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Leo-III---1.8.0.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : ANA072^1 : TPTP v9.3.1. Released v7.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39

% Computer : n013.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Sep 30 07:45:43 AM UTC 2026

% Result   : Theorem 9.47s 3.66s
% Output   : Refutation 9.98s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   27
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   57 (  11 unt;   0 typ;   3 def)
%            Number of atoms       :  291 (  44 equ;   0 cnn)
%            Maximal formula atoms :    9 (   5 avg)
%            Number of connectives :  576 (  74   ~;  62   |;  15   &; 401   @)
%                                         (   0 <=>;  24  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   6 avg)
%            Number of types       :    2 (   1 usr)
%            Number of type conns  :   16 (  16   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   12 (   9 usr;   4 con; 0-3 aty)
%            Number of variables   :   62 (   0   ^;  59   !;   0   ?;  62   :)
%                                         (   0  !>;   0  ?*;   0  @-;   3  @+)

% Comments : 
%------------------------------------------------------------------------------
thf('type/realax/real_type',type,
    'type/realax/real': $tType ).

thf('const/sets/sup_decl',type,
    'const/sets/sup': ( 'type/realax/real' > $o ) > 'type/realax/real' ).

thf('const/sets/IN_decl',type,
    'const/sets/IN': 
      !>[TA: $tType] : ( TA > ( TA > $o ) > $o ) ).

thf('const/sets/FINITE_decl',type,
    'const/sets/FINITE': 
      !>[TA: $tType] : ( ( TA > $o ) > $o ) ).

thf('const/sets/EMPTY_decl',type,
    'const/sets/EMPTY': 
      !>[TA: $tType] : ( TA > $o ) ).

thf('const/realax/real_lt_decl',type,
    'const/realax/real_lt': 'type/realax/real' > 'type/realax/real' > $o ).

thf('const/realax/real_le_decl',type,
    'const/realax/real_le': 'type/realax/real' > 'type/realax/real' > $o ).

thf(sk1_decl,type,
    sk1: 'type/realax/real' > $o ).

thf(sk2_decl,type,
    sk2: 'type/realax/real' ).

thf(sk7_decl,type,
    sk7: 'type/realax/real' ).

thf(sk1_def,definition,
    ( sk1
    = ( @+[A: 'type/realax/real' > $o] :
          ~ ( ( ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
              & ( A
               != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ) )
           => ! [B: 'type/realax/real'] :
                ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ A ) @ B )
                = ( ! [C: 'type/realax/real'] :
                      ( ( 'const/sets/IN' @ 'type/realax/real' @ C @ A )
                     => ( 'const/realax/real_lt' @ C @ B ) ) ) ) ) ) ) ).

thf(sk2_def,definition,
    ( sk2
    = ( @+[A: 'type/realax/real'] :
          ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ A )
         != ( ! [B: 'type/realax/real'] :
                ( ( 'const/sets/IN' @ 'type/realax/real' @ B @ sk1 )
               => ( 'const/realax/real_lt' @ B @ A ) ) ) ) ) ) ).

thf(sk7_def,definition,
    ( sk7
    = ( @+[A: 'type/realax/real'] :
          ~ ( ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
           => ( 'const/realax/real_lt' @ A @ sk2 ) ) ) ) ).

thf(1,conjecture,
    ! [A: 'type/realax/real' > $o,B: 'type/realax/real'] :
      ( ( ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
        & ( A
         != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ) )
     => ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ A ) @ B )
        = ( ! [C: 'type/realax/real'] :
              ( ( 'const/sets/IN' @ 'type/realax/real' @ C @ A )
             => ( 'const/realax/real_lt' @ C @ B ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p','thm/sets/REAL_SUP_LT_FINITE_') ).

thf(2,negated_conjecture,
    ~ ! [A: 'type/realax/real' > $o,B: 'type/realax/real'] :
        ( ( ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
          & ( A
           != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ) )
       => ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ A ) @ B )
          = ( ! [C: 'type/realax/real'] :
                ( ( 'const/sets/IN' @ 'type/realax/real' @ C @ A )
               => ( 'const/realax/real_lt' @ C @ B ) ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(5,plain,
    ~ ! [A: 'type/realax/real' > $o,B: 'type/realax/real'] :
        ( ( ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
          & ( A
           != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ) )
       => ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ A ) @ B )
          = ( ! [C: 'type/realax/real'] :
                ( ( 'const/sets/IN' @ 'type/realax/real' @ C @ A )
               => ( 'const/realax/real_lt' @ C @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(6,plain,
    ~ ! [A: 'type/realax/real' > $o] :
        ( ( ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
          & ( A
           != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ) )
       => ! [B: 'type/realax/real'] :
            ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ A ) @ B )
            = ( ! [C: 'type/realax/real'] :
                  ( ( 'const/sets/IN' @ 'type/realax/real' @ C @ A )
                 => ( 'const/realax/real_lt' @ C @ B ) ) ) ) ),
    inference(miniscope,[status(thm)],[5]) ).

thf(7,plain,
    ( ( 'const/sets/FINITE' @ 'type/realax/real' @ sk1 )
    & ( sk1
     != ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
    & ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
     != ( ! [A: 'type/realax/real'] :
            ( ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
           => ( 'const/realax/real_lt' @ A @ sk2 ) ) ) ) ),
    inference(cnf,[status(esa)],[6]) ).

thf(10,plain,
    ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
   != ( ! [A: 'type/realax/real'] :
          ( ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
         => ( 'const/realax/real_lt' @ A @ sk2 ) ) ) ),
    inference(cnfConj,[status(thm)],[7]) ).

thf(12,plain,
    ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
   != ( ! [A: 'type/realax/real'] :
          ( ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
         => ( 'const/realax/real_lt' @ A @ sk2 ) ) ) ),
    inference(lifteq,[status(thm)],[10]) ).

thf(25,plain,
    ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
    | ! [A: 'type/realax/real'] :
        ( ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
       => ( 'const/realax/real_lt' @ A @ sk2 ) ) ),
    inference(bool_ext,[status(thm)],[12]) ).

thf(29,plain,
    ! [A: 'type/realax/real'] :
      ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
      | ~ ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
      | ( 'const/realax/real_lt' @ A @ sk2 ) ),
    inference(cnf,[status(esa)],[25]) ).

thf(97,plain,
    ! [A: 'type/realax/real'] :
      ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
      | ~ ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
      | ( ( 'const/realax/real_lt' @ A @ sk2 )
       != ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 ) )
      | ~ $true ),
    inference(eqfactor_ordered,[status(thm)],[29]) ).

thf(99,plain,
    ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
    | ~ ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 ) ),
    inference(pattern_uni,[status(thm)],[97:[bind(A,$thf( 'const/sets/sup' @ sk1 ))]]) ).

thf(118,plain,
    ( ~ ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 )
    | ~ ! [A: 'type/realax/real'] :
          ( ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
         => ( 'const/realax/real_lt' @ A @ sk2 ) )
    | ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
     != ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 ) ) ),
    inference(paramod_ordered,[status(thm)],[99,12]) ).

thf(119,plain,
    ( ~ ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 )
    | ~ ! [A: 'type/realax/real'] :
          ( ( 'const/sets/IN' @ 'type/realax/real' @ A @ sk1 )
         => ( 'const/realax/real_lt' @ A @ sk2 ) ) ),
    inference(pattern_uni,[status(thm)],[118:[]]) ).

thf(140,plain,
    ( ( ~ ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 )
      | ( 'const/sets/IN' @ 'type/realax/real' @ sk7 @ sk1 ) )
    & ( ~ ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 )
      | ~ ( 'const/realax/real_lt' @ sk7 @ sk2 ) ) ),
    inference(cnf,[status(esa)],[119]) ).

thf(141,plain,
    ( ~ ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 )
    | ( 'const/sets/IN' @ 'type/realax/real' @ sk7 @ sk1 ) ),
    inference(cnfConj,[status(thm)],[140]) ).

thf(4,axiom,
    ! [A: 'type/realax/real' > $o] :
      ( ( ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
        & ( A
         != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ) )
     => ( ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ A ) @ A )
        & ! [B: 'type/realax/real'] :
            ( ( 'const/sets/IN' @ 'type/realax/real' @ B @ A )
           => ( 'const/realax/real_le' @ B @ ( 'const/sets/sup' @ A ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p','thm/sets/SUP_FINITE_') ).

thf(15,plain,
    ! [A: 'type/realax/real' > $o] :
      ( ( ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
        & ( A
         != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ) )
     => ( ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ A ) @ A )
        & ! [B: 'type/realax/real'] :
            ( ( 'const/sets/IN' @ 'type/realax/real' @ B @ A )
           => ( 'const/realax/real_le' @ B @ ( 'const/sets/sup' @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(16,plain,
    ! [B: 'type/realax/real',A: 'type/realax/real' > $o] :
      ( ( ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
        | ( A
          = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
        | ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ A ) @ A ) )
      & ( ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
        | ( A
          = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
        | ~ ( 'const/sets/IN' @ 'type/realax/real' @ B @ A )
        | ( 'const/realax/real_le' @ B @ ( 'const/sets/sup' @ A ) ) ) ),
    inference(cnf,[status(esa)],[15]) ).

thf(17,plain,
    ! [A: 'type/realax/real' > $o] :
      ( ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
      | ( A
        = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
      | ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ A ) @ A ) ),
    inference(cnfConj,[status(thm)],[16]) ).

thf(19,plain,
    ! [A: 'type/realax/real' > $o] :
      ( ( A
        = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
      | ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
      | ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ A ) @ A ) ),
    inference(lifteq,[status(thm)],[17]) ).

thf(9,plain,
    ( sk1
   != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ),
    inference(cnfConj,[status(thm)],[7]) ).

thf(11,plain,
    ( sk1
   != ( 'const/sets/EMPTY' @ 'type/realax/real' ) ),
    inference(lifteq,[status(thm)],[9]) ).

thf(216,plain,
    ! [A: 'type/realax/real' > $o] :
      ( ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
      | ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ A ) @ A )
      | ( ( 'const/sets/EMPTY' @ 'type/realax/real' )
       != ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
      | ( A != sk1 ) ),
    inference(paramod_ordered,[status(thm)],[19,11]) ).

thf(217,plain,
    ! [A: 'type/realax/real' > $o] :
      ( ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
      | ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ A ) @ A )
      | ( A != sk1 ) ),
    inference(simp,[status(thm)],[216]) ).

thf(218,plain,
    ( ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ sk1 )
    | ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 ) ),
    inference(pattern_uni,[status(thm)],[217:[bind(A,$thf( sk1 ))]]) ).

thf(8,plain,
    'const/sets/FINITE' @ 'type/realax/real' @ sk1,
    inference(cnfConj,[status(thm)],[7]) ).

thf(242,plain,
    ( ~ $true
    | ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 ) ),
    inference(rewrite,[status(thm)],[218,8]) ).

thf(243,plain,
    'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1,
    inference(simp,[status(thm)],[242]) ).

thf(246,plain,
    ( ~ $true
    | ( 'const/sets/IN' @ 'type/realax/real' @ sk7 @ sk1 ) ),
    inference(rewrite,[status(thm)],[141,243]) ).

thf(247,plain,
    'const/sets/IN' @ 'type/realax/real' @ sk7 @ sk1,
    inference(simp,[status(thm)],[246]) ).

thf(18,plain,
    ! [B: 'type/realax/real',A: 'type/realax/real' > $o] :
      ( ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
      | ( A
        = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
      | ~ ( 'const/sets/IN' @ 'type/realax/real' @ B @ A )
      | ( 'const/realax/real_le' @ B @ ( 'const/sets/sup' @ A ) ) ),
    inference(cnfConj,[status(thm)],[16]) ).

thf(20,plain,
    ! [B: 'type/realax/real',A: 'type/realax/real' > $o] :
      ( ( A
        = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
      | ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
      | ~ ( 'const/sets/IN' @ 'type/realax/real' @ B @ A )
      | ( 'const/realax/real_le' @ B @ ( 'const/sets/sup' @ A ) ) ),
    inference(lifteq,[status(thm)],[18]) ).

thf(316,plain,
    ! [B: 'type/realax/real',A: 'type/realax/real' > $o] :
      ( ( A
        = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
      | ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
      | ~ $true
      | ( 'const/realax/real_le' @ B @ ( 'const/sets/sup' @ A ) )
      | ( ( 'const/sets/IN' @ 'type/realax/real' @ sk7 @ sk1 )
       != ( 'const/sets/IN' @ 'type/realax/real' @ B @ A ) ) ),
    inference(paramod_ordered,[status(thm)],[247,20]) ).

thf(317,plain,
    ! [B: 'type/realax/real',A: 'type/realax/real' > $o] :
      ( ( A
        = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
      | ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ A )
      | ( 'const/realax/real_le' @ B @ ( 'const/sets/sup' @ A ) )
      | ( ( 'const/sets/IN' @ 'type/realax/real' @ sk7 @ sk1 )
       != ( 'const/sets/IN' @ 'type/realax/real' @ B @ A ) ) ),
    inference(simp,[status(thm)],[316]) ).

thf(318,plain,
    ( ( sk1
      = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
    | ~ ( 'const/sets/FINITE' @ 'type/realax/real' @ sk1 )
    | ( 'const/realax/real_le' @ sk7 @ ( 'const/sets/sup' @ sk1 ) ) ),
    inference(pattern_uni,[status(thm)],[317:[bind(A,$thf( sk1 )),bind(B,$thf( sk7 ))]]) ).

thf(469,plain,
    ( ( sk1
      = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
    | ~ $true
    | ( 'const/realax/real_le' @ sk7 @ ( 'const/sets/sup' @ sk1 ) ) ),
    inference(rewrite,[status(thm)],[318,8]) ).

thf(470,plain,
    ( ( sk1
      = ( 'const/sets/EMPTY' @ 'type/realax/real' ) )
    | ( 'const/realax/real_le' @ sk7 @ ( 'const/sets/sup' @ sk1 ) ) ),
    inference(simp,[status(thm)],[469]) ).

thf(471,plain,
    'const/realax/real_le' @ sk7 @ ( 'const/sets/sup' @ sk1 ),
    inference(simplifyReflect,[status(thm)],[470,11]) ).

thf(252,plain,
    ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
    | ~ $true ),
    inference(rewrite,[status(thm)],[99,243]) ).

thf(253,plain,
    'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2,
    inference(simp,[status(thm)],[252]) ).

thf(3,axiom,
    ! [A: 'type/realax/real',B: 'type/realax/real',C: 'type/realax/real'] :
      ( ( ( 'const/realax/real_le' @ A @ B )
        & ( 'const/realax/real_lt' @ B @ C ) )
     => ( 'const/realax/real_lt' @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p','thm/realarith/REAL_LET_TRANS_') ).

thf(13,plain,
    ! [A: 'type/realax/real',B: 'type/realax/real',C: 'type/realax/real'] :
      ( ( ( 'const/realax/real_le' @ A @ B )
        & ( 'const/realax/real_lt' @ B @ C ) )
     => ( 'const/realax/real_lt' @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(14,plain,
    ! [C: 'type/realax/real',B: 'type/realax/real',A: 'type/realax/real'] :
      ( ~ ( 'const/realax/real_le' @ A @ B )
      | ~ ( 'const/realax/real_lt' @ B @ C )
      | ( 'const/realax/real_lt' @ A @ C ) ),
    inference(cnf,[status(esa)],[13]) ).

thf(297,plain,
    ! [C: 'type/realax/real',B: 'type/realax/real',A: 'type/realax/real'] :
      ( ~ ( 'const/realax/real_le' @ A @ B )
      | ~ $true
      | ( 'const/realax/real_lt' @ A @ C )
      | ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
       != ( 'const/realax/real_lt' @ B @ C ) ) ),
    inference(paramod_ordered,[status(thm)],[253,14]) ).

thf(298,plain,
    ! [C: 'type/realax/real',B: 'type/realax/real',A: 'type/realax/real'] :
      ( ~ ( 'const/realax/real_le' @ A @ B )
      | ( 'const/realax/real_lt' @ A @ C )
      | ( ( 'const/realax/real_lt' @ ( 'const/sets/sup' @ sk1 ) @ sk2 )
       != ( 'const/realax/real_lt' @ B @ C ) ) ),
    inference(simp,[status(thm)],[297]) ).

thf(299,plain,
    ! [A: 'type/realax/real'] :
      ( ~ ( 'const/realax/real_le' @ A @ ( 'const/sets/sup' @ sk1 ) )
      | ( 'const/realax/real_lt' @ A @ sk2 ) ),
    inference(pattern_uni,[status(thm)],[298:[bind(A,$thf( A )),bind(B,$thf( 'const/sets/sup' @ sk1 )),bind(C,$thf( sk2 ))]]) ).

thf(485,plain,
    ! [A: 'type/realax/real'] :
      ( ~ $true
      | ( 'const/realax/real_lt' @ A @ sk2 )
      | ( ( 'const/realax/real_le' @ sk7 @ ( 'const/sets/sup' @ sk1 ) )
       != ( 'const/realax/real_le' @ A @ ( 'const/sets/sup' @ sk1 ) ) ) ),
    inference(paramod_ordered,[status(thm)],[471,299]) ).

thf(486,plain,
    ! [A: 'type/realax/real'] :
      ( ( 'const/realax/real_lt' @ A @ sk2 )
      | ( ( 'const/realax/real_le' @ sk7 @ ( 'const/sets/sup' @ sk1 ) )
       != ( 'const/realax/real_le' @ A @ ( 'const/sets/sup' @ sk1 ) ) ) ),
    inference(simp,[status(thm)],[485]) ).

thf(487,plain,
    'const/realax/real_lt' @ sk7 @ sk2,
    inference(pattern_uni,[status(thm)],[486:[bind(A,$thf( sk7 ))]]) ).

thf(142,plain,
    ( ~ ( 'const/sets/IN' @ 'type/realax/real' @ ( 'const/sets/sup' @ sk1 ) @ sk1 )
    | ~ ( 'const/realax/real_lt' @ sk7 @ sk2 ) ),
    inference(cnfConj,[status(thm)],[140]) ).

thf(244,plain,
    ( ~ $true
    | ~ ( 'const/realax/real_lt' @ sk7 @ sk2 ) ),
    inference(rewrite,[status(thm)],[142,243]) ).

thf(245,plain,
    ~ ( 'const/realax/real_lt' @ sk7 @ sk2 ),
    inference(simp,[status(thm)],[244]) ).

thf(492,plain,
    $false,
    inference(rewrite,[status(thm)],[487,245]) ).

thf(493,plain,
    $false,
    inference(simp,[status(thm)],[492]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : ANA072^1 : TPTP v9.3.1. Released v7.0.0.
% 0.00/0.07  % Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.11/0.21  % Computer : n013.cluster.edu
% 0.11/0.21  % Model    : x86_64 x86_64
% 0.11/0.21  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.21  % Memory   : 8046.5625MB
% 0.11/0.21  % OS       : Linux 6.8.0-71-generic
% 0.11/0.21  % CPULimit : 300
% 0.11/0.21  % WCLimit  : 300
% 0.11/0.21  % DateTime : Tue Sep 29 17:40:02 UTC 2026
% 0.11/0.21  % CPUTime  : 
% 0.11/0.21  Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 1.03/0.81  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.22/1.01  % [INFO] 	 Parsing done (193ms). 
% 1.22/1.02  % [INFO] 	 Running in sequential loop mode. 
% 2.05/1.42  % [INFO] 	 eprover registered as external prover. 
% 2.05/1.43  % [INFO] 	 Scanning for conjecture ... 
% 2.27/1.54  % [INFO] 	 Found a conjecture (or negated_conjecture) and 2 axioms. Running axiom selection ... 
% 2.27/1.58  % [INFO] 	 Axiom selection finished. Selected 2 axioms (removed 0 axioms). 
% 2.27/1.59  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 2.27/1.59  % [INFO] 	 Type checking passed. 
% 2.27/1.60  % [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 ... 
% 9.47/3.65  % [INFO] 	 Killing All external provers ... 
% 9.47/3.65  % Time passed: 3291ms (effective reasoning time: 2624ms)
% 9.47/3.65  % 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)>
% 9.47/3.66  % Axioms used in derivation (2): thm/sets/SUP_FINITE_, thm/realarith/REAL_LET_TRANS_
% 9.47/3.66  % No. of inferences in proof: 54
% 9.47/3.66  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 3291 ms resp. 2624 ms w/o parsing
% 9.98/3.73  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 9.98/3.73  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------