( singleton @ A ) @ B )
    <=> ( in @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l2_zfmisc_1) ).

thf(1962,plain,
    ! [A: $i,B: $i] :
      ( ( ( subset @ ( singleton @ A ) @ B )
       => ( in @ A @ B ) )
      & ( ( in @ A @ B )
       => ( subset @ ( singleton @ A ) @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[238]) ).

thf(8,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( reflexive @ B )
       => ( reflexive @ ( relation_restriction @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t22_wellord1) ).

thf(543,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( reflexive @ B )
       => ( reflexive @ ( relation_restriction @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(61,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ ( ordered_pair @ A @ B ) @ C )
       => ( ( in @ A @ ( relation_field @ C ) )
          & ( in @ B @ ( relation_field @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t30_relat_1) ).

thf(755,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation @ C )
     => ( ( in @ ( ordered_pair @ A @ B ) @ C )
       => ( ( in @ A @ ( relation_field @ C ) )
          & ( in @ B @ ( relation_field @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[61]) ).

thf(471,axiom,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( is_well_founded_in @ A @ B )
        <=> ! [C: $i] :
              ~ ( ( subset @ C @ B )
                & ( C != empty_set )
                & ! [D: $i] :
                    ~ ( ( in @ D @ C )
                      & ( disjoint @ ( fiber @ A @ D ) @ C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_wellord1) ).

thf(3553,plain,
    ! [A: $i] :
      ( ( relation @ A )
     => ! [B: $i] :
          ( ( ( is_well_founded_in @ A @ B )
           => ! [C: $i] :
                ~ ( ( subset @ C @ B )
                  & ( C != empty_set )
                  & ! [D: $i] :
                      ~ ( ( in @ D @ C )
                        & ( disjoint @ ( fiber @ A @ D ) @ C ) ) ) )
          & ( ! [C: $i] :
                ~ ( ( subset @ C @ B )
                  & ( C != empty_set )
                  & ! [D: $i] :
                      ~ ( ( in @ D @ C )
                        & ( disjoint @ ( fiber @ A @ D ) @ C ) ) )
           => ( is_well_founded_in @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[471]) ).

thf(511,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( open_subset @ B @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc4_tops_1) ).

thf(3721,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( open_subset @ B @ A )
        & ( element @ B @ ( powerset @ ( the_carrier @ A ) ) ) )
     => ( closed_subset @ ( subset_complement @ ( the_carrier @ A ) @ B ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[511]) ).

thf(95,axiom,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( B
          = ( identity_relation @ A ) )
      <=> ( ( ( relation_dom @ B )
            = A )
          & ! [C: $i] :
              ( ( in @ C @ A )
             => ( ( apply @ B @ C )
                = C ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t34_funct_1) ).

thf(972,plain,
    ! [A: $i,B: $i] :
      ( ( ( relation @ B )
        & ( function @ B ) )
     => ( ( ( B
            = ( identity_relation @ A ) )
         => ( ( ( relation_dom @ B )
              = A )
            & ! [C: $i] :
                ( ( in @ C @ A )
               => ( ( apply @ B @ C )
                  = C ) ) ) )
        & ( ( ( ( relation_dom @ B )
              = A )
            & ! [C: $i] :
                ( ( in @ C @ A )
               => ( ( apply @ B @ C )
                  = C ) ) )
         => ( B
            = ( identity_relation @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[95]) ).

thf(173,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ A )
      = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotence_k2_xboole_0) ).

thf(1463,plain,
    ! [A: $i] :
      ( ( set_union2 @ A @ A )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[173]) ).

thf(184,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ B @ A )
     => ( ! [D: $i] :
            ~ ( ( in @ D @ B )
              & ! [E: $i] :
                  ~ ( in @ ( ordered_pair @ D @ E ) @ C ) )
      <=> ( ( relation_dom_as_subset @ B @ A @ C )
          = B ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t22_relset_1) ).

thf(1565,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( relation_of2_as_subset @ C @ B @ A )
     => ( ( ! [D: $i] :
              ~ ( ( in @ D @ B )
                & ! [E: $i] :
                    ~ ( in @ ( ordered_pair @ D @ E ) @ C ) )
         => ( ( relation_dom_as_subset @ B @ A @ C )
            = B ) )
        & ( ( ( relation_dom_as_subset @ B @ A @ C )
            = B )
         => ! [D: $i] :
              ~ ( ( in @ D @ B )
                & ! [E: $i] :
                    ~ ( in @ ( ordered_pair @ D @ E ) @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[184]) ).

thf(14,axiom,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( connected @ B )
       => ( connected @ ( relation_restriction @ B @ A ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t23_wellord1) ).

thf(560,plain,
    ! [A: $i,B: $i] :
      ( ( relation @ B )
     => ( ( connected @ B )
       => ( connected @ ( relation_restriction @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(455,axiom,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) ) )
     => ? [C: $i] :
          ( ( element @ C @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
          & ! [D: $i] :
              ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
             => ( ( in @ D @ C )
              <=> ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s3_subset_1__e2_37_1_1__pre_topc) ).

thf(3443,plain,
    ! [A: $i,B: $i] :
      ( ( ( topological_space @ A )
        & ( top_str @ A )
        & ( element @ B @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) ) )
     => ? [C: $i] :
          ( ( element @ C @ ( powerset @ ( powerset @ ( the_carrier @ A ) ) ) )
          & ! [D: $i] :
              ( ( element @ D @ ( powerset @ ( the_carrier @ A ) ) )
             => ( ( ( in @ D @ C )
                 => ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B ) )
                & ( ( in @ ( set_difference @ ( cast_as_carrier_subset @ A ) @ D ) @ B )
                 => ( in @ D @ C ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[455]) ).

thf(4877,plain,
    $false,
    inference(e,[status(thm)],[1036,809,1337,629,1767,3434,3566,1950,2744,1190,2295,760,2280,3172,523,2210,1882,2644,1808,1618,2953,2248,3098,1591,3012,1205,878,3498,1793,2854,797,715,3693,1988,3004,2035,670,2575,2216,1243,709,1935,1386,565,1967,1254,3688,1746,3103,2603,1985,1760,2269,3061,3612,917,2466,1059,3617,2444,1264,1577,1455,2571,3713,2420,638,1379,2857,1013,2929,3014,2158,1773,2169,1087,1319,1704,1741,881,1489,3431,3075,1373,3295,3670,3702,1136,2291,2335,3569,2540,1843,3537,2833,634,2483,660,2809,2804,1600,3588,2205,2586,602,2964,1169,687,692,2190,3421,3036,2530,988,2286,529,793,2646,2641,2621,1868,3679,3151,2011,3531,1199,2264,957,2601,952,1487,2606,2032,3286,825,1343,1021,3603,2277,1355,1580,598,2147,3514,3682,1423,2464,1032,1365,2332,1457,1210,3028,2228,3647,3595,682,1195,551,2492,697,2990,1534,2973,1970,1006,1755,3440,1360,1350,3105,2300,2515,3413,948,2801,1804,615,2841,1328,1138,2537,783,2638,3143,1942,3000,554,2830,642,1937,2038,1744,706,1419,2460,2798,1739,1461,1414,526,1810,2172,1016,1207,3723,2666,1612,2649,1039,2968,3541,1451,2836,1974,2581,1874,3064,1979,2272,605,647,3656,2932,985,2487,2845,569,3409,2862,1333,1202,1241,805,541,1846,2338,888,1466,558,3639,2915,1515,2221,2121,2729,3707,513,2904,3289,689,3686,2894,1251,618,2413,2970,2048,1884,2489,1403,545,562,904,1615,1784,1520,2817,3340,3416,2474,1675,3023,2193,1786,3663,1865,3002,1733,1090,3619,3579,2573,3719,3155,2987,1574,2774,3419,1933,1603,567,2116,3710,1376,2197,3038,2422,2896,3586,811,1877,2812,2742,3133,3668,2111,3572,2446,848,3034,3583,2289,1177,2911,2578,758,2610,1061,1952,685,3539,1396,2212,608,1113,2535,2156,2207,653,2984,658,2765,636,695,1245,2481,851,1102,722,3031,2096,3427,1758,680,1340,3455,2899,1049,663,2471,548,1145,1018,776,1770,640,3507,2661,1605,3659,1267,3608,1368,2175,3642,673,3334,791,2700,2219,3544,2545,3174,1130,3095,907,2411,1536,2379,1284,1972,1797,595,3007,2584,3684,991,1849,1257,2838,703,656,1023,1353,1955,2949,1008,2807,612,3520,3366,2479,1180,1817,1517,2187,2226,2658,3284,845,2760,1421,2924,3452,627,1316,1649,2045,3092,3533,3447,1646,1326,699,961,1476,3484,2532,3383,3336,2823,632,3235,1523,2152,731,3331,2009,2956,2912,3677,2902,832,3645,2739,800,3598,2462,2917,2623,752,1678,3232,1097,2951,2050,3690,2815,2736,854,2751,3328,2201,2366,828,532,955,3673,886,1335,2070,3716,1172,767,2417,720,2340,2668,1165,1236,1977,2966,3360,1582,644,3020,822,1880,3494,2372,1930,839,3362,2731,3411,2485,1384,3605,2754,3437,1962,543,755,3553,3721,972,1463,1565,560,3443]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SEU326+2 : TPTP v8.1.2. Released v3.3.0.
% 0.11/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.35  % Computer : n001.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit : 300
% 0.15/0.35  % WCLimit  : 300
% 0.15/0.35  % DateTime : Thu May 18 13:25:35 EDT 2023
% 0.15/0.36  % CPUTime  : 
% 0.84/0.83  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.51/1.06  % [INFO] 	 Parsing done (231ms). 
% 1.82/1.07  % [INFO] 	 Running in sequential loop mode. 
% 2.27/1.27  % [INFO] 	 eprover registered as external prover. 
% 2.27/1.27  % [INFO] 	 cvc4 registered as external prover. 
% 2.27/1.28  % [INFO] 	 Scanning for conjecture ... 
% 2.65/1.39  % [INFO] 	 Found a conjecture and 538 axioms. Running axiom selection ... 
% 3.25/1.51  % [INFO] 	 Axiom selection finished. Selected 510 axioms (removed 28 axioms). 
% 3.79/1.74  % [INFO] 	 Problem is first-order (TPTP FOF). 
% 4.05/1.77  % [INFO] 	 Type checking passed. 
% 4.05/1.77  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 26.22/6.20  % External prover 'e' found a proof!
% 26.22/6.21  % [INFO] 	 Killing All external provers ... 
% 26.22/6.21  % Time passed: 5693ms (effective reasoning time: 5129ms)
% 26.22/6.21  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 26.22/6.21  % Axioms used in derivation (510): d1_lattices, t15_finset_1, d1_enumset1, redefinition_m2_relset_1, redefinition_r1_ordinal1, d1_wellord2, l3_wellord1, s3_funct_1__e16_22__wellord2, cc2_finset_1, fc1_zfmisc_1, d1_finset_1, d1_tarski, s1_xboole_0__e4_27_3_1__finset_1, t30_relat_1, t147_funct_1, t45_pre_topc, d4_funct_1, s1_tarski__e2_37_1_1__pre_topc__1, t32_wellord1, t19_xboole_1, t99_relat_1, s3_subset_1__e2_37_1_1__pre_topc, cc12_membered, t17_xboole_1, t90_relat_1, t43_subset_1, t54_wellord1, fc1_ordinal2, l82_funct_1, idempotence_k3_xboole_0, d4_ordinal1, t1_boole, t39_wellord1, fc2_pre_topc, fc37_membered, redefinition_k5_subset_1, t3_xboole_1, dt_k4_relset_1, dt_k5_relset_1, d5_relat_1, fc1_finsub_1, d6_relat_2, l1_wellord1, l2_wellord1, fc1_xboole_0, t7_mcart_1, cc10_membered, s1_tarski__e4_27_3_1__finset_1__1, dt_k2_subset_1, d5_tarski, d12_relat_1, s1_xboole_0__e18_27__finset_1__1, t44_relat_1, fc34_membered, existence_l1_lattices, cc2_arytm_3, t26_lattices, fc4_relat_1, fc4_funct_1, t1_subset, t144_relat_1, fc31_membered, t22_funct_1, existence_l3_lattices, rc1_membered, fc4_tops_1, fc3_relat_1, d8_funct_1, fc4_subset_1, dt_k1_tops_1, t117_relat_1, t2_boole, d5_ordinal2, fc6_tops_1, d13_pre_topc, d6_pre_topc, t12_pre_topc, t32_ordinal1, t47_relat_1, fc9_relat_1, l40_tops_1, l3_subset_1, t99_zfmisc_1, t47_setfam_1, fc1_funct_1, fc1_pre_topc, s1_tarski__e10_24__wellord2__2, d1_wellord1, rc2_partfun1, d9_funct_1, rc3_funct_1, d1_struct_0, t56_relat_1, t37_xboole_1, cc1_relat_1, idempotence_k5_subset_1, t55_funct_1, fc28_membered, dt_m2_relset_1, t18_finset_1, t21_ordinal1, t26_wellord2, redefinition_k6_setfam_1, dt_k1_pre_topc, commutativity_k3_xboole_0, s1_tarski__e6_22__wellord2__1, t62_funct_1, t46_pre_topc, d3_pre_topc, fc11_finset_1, d2_tarski, dt_k2_binop_1, d4_subset_1, rc1_funct_1, cc2_finsub_1, fc2_xboole_0, rc6_pre_topc, fc32_membered, fc30_membered, fc5_pre_topc, involutiveness_k3_subset_1, d1_xboole_0, l50_zfmisc_1, t23_funct_1, t46_funct_2, s1_tarski__e6_21__wellord2__1, dt_l1_lattices, t52_pre_topc, t64_relat_1, rc1_tops_1, d6_ordinal1, t118_zfmisc_1, fc10_finset_1, d3_wellord1, t14_relset_1, t26_finset_1, t16_relset_1, rc3_relat_1, t6_boole, t4_wellord2, existence_l2_lattices, dt_k6_subset_1, d1_relat_1, dt_l1_pre_topc, t34_funct_1, d13_relat_1, t46_zfmisc_1, rc2_subset_1, s1_xboole_0__e6_21__wellord2__1, fc9_finset_1, t1_xboole_1, d9_relat_2, s1_xboole_0__e2_37_1_1__pre_topc__1, t28_wellord2, t31_ordinal1, t116_relat_1, fc33_membered, cc2_ordinal1, commutativity_k2_xboole_0, fc3_subset_1, t5_subset, d4_relat_1, t4_xboole_0, d12_relat_2, cc1_arytm_3, existence_m1_relset_1, t1_zfmisc_1, dt_l3_lattices, fc2_tops_1, t17_wellord1, fc2_subset_1, d8_xboole_0, d4_wellord2, cc19_membered, commutativity_k5_subset_1, l25_zfmisc_1, t5_wellord2, d5_wellord1, d1_ordinal1, s1_relat_1__e6_21__wellord2, t3_wellord2, rc4_funct_1, dt_l2_lattices, fc2_funct_1, t44_pre_topc, t5_wellord1, t8_funct_1, fc6_membered, t166_relat_1, l32_xboole_1, t8_zfmisc_1, t23_wellord1, t2_tarski, s1_ordinal1__e8_6__wellord2, t33_xboole_1, t4_boole, d3_lattices, t146_funct_1, cc11_membered, d2_pre_topc, d13_funct_1, dt_k4_relat_1, d5_pre_topc, t4_subset, fc3_xboole_0, t178_relat_1, d2_xboole_0, dt_k2_funct_1, s3_subset_1__e1_40__pre_topc, t20_wellord1, rc1_arytm_3, t19_wellord1, fc13_relat_1, d4_tarski, t18_wellord1, d16_relat_2, t9_zfmisc_1, t174_relat_1, redefinition_k5_setfam_1, s1_tarski__e6_27__finset_1__1, involutiveness_k4_relat_1, cc1_ordinal1, d8_pre_topc, reflexivity_r2_wellord2, t30_tops_1, cc20_membered, t7_boole, t21_wellord1, cc1_funct_1, t23_ordinal1, s1_tarski__e10_24__wellord2__1, t118_relat_1, s2_ordinal1__e18_27__finset_1__1, s1_tarski__e16_22__wellord2__2, t143_relat_1, fc29_membered, t48_xboole_1, t3_ordinal1, dt_k1_wellord2, d10_relat_1, rc3_struct_0, d2_subset_1, commutativity_k4_lattices, fc1_subset_1, t33_zfmisc_1, fc5_funct_1, t13_finset_1, t24_wellord1, fc38_membered, l4_wellord1, fc3_ordinal1, rc2_funct_1, cc4_membered, d11_relat_1, connectedness_r1_ordinal1, t21_funct_2, t8_wellord1, t9_funct_2, t160_relat_1, fc10_relat_1, rc1_subset_1, cc3_ordinal1, t74_relat_1, rc1_funct_2, t2_wellord2, rc3_ordinal1, cc18_membered, s1_xboole_0__e1_40__pre_topc__1, t83_xboole_1, s1_xboole_0__e6_27__finset_1, t45_relat_1, l28_zfmisc_1, t140_relat_1, d14_relat_1, t55_tops_1, s1_funct_1__e10_24__wellord2__1, s1_xboole_0__e16_22__wellord2__1, d7_xboole_0, fc5_relat_1, cc2_funct_1, t46_setfam_1, d2_wellord1, t17_finset_1, l4_zfmisc_1, t3_subset, cc1_relset_1, t33_ordinal1, t115_relat_1, dt_u1_lattices, existence_m1_subset_1, d2_mcart_1, t22_relset_1, cc13_membered, t24_ordinal1, s1_ordinal2__e18_27__finset_1, antisymmetry_r2_xboole_0, dt_k6_setfam_1, d2_zfmisc_1, fc11_relat_1, l3_zfmisc_1, commutativity_k2_tarski, d7_relat_1, rc1_ordinal1, fc39_membered, t106_zfmisc_1, cc15_membered, t25_wellord1, t145_funct_1, fc1_finset_1, l71_subset_1, dt_k7_relat_1, t7_wellord2, l2_zfmisc_1, d8_relat_1, t42_ordinal1, t94_relat_1, t48_setfam_1, d4_wellord1, d5_subset_1, t92_zfmisc_1, t146_relat_1, t70_funct_1, t31_wellord1, d1_zfmisc_1, t69_enumset1, t41_ordinal1, d7_wellord1, dt_k5_subset_1, existence_m2_relset_1, t38_zfmisc_1, l55_zfmisc_1, s1_tarski__e8_6__wellord2__1, t10_ordinal1, dt_k8_relat_1, d8_setfam_1, t26_xboole_1, t63_xboole_1, t22_wellord1, rc2_relat_1, t72_funct_1, t6_wellord2, t25_wellord2, redefinition_k2_binop_1, t17_pre_topc, s1_tarski__e16_22__wellord2__1, t6_funct_2, t51_tops_1, involutiveness_k7_setfam_1, t8_xboole_1, cc1_finsub_1, t37_relat_1, d3_tarski, fc1_struct_0, redefinition_k3_lattices, existence_l1_pre_topc, t39_zfmisc_1, t119_zfmisc_1, rc1_relat_1, t54_funct_1, rc2_finset_1, fc35_membered, dt_k5_relat_1, reflexivity_r1_tarski, t28_xboole_1, d1_relset_1, s1_xboole_0__e10_24__wellord2__1, t5_tops_2, dt_k4_lattices, t60_relat_1, t6_zfmisc_1, dt_k6_relat_1, reflexivity_r1_ordinal1, s1_tarski__e18_27__finset_1__1, t2_xboole_1, s1_xboole_0__e6_22__wellord2, fc36_membered, cc17_membered, fc6_relat_1, d1_funct_2, d12_funct_1, d3_ordinal1, d2_lattices, t46_relat_1, rc2_ordinal1, d4_xboole_0, d14_relat_2, t35_funct_1, t36_xboole_1, dt_k5_setfam_1, rc3_finset_1, t68_funct_1, t20_relat_1, dt_k1_lattices, rc1_ordinal2, t22_pre_topc, dt_k7_setfam_1, rc2_tops_1, t21_funct_1, fc2_arytm_3, d1_relat_2, fc1_relat_1, d6_wellord1, d6_relat_1, fc3_tops_1, l23_zfmisc_1, t48_pre_topc, t54_subset_1, rc1_finset_1, cc1_finset_1, s2_funct_1__e10_24__wellord2, fc12_finset_1, dt_k2_wellord1, s1_funct_1__e16_22__wellord2__1, t136_zfmisc_1, t8_boole, rc1_xboole_0, dt_u1_pre_topc, fc3_funct_1, t16_wellord1, rc5_struct_0, t12_xboole_1, fc7_relat_1, fc1_ordinal1, t49_wellord1, t86_relat_1, fc40_membered, s1_xboole_0__e8_6__wellord2__1, t10_zfmisc_1, t2_subset, cc1_membered, d3_relat_1, t37_zfmisc_1, fc2_relat_1, d2_ordinal1, fc12_relat_1, t65_relat_1, t21_relat_1, d1_setfam_1, symmetry_r1_xboole_0, redefinition_r2_wellord2, s1_tarski__e1_40__pre_topc__1, fc8_relat_1, fc41_membered, idempotence_k2_xboole_0, d1_funct_1, l30_wellord2, t15_pre_topc, t9_tarski, t145_relat_1, cc3_arytm_3, commutativity_k3_lattices, d10_xboole_0, symmetry_r2_wellord2, t7_xboole_1, cc14_membered, cc2_membered, d8_lattices, cc3_membered, t50_subset_1, fc2_ordinal1, existence_l1_struct_0, t7_tarski, t60_xboole_1, rc1_partfun1, redefinition_k5_relset_1, t57_funct_1, t3_boole, d5_funct_1, redefinition_k6_subset_1, t12_relset_1, redefinition_k4_relset_1, dt_u2_lattices, d8_relat_2, dt_k2_lattices, d4_relat_2, t3_xboole_0, t25_relat_1, d1_tops_1, l29_wellord1, cc16_membered, fc13_finset_1, s2_funct_1__e16_22__wellord2__1, rc2_xboole_0, fc27_membered, fc4_ordinal1, t40_xboole_1, t45_xboole_1, t44_tops_1, d1_pre_topc, dt_k6_pre_topc, irreflexivity_r2_xboole_0, t53_wellord1, t65_zfmisc_1, t29_tops_1, d3_xboole_0, d2_relat_1, dt_k3_lattices, t71_relat_1, t23_relset_1, d1_mcart_1, t88_relat_1, t167_relat_1, dt_k3_subset_1, l1_zfmisc_1, t39_xboole_1, t23_lattices, t119_relat_1, antisymmetry_r2_hidden, redefinition_k4_lattices, dt_k2_pre_topc
% 26.22/6.21  % No. of inferences in proof: 1024
% 26.22/6.21  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 5693 ms resp. 5129 ms w/o parsing
% 26.72/6.43  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 26.72/6.44  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------