TSTP Solution File: SET660+3 by Leo-III---1.7.7

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SET660+3 : TPTP v8.1.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n024.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri May 19 11:54:00 EDT 2023

% Result   : Theorem 8.07s 2.67s
% Output   : Refutation 8.07s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   62
% Syntax   : Number of formulae    :  171 (  14 unt;  27 typ;   0 def)
%            Number of atoms       :  558 (  58 equ;   0 cnn)
%            Maximal formula atoms :   14 (   3 avg)
%            Number of connectives : 1777 ( 143   ~; 122   |;  46   &;1246   @)
%                                         (  15 <=>; 205  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   19 (   8 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   30 (  30   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   30 (  27 usr;  10 con; 0-3 aty)
%            Number of variables   :  315 (   0   ^; 294   !;  21   ?; 315   :)

% Comments : 
%------------------------------------------------------------------------------
thf(ilf_type_type,type,
    ilf_type: $i > $i > $o ).

thf(set_type_type,type,
    set_type: $i ).

thf(relation_type_type,type,
    relation_type: $i > $i > $i ).

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

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

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

thf(subset_type_type,type,
    subset_type: $i > $i ).

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

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

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

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

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

thf(power_set_type,type,
    power_set: $i > $i ).

thf(binary_relation_type_type,type,
    binary_relation_type: $i ).

thf(relation_like_type,type,
    relation_like: $i > $o ).

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

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

thf(member_type_type,type,
    member_type: $i > $i ).

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

thf(sk1_type,type,
    sk1: $i ).

thf(sk2_type,type,
    sk2: $i ).

thf(sk3_type,type,
    sk3: $i ).

thf(sk4_type,type,
    sk4: $o ).

thf(sk5_type,type,
    sk5: $i > $i ).

thf(sk6_type,type,
    sk6: $i ).

thf(sk11_type,type,
    sk11: $i ).

thf(sk19_type,type,
    sk19: $i > $i ).

thf(22,axiom,
    ! [A: $i] : ( ilf_type @ A @ set_type ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p34) ).

thf(137,plain,
    ! [A: $i] : ( ilf_type @ A @ set_type ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(138,plain,
    ! [A: $i] : ( ilf_type @ A @ set_type ),
    inference(cnf,[status(esa)],[137]) ).

thf(36,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ binary_relation_type )
     => ( ilf_type @ ( domain_of @ A ) @ set_type ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p10) ).

thf(184,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ binary_relation_type )
     => ( ilf_type @ ( domain_of @ A ) @ set_type ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).

thf(17,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ( relation_like @ A )
      <=> ! [B: $i] :
            ( ( ilf_type @ B @ set_type )
           => ( ( member @ B @ A )
             => ? [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                  & ? [D: $i] :
                      ( ( ilf_type @ D @ set_type )
                      & ( B
                        = ( ordered_pair @ C @ D ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p26) ).

thf(117,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ( ( relation_like @ A )
         => ! [B: $i] :
              ( ( ilf_type @ B @ set_type )
             => ( ( member @ B @ A )
               => ? [C: $i] :
                    ( ( ilf_type @ C @ set_type )
                    & ? [D: $i] :
                        ( ( ilf_type @ D @ set_type )
                        & ( B
                          = ( ordered_pair @ C @ D ) ) ) ) ) ) )
        & ( ! [B: $i] :
              ( ( ilf_type @ B @ set_type )
             => ( ( member @ B @ A )
               => ? [C: $i] :
                    ( ( ilf_type @ C @ set_type )
                    & ? [D: $i] :
                        ( ( ilf_type @ D @ set_type )
                        & ( B
                          = ( ordered_pair @ C @ D ) ) ) ) ) )
         => ( relation_like @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(10,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( member @ A @ ( power_set @ B ) )
          <=> ! [C: $i] :
                ( ( ilf_type @ C @ set_type )
               => ( ( member @ C @ A )
                 => ( member @ C @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p22) ).

thf(77,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( ( member @ A @ ( power_set @ B ) )
             => ! [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                 => ( ( member @ C @ A )
                   => ( member @ C @ B ) ) ) )
            & ( ! [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                 => ( ( member @ C @ A )
                   => ( member @ C @ B ) ) )
             => ( member @ A @ ( power_set @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(19,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
             => ( relation_like @ C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p27) ).

thf(129,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
             => ( relation_like @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(6,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ? [C: $i] : ( ilf_type @ C @ ( relation_type @ B @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p8) ).

thf(59,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ? [C: $i] : ( ilf_type @ C @ ( relation_type @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(1,conjecture,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ! [D: $i] :
                    ( ( ilf_type @ D @ set_type )
                   => ( ( member @ D @ B )
                     => ? [E: $i] :
                          ( ( ilf_type @ E @ set_type )
                          & ( member @ ( ordered_pair @ E @ D ) @ C ) ) ) )
              <=> ( ( range @ A @ B @ C )
                  = B ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_relset_1_23) ).

thf(2,negated_conjecture,
    ~ ! [A: $i] :
        ( ( ilf_type @ A @ set_type )
       => ! [B: $i] :
            ( ( ilf_type @ B @ set_type )
           => ! [C: $i] :
                ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
               => ( ! [D: $i] :
                      ( ( ilf_type @ D @ set_type )
                     => ( ( member @ D @ B )
                       => ? [E: $i] :
                            ( ( ilf_type @ E @ set_type )
                            & ( member @ ( ordered_pair @ E @ D ) @ C ) ) ) )
                <=> ( ( range @ A @ B @ C )
                    = B ) ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(37,plain,
    ~ ! [A: $i] :
        ( ( ilf_type @ A @ set_type )
       => ! [B: $i] :
            ( ( ilf_type @ B @ set_type )
           => ! [C: $i] :
                ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
               => ( ( ! [D: $i] :
                        ( ( ilf_type @ D @ set_type )
                       => ( ( member @ D @ B )
                         => ? [E: $i] :
                              ( ( ilf_type @ E @ set_type )
                              & ( member @ ( ordered_pair @ E @ D ) @ C ) ) ) )
                   => ( ( range @ A @ B @ C )
                      = B ) )
                  & ( ( ( range @ A @ B @ C )
                      = B )
                   => ! [D: $i] :
                        ( ( ilf_type @ D @ set_type )
                       => ( ( member @ D @ B )
                         => ? [E: $i] :
                              ( ( ilf_type @ E @ set_type )
                              & ( member @ ( ordered_pair @ E @ D ) @ C ) ) ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(39,plain,
    ilf_type @ sk3 @ ( relation_type @ sk1 @ sk2 ),
    inference(cnf,[status(esa)],[37]) ).

thf(47,plain,
    ( sk4
    | ( member @ sk6 @ sk2 ) ),
    inference(cnf,[status(esa)],[37]) ).

thf(25,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ( empty @ A )
      <=> ! [B: $i] :
            ( ( ilf_type @ B @ set_type )
           => ~ ( member @ B @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p28) ).

thf(144,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ( ( empty @ A )
         => ! [B: $i] :
              ( ( ilf_type @ B @ set_type )
             => ~ ( member @ B @ A ) ) )
        & ( ! [B: $i] :
              ( ( ilf_type @ B @ set_type )
             => ~ ( member @ B @ A ) )
         => ( empty @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(145,plain,
    ! [B: $i,A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ~ ( empty @ A )
      | ~ ( ilf_type @ B @ set_type )
      | ~ ( member @ B @ A ) ),
    inference(cnf,[status(esa)],[144]) ).

thf(236,plain,
    ! [B: $i,A: $i] :
      ( ~ $true
      | ~ ( empty @ A )
      | ~ $true
      | ~ ( member @ B @ A ) ),
    inference(rewrite,[status(thm)],[145,138]) ).

thf(237,plain,
    ! [B: $i,A: $i] :
      ( ~ ( empty @ A )
      | ~ ( member @ B @ A ) ),
    inference(simp,[status(thm)],[236]) ).

thf(240,plain,
    ! [B: $i,A: $i] :
      ( sk4
      | ~ ( empty @ A )
      | ( ( member @ sk6 @ sk2 )
       != ( member @ B @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[47,237]) ).

thf(241,plain,
    ( sk4
    | ~ ( empty @ sk2 ) ),
    inference(pattern_uni,[status(thm)],[240:[bind(A,$thf( sk2 )),bind(B,$thf( sk6 ))]]) ).

thf(11,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ( ilf_type @ A @ binary_relation_type )
      <=> ( ( relation_like @ A )
          & ( ilf_type @ A @ set_type ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p15) ).

thf(82,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ( ( ilf_type @ A @ binary_relation_type )
         => ( ( relation_like @ A )
            & ( ilf_type @ A @ set_type ) ) )
        & ( ( ( relation_like @ A )
            & ( ilf_type @ A @ set_type ) )
         => ( ilf_type @ A @ binary_relation_type ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(3,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ! [C: $i] :
                ( ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
               => ( ilf_type @ C @ ( relation_type @ A @ B ) ) )
            & ! [C: $i] :
                ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
               => ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p7) ).

thf(51,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ! [C: $i] :
                ( ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
               => ( ilf_type @ C @ ( relation_type @ A @ B ) ) )
            & ! [C: $i] :
                ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
               => ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(52,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ~ ( ilf_type @ B @ set_type )
      | ~ ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) ) ),
    inference(cnf,[status(esa)],[51]) ).

thf(54,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ~ ( ilf_type @ B @ set_type )
      | ~ ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) ) ),
    inference(simp,[status(thm)],[52]) ).

thf(347,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ $true
      | ~ $true
      | ~ ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) ) ),
    inference(rewrite,[status(thm)],[54,138]) ).

thf(348,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) ) ),
    inference(simp,[status(thm)],[347]) ).

thf(353,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
      | ( ( ilf_type @ sk3 @ ( relation_type @ sk1 @ sk2 ) )
       != ( ilf_type @ C @ ( relation_type @ A @ B ) ) ) ),
    inference(paramod_ordered,[status(thm)],[39,348]) ).

thf(354,plain,
    ilf_type @ sk3 @ ( subset_type @ ( cross_product @ sk1 @ sk2 ) ),
    inference(pattern_uni,[status(thm)],[353:[bind(A,$thf( sk1 )),bind(B,$thf( sk2 )),bind(C,$thf( sk3 ))]]) ).

thf(23,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( subset @ A @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p21) ).

thf(139,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( subset @ A @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(140,plain,
    ! [A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ( subset @ A @ A ) ),
    inference(cnf,[status(esa)],[139]) ).

thf(256,plain,
    ! [A: $i] :
      ( ~ $true
      | ( subset @ A @ A ) ),
    inference(rewrite,[status(thm)],[140,138]) ).

thf(257,plain,
    ! [A: $i] : ( subset @ A @ A ),
    inference(simp,[status(thm)],[256]) ).

thf(28,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ set_type )
             => ! [D: $i] :
                  ( ( ilf_type @ D @ set_type )
                 => ! [E: $i] :
                      ( ( ilf_type @ E @ set_type )
                     => ( ( E
                          = ( ordered_pair @ C @ D ) )
                      <=> ( E
                          = ( unordered_pair @ ( unordered_pair @ C @ D ) @ ( singleton @ C ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p5) ).

thf(152,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ set_type )
             => ! [D: $i] :
                  ( ( ilf_type @ D @ set_type )
                 => ! [E: $i] :
                      ( ( ilf_type @ E @ set_type )
                     => ( ( ( E
                            = ( ordered_pair @ C @ D ) )
                         => ( E
                            = ( unordered_pair @ ( unordered_pair @ C @ D ) @ ( singleton @ C ) ) ) )
                        & ( ( E
                            = ( unordered_pair @ ( unordered_pair @ C @ D ) @ ( singleton @ C ) ) )
                         => ( E
                            = ( ordered_pair @ C @ D ) ) ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(5,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ilf_type @ ( unordered_pair @ A @ B ) @ set_type ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p13) ).

thf(57,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ilf_type @ ( unordered_pair @ A @ B ) @ set_type ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(31,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ilf_type @ ( cross_product @ A @ B ) @ set_type ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p12) ).

thf(164,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ilf_type @ ( cross_product @ A @ B ) @ set_type ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).

thf(14,axiom,
    ? [A: $i] : ( ilf_type @ A @ binary_relation_type ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p16) ).

thf(106,plain,
    ? [A: $i] : ( ilf_type @ A @ binary_relation_type ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(7,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ! [C: $i] :
                ( ( ilf_type @ C @ set_type )
               => ( ( member @ C @ A )
                <=> ( member @ C @ B ) ) )
           => ( A = B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p4) ).

thf(61,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ! [C: $i] :
                ( ( ilf_type @ C @ set_type )
               => ( ( ( member @ C @ A )
                   => ( member @ C @ B ) )
                  & ( ( member @ C @ B )
                   => ( member @ C @ A ) ) ) )
           => ( A = B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(16,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( subset @ A @ B )
          <=> ! [C: $i] :
                ( ( ilf_type @ C @ set_type )
               => ( ( member @ C @ A )
                 => ( member @ C @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p20) ).

thf(112,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( ( subset @ A @ B )
             => ! [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                 => ( ( member @ C @ A )
                   => ( member @ C @ B ) ) ) )
            & ( ! [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                 => ( ( member @ C @ A )
                   => ( member @ C @ B ) ) )
             => ( subset @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(116,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ~ ( ilf_type @ B @ set_type )
      | ~ ( subset @ A @ B )
      | ~ ( ilf_type @ C @ set_type )
      | ~ ( member @ C @ A )
      | ( member @ C @ B ) ),
    inference(cnf,[status(esa)],[112]) ).

thf(264,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ $true
      | ~ $true
      | ~ ( subset @ A @ B )
      | ~ $true
      | ~ ( member @ C @ A )
      | ( member @ C @ B ) ),
    inference(rewrite,[status(thm)],[116,138]) ).

thf(265,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( member @ C @ A )
      | ( member @ C @ B ) ),
    inference(simp,[status(thm)],[264]) ).

thf(9,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ~ ( empty @ ( power_set @ A ) )
        & ( ilf_type @ ( power_set @ A ) @ set_type ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p23) ).

thf(74,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ~ ( empty @ ( power_set @ A ) )
        & ( ilf_type @ ( power_set @ A ) @ set_type ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(53,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ~ ( ilf_type @ B @ set_type )
      | ~ ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
      | ( ilf_type @ C @ ( relation_type @ A @ B ) ) ),
    inference(cnf,[status(esa)],[51]) ).

thf(301,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ $true
      | ~ $true
      | ~ ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
      | ( ilf_type @ C @ ( relation_type @ A @ B ) ) ),
    inference(rewrite,[status(thm)],[53,138]) ).

thf(302,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
      | ( ilf_type @ C @ ( relation_type @ A @ B ) ) ),
    inference(simp,[status(thm)],[301]) ).

thf(29,axiom,
    ! [A: $i] :
      ( ( ( empty @ A )
        & ( ilf_type @ A @ set_type ) )
     => ( relation_like @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p29) ).

thf(160,plain,
    ! [A: $i] :
      ( ( ( empty @ A )
        & ( ilf_type @ A @ set_type ) )
     => ( relation_like @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(274,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( member @ C @ A )
      | ~ ( empty @ D )
      | ( ( member @ C @ B )
       != ( member @ E @ D ) ) ),
    inference(paramod_ordered,[status(thm)],[265,237]) ).

thf(275,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( member @ C @ A )
      | ~ ( empty @ B ) ),
    inference(pattern_uni,[status(thm)],[274:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( B )),bind(E,$thf( C ))]]) ).

thf(43,plain,
    ! [A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ~ ( member @ A @ sk2 )
      | ( member @ ( ordered_pair @ ( sk5 @ A ) @ A ) @ sk3 )
      | ~ sk4 ),
    inference(cnf,[status(esa)],[37]) ).

thf(223,plain,
    ! [A: $i] :
      ( ~ $true
      | ~ ( member @ A @ sk2 )
      | ( member @ ( ordered_pair @ ( sk5 @ A ) @ A ) @ sk3 )
      | ~ sk4 ),
    inference(rewrite,[status(thm)],[43,138]) ).

thf(224,plain,
    ! [A: $i] :
      ( ~ ( member @ A @ sk2 )
      | ( member @ ( ordered_pair @ ( sk5 @ A ) @ A ) @ sk3 )
      | ~ sk4 ),
    inference(simp,[status(thm)],[223]) ).

thf(238,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ sk2 )
      | ~ sk4
      | ~ ( empty @ B )
      | ( ( member @ ( ordered_pair @ ( sk5 @ A ) @ A ) @ sk3 )
       != ( member @ C @ B ) ) ),
    inference(paramod_ordered,[status(thm)],[224,237]) ).

thf(239,plain,
    ! [A: $i] :
      ( ~ ( member @ A @ sk2 )
      | ~ sk4
      | ~ ( empty @ sk3 ) ),
    inference(pattern_uni,[status(thm)],[238:[bind(A,$thf( E )),bind(B,$thf( sk3 )),bind(C,$thf( ordered_pair @ ( sk5 @ E ) @ E ))]]) ).

thf(242,plain,
    ! [A: $i] :
      ( ~ ( member @ A @ sk2 )
      | ~ sk4
      | ~ ( empty @ sk3 ) ),
    inference(simp,[status(thm)],[239]) ).

thf(280,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( member @ C @ A )
      | ~ sk4
      | ~ ( empty @ sk3 )
      | ( ( member @ C @ B )
       != ( member @ D @ sk2 ) ) ),
    inference(paramod_ordered,[status(thm)],[265,242]) ).

thf(281,plain,
    ! [B: $i,A: $i] :
      ( ~ ( subset @ A @ sk2 )
      | ~ ( member @ B @ A )
      | ~ sk4
      | ~ ( empty @ sk3 ) ),
    inference(pattern_uni,[status(thm)],[280:[bind(A,$thf( A )),bind(B,$thf( sk2 )),bind(C,$thf( C )),bind(D,$thf( C ))]]) ).

thf(285,plain,
    ! [B: $i,A: $i] :
      ( ~ ( subset @ A @ sk2 )
      | ~ ( member @ B @ A )
      | ~ sk4
      | ~ ( empty @ sk3 ) ),
    inference(simp,[status(thm)],[281]) ).

thf(305,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( ( ilf_type @ sk3 @ ( relation_type @ sk1 @ sk2 ) )
       != ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) ) ) ),
    inference(paramod_ordered,[status(thm)],[39,302]) ).

thf(312,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( sk3 != C )
      | ( ( relation_type @ sk1 @ sk2 )
       != ( subset_type @ ( cross_product @ A @ B ) ) ) ),
    inference(simp,[status(thm)],[305]) ).

thf(317,plain,
    ! [B: $i,A: $i] :
      ( ( ilf_type @ sk3 @ ( relation_type @ A @ B ) )
      | ( ( relation_type @ sk1 @ sk2 )
       != ( subset_type @ ( cross_product @ A @ B ) ) ) ),
    inference(simp,[status(thm)],[312]) ).

thf(33,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( A = B )
          <=> ( ( subset @ A @ B )
              & ( subset @ B @ A ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p9) ).

thf(169,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( ( A = B )
             => ( ( subset @ A @ B )
                & ( subset @ B @ A ) ) )
            & ( ( ( subset @ A @ B )
                & ( subset @ B @ A ) )
             => ( A = B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).

thf(24,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( ilf_type @ B @ ( subset_type @ A ) )
          <=> ( ilf_type @ B @ ( member_type @ ( power_set @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p17) ).

thf(141,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( ( ilf_type @ B @ ( subset_type @ A ) )
             => ( ilf_type @ B @ ( member_type @ ( power_set @ A ) ) ) )
            & ( ( ilf_type @ B @ ( member_type @ ( power_set @ A ) ) )
             => ( ilf_type @ B @ ( subset_type @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(21,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ~ ( empty @ B )
            & ( ilf_type @ B @ set_type ) )
         => ( ( ilf_type @ A @ ( member_type @ B ) )
          <=> ( member @ A @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p24) ).

thf(134,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ~ ( empty @ B )
            & ( ilf_type @ B @ set_type ) )
         => ( ( ( ilf_type @ A @ ( member_type @ B ) )
             => ( member @ A @ B ) )
            & ( ( member @ A @ B )
             => ( ilf_type @ A @ ( member_type @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(32,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ( range @ A @ B @ C )
                = ( range_of @ C ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p32) ).

thf(166,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ( range @ A @ B @ C )
                = ( range_of @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).

thf(26,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ilf_type @ ( ordered_pair @ A @ B ) @ set_type ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p6) ).

thf(148,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ilf_type @ ( ordered_pair @ A @ B ) @ set_type ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(107,plain,
    ilf_type @ sk11 @ binary_relation_type,
    inference(cnf,[status(esa)],[106]) ).

thf(366,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
      | ( ( ilf_type @ sk11 @ binary_relation_type )
       != ( ilf_type @ C @ ( relation_type @ A @ B ) ) ) ),
    inference(paramod_ordered,[status(thm)],[107,348]) ).

thf(367,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) )
      | ( sk11 != C )
      | ( ( relation_type @ A @ B )
       != binary_relation_type ) ),
    inference(simp,[status(thm)],[366]) ).

thf(375,plain,
    ! [B: $i,A: $i] :
      ( ( ilf_type @ sk11 @ ( subset_type @ ( cross_product @ A @ B ) ) )
      | ( ( relation_type @ A @ B )
       != binary_relation_type ) ),
    inference(simp,[status(thm)],[367]) ).

thf(27,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ? [B: $i] : ( ilf_type @ B @ ( subset_type @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p18) ).

thf(150,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ? [B: $i] : ( ilf_type @ B @ ( subset_type @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(151,plain,
    ! [A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ( ilf_type @ ( sk19 @ A ) @ ( subset_type @ A ) ) ),
    inference(cnf,[status(esa)],[150]) ).

thf(262,plain,
    ! [A: $i] :
      ( ~ $true
      | ( ilf_type @ ( sk19 @ A ) @ ( subset_type @ A ) ) ),
    inference(rewrite,[status(thm)],[151,138]) ).

thf(263,plain,
    ! [A: $i] : ( ilf_type @ ( sk19 @ A ) @ ( subset_type @ A ) ),
    inference(simp,[status(thm)],[262]) ).

thf(306,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ilf_type @ D @ ( relation_type @ B @ C ) )
      | ( ( ilf_type @ ( sk19 @ A ) @ ( subset_type @ A ) )
       != ( ilf_type @ D @ ( subset_type @ ( cross_product @ B @ C ) ) ) ) ),
    inference(paramod_ordered,[status(thm)],[263,302]) ).

thf(307,plain,
    ! [B: $i,A: $i] : ( ilf_type @ ( sk19 @ ( cross_product @ A @ B ) ) @ ( relation_type @ A @ B ) ),
    inference(pattern_uni,[status(thm)],[306:[bind(A,$thf( cross_product @ F @ G )),bind(B,$thf( F )),bind(C,$thf( G )),bind(D,$thf( sk19 @ ( cross_product @ F @ G ) ))]]) ).

thf(313,plain,
    ! [B: $i,A: $i] : ( ilf_type @ ( sk19 @ ( cross_product @ A @ B ) ) @ ( relation_type @ A @ B ) ),
    inference(simp,[status(thm)],[307]) ).

thf(46,plain,
    ( ( ( range @ sk1 @ sk2 @ sk3 )
     != sk2 )
    | ~ sk4 ),
    inference(cnf,[status(esa)],[37]) ).

thf(49,plain,
    ( ( ( range @ sk1 @ sk2 @ sk3 )
     != sk2 )
    | ~ sk4 ),
    inference(lifteq,[status(thm)],[46]) ).

thf(35,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ binary_relation_type )
             => ( ( member @ ( ordered_pair @ A @ B ) @ C )
               => ( ( member @ A @ ( domain_of @ C ) )
                  & ( member @ B @ ( range_of @ C ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p3) ).

thf(181,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ binary_relation_type )
             => ( ( member @ ( ordered_pair @ A @ B ) @ C )
               => ( ( member @ A @ ( domain_of @ C ) )
                  & ( member @ B @ ( range_of @ C ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).

thf(75,plain,
    ! [A: $i] :
      ( ~ ( ilf_type @ A @ set_type )
      | ~ ( empty @ ( power_set @ A ) ) ),
    inference(cnf,[status(esa)],[74]) ).

thf(212,plain,
    ! [A: $i] :
      ( ~ $true
      | ~ ( empty @ ( power_set @ A ) ) ),
    inference(rewrite,[status(thm)],[75,138]) ).

thf(213,plain,
    ! [A: $i] :
      ~ ( empty @ ( power_set @ A ) ),
    inference(simp,[status(thm)],[212]) ).

thf(42,plain,
    ! [A: $i] :
      ( sk4
      | ~ ( ilf_type @ A @ set_type )
      | ~ ( member @ ( ordered_pair @ A @ sk6 ) @ sk3 ) ),
    inference(cnf,[status(esa)],[37]) ).

thf(48,plain,
    ! [A: $i] :
      ( sk4
      | ~ ( ilf_type @ A @ set_type )
      | ~ ( member @ ( ordered_pair @ A @ sk6 ) @ sk3 ) ),
    inference(simp,[status(thm)],[42]) ).

thf(250,plain,
    ! [A: $i] :
      ( sk4
      | ~ $true
      | ~ ( member @ ( ordered_pair @ A @ sk6 ) @ sk3 ) ),
    inference(rewrite,[status(thm)],[48,138]) ).

thf(251,plain,
    ! [A: $i] :
      ( sk4
      | ~ ( member @ ( ordered_pair @ A @ sk6 ) @ sk3 ) ),
    inference(simp,[status(thm)],[250]) ).

thf(15,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ binary_relation_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( member @ B @ ( range_of @ A ) )
          <=> ? [C: $i] :
                ( ( ilf_type @ C @ set_type )
                & ( member @ ( ordered_pair @ C @ B ) @ A ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p1) ).

thf(108,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ binary_relation_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( ( member @ B @ ( range_of @ A ) )
             => ? [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                  & ( member @ ( ordered_pair @ C @ B ) @ A ) ) )
            & ( ? [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                  & ( member @ ( ordered_pair @ C @ B ) @ A ) )
             => ( member @ B @ ( range_of @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(30,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ binary_relation_type )
     => ( ilf_type @ ( range_of @ A ) @ set_type ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p2) ).

thf(162,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ binary_relation_type )
     => ( ilf_type @ ( range_of @ A ) @ set_type ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(254,plain,
    ! [A: $i] :
      ( sk4
      | ( ( member @ ( ordered_pair @ A @ sk6 ) @ sk3 )
       != ( member @ sk6 @ sk2 ) ) ),
    inference(paramod_ordered,[status(thm)],[47,251]) ).

thf(255,plain,
    ! [A: $i] :
      ( sk4
      | ( ( ordered_pair @ A @ sk6 )
       != sk6 )
      | ( sk3 != sk2 ) ),
    inference(simp,[status(thm)],[254]) ).

thf(45,plain,
    ( sk4
    | ( ( range @ sk1 @ sk2 @ sk3 )
      = sk2 ) ),
    inference(cnf,[status(esa)],[37]) ).

thf(50,plain,
    ( ( ( range @ sk1 @ sk2 @ sk3 )
      = sk2 )
    | sk4 ),
    inference(lifteq,[status(thm)],[45]) ).

thf(18,axiom,
    ! [A: $i] :
      ( ( ~ ( empty @ A )
        & ( ilf_type @ A @ set_type ) )
     => ? [B: $i] : ( ilf_type @ B @ ( member_type @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p25) ).

thf(127,plain,
    ! [A: $i] :
      ( ( ~ ( empty @ A )
        & ( ilf_type @ A @ set_type ) )
     => ? [B: $i] : ( ilf_type @ B @ ( member_type @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(8,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ilf_type @ ( domain @ A @ B @ C ) @ ( subset_type @ A ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p31) ).

thf(72,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ilf_type @ ( domain @ A @ B @ C ) @ ( subset_type @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(308,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( ( ilf_type @ sk11 @ binary_relation_type )
       != ( ilf_type @ C @ ( subset_type @ ( cross_product @ A @ B ) ) ) ) ),
    inference(paramod_ordered,[status(thm)],[107,302]) ).

thf(309,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( sk11 != C )
      | ( ( subset_type @ ( cross_product @ A @ B ) )
       != binary_relation_type ) ),
    inference(simp,[status(thm)],[308]) ).

thf(314,plain,
    ! [B: $i,A: $i] :
      ( ( ilf_type @ sk11 @ ( relation_type @ A @ B ) )
      | ( ( subset_type @ ( cross_product @ A @ B ) )
       != binary_relation_type ) ),
    inference(simp,[status(thm)],[309]) ).

thf(12,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( A = B )
          <=> ! [C: $i] :
                ( ( ilf_type @ C @ set_type )
               => ( ( member @ C @ A )
                <=> ( member @ C @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p19) ).

thf(87,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( ( A = B )
             => ! [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                 => ( ( ( member @ C @ A )
                     => ( member @ C @ B ) )
                    & ( ( member @ C @ B )
                     => ( member @ C @ A ) ) ) ) )
            & ( ! [C: $i] :
                  ( ( ilf_type @ C @ set_type )
                 => ( ( ( member @ C @ A )
                     => ( member @ C @ B ) )
                    & ( ( member @ C @ B )
                     => ( member @ C @ A ) ) ) )
             => ( A = B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(13,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ilf_type @ ( range @ A @ B @ C ) @ ( subset_type @ B ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p33) ).

thf(104,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ilf_type @ ( range @ A @ B @ C ) @ ( subset_type @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(4,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ilf_type @ ( singleton @ A ) @ set_type ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p11) ).

thf(55,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ( ilf_type @ ( singleton @ A ) @ set_type ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(303,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ilf_type @ D @ ( relation_type @ B @ C ) )
      | ( ( ilf_type @ A @ set_type )
       != ( ilf_type @ D @ ( subset_type @ ( cross_product @ B @ C ) ) ) ) ),
    inference(paramod_ordered,[status(thm)],[138,302]) ).

thf(310,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ilf_type @ D @ ( relation_type @ B @ C ) )
      | ( A != D )
      | ( ( subset_type @ ( cross_product @ B @ C ) )
       != set_type ) ),
    inference(simp,[status(thm)],[303]) ).

thf(315,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
      | ( ( subset_type @ ( cross_product @ A @ B ) )
       != set_type ) ),
    inference(simp,[status(thm)],[310]) ).

thf(334,plain,
    ! [C: $i,B: $i,A: $i] :
      ( sk4
      | ~ ( subset @ A @ B )
      | ~ ( empty @ B )
      | ( ( member @ sk6 @ sk2 )
       != ( member @ C @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[47,275]) ).

thf(335,plain,
    ! [A: $i] :
      ( sk4
      | ~ ( subset @ sk2 @ A )
      | ~ ( empty @ A ) ),
    inference(pattern_uni,[status(thm)],[334:[bind(A,$thf( sk2 )),bind(B,$thf( B )),bind(C,$thf( sk6 ))]]) ).

thf(341,plain,
    ! [A: $i] :
      ( sk4
      | ~ ( subset @ sk2 @ A )
      | ~ ( empty @ A ) ),
    inference(simp,[status(thm)],[335]) ).

thf(276,plain,
    ! [C: $i,B: $i,A: $i] :
      ( sk4
      | ~ ( subset @ A @ B )
      | ( member @ C @ B )
      | ( ( member @ sk6 @ sk2 )
       != ( member @ C @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[47,265]) ).

thf(277,plain,
    ! [A: $i] :
      ( sk4
      | ~ ( subset @ sk2 @ A )
      | ( member @ sk6 @ A ) ),
    inference(pattern_uni,[status(thm)],[276:[bind(A,$thf( sk2 )),bind(B,$thf( B )),bind(C,$thf( sk6 ))]]) ).

thf(283,plain,
    ! [A: $i] :
      ( sk4
      | ~ ( subset @ sk2 @ A )
      | ( member @ sk6 @ A ) ),
    inference(simp,[status(thm)],[277]) ).

thf(34,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ( domain @ A @ B @ C )
                = ( domain_of @ C ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p30) ).

thf(178,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ! [C: $i] :
              ( ( ilf_type @ C @ ( relation_type @ A @ B ) )
             => ( ( domain @ A @ B @ C )
                = ( domain_of @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).

thf(20,axiom,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( unordered_pair @ A @ B )
            = ( unordered_pair @ B @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p14) ).

thf(131,plain,
    ! [A: $i] :
      ( ( ilf_type @ A @ set_type )
     => ! [B: $i] :
          ( ( ilf_type @ B @ set_type )
         => ( ( unordered_pair @ A @ B )
            = ( unordered_pair @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(514,plain,
    $false,
    inference(e,[status(thm)],[138,184,117,77,129,59,39,241,82,354,37,257,152,57,164,106,348,61,265,74,302,160,275,137,285,224,317,169,141,134,237,166,148,375,313,144,49,181,213,251,108,162,255,112,150,263,50,127,72,314,87,104,55,139,315,51,107,242,341,283,178,131,47]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SET660+3 : TPTP v8.1.2. Released v2.2.0.
% 0.06/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.35  % Computer : n024.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 18:58:52 EDT 2023
% 0.15/0.36  % CPUTime  : 
% 0.91/0.83  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.19/0.97  % [INFO] 	 Parsing done (141ms). 
% 1.40/0.98  % [INFO] 	 Running in sequential loop mode. 
% 1.73/1.18  % [INFO] 	 eprover registered as external prover. 
% 1.73/1.18  % [INFO] 	 cvc4 registered as external prover. 
% 1.73/1.19  % [INFO] 	 Scanning for conjecture ... 
% 1.93/1.26  % [INFO] 	 Found a conjecture and 34 axioms. Running axiom selection ... 
% 2.02/1.31  % [INFO] 	 Axiom selection finished. Selected 34 axioms (removed 0 axioms). 
% 2.26/1.36  % [INFO] 	 Problem is first-order (TPTP FOF). 
% 2.39/1.37  % [INFO] 	 Type checking passed. 
% 2.39/1.37  % [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 ... 
% 8.07/2.67  % External prover 'e' found a proof!
% 8.07/2.67  % [INFO] 	 Killing All external provers ... 
% 8.07/2.67  % Time passed: 2156ms (effective reasoning time: 1683ms)
% 8.07/2.67  % 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)>
% 8.07/2.67  % Axioms used in derivation (34): p27, p12, p34, p18, p26, p22, p11, p2, p17, p9, p24, p16, p20, p10, p19, p4, p7, p5, p23, p32, p21, p29, p15, p3, p33, p25, p14, p28, p1, p31, p30, p13, p6, p8
% 8.07/2.67  % No. of inferences in proof: 144
% 8.07/2.67  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 2156 ms resp. 1683 ms w/o parsing
% 8.07/2.76  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 8.07/2.76  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------