TSTP Solution File: SET752+4 by Leo-III---1.7.7

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SET752+4 : TPTP v8.1.2. Bugfixed v2.2.1.
% 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 11:54:13 EDT 2023

% Result   : Theorem 74.65s 13.46s
% Output   : Refutation 74.65s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :   68
% Syntax   : Number of formulae    :  191 (  40 unt;  39 typ;   0 def)
%            Number of atoms       :  614 (  89 equ;   0 cnn)
%            Maximal formula atoms :   26 (   4 avg)
%            Number of connectives : 2190 ( 108   ~;  69   |; 204   &;1642   @)
%                                         (  30 <=>; 137  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   23 (   9 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   96 (  96   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   41 (  39 usr;   7 con; 0-6 aty)
%            Number of variables   :  555 (   0   ^; 525   !;  30   ?; 555   :)

% Comments : 
%------------------------------------------------------------------------------
thf(maps_type,type,
    maps: $i > $i > $i > $o ).

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

thf(equal_set_type,type,
    equal_set: $i > $i > $o ).

thf(image2_type,type,
    image2: $i > $i > $i ).

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

thf(equal_maps_type,type,
    equal_maps: $i > $i > $i > $i > $o ).

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

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

thf(compose_function_type,type,
    compose_function: $i > $i > $i > $i > $i > $i ).

thf(increasing_type,type,
    increasing: $i > $i > $i > $i > $i > $o ).

thf(injective_type,type,
    injective: $i > $i > $i > $o ).

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

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

thf(inverse_predicate_type,type,
    inverse_predicate: $i > $i > $i > $i > $o ).

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

thf(inverse_function_type,type,
    inverse_function: $i > $i > $i > $i ).

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

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

thf(surjective_type,type,
    surjective: $i > $i > $i > $o ).

thf(product_type,type,
    product: $i > $i ).

thf(compose_predicate_type,type,
    compose_predicate: $i > $i > $i > $i > $i > $i > $o ).

thf(decreasing_type,type,
    decreasing: $i > $i > $i > $i > $i > $o ).

thf(inverse_image3_type,type,
    inverse_image3: $i > $i > $i > $i ).

thf(difference_type,type,
    difference: $i > $i > $i ).

thf(inverse_image2_type,type,
    inverse_image2: $i > $i > $i ).

thf(identity_type,type,
    identity: $i > $i > $o ).

thf(sum_type,type,
    sum: $i > $i ).

thf(image3_type,type,
    image3: $i > $i > $i > $i ).

thf(isomorphism_type,type,
    isomorphism: $i > $i > $i > $i > $i > $o ).

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

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

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

thf(sk7_type,type,
    sk7: $i > $i > $i > $i > $i ).

thf(sk8_type,type,
    sk8: $i > $i > $i > $i > $i ).

thf(sk33_type,type,
    sk33: $i > $i > $i ).

thf(16,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( surjective @ A @ B @ C )
    <=> ! [D: $i] :
          ( ( member @ D @ C )
         => ? [E: $i] :
              ( ( member @ E @ B )
              & ( apply @ A @ E @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',surjective) ).

thf(174,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( surjective @ A @ B @ C )
       => ! [D: $i] :
            ( ( member @ D @ C )
           => ? [E: $i] :
                ( ( member @ E @ B )
                & ( apply @ A @ E @ D ) ) ) )
      & ( ! [D: $i] :
            ( ( member @ D @ C )
           => ? [E: $i] :
                ( ( member @ E @ B )
                & ( apply @ A @ E @ D ) ) )
       => ( surjective @ A @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

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

thf(119,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( member @ A @ ( unordered_pair @ B @ C ) )
       => ( ( A = B )
          | ( A = C ) ) )
      & ( ( ( A = B )
          | ( A = C ) )
       => ( member @ A @ ( unordered_pair @ B @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(120,plain,
    ( ! [A: $i,B: $i,C: $i] :
        ( ( member @ A @ ( unordered_pair @ B @ C ) )
       => ( ( A = B )
          | ( A = C ) ) )
    & ! [A: $i,B: $i,C: $i] :
        ( ( ( A = B )
          | ( A = C ) )
       => ( member @ A @ ( unordered_pair @ B @ C ) ) ) ),
    inference(miniscope,[status(thm)],[119]) ).

thf(121,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != B )
      | ( member @ A @ ( unordered_pair @ B @ C ) ) ),
    inference(cnf,[status(esa)],[120]) ).

thf(124,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != B )
      | ( member @ A @ ( unordered_pair @ B @ C ) ) ),
    inference(lifteq,[status(thm)],[121]) ).

thf(125,plain,
    ! [B: $i,A: $i] : ( member @ A @ ( unordered_pair @ A @ B ) ),
    inference(simp,[status(thm)],[124]) ).

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

thf(132,plain,
    ! [A: $i,B: $i] :
      ( ( ( member @ A @ ( singleton @ B ) )
       => ( A = B ) )
      & ( ( A = B )
       => ( member @ A @ ( singleton @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(8,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( member @ A @ ( intersection @ B @ C ) )
    <=> ( ( member @ A @ B )
        & ( member @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection) ).

thf(97,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( member @ A @ ( intersection @ B @ C ) )
       => ( ( member @ A @ B )
          & ( member @ A @ C ) ) )
      & ( ( ( member @ A @ B )
          & ( member @ A @ C ) )
       => ( member @ A @ ( intersection @ B @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(4,axiom,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i,G: $i] :
      ( ( ( member @ F @ C )
        & ( member @ G @ E ) )
     => ( ( apply @ ( compose_function @ A @ B @ C @ D @ E ) @ F @ G )
      <=> ? [H: $i] :
            ( ( member @ H @ D )
            & ( apply @ B @ F @ H )
            & ( apply @ A @ H @ G ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose_function) ).

thf(53,plain,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i,G: $i] :
      ( ( ( member @ F @ C )
        & ( member @ G @ E ) )
     => ( ( ( apply @ ( compose_function @ A @ B @ C @ D @ E ) @ F @ G )
         => ? [H: $i] :
              ( ( member @ H @ D )
              & ( apply @ B @ F @ H )
              & ( apply @ A @ H @ G ) ) )
        & ( ? [H: $i] :
              ( ( member @ H @ D )
              & ( apply @ B @ F @ H )
              & ( apply @ A @ H @ G ) )
         => ( apply @ ( compose_function @ A @ B @ C @ D @ E ) @ F @ G ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(1,conjecture,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( ( maps @ A @ B @ C )
        & ( subset @ D @ B )
        & ( subset @ E @ B ) )
     => ( equal_set @ ( image2 @ A @ ( union @ D @ E ) ) @ ( union @ ( image2 @ A @ D ) @ ( image2 @ A @ E ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thIIa02) ).

thf(2,negated_conjecture,
    ~ ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
        ( ( ( maps @ A @ B @ C )
          & ( subset @ D @ B )
          & ( subset @ E @ B ) )
       => ( equal_set @ ( image2 @ A @ ( union @ D @ E ) ) @ ( union @ ( image2 @ A @ D ) @ ( image2 @ A @ E ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(31,plain,
    ~ ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
        ( ( ( maps @ A @ B @ C )
          & ( subset @ D @ B )
          & ( subset @ E @ B ) )
       => ( equal_set @ ( image2 @ A @ ( union @ D @ E ) ) @ ( union @ ( image2 @ A @ D ) @ ( image2 @ A @ E ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(35,plain,
    maps @ sk1 @ sk2 @ sk3,
    inference(cnf,[status(esa)],[31]) ).

thf(29,axiom,
    ! [A: $i,B: $i] :
      ( ( equal_set @ A @ B )
    <=> ( ( subset @ A @ B )
        & ( subset @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',equal_set) ).

thf(310,plain,
    ! [A: $i,B: $i] :
      ( ( ( equal_set @ A @ B )
       => ( ( subset @ A @ B )
          & ( subset @ B @ A ) ) )
      & ( ( ( subset @ A @ B )
          & ( subset @ B @ A ) )
       => ( equal_set @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(3,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( equal_maps @ A @ B @ C @ D )
    <=> ! [E: $i,F: $i,G: $i] :
          ( ( ( member @ E @ C )
            & ( member @ F @ D )
            & ( member @ G @ D ) )
         => ( ( ( apply @ A @ E @ F )
              & ( apply @ B @ E @ G ) )
           => ( F = G ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',equal_maps) ).

thf(36,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( equal_maps @ A @ B @ C @ D )
       => ! [E: $i,F: $i,G: $i] :
            ( ( ( member @ E @ C )
              & ( member @ F @ D )
              & ( member @ G @ D ) )
           => ( ( ( apply @ A @ E @ F )
                & ( apply @ B @ E @ G ) )
             => ( F = G ) ) ) )
      & ( ! [E: $i,F: $i,G: $i] :
            ( ( ( member @ E @ C )
              & ( member @ F @ D )
              & ( member @ G @ D ) )
           => ( ( ( apply @ A @ E @ F )
                & ( apply @ B @ E @ G ) )
             => ( F = G ) ) )
       => ( equal_maps @ A @ B @ C @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(37,plain,
    ( ! [A: $i,B: $i,C: $i,D: $i] :
        ( ( equal_maps @ A @ B @ C @ D )
       => ! [E: $i,F: $i,G: $i] :
            ( ( ( member @ E @ C )
              & ( member @ F @ D )
              & ( member @ G @ D ) )
           => ( ( ( apply @ A @ E @ F )
                & ( apply @ B @ E @ G ) )
             => ( F = G ) ) ) )
    & ! [A: $i,B: $i,C: $i,D: $i] :
        ( ! [E: $i,F: $i,G: $i] :
            ( ( ( member @ E @ C )
              & ( member @ F @ D )
              & ( member @ G @ D ) )
           => ( ( ( apply @ A @ E @ F )
                & ( apply @ B @ E @ G ) )
             => ( F = G ) ) )
       => ( equal_maps @ A @ B @ C @ D ) ) ),
    inference(miniscope,[status(thm)],[36]) ).

thf(41,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( member @ ( sk8 @ D @ C @ B @ A ) @ D )
      | ( equal_maps @ A @ B @ C @ D ) ),
    inference(cnf,[status(esa)],[37]) ).

thf(47,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( member @ ( sk8 @ D @ C @ B @ A ) @ D )
      | ( equal_maps @ A @ B @ C @ D ) ),
    inference(simp,[status(thm)],[41]) ).

thf(22,axiom,
    ! [A: $i,B: $i] :
      ( ( member @ A @ ( sum @ B ) )
    <=> ? [C: $i] :
          ( ( member @ C @ B )
          & ( member @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',sum) ).

thf(227,plain,
    ! [A: $i,B: $i] :
      ( ( ( member @ A @ ( sum @ B ) )
       => ? [C: $i] :
            ( ( member @ C @ B )
            & ( member @ A @ C ) ) )
      & ( ? [C: $i] :
            ( ( member @ C @ B )
            & ( member @ A @ C ) )
       => ( member @ A @ ( sum @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(133,plain,
    ( ! [A: $i,B: $i] :
        ( ( member @ A @ ( singleton @ B ) )
       => ( A = B ) )
    & ! [A: $i,B: $i] :
        ( ( A = B )
       => ( member @ A @ ( singleton @ B ) ) ) ),
    inference(miniscope,[status(thm)],[132]) ).

thf(135,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( A = B ) ),
    inference(cnf,[status(esa)],[133]) ).

thf(138,plain,
    ! [B: $i,A: $i] :
      ( ( A = B )
      | ~ ( member @ A @ ( singleton @ B ) ) ),
    inference(lifteq,[status(thm)],[135]) ).

thf(134,plain,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ( member @ A @ ( singleton @ B ) ) ),
    inference(cnf,[status(esa)],[133]) ).

thf(136,plain,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ( member @ A @ ( singleton @ B ) ) ),
    inference(lifteq,[status(thm)],[134]) ).

thf(137,plain,
    ! [A: $i] : ( member @ A @ ( singleton @ A ) ),
    inference(simp,[status(thm)],[136]) ).

thf(7,axiom,
    ! [A: $i] :
      ~ ( member @ A @ empty_set ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',empty_set) ).

thf(94,plain,
    ! [A: $i] :
      ~ ( member @ A @ empty_set ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(95,plain,
    ~ ? [A: $i] : ( member @ A @ empty_set ),
    inference(miniscope,[status(thm)],[94]) ).

thf(96,plain,
    ! [A: $i] :
      ~ ( member @ A @ empty_set ),
    inference(cnf,[status(esa)],[95]) ).

thf(328,plain,
    ! [B: $i,A: $i] :
      ( ( member @ A @ ( singleton @ A ) )
     != ( member @ B @ empty_set ) ),
    inference(paramod_ordered,[status(thm)],[137,96]) ).

thf(330,plain,
    ! [B: $i,A: $i] :
      ( ( A != B )
      | ( ( singleton @ A )
       != empty_set ) ),
    inference(simp,[status(thm)],[328]) ).

thf(333,plain,
    ! [A: $i] :
      ( ( singleton @ A )
     != empty_set ),
    inference(simp,[status(thm)],[330]) ).

thf(122,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != C )
      | ( member @ A @ ( unordered_pair @ B @ C ) ) ),
    inference(cnf,[status(esa)],[120]) ).

thf(126,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != C )
      | ( member @ A @ ( unordered_pair @ B @ C ) ) ),
    inference(lifteq,[status(thm)],[122]) ).

thf(127,plain,
    ! [B: $i,A: $i] : ( member @ B @ ( unordered_pair @ A @ B ) ),
    inference(simp,[status(thm)],[126]) ).

thf(355,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( member @ B @ ( unordered_pair @ A @ B ) )
     != ( member @ C @ empty_set ) ),
    inference(paramod_ordered,[status(thm)],[127,96]) ).

thf(357,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( B != C )
      | ( ( unordered_pair @ A @ B )
       != empty_set ) ),
    inference(simp,[status(thm)],[355]) ).

thf(360,plain,
    ! [B: $i,A: $i] :
      ( ( unordered_pair @ A @ B )
     != empty_set ),
    inference(simp,[status(thm)],[357]) ).

thf(400,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( A != empty_set )
      | ( B
       != ( unordered_pair @ C @ D ) ) ),
    inference(paramod_ordered,[status(thm)],[138,360]) ).

thf(401,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ ( unordered_pair @ B @ C ) ) )
      | ( A != empty_set ) ),
    inference(pattern_uni,[status(thm)],[400:[bind(A,$thf( A )),bind(B,$thf( unordered_pair @ E @ F )),bind(C,$thf( E )),bind(D,$thf( F ))]]) ).

thf(550,plain,
    ! [B: $i,A: $i] :
      ~ ( member @ empty_set @ ( singleton @ ( unordered_pair @ A @ B ) ) ),
    inference(simp,[status(thm)],[401]) ).

thf(430,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( B != empty_set )
      | ( A
       != ( singleton @ C ) ) ),
    inference(paramod_ordered,[status(thm)],[138,333]) ).

thf(431,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( singleton @ B ) @ ( singleton @ A ) )
      | ( A != empty_set ) ),
    inference(pattern_uni,[status(thm)],[430:[bind(A,$thf( singleton @ D )),bind(B,$thf( B )),bind(C,$thf( D ))]]) ).

thf(568,plain,
    ! [A: $i] :
      ~ ( member @ ( singleton @ A ) @ ( singleton @ empty_set ) ),
    inference(simp,[status(thm)],[431]) ).

thf(631,plain,
    ! [B: $i,A: $i] :
      ( ( member @ A @ ( singleton @ A ) )
     != ( member @ ( singleton @ B ) @ ( singleton @ empty_set ) ) ),
    inference(paramod_ordered,[status(thm)],[137,568]) ).

thf(640,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( singleton @ B ) )
      | ( ( singleton @ A )
       != ( singleton @ empty_set ) ) ),
    inference(simp,[status(thm)],[631]) ).

thf(641,plain,
    ! [A: $i] :
      ( ( singleton @ ( singleton @ A ) )
     != ( singleton @ empty_set ) ),
    inference(simp,[status(thm)],[640]) ).

thf(690,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( B
       != ( singleton @ empty_set ) )
      | ( A
       != ( singleton @ ( singleton @ C ) ) ) ),
    inference(paramod_ordered,[status(thm)],[138,641]) ).

thf(691,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( singleton @ ( singleton @ B ) ) @ ( singleton @ A ) )
      | ( A
       != ( singleton @ empty_set ) ) ),
    inference(pattern_uni,[status(thm)],[690:[bind(A,$thf( singleton @ ( singleton @ E ) )),bind(B,$thf( B )),bind(C,$thf( E ))]]) ).

thf(698,plain,
    ! [A: $i] :
      ~ ( member @ ( singleton @ ( singleton @ A ) ) @ ( singleton @ ( singleton @ empty_set ) ) ),
    inference(simp,[status(thm)],[691]) ).

thf(38,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( member @ ( sk6 @ D @ C @ B @ A ) @ C )
      | ( equal_maps @ A @ B @ C @ D ) ),
    inference(cnf,[status(esa)],[37]) ).

thf(46,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( member @ ( sk6 @ D @ C @ B @ A ) @ C )
      | ( equal_maps @ A @ B @ C @ D ) ),
    inference(simp,[status(thm)],[38]) ).

thf(15,axiom,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
      ( ( compose_predicate @ A @ B @ C @ D @ E @ F )
    <=> ! [G: $i,H: $i] :
          ( ( ( member @ G @ D )
            & ( member @ H @ F ) )
         => ( ( apply @ A @ G @ H )
          <=> ? [I: $i] :
                ( ( member @ I @ E )
                & ( apply @ C @ G @ I )
                & ( apply @ B @ I @ H ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',compose_predicate) ).

thf(152,plain,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i,F: $i] :
      ( ( ( compose_predicate @ A @ B @ C @ D @ E @ F )
       => ! [G: $i,H: $i] :
            ( ( ( member @ G @ D )
              & ( member @ H @ F ) )
           => ( ( ( apply @ A @ G @ H )
               => ? [I: $i] :
                    ( ( member @ I @ E )
                    & ( apply @ C @ G @ I )
                    & ( apply @ B @ I @ H ) ) )
              & ( ? [I: $i] :
                    ( ( member @ I @ E )
                    & ( apply @ C @ G @ I )
                    & ( apply @ B @ I @ H ) )
               => ( apply @ A @ G @ H ) ) ) ) )
      & ( ! [G: $i,H: $i] :
            ( ( ( member @ G @ D )
              & ( member @ H @ F ) )
           => ( ( ( apply @ A @ G @ H )
               => ? [I: $i] :
                    ( ( member @ I @ E )
                    & ( apply @ C @ G @ I )
                    & ( apply @ B @ I @ H ) ) )
              & ( ? [I: $i] :
                    ( ( member @ I @ E )
                    & ( apply @ C @ G @ I )
                    & ( apply @ B @ I @ H ) )
               => ( apply @ A @ G @ H ) ) ) )
       => ( compose_predicate @ A @ B @ C @ D @ E @ F ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(30,axiom,
    ! [A: $i,B: $i] :
      ( ( member @ A @ ( power_set @ B ) )
    <=> ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',power_set) ).

thf(316,plain,
    ! [A: $i,B: $i] :
      ( ( ( member @ A @ ( power_set @ B ) )
       => ( subset @ A @ B ) )
      & ( ( subset @ A @ B )
       => ( member @ A @ ( power_set @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(23,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( member @ D @ ( image3 @ A @ B @ C ) )
    <=> ( ( member @ D @ C )
        & ? [E: $i] :
            ( ( member @ E @ B )
            & ( apply @ A @ E @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',image3) ).

thf(233,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( member @ D @ ( image3 @ A @ B @ C ) )
       => ( ( member @ D @ C )
          & ? [E: $i] :
              ( ( member @ E @ B )
              & ( apply @ A @ E @ D ) ) ) )
      & ( ( ( member @ D @ C )
          & ? [E: $i] :
              ( ( member @ E @ B )
              & ( apply @ A @ E @ D ) ) )
       => ( member @ D @ ( image3 @ A @ B @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(18,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( member @ D @ ( inverse_image3 @ A @ B @ C ) )
    <=> ( ( member @ D @ C )
        & ? [E: $i] :
            ( ( member @ E @ B )
            & ( apply @ A @ D @ E ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse_image3) ).

thf(201,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( member @ D @ ( inverse_image3 @ A @ B @ C ) )
       => ( ( member @ D @ C )
          & ? [E: $i] :
              ( ( member @ E @ B )
              & ( apply @ A @ D @ E ) ) ) )
      & ( ( ( member @ D @ C )
          & ? [E: $i] :
              ( ( member @ E @ B )
              & ( apply @ A @ D @ E ) ) )
       => ( member @ D @ ( inverse_image3 @ A @ B @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(21,axiom,
    ! [A: $i,B: $i] :
      ( ( identity @ A @ B )
    <=> ! [C: $i] :
          ( ( member @ C @ B )
         => ( apply @ A @ C @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',identity) ).

thf(220,plain,
    ! [A: $i,B: $i] :
      ( ( ( identity @ A @ B )
       => ! [C: $i] :
            ( ( member @ C @ B )
           => ( apply @ A @ C @ C ) ) )
      & ( ! [C: $i] :
            ( ( member @ C @ B )
           => ( apply @ A @ C @ C ) )
       => ( identity @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(724,plain,
    ! [B: $i,A: $i] :
      ( ( member @ A @ ( singleton @ A ) )
     != ( member @ ( singleton @ ( singleton @ B ) ) @ ( singleton @ ( singleton @ empty_set ) ) ) ),
    inference(paramod_ordered,[status(thm)],[137,698]) ).

thf(730,plain,
    ! [B: $i,A: $i] :
      ( ( A
       != ( singleton @ ( singleton @ B ) ) )
      | ( ( singleton @ A )
       != ( singleton @ ( singleton @ empty_set ) ) ) ),
    inference(simp,[status(thm)],[724]) ).

thf(746,plain,
    ! [A: $i] :
      ( ( singleton @ ( singleton @ ( singleton @ A ) ) )
     != ( singleton @ ( singleton @ empty_set ) ) ),
    inference(simp,[status(thm)],[730]) ).

thf(33,plain,
    subset @ sk5 @ sk2,
    inference(cnf,[status(esa)],[31]) ).

thf(221,plain,
    ( ! [A: $i,B: $i] :
        ( ( identity @ A @ B )
       => ! [C: $i] :
            ( ( member @ C @ B )
           => ( apply @ A @ C @ C ) ) )
    & ! [A: $i,B: $i] :
        ( ! [C: $i] :
            ( ( member @ C @ B )
           => ( apply @ A @ C @ C ) )
       => ( identity @ A @ B ) ) ),
    inference(miniscope,[status(thm)],[220]) ).

thf(222,plain,
    ! [B: $i,A: $i] :
      ( ( member @ ( sk33 @ B @ A ) @ B )
      | ( identity @ A @ B ) ),
    inference(cnf,[status(esa)],[221]) ).

thf(225,plain,
    ! [B: $i,A: $i] :
      ( ( member @ ( sk33 @ B @ A ) @ B )
      | ( identity @ A @ B ) ),
    inference(simp,[status(thm)],[222]) ).

thf(6,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( injective @ A @ B @ C )
    <=> ! [D: $i,E: $i,F: $i] :
          ( ( ( member @ D @ B )
            & ( member @ E @ B )
            & ( member @ F @ C ) )
         => ( ( ( apply @ A @ D @ F )
              & ( apply @ A @ E @ F ) )
           => ( D = E ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',injective) ).

thf(77,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( injective @ A @ B @ C )
       => ! [D: $i,E: $i,F: $i] :
            ( ( ( member @ D @ B )
              & ( member @ E @ B )
              & ( member @ F @ C ) )
           => ( ( ( apply @ A @ D @ F )
                & ( apply @ A @ E @ F ) )
             => ( D = E ) ) ) )
      & ( ! [D: $i,E: $i,F: $i] :
            ( ( ( member @ D @ B )
              & ( member @ E @ B )
              & ( member @ F @ C ) )
           => ( ( ( apply @ A @ D @ F )
                & ( apply @ A @ E @ F ) )
             => ( D = E ) ) )
       => ( injective @ A @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(19,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( member @ A @ ( difference @ C @ B ) )
    <=> ( ( member @ A @ C )
        & ~ ( member @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',difference) ).

thf(208,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( member @ A @ ( difference @ C @ B ) )
       => ( ( member @ A @ C )
          & ~ ( member @ A @ B ) ) )
      & ( ( ( member @ A @ C )
          & ~ ( member @ A @ B ) )
       => ( member @ A @ ( difference @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(209,plain,
    ( ! [A: $i,B: $i,C: $i] :
        ( ( member @ A @ ( difference @ C @ B ) )
       => ( ( member @ A @ C )
          & ~ ( member @ A @ B ) ) )
    & ! [A: $i,B: $i,C: $i] :
        ( ( ( member @ A @ C )
          & ~ ( member @ A @ B ) )
       => ( member @ A @ ( difference @ C @ B ) ) ) ),
    inference(miniscope,[status(thm)],[208]) ).

thf(212,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( difference @ C @ B ) )
      | ~ ( member @ A @ B ) ),
    inference(cnf,[status(esa)],[209]) ).

thf(11,axiom,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( ( member @ D @ B )
        & ( member @ E @ C ) )
     => ( ( apply @ A @ D @ E )
      <=> ( apply @ ( inverse_function @ A @ B @ C ) @ E @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse_function) ).

thf(129,plain,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( ( member @ D @ B )
        & ( member @ E @ C ) )
     => ( ( ( apply @ A @ D @ E )
         => ( apply @ ( inverse_function @ A @ B @ C ) @ E @ D ) )
        & ( ( apply @ ( inverse_function @ A @ B @ C ) @ E @ D )
         => ( apply @ A @ D @ E ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(432,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( A != empty_set )
      | ( B
       != ( singleton @ C ) ) ),
    inference(paramod_ordered,[status(thm)],[138,333]) ).

thf(433,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ ( singleton @ B ) ) )
      | ( A != empty_set ) ),
    inference(pattern_uni,[status(thm)],[432:[bind(A,$thf( A )),bind(B,$thf( singleton @ D )),bind(C,$thf( D ))]]) ).

thf(569,plain,
    ! [A: $i] :
      ~ ( member @ empty_set @ ( singleton @ ( singleton @ A ) ) ),
    inference(simp,[status(thm)],[433]) ).

thf(326,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( member @ B @ ( difference @ D @ C ) )
      | ( ( member @ A @ ( singleton @ A ) )
       != ( member @ B @ C ) ) ),
    inference(paramod_ordered,[status(thm)],[137,212]) ).

thf(327,plain,
    ! [B: $i,A: $i] :
      ~ ( member @ B @ ( difference @ A @ ( singleton @ B ) ) ),
    inference(pattern_uni,[status(thm)],[326:[bind(A,$thf( E )),bind(B,$thf( E )),bind(C,$thf( singleton @ E ))]]) ).

thf(331,plain,
    ! [B: $i,A: $i] :
      ~ ( member @ B @ ( difference @ A @ ( singleton @ B ) ) ),
    inference(simp,[status(thm)],[327]) ).

thf(362,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( member @ A @ ( singleton @ A ) )
     != ( member @ C @ ( difference @ B @ ( singleton @ C ) ) ) ),
    inference(paramod_ordered,[status(thm)],[137,331]) ).

thf(366,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != C )
      | ( ( singleton @ A )
       != ( difference @ B @ ( singleton @ C ) ) ) ),
    inference(simp,[status(thm)],[362]) ).

thf(371,plain,
    ! [B: $i,A: $i] :
      ( ( difference @ A @ ( singleton @ B ) )
     != ( singleton @ B ) ),
    inference(simp,[status(thm)],[366]) ).

thf(25,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( member @ C @ ( image2 @ A @ B ) )
    <=> ? [D: $i] :
          ( ( member @ D @ B )
          & ( apply @ A @ D @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',image2) ).

thf(266,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( member @ C @ ( image2 @ A @ B ) )
       => ? [D: $i] :
            ( ( member @ D @ B )
            & ( apply @ A @ D @ C ) ) )
      & ( ? [D: $i] :
            ( ( member @ D @ B )
            & ( apply @ A @ D @ C ) )
       => ( member @ C @ ( image2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(444,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( subset @ A @ sk2 )
      | ( B != sk5 ) ),
    inference(paramod_ordered,[status(thm)],[138,33]) ).

thf(445,plain,
    ! [A: $i] :
      ( ~ ( member @ A @ ( singleton @ sk5 ) )
      | ( subset @ A @ sk2 ) ),
    inference(pattern_uni,[status(thm)],[444:[bind(A,$thf( A )),bind(B,$thf( sk5 ))]]) ).

thf(817,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( identity @ A @ B )
      | ( subset @ C @ sk2 )
      | ( ( member @ ( sk33 @ B @ A ) @ B )
       != ( member @ C @ ( singleton @ sk5 ) ) ) ),
    inference(paramod_ordered,[status(thm)],[225,445]) ).

thf(818,plain,
    ! [A: $i] :
      ( ( identity @ A @ ( singleton @ sk5 ) )
      | ( subset @ ( sk33 @ ( singleton @ sk5 ) @ A ) @ sk2 ) ),
    inference(pattern_uni,[status(thm)],[817:[bind(A,$thf( E )),bind(B,$thf( singleton @ sk5 )),bind(C,$thf( sk33 @ ( singleton @ sk5 ) @ E ))]]) ).

thf(824,plain,
    ! [A: $i] :
      ( ( identity @ A @ ( singleton @ sk5 ) )
      | ( subset @ ( sk33 @ ( singleton @ sk5 ) @ A ) @ sk2 ) ),
    inference(simp,[status(thm)],[818]) ).

thf(42,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( member @ ( sk7 @ D @ C @ B @ A ) @ D )
      | ( equal_maps @ A @ B @ C @ D ) ),
    inference(cnf,[status(esa)],[37]) ).

thf(45,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( member @ ( sk7 @ D @ C @ B @ A ) @ D )
      | ( equal_maps @ A @ B @ C @ D ) ),
    inference(simp,[status(thm)],[42]) ).

thf(27,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( maps @ A @ B @ C )
    <=> ( ! [D: $i] :
            ( ( member @ D @ B )
           => ? [E: $i] :
                ( ( member @ E @ C )
                & ( apply @ A @ D @ E ) ) )
        & ! [D: $i,E: $i,F: $i] :
            ( ( ( member @ D @ B )
              & ( member @ E @ C )
              & ( member @ F @ C ) )
           => ( ( ( apply @ A @ D @ E )
                & ( apply @ A @ D @ F ) )
             => ( E = F ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',maps) ).

thf(279,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( maps @ A @ B @ C )
       => ( ! [D: $i] :
              ( ( member @ D @ B )
             => ? [E: $i] :
                  ( ( member @ E @ C )
                  & ( apply @ A @ D @ E ) ) )
          & ! [D: $i,E: $i,F: $i] :
              ( ( ( member @ D @ B )
                & ( member @ E @ C )
                & ( member @ F @ C ) )
             => ( ( ( apply @ A @ D @ E )
                  & ( apply @ A @ D @ F ) )
               => ( E = F ) ) ) ) )
      & ( ( ! [D: $i] :
              ( ( member @ D @ B )
             => ? [E: $i] :
                  ( ( member @ E @ C )
                  & ( apply @ A @ D @ E ) ) )
          & ! [D: $i,E: $i,F: $i] :
              ( ( ( member @ D @ B )
                & ( member @ E @ C )
                & ( member @ F @ C ) )
             => ( ( ( apply @ A @ D @ E )
                  & ( apply @ A @ D @ F ) )
               => ( E = F ) ) ) )
       => ( maps @ A @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(32,plain,
    ~ ( equal_set @ ( image2 @ sk1 @ ( union @ sk4 @ sk5 ) ) @ ( union @ ( image2 @ sk1 @ sk4 ) @ ( image2 @ sk1 @ sk5 ) ) ),
    inference(cnf,[status(esa)],[31]) ).

thf(34,plain,
    subset @ sk4 @ sk2,
    inference(cnf,[status(esa)],[31]) ).

thf(606,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( equal_maps @ A @ B @ C @ D )
      | ( ( member @ ( sk6 @ D @ C @ B @ A ) @ C )
       != ( member @ E @ empty_set ) ) ),
    inference(paramod_ordered,[status(thm)],[46,96]) ).

thf(607,plain,
    ! [C: $i,B: $i,A: $i] : ( equal_maps @ C @ B @ empty_set @ A ),
    inference(pattern_uni,[status(thm)],[606:[bind(A,$thf( I )),bind(B,$thf( H )),bind(C,$thf( empty_set )),bind(D,$thf( F )),bind(E,$thf( sk6 @ F @ empty_set @ H @ I ))]]) ).

thf(616,plain,
    ! [C: $i,B: $i,A: $i] : ( equal_maps @ C @ B @ empty_set @ A ),
    inference(simp,[status(thm)],[607]) ).

thf(28,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( member @ A @ ( union @ B @ C ) )
    <=> ( ( member @ A @ B )
        | ( member @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union) ).

thf(303,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( member @ A @ ( union @ B @ C ) )
       => ( ( member @ A @ B )
          | ( member @ A @ C ) ) )
      & ( ( ( member @ A @ B )
          | ( member @ A @ C ) )
       => ( member @ A @ ( union @ B @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(9,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( inverse_predicate @ A @ B @ C @ D )
    <=> ! [E: $i,F: $i] :
          ( ( ( member @ E @ C )
            & ( member @ F @ D ) )
         => ( ( apply @ B @ E @ F )
          <=> ( apply @ A @ F @ E ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse_predicate) ).

thf(103,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( inverse_predicate @ A @ B @ C @ D )
       => ! [E: $i,F: $i] :
            ( ( ( member @ E @ C )
              & ( member @ F @ D ) )
           => ( ( ( apply @ B @ E @ F )
               => ( apply @ A @ F @ E ) )
              & ( ( apply @ A @ F @ E )
               => ( apply @ B @ E @ F ) ) ) ) )
      & ( ! [E: $i,F: $i] :
            ( ( ( member @ E @ C )
              & ( member @ F @ D ) )
           => ( ( ( apply @ B @ E @ F )
               => ( apply @ A @ F @ E ) )
              & ( ( apply @ A @ F @ E )
               => ( apply @ B @ E @ F ) ) ) )
       => ( inverse_predicate @ A @ B @ C @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(694,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( A
       != ( singleton @ empty_set ) )
      | ( B
       != ( singleton @ ( singleton @ C ) ) ) ),
    inference(paramod_ordered,[status(thm)],[138,641]) ).

thf(695,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ ( singleton @ ( singleton @ B ) ) ) )
      | ( A
       != ( singleton @ empty_set ) ) ),
    inference(pattern_uni,[status(thm)],[694:[bind(A,$thf( A )),bind(B,$thf( singleton @ ( singleton @ E ) )),bind(C,$thf( E ))]]) ).

thf(700,plain,
    ! [A: $i] :
      ~ ( member @ ( singleton @ empty_set ) @ ( singleton @ ( singleton @ ( singleton @ A ) ) ) ),
    inference(simp,[status(thm)],[695]) ).

thf(24,axiom,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( isomorphism @ A @ B @ C @ D @ E )
    <=> ( ( maps @ A @ B @ D )
        & ( one_to_one @ A @ B @ D )
        & ! [F: $i,G: $i,H: $i,I: $i] :
            ( ( ( member @ F @ B )
              & ( member @ G @ D )
              & ( member @ H @ B )
              & ( member @ I @ D )
              & ( apply @ A @ F @ G )
              & ( apply @ A @ H @ I ) )
           => ( ( apply @ C @ F @ H )
            <=> ( apply @ E @ G @ I ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',isomorphism) ).

thf(240,plain,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( ( isomorphism @ A @ B @ C @ D @ E )
       => ( ( maps @ A @ B @ D )
          & ( one_to_one @ A @ B @ D )
          & ! [F: $i,G: $i,H: $i,I: $i] :
              ( ( ( member @ F @ B )
                & ( member @ G @ D )
                & ( member @ H @ B )
                & ( member @ I @ D )
                & ( apply @ A @ F @ G )
                & ( apply @ A @ H @ I ) )
             => ( ( ( apply @ C @ F @ H )
                 => ( apply @ E @ G @ I ) )
                & ( ( apply @ E @ G @ I )
                 => ( apply @ C @ F @ H ) ) ) ) ) )
      & ( ( ( maps @ A @ B @ D )
          & ( one_to_one @ A @ B @ D )
          & ! [F: $i,G: $i,H: $i,I: $i] :
              ( ( ( member @ F @ B )
                & ( member @ G @ D )
                & ( member @ H @ B )
                & ( member @ I @ D )
                & ( apply @ A @ F @ G )
                & ( apply @ A @ H @ I ) )
             => ( ( ( apply @ C @ F @ H )
                 => ( apply @ E @ G @ I ) )
                & ( ( apply @ E @ G @ I )
                 => ( apply @ C @ F @ H ) ) ) ) )
       => ( isomorphism @ A @ B @ C @ D @ E ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(902,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( B
       != ( singleton @ ( singleton @ empty_set ) ) )
      | ( A
       != ( singleton @ ( singleton @ ( singleton @ C ) ) ) ) ),
    inference(paramod_ordered,[status(thm)],[138,746]) ).

thf(903,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( singleton @ ( singleton @ ( singleton @ B ) ) ) @ ( singleton @ A ) )
      | ( A
       != ( singleton @ ( singleton @ empty_set ) ) ) ),
    inference(pattern_uni,[status(thm)],[902:[bind(A,$thf( singleton @ ( singleton @ ( singleton @ F ) ) )),bind(B,$thf( B )),bind(C,$thf( F ))]]) ).

thf(915,plain,
    ! [A: $i] :
      ~ ( member @ ( singleton @ ( singleton @ ( singleton @ A ) ) ) @ ( singleton @ ( singleton @ ( singleton @ empty_set ) ) ) ),
    inference(simp,[status(thm)],[903]) ).

thf(398,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( B != empty_set )
      | ( A
       != ( unordered_pair @ C @ D ) ) ),
    inference(paramod_ordered,[status(thm)],[138,360]) ).

thf(399,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ ( unordered_pair @ B @ C ) @ ( singleton @ A ) )
      | ( A != empty_set ) ),
    inference(pattern_uni,[status(thm)],[398:[bind(A,$thf( unordered_pair @ E @ F )),bind(B,$thf( B )),bind(C,$thf( E )),bind(D,$thf( F ))]]) ).

thf(548,plain,
    ! [B: $i,A: $i] :
      ~ ( member @ ( unordered_pair @ A @ B ) @ ( singleton @ empty_set ) ),
    inference(simp,[status(thm)],[399]) ).

thf(337,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( member @ A @ ( unordered_pair @ A @ B ) )
     != ( member @ C @ empty_set ) ),
    inference(paramod_ordered,[status(thm)],[125,96]) ).

thf(339,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( A != C )
      | ( ( unordered_pair @ A @ B )
       != empty_set ) ),
    inference(simp,[status(thm)],[337]) ).

thf(342,plain,
    ! [B: $i,A: $i] :
      ( ( unordered_pair @ B @ A )
     != empty_set ),
    inference(simp,[status(thm)],[339]) ).

thf(14,axiom,
    ! [A: $i,B: $i] :
      ( ( member @ A @ ( product @ B ) )
    <=> ! [C: $i] :
          ( ( member @ C @ B )
         => ( member @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',product) ).

thf(145,plain,
    ! [A: $i,B: $i] :
      ( ( ( member @ A @ ( product @ B ) )
       => ! [C: $i] :
            ( ( member @ C @ B )
           => ( member @ A @ C ) ) )
      & ( ! [C: $i] :
            ( ( member @ C @ B )
           => ( member @ A @ C ) )
       => ( member @ A @ ( product @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(17,axiom,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( decreasing @ A @ B @ C @ D @ E )
    <=> ! [F: $i,G: $i,H: $i,I: $i] :
          ( ( ( member @ F @ B )
            & ( member @ G @ D )
            & ( member @ H @ B )
            & ( member @ I @ D )
            & ( apply @ C @ F @ H )
            & ( apply @ A @ F @ G )
            & ( apply @ A @ H @ I ) )
         => ( apply @ E @ I @ G ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',decreasing_function) ).

thf(182,plain,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( ( decreasing @ A @ B @ C @ D @ E )
       => ! [F: $i,G: $i,H: $i,I: $i] :
            ( ( ( member @ F @ B )
              & ( member @ G @ D )
              & ( member @ H @ B )
              & ( member @ I @ D )
              & ( apply @ C @ F @ H )
              & ( apply @ A @ F @ G )
              & ( apply @ A @ H @ I ) )
           => ( apply @ E @ I @ G ) ) )
      & ( ! [F: $i,G: $i,H: $i,I: $i] :
            ( ( ( member @ F @ B )
              & ( member @ G @ D )
              & ( member @ H @ B )
              & ( member @ I @ D )
              & ( apply @ C @ F @ H )
              & ( apply @ A @ F @ G )
              & ( apply @ A @ H @ I ) )
           => ( apply @ E @ I @ G ) )
       => ( decreasing @ A @ B @ C @ D @ E ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(347,plain,
    ! [E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( equal_maps @ A @ B @ C @ D )
      | ( ( member @ ( sk7 @ D @ C @ B @ A ) @ D )
       != ( member @ E @ empty_set ) ) ),
    inference(paramod_ordered,[status(thm)],[45,96]) ).

thf(348,plain,
    ! [C: $i,B: $i,A: $i] : ( equal_maps @ C @ B @ A @ empty_set ),
    inference(pattern_uni,[status(thm)],[347:[bind(A,$thf( I )),bind(B,$thf( H )),bind(C,$thf( G )),bind(D,$thf( empty_set )),bind(E,$thf( sk7 @ empty_set @ G @ H @ I ))]]) ).

thf(351,plain,
    ! [C: $i,B: $i,A: $i] : ( equal_maps @ C @ B @ A @ empty_set ),
    inference(simp,[status(thm)],[348]) ).

thf(13,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( one_to_one @ A @ B @ C )
    <=> ( ( injective @ A @ B @ C )
        & ( surjective @ A @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',one_to_one) ).

thf(139,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( one_to_one @ A @ B @ C )
       => ( ( injective @ A @ B @ C )
          & ( surjective @ A @ B @ C ) ) )
      & ( ( ( injective @ A @ B @ C )
          & ( surjective @ A @ B @ C ) )
       => ( one_to_one @ A @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

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

thf(272,plain,
    ! [A: $i,B: $i] :
      ( ( ( subset @ A @ B )
       => ! [C: $i] :
            ( ( member @ C @ A )
           => ( member @ C @ B ) ) )
      & ( ! [C: $i] :
            ( ( member @ C @ A )
           => ( member @ C @ B ) )
       => ( subset @ A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(377,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( identity @ A @ B )
      | ( ( member @ ( sk33 @ B @ A ) @ B )
       != ( member @ C @ empty_set ) ) ),
    inference(paramod_ordered,[status(thm)],[225,96]) ).

thf(378,plain,
    ! [A: $i] : ( identity @ A @ empty_set ),
    inference(pattern_uni,[status(thm)],[377:[bind(A,$thf( E )),bind(B,$thf( empty_set )),bind(C,$thf( sk33 @ empty_set @ E ))]]) ).

thf(383,plain,
    ! [A: $i] : ( identity @ A @ empty_set ),
    inference(simp,[status(thm)],[378]) ).

thf(20,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( member @ C @ ( inverse_image2 @ A @ B ) )
    <=> ? [D: $i] :
          ( ( member @ D @ B )
          & ( apply @ A @ C @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse_image2) ).

thf(214,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( member @ C @ ( inverse_image2 @ A @ B ) )
       => ? [D: $i] :
            ( ( member @ D @ B )
            & ( apply @ A @ C @ D ) ) )
      & ( ? [D: $i] :
            ( ( member @ D @ B )
            & ( apply @ A @ C @ D ) )
       => ( member @ C @ ( inverse_image2 @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(5,axiom,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( increasing @ A @ B @ C @ D @ E )
    <=> ! [F: $i,G: $i,H: $i,I: $i] :
          ( ( ( member @ F @ B )
            & ( member @ G @ D )
            & ( member @ H @ B )
            & ( member @ I @ D )
            & ( apply @ C @ F @ H )
            & ( apply @ A @ F @ G )
            & ( apply @ A @ H @ I ) )
         => ( apply @ E @ G @ I ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',increasing_function) ).

thf(58,plain,
    ! [A: $i,B: $i,C: $i,D: $i,E: $i] :
      ( ( ( increasing @ A @ B @ C @ D @ E )
       => ! [F: $i,G: $i,H: $i,I: $i] :
            ( ( ( member @ F @ B )
              & ( member @ G @ D )
              & ( member @ H @ B )
              & ( member @ I @ D )
              & ( apply @ C @ F @ H )
              & ( apply @ A @ F @ G )
              & ( apply @ A @ H @ I ) )
           => ( apply @ E @ G @ I ) ) )
      & ( ! [F: $i,G: $i,H: $i,I: $i] :
            ( ( ( member @ F @ B )
              & ( member @ G @ D )
              & ( member @ H @ B )
              & ( member @ I @ D )
              & ( apply @ C @ F @ H )
              & ( apply @ A @ F @ G )
              & ( apply @ A @ H @ I ) )
           => ( apply @ E @ G @ I ) )
       => ( increasing @ A @ B @ C @ D @ E ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(446,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( subset @ sk5 @ A )
      | ( B != sk2 ) ),
    inference(paramod_ordered,[status(thm)],[138,33]) ).

thf(447,plain,
    ! [A: $i] :
      ( ~ ( member @ A @ ( singleton @ sk2 ) )
      | ( subset @ sk5 @ A ) ),
    inference(pattern_uni,[status(thm)],[446:[bind(A,$thf( A )),bind(B,$thf( sk2 ))]]) ).

thf(908,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ B ) )
      | ( A
       != ( singleton @ ( singleton @ empty_set ) ) )
      | ( B
       != ( singleton @ ( singleton @ ( singleton @ C ) ) ) ) ),
    inference(paramod_ordered,[status(thm)],[138,746]) ).

thf(909,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ ( singleton @ ( singleton @ ( singleton @ ( singleton @ B ) ) ) ) )
      | ( A
       != ( singleton @ ( singleton @ empty_set ) ) ) ),
    inference(pattern_uni,[status(thm)],[908:[bind(A,$thf( A )),bind(B,$thf( singleton @ ( singleton @ ( singleton @ F ) ) )),bind(C,$thf( F ))]]) ).

thf(918,plain,
    ! [A: $i] :
      ~ ( member @ ( singleton @ ( singleton @ empty_set ) ) @ ( singleton @ ( singleton @ ( singleton @ ( singleton @ A ) ) ) ) ),
    inference(simp,[status(thm)],[909]) ).

thf(26674,plain,
    $false,
    inference(cvc4,[status(thm)],[174,125,132,97,53,35,310,47,227,138,333,550,698,46,152,316,233,201,220,746,137,33,225,77,212,96,129,569,371,266,360,824,45,279,32,34,641,445,208,616,303,103,700,240,915,548,342,145,182,331,127,31,351,139,568,272,383,214,119,58,447,36,918,94]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SET752+4 : TPTP v8.1.2. Bugfixed v2.2.1.
% 0.12/0.14  % Command  : run_Leo-III %s %d
% 0.14/0.34  % Computer : n001.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Thu May 18 19:36:20 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.99/0.86  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.43/1.02  % [INFO] 	 Parsing done (156ms). 
% 1.43/1.02  % [INFO] 	 Running in sequential loop mode. 
% 1.93/1.22  % [INFO] 	 eprover registered as external prover. 
% 1.93/1.22  % [INFO] 	 cvc4 registered as external prover. 
% 1.93/1.23  % [INFO] 	 Scanning for conjecture ... 
% 1.93/1.29  % [INFO] 	 Found a conjecture and 28 axioms. Running axiom selection ... 
% 2.20/1.34  % [INFO] 	 Axiom selection finished. Selected 28 axioms (removed 0 axioms). 
% 2.49/1.40  % [INFO] 	 Problem is first-order (TPTP FOF). 
% 2.49/1.41  % [INFO] 	 Type checking passed. 
% 2.49/1.41  % [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 ... 
% 74.65/13.45  % External prover 'cvc4' found a proof!
% 74.65/13.45  % [INFO] 	 Killing All external provers ... 
% 74.65/13.45  % Time passed: 12942ms (effective reasoning time: 12427ms)
% 74.65/13.45  % 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)>
% 74.65/13.46  % Axioms used in derivation (28): power_set, unordered_pair, inverse_image3, union, intersection, one_to_one, surjective, injective, increasing_function, image2, identity, difference, sum, product, empty_set, inverse_predicate, isomorphism, decreasing_function, image3, subset, equal_maps, inverse_function, equal_set, compose_function, inverse_image2, singleton, maps, compose_predicate
% 74.65/13.46  % No. of inferences in proof: 152
% 74.65/13.46  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 12942 ms resp. 12427 ms w/o parsing
% 74.65/13.51  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 74.65/13.51  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------