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

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : ITP069^1 : TPTP v9.3.1. Released v7.5.0.
% 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 : n018.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 08:06:39 AM UTC 2026

% Result   : Theorem 10.77s 4.00s
% Output   : Refutation 11.85s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :  134
% Syntax   : Number of formulae    :  270 ( 144 unt;   0 typ;   0 def)
%            Number of atoms       :  721 ( 375 equ;   6 cnn)
%            Maximal formula atoms :   12 (   2 avg)
%            Number of connectives : 3120 ( 102   ~;  18   |;  84   &;2621   @)
%                                         (   0 <=>; 295  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   19 (   6 avg)
%            Number of types       :   11 (  10 usr)
%            Number of type conns  :   32 (  32   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   34 (  31 usr;   7 con; 0-3 aty)
%            Number of variables   :  828 (  28   ^; 784   !;  16   ?; 828   :)

% Comments : 
%------------------------------------------------------------------------------
thf(set_Pr158363655iset_a_type,type,
    set_Pr158363655iset_a: $tType ).

thf(produc1127127335iset_a_type,type,
    produc1127127335iset_a: $tType ).

thf(set_Product_prod_a_a_type,type,
    set_Product_prod_a_a: $tType ).

thf(multiset_multiset_a_type,type,
    multiset_multiset_a: $tType ).

thf(set_multiset_a_type,type,
    set_multiset_a: $tType ).

thf(product_prod_a_a_type,type,
    product_prod_a_a: $tType ).

thf(multiset_a_type,type,
    multiset_a: $tType ).

thf(tree_a_type,type,
    tree_a: $tType ).

thf(set_a_type,type,
    set_a: $tType ).

thf(a_type,type,
    a: $tType ).

thf(minus_1649712171iset_a_decl,type,
    minus_1649712171iset_a: multiset_a > multiset_a > multiset_a ).

thf(plus_plus_multiset_a_decl,type,
    plus_plus_multiset_a: multiset_a > multiset_a > multiset_a ).

thf(zero_zero_multiset_a_decl,type,
    zero_zero_multiset_a: multiset_a ).

thf(nO_MAT1617603563iset_a_decl,type,
    nO_MAT1617603563iset_a: multiset_a > multiset_a > $o ).

thf(heapIm970322378pify_a_decl,type,
    heapIm970322378pify_a: tree_a > tree_a ).

thf(heapIm1140443833left_a_decl,type,
    heapIm1140443833left_a: tree_a > tree_a ).

thf(heapIm1257206334ight_a_decl,type,
    heapIm1257206334ight_a: tree_a > tree_a ).

thf(heapIm1091024090Down_a_decl,type,
    heapIm1091024090Down_a: tree_a > tree_a ).

thf(e_a_decl,type,
    e_a: tree_a ).

thf(t_a_decl,type,
    t_a: a > tree_a > tree_a > tree_a ).

thf(in_tree_a_decl,type,
    in_tree_a: a > tree_a > $o ).

thf(is_heap_a_decl,type,
    is_heap_a: tree_a > $o ).

thf(multiset_a2_decl,type,
    multiset_a2: tree_a > multiset_a ).

thf(val_a_decl,type,
    val_a: tree_a > a ).

thf(lattic146396397_Max_a_decl,type,
    lattic146396397_Max_a: set_a > a ).

thf(add_mset_a_decl,type,
    add_mset_a: a > multiset_a > multiset_a ).

thf(comm_m315775925iset_a_decl,type,
    comm_m315775925iset_a: ( multiset_a > multiset_a > multiset_a ) > multiset_a > multiset_multiset_a > multiset_a ).

thf(fold_m382157835iset_a_decl,type,
    fold_m382157835iset_a: ( multiset_a > multiset_a > multiset_a ) > multiset_a > multiset_multiset_a > multiset_a ).

thf(fold_m364285649iset_a_decl,type,
    fold_m364285649iset_a: ( a > multiset_a > multiset_a ) > multiset_a > multiset_a > multiset_a ).

thf(is_empty_a_decl,type,
    is_empty_a: multiset_a > $o ).

thf(set_mset_multiset_a_decl,type,
    set_mset_multiset_a: multiset_multiset_a > set_multiset_a ).

thf(set_mset_a_decl,type,
    set_mset_a: multiset_a > set_a ).

thf(ord_le1199012836iset_a_decl,type,
    ord_le1199012836iset_a: multiset_a > multiset_a > $o ).

thf(ord_less_eq_a_decl,type,
    ord_less_eq_a: a > a > $o ).

thf(order_Greatest_a_decl,type,
    order_Greatest_a: ( a > $o ) > a ).

thf(collect_a_decl,type,
    collect_a: ( a > $o ) > set_a ).

thf(member_multiset_a_decl,type,
    member_multiset_a: multiset_a > set_multiset_a > $o ).

thf(member_a_decl,type,
    member_a: a > set_a > $o ).

thf(l_decl,type,
    l: tree_a ).

thf(r_decl,type,
    r: tree_a ).

thf(v_decl,type,
    v: a ).

thf(129,axiom,
    ! [A: a,B: tree_a,C: tree_a,D: a,E: tree_a,F: tree_a] :
      ( ( ( t_a @ A @ B @ C )
        = ( t_a @ D @ E @ F ) )
      = ( ( A = D )
        & ( B = E )
        & ( C = F ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_5_Tree_Oinject) ).

thf(645,plain,
    ! [A: a,B: tree_a,C: tree_a,D: a,E: tree_a,F: tree_a] :
      ( ( ( t_a @ A @ B @ C )
        = ( t_a @ D @ E @ F ) )
      = ( ( A = D )
        & ( B = E )
        & ( C = F ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[129]) ).

thf(56,axiom,
    ! [A: a,B: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ? [C: multiset_a] :
          ( B
          = ( add_mset_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_62_multi__member__split) ).

thf(365,plain,
    ! [A: a,B: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ? [C: multiset_a] :
          ( B
          = ( add_mset_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[56]) ).

thf(49,axiom,
    ! [A: a,B: multiset_a,C: a,D: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ D ) )
      = ( ( ( B = D )
          & ( A = C ) )
        | ? [E: multiset_a] :
            ( ( B
              = ( add_mset_a @ C @ E ) )
            & ( D
              = ( add_mset_a @ A @ E ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_67_add__eq__conv__ex) ).

thf(333,plain,
    ! [A: a,B: multiset_a,C: a,D: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ D ) )
      = ( ( ( B = D )
          & ( A = C ) )
        | ? [E: multiset_a] :
            ( ( B
              = ( add_mset_a @ C @ E ) )
            & ( D
              = ( add_mset_a @ A @ E ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[49]) ).

thf(84,axiom,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ A )
        = ( B = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_48_antisym__conv) ).

thf(468,plain,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ A )
        = ( B = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[84]) ).

thf(89,axiom,
    ! [A: multiset_a > multiset_a > $o,B: multiset_a,C: multiset_a] :
      ( ( A @ zero_zero_multiset_a @ zero_zero_multiset_a )
     => ( ! [D: a,E: multiset_a,F: multiset_a] :
            ( ( A @ E @ F )
           => ( A @ ( add_mset_a @ D @ E ) @ F ) )
       => ( ! [D: a,E: multiset_a,F: multiset_a] :
              ( ( A @ E @ F )
             => ( A @ E @ ( add_mset_a @ D @ F ) ) )
         => ( A @ B @ C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_78_multiset__induct2) ).

thf(481,plain,
    ! [A: multiset_a > multiset_a > $o,B: multiset_a,C: multiset_a] :
      ( ( A @ zero_zero_multiset_a @ zero_zero_multiset_a )
     => ( ! [D: a,E: multiset_a,F: multiset_a] :
            ( ( A @ E @ F )
           => ( A @ ( add_mset_a @ D @ E ) @ F ) )
       => ( ! [D: a,E: multiset_a,F: multiset_a] :
              ( ( A @ E @ F )
             => ( A @ E @ ( add_mset_a @ D @ F ) ) )
         => ( A @ B @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[89]) ).

thf(13,axiom,
    ! [A: multiset_a > $o,B: multiset_a] :
      ( ( A @ zero_zero_multiset_a )
     => ( ! [C: a,D: multiset_a] :
            ( ( A @ D )
           => ( A @ ( add_mset_a @ C @ D ) ) )
       => ( A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_77_multiset__induct) ).

thf(170,plain,
    ! [A: multiset_a > $o,B: multiset_a] :
      ( ( A @ zero_zero_multiset_a )
     => ( ! [C: a,D: multiset_a] :
            ( ( A @ D )
           => ( A @ ( add_mset_a @ C @ D ) ) )
       => ( A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(115,axiom,
    ! [A: a,B: tree_a,C: tree_a,D: a] :
      ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ D )
       => ( ( heapIm1091024090Down_a @ ( t_a @ D @ e_a @ ( t_a @ A @ B @ C ) ) )
          = ( t_a @ D @ e_a @ ( t_a @ A @ B @ C ) ) ) )
      & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ D )
       => ( ( heapIm1091024090Down_a @ ( t_a @ D @ e_a @ ( t_a @ A @ B @ C ) ) )
          = ( t_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ e_a @ ( heapIm1091024090Down_a @ ( t_a @ D @ ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_22_siftDown_Osimps_I4_J) ).

thf(582,plain,
    ! [A: a,B: tree_a,C: tree_a,D: a] :
      ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ D )
       => ( ( heapIm1091024090Down_a @ ( t_a @ D @ e_a @ ( t_a @ A @ B @ C ) ) )
          = ( t_a @ D @ e_a @ ( t_a @ A @ B @ C ) ) ) )
      & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ D )
       => ( ( heapIm1091024090Down_a @ ( t_a @ D @ e_a @ ( t_a @ A @ B @ C ) ) )
          = ( t_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ e_a @ ( heapIm1091024090Down_a @ ( t_a @ D @ ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[115]) ).

thf(22,axiom,
    ! [A: a,B: a] :
      ( ( A = B )
     => ( ord_less_eq_a @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_44_eq__refl) ).

thf(217,plain,
    ! [A: a,B: a] :
      ( ( A = B )
     => ( ord_less_eq_a @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(28,axiom,
    ! [A: multiset_a,B: a] :
      ( A
     != ( add_mset_a @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_60_multi__self__add__other__not__self) ).

thf(247,plain,
    ! [A: multiset_a,B: a] :
      ( A
     != ( add_mset_a @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(62,axiom,
    ! [A: a,B: multiset_a] :
      ( ~ ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( minus_1649712171iset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_141_diff__single__trivial) ).

thf(384,plain,
    ! [A: a,B: multiset_a] :
      ( ~ ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( minus_1649712171iset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[62]) ).

thf(103,axiom,
    ! [A: a,B: multiset_a] : ( member_a @ A @ ( set_mset_a @ ( plus_plus_multiset_a @ ( add_mset_a @ A @ zero_zero_multiset_a ) @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_111_multi__member__this) ).

thf(550,plain,
    ! [A: a,B: multiset_a] : ( member_a @ A @ ( set_mset_a @ ( plus_plus_multiset_a @ ( add_mset_a @ A @ zero_zero_multiset_a ) @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[103]) ).

thf(90,axiom,
    ! [A: a > $o,B: a,C: a > $o] :
      ( ( A @ B )
     => ( ! [D: a] :
            ( ( A @ D )
           => ( ord_less_eq_a @ D @ B ) )
       => ( ! [D: a] :
              ( ( A @ D )
             => ( ! [E: a] :
                    ( ( A @ E )
                   => ( ord_less_eq_a @ E @ D ) )
               => ( C @ D ) ) )
         => ( C @ ( order_Greatest_a @ A ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_69_GreatestI2__order) ).

thf(500,plain,
    ! [A: a > $o,B: a,C: a > $o] :
      ( ( A @ B )
     => ( ! [D: a] :
            ( ( A @ D )
           => ( ord_less_eq_a @ D @ B ) )
       => ( ! [D: a] :
              ( ( A @ D )
             => ( ! [E: a] :
                    ( ( A @ E )
                   => ( ord_less_eq_a @ E @ D ) )
               => ( C @ D ) ) )
         => ( C @ ( order_Greatest_a @ A ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[90]) ).

thf(45,axiom,
    ! [A: a,B: a > a,C: a,D: a] :
      ( ( ord_less_eq_a @ A @ ( B @ C ) )
     => ( ( ord_less_eq_a @ C @ D )
       => ( ! [E: a,F: a] :
              ( ( ord_less_eq_a @ E @ F )
             => ( ord_less_eq_a @ ( B @ E ) @ ( B @ F ) ) )
         => ( ord_less_eq_a @ A @ ( B @ D ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_37_order__subst1) ).

thf(320,plain,
    ! [A: a,B: a > a,C: a,D: a] :
      ( ( ord_less_eq_a @ A @ ( B @ C ) )
     => ( ( ord_less_eq_a @ C @ D )
       => ( ! [E: a,F: a] :
              ( ( ord_less_eq_a @ E @ F )
             => ( ord_less_eq_a @ ( B @ E ) @ ( B @ F ) ) )
         => ( ord_less_eq_a @ A @ ( B @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[45]) ).

thf(76,axiom,
    ! [A: a,B: a,C: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ C @ A )
       => ( ord_less_eq_a @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_56_dual__order_Otrans) ).

thf(436,plain,
    ! [A: a,B: a,C: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ C @ A )
       => ( ord_less_eq_a @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[76]) ).

thf(15,axiom,
    ! [A: multiset_a] :
      ( ( plus_plus_multiset_a @ A @ zero_zero_multiset_a )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_98_empty__neutral_I2_J) ).

thf(184,plain,
    ! [A: multiset_a] :
      ( ( plus_plus_multiset_a @ A @ zero_zero_multiset_a )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(122,axiom,
    is_heap_a @ e_a,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_20_is__heap_Osimps_I1_J) ).

thf(619,plain,
    is_heap_a @ e_a,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[122]) ).

thf(100,axiom,
    ! [A: a,B: a,C: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ C )
       => ( ord_less_eq_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_46_order_Otrans) ).

thf(542,plain,
    ! [A: a,B: a,C: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ C )
       => ( ord_less_eq_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[100]) ).

thf(46,axiom,
    ! [A: multiset_a,B: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = zero_zero_multiset_a )
      = ( ( A = zero_zero_multiset_a )
        & ( B = zero_zero_multiset_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_87_subset__mset_Oadd__eq__0__iff__both__eq__0) ).

thf(325,plain,
    ! [A: multiset_a,B: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = zero_zero_multiset_a )
      = ( ( A = zero_zero_multiset_a )
        & ( B = zero_zero_multiset_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[46]) ).

thf(8,axiom,
    ! [A: multiset_a] :
      ( ( ( minus_1649712171iset_a @ A @ zero_zero_multiset_a )
        = A )
      & ( ( minus_1649712171iset_a @ zero_zero_multiset_a @ A )
        = zero_zero_multiset_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_134_diff__empty) ).

thf(152,plain,
    ! [A: multiset_a] :
      ( ( ( minus_1649712171iset_a @ A @ zero_zero_multiset_a )
        = A )
      & ( ( minus_1649712171iset_a @ zero_zero_multiset_a @ A )
        = zero_zero_multiset_a ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(44,axiom,
    ! [A: a,B: a,C: multiset_a] :
      ( ( A != B )
     => ( ( add_mset_a @ B @ ( minus_1649712171iset_a @ C @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) )
        = ( minus_1649712171iset_a @ ( add_mset_a @ B @ C ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_137_diff__union__swap) ).

thf(316,plain,
    ! [A: a,B: a,C: multiset_a] :
      ( ( A != B )
     => ( ( add_mset_a @ B @ ( minus_1649712171iset_a @ C @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) )
        = ( minus_1649712171iset_a @ ( add_mset_a @ B @ C ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[44]) ).

thf(32,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ ( plus_plus_multiset_a @ B @ C ) ) )
      = ( ( member_a @ A @ ( set_mset_a @ B ) )
        | ( member_a @ A @ ( set_mset_a @ C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_100_union__iff) ).

thf(261,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ ( plus_plus_multiset_a @ B @ C ) ) )
      = ( ( member_a @ A @ ( set_mset_a @ B ) )
        | ( member_a @ A @ ( set_mset_a @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).

thf(60,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = C )
     => ( B
        = ( minus_1649712171iset_a @ C @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_135_union__single__eq__diff) ).

thf(376,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = C )
     => ( B
        = ( minus_1649712171iset_a @ C @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[60]) ).

thf(52,axiom,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ( in_tree_a @ ( val_a @ ( heapIm1091024090Down_a @ A ) ) @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_21_siftDown__in__tree) ).

thf(348,plain,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ( in_tree_a @ ( val_a @ ( heapIm1091024090Down_a @ A ) ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[52]) ).

thf(112,axiom,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) )
      = C ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_7_right_Osimps) ).

thf(574,plain,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) )
      = C ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[112]) ).

thf(126,axiom,
    ! [A: tree_a,B: tree_a,C: tree_a,D: a] :
      ( ( is_heap_a @ A )
     => ( ( is_heap_a @ B )
       => ( ( C
            = ( t_a @ D @ A @ B ) )
         => ( is_heap_a @ ( heapIm1091024090Down_a @ C ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_4_siftDown__heap__is__heap) ).

thf(634,plain,
    ! [A: tree_a,B: tree_a,C: tree_a,D: a] :
      ( ( is_heap_a @ A )
     => ( ( is_heap_a @ B )
       => ( ( C
            = ( t_a @ D @ A @ B ) )
         => ( is_heap_a @ ( heapIm1091024090Down_a @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[126]) ).

thf(23,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ord_le1199012836iset_a @ A @ B )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_92_add__right__mono) ).

thf(221,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ord_le1199012836iset_a @ A @ B )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(81,axiom,
    ! [A: a,B: a,C: a > a,D: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ( C @ B )
          = D )
       => ( ! [E: a,F: a] :
              ( ( ord_less_eq_a @ E @ F )
             => ( ord_less_eq_a @ ( C @ E ) @ ( C @ F ) ) )
         => ( ord_less_eq_a @ ( C @ A ) @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_40_ord__le__eq__subst) ).

thf(453,plain,
    ! [A: a,B: a,C: a > a,D: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ( C @ B )
          = D )
       => ( ! [E: a,F: a] :
              ( ( ord_less_eq_a @ E @ F )
             => ( ord_less_eq_a @ ( C @ E ) @ ( C @ F ) ) )
         => ( ord_less_eq_a @ ( C @ A ) @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[81]) ).

thf(43,axiom,
    ! [A: a,B: multiset_a] :
      ( zero_zero_multiset_a
     != ( add_mset_a @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_79_empty__not__add__mset) ).

thf(312,plain,
    ! [A: a,B: multiset_a] :
      ( zero_zero_multiset_a
     != ( add_mset_a @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[43]) ).

thf(61,axiom,
    ! [A: a,B: multiset_a,C: a,D: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ D ) )
     => ( ( A != C )
       => ( member_a @ C @ ( set_mset_a @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_63_insert__noteq__member) ).

thf(380,plain,
    ! [A: a,B: multiset_a,C: a,D: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ D ) )
     => ( ( A != C )
       => ( member_a @ C @ ( set_mset_a @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[61]) ).

thf(77,axiom,
    ! [A: a,B: multiset_a,C: a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ( member_a @ A @ ( set_mset_a @ ( plus_plus_multiset_a @ ( add_mset_a @ C @ zero_zero_multiset_a ) @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_110_multi__member__skip) ).

thf(439,plain,
    ! [A: a,B: multiset_a,C: a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ( member_a @ A @ ( set_mset_a @ ( plus_plus_multiset_a @ ( add_mset_a @ C @ zero_zero_multiset_a ) @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[77]) ).

thf(97,axiom,
    ! [A: a,B: a] :
      ( ~ ( ord_less_eq_a @ A @ B )
     => ( ord_less_eq_a @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_45_le__cases) ).

thf(534,plain,
    ! [A: a,B: a] :
      ( ~ ( ord_less_eq_a @ A @ B )
     => ( ord_less_eq_a @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[97]) ).

thf(40,axiom,
    ! [A: a,B: multiset_a,C: a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ zero_zero_multiset_a ) )
      = ( ( B = zero_zero_multiset_a )
        & ( A = C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_72_add__mset__eq__singleton__iff) ).

thf(302,plain,
    ! [A: a,B: multiset_a,C: a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ zero_zero_multiset_a ) )
      = ( ( B = zero_zero_multiset_a )
        & ( A = C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[40]) ).

thf(9,axiom,
    ! [A: multiset_a,B: multiset_a] :
      ( ( minus_1649712171iset_a @ ( plus_plus_multiset_a @ A @ B ) @ B )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_138_diff__union__cancelR) ).

thf(160,plain,
    ! [A: multiset_a,B: multiset_a] :
      ( ( minus_1649712171iset_a @ ( plus_plus_multiset_a @ A @ B ) @ B )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(18,axiom,
    ! [A: multiset_a,B: a,C: multiset_a] :
      ( ( plus_plus_multiset_a @ A @ ( add_mset_a @ B @ C ) )
      = ( add_mset_a @ B @ ( plus_plus_multiset_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_90_union__mset__add__mset__right) ).

thf(192,plain,
    ! [A: multiset_a,B: a,C: multiset_a] :
      ( ( plus_plus_multiset_a @ A @ ( add_mset_a @ B @ C ) )
      = ( add_mset_a @ B @ ( plus_plus_multiset_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(3,axiom,
    ! [A: multiset_a,B: multiset_a] :
      ( ( minus_1649712171iset_a @ ( plus_plus_multiset_a @ A @ B ) @ A )
      = B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_139_diff__union__cancelL) ).

thf(137,plain,
    ! [A: multiset_a,B: multiset_a] :
      ( ( minus_1649712171iset_a @ ( plus_plus_multiset_a @ A @ B ) @ A )
      = B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(125,axiom,
    ! [A: tree_a,B: a,C: tree_a,D: tree_a] :
      ( ( A
        = ( t_a @ B @ C @ D ) )
     => ? [E: tree_a,F: a,G: tree_a] :
          ( ( ( heapIm1091024090Down_a @ A )
            = ( t_a @ F @ E @ G ) )
          & ( ord_less_eq_a @ B @ F ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_26_siftDown__Node) ).

thf(625,plain,
    ! [A: tree_a,B: a,C: tree_a,D: tree_a] :
      ( ( A
        = ( t_a @ B @ C @ D ) )
     => ? [E: tree_a,F: a,G: tree_a] :
          ( ( ( heapIm1091024090Down_a @ A )
            = ( t_a @ F @ E @ G ) )
          & ( ord_less_eq_a @ B @ F ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[125]) ).

thf(93,axiom,
    ! [A: a,B: multiset_a] :
      ( ( minus_1649712171iset_a @ ( add_mset_a @ A @ B ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) )
      = B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_127_add__mset__remove__trivial) ).

thf(522,plain,
    ! [A: a,B: multiset_a] :
      ( ( minus_1649712171iset_a @ ( add_mset_a @ A @ B ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) )
      = B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[93]) ).

thf(24,axiom,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ A )
       => ( B = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_58_dual__order_Oantisym) ).

thf(224,plain,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ A )
       => ( B = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(26,axiom,
    ! [A: a,B: multiset_a,C: a,D: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ D ) )
      = ( ( ( B = D )
          & ( A = C ) )
        | ( ( B
            = ( add_mset_a @ C @ ( minus_1649712171iset_a @ D @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) )
          & ( D
            = ( add_mset_a @ A @ ( minus_1649712171iset_a @ B @ ( add_mset_a @ C @ zero_zero_multiset_a ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_136_add__eq__conv__diff) ).

thf(229,plain,
    ! [A: a,B: multiset_a,C: a,D: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ D ) )
      = ( ( ( B = D )
          & ( A = C ) )
        | ( ( B
            = ( add_mset_a @ C @ ( minus_1649712171iset_a @ D @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) )
          & ( D
            = ( add_mset_a @ A @ ( minus_1649712171iset_a @ B @ ( add_mset_a @ C @ zero_zero_multiset_a ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(109,axiom,
    ! [A: a,B: a,C: tree_a,D: tree_a] :
      ( ( in_tree_a @ A @ ( t_a @ B @ C @ D ) )
      = ( ( A = B )
        | ( in_tree_a @ A @ C )
        | ( in_tree_a @ A @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_11_in__tree_Osimps_I2_J) ).

thf(566,plain,
    ! [A: a,B: a,C: tree_a,D: tree_a] :
      ( ( in_tree_a @ A @ ( t_a @ B @ C @ D ) )
      = ( ( A = B )
        | ( in_tree_a @ A @ C )
        | ( in_tree_a @ A @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[109]) ).

thf(92,axiom,
    ! [A: multiset_a,B: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = zero_zero_multiset_a )
      = ( ( A = zero_zero_multiset_a )
        & ( B = zero_zero_multiset_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_88_union__eq__empty) ).

thf(519,plain,
    ! [A: multiset_a,B: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = zero_zero_multiset_a )
      = ( ( A = zero_zero_multiset_a )
        & ( B = zero_zero_multiset_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[92]) ).

thf(120,axiom,
    is_heap_a @ ( heapIm970322378pify_a @ r ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_0_T_Ohyps_I2_J) ).

thf(615,plain,
    is_heap_a @ ( heapIm970322378pify_a @ r ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[120]) ).

thf(117,axiom,
    ! [A: a,B: tree_a,C: tree_a,D: a,E: tree_a,F: tree_a,G: a] :
      ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( val_a @ ( t_a @ D @ E @ F ) ) )
       => ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) ) )
          & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ ( heapIm1091024090Down_a @ ( t_a @ G @ ( heapIm1140443833left_a @ ( t_a @ D @ E @ F ) ) @ ( heapIm1257206334ight_a @ ( t_a @ D @ E @ F ) ) ) ) @ ( t_a @ A @ B @ C ) ) ) ) ) )
      & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( val_a @ ( t_a @ D @ E @ F ) ) )
       => ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) ) )
          & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( t_a @ D @ E @ F ) @ ( heapIm1091024090Down_a @ ( t_a @ G @ ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_25_siftDown_Osimps_I5_J) ).

thf(593,plain,
    ! [A: a,B: tree_a,C: tree_a,D: a,E: tree_a,F: tree_a,G: a] :
      ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( val_a @ ( t_a @ D @ E @ F ) ) )
       => ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) ) )
          & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ ( heapIm1091024090Down_a @ ( t_a @ G @ ( heapIm1140443833left_a @ ( t_a @ D @ E @ F ) ) @ ( heapIm1257206334ight_a @ ( t_a @ D @ E @ F ) ) ) ) @ ( t_a @ A @ B @ C ) ) ) ) ) )
      & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( val_a @ ( t_a @ D @ E @ F ) ) )
       => ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) ) )
          & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( t_a @ D @ E @ F ) @ ( heapIm1091024090Down_a @ ( t_a @ G @ ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) ) ) ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[117]) ).

thf(87,axiom,
    ( plus_plus_multiset_a
    = ( fold_m364285649iset_a @ add_mset_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_123_union__fold__mset__add__mset) ).

thf(476,plain,
    ( plus_plus_multiset_a
    = ( fold_m364285649iset_a @ add_mset_a ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[87]) ).

thf(128,axiom,
    ! [A: a,B: a,C: tree_a,D: tree_a,E: a,F: tree_a,G: tree_a] :
      ( ( is_heap_a @ ( t_a @ A @ ( t_a @ B @ C @ D ) @ ( t_a @ E @ F @ G ) ) )
      = ( ( ord_less_eq_a @ ( val_a @ ( t_a @ E @ F @ G ) ) @ A )
        & ( is_heap_a @ ( t_a @ E @ F @ G ) )
        & ( ord_less_eq_a @ ( val_a @ ( t_a @ B @ C @ D ) ) @ A )
        & ( is_heap_a @ ( t_a @ B @ C @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_27_is__heap_Osimps_I6_J) ).

thf(642,plain,
    ! [A: a,B: a,C: tree_a,D: tree_a,E: a,F: tree_a,G: tree_a] :
      ( ( is_heap_a @ ( t_a @ A @ ( t_a @ B @ C @ D ) @ ( t_a @ E @ F @ G ) ) )
      = ( ( ord_less_eq_a @ ( val_a @ ( t_a @ E @ F @ G ) ) @ A )
        & ( is_heap_a @ ( t_a @ E @ F @ G ) )
        & ( ord_less_eq_a @ ( val_a @ ( t_a @ B @ C @ D ) ) @ A )
        & ( is_heap_a @ ( t_a @ B @ C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[128]) ).

thf(116,axiom,
    ! [A: a,B: a,C: tree_a,D: tree_a] :
      ( ( is_heap_a @ ( t_a @ A @ ( t_a @ B @ C @ D ) @ e_a ) )
      = ( ( ord_less_eq_a @ ( val_a @ ( t_a @ B @ C @ D ) ) @ A )
        & ( is_heap_a @ ( t_a @ B @ C @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_31_is__heap_Osimps_I4_J) ).

thf(590,plain,
    ! [A: a,B: a,C: tree_a,D: tree_a] :
      ( ( is_heap_a @ ( t_a @ A @ ( t_a @ B @ C @ D ) @ e_a ) )
      = ( ( ord_less_eq_a @ ( val_a @ ( t_a @ B @ C @ D ) ) @ A )
        & ( is_heap_a @ ( t_a @ B @ C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[116]) ).

thf(102,axiom,
    ! [A: a,B: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( plus_plus_multiset_a @ ( minus_1649712171iset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_125_insert__DiffM2) ).

thf(547,plain,
    ! [A: a,B: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( plus_plus_multiset_a @ ( minus_1649712171iset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[102]) ).

thf(47,axiom,
    ( ( multiset_a2 @ e_a )
    = zero_zero_multiset_a ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_83_multiset_Osimps_I1_J) ).

thf(328,plain,
    ( ( multiset_a2 @ e_a )
    = zero_zero_multiset_a ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[47]) ).

thf(85,axiom,
    ! [A: multiset_a,B: multiset_a,C: a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = ( add_mset_a @ C @ zero_zero_multiset_a ) )
      = ( ( ( A
            = ( add_mset_a @ C @ zero_zero_multiset_a ) )
          & ( B = zero_zero_multiset_a ) )
        | ( ( A = zero_zero_multiset_a )
          & ( B
            = ( add_mset_a @ C @ zero_zero_multiset_a ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_108_union__is__single) ).

thf(471,plain,
    ! [A: multiset_a,B: multiset_a,C: a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = ( add_mset_a @ C @ zero_zero_multiset_a ) )
      = ( ( ( A
            = ( add_mset_a @ C @ zero_zero_multiset_a ) )
          & ( B = zero_zero_multiset_a ) )
        | ( ( A = zero_zero_multiset_a )
          & ( B
            = ( add_mset_a @ C @ zero_zero_multiset_a ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[85]) ).

thf(65,axiom,
    ( ( (=) @ a )
    = ( ^ [A: a,B: a] :
          ( ( ord_less_eq_a @ A @ B )
          & ( ord_less_eq_a @ B @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_41_eq__iff) ).

thf(393,plain,
    ( ( (=) @ a )
    = ( ^ [A: a,B: a] :
          ( ( ord_less_eq_a @ A @ B )
          & ( ord_less_eq_a @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[65]) ).

thf(110,axiom,
    ! [A: a] : ( is_heap_a @ ( t_a @ A @ e_a @ e_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_8_is__heap_Osimps_I2_J) ).

thf(569,plain,
    ! [A: a] : ( is_heap_a @ ( t_a @ A @ e_a @ e_a ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[110]) ).

thf(58,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( plus_plus_multiset_a @ ( plus_plus_multiset_a @ A @ B ) @ C )
      = ( plus_plus_multiset_a @ A @ ( plus_plus_multiset_a @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_101_union__assoc) ).

thf(371,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( plus_plus_multiset_a @ ( plus_plus_multiset_a @ A @ B ) @ C )
      = ( plus_plus_multiset_a @ A @ ( plus_plus_multiset_a @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[58]) ).

thf(67,axiom,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ A )
       => ( A = B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_52_order__class_Oorder_Oantisym) ).

thf(398,plain,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ A )
       => ( A = B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[67]) ).

thf(106,axiom,
    ( ( heapIm970322378pify_a @ e_a )
    = e_a ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_9_heapify_Osimps_I1_J) ).

thf(558,plain,
    ( ( heapIm970322378pify_a @ e_a )
    = e_a ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[106]) ).

thf(131,axiom,
    ! [A: a,B: tree_a] :
      ( ( in_tree_a @ A @ B )
     => ( ( is_heap_a @ B )
       => ( ord_less_eq_a @ A @ ( val_a @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_29_is__heap__max) ).

thf(662,plain,
    ! [A: a,B: tree_a] :
      ( ( in_tree_a @ A @ B )
     => ( ( is_heap_a @ B )
       => ( ord_less_eq_a @ A @ ( val_a @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[131]) ).

thf(11,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a,D: multiset_a] :
      ( ( ( ord_le1199012836iset_a @ A @ B )
        & ( ord_le1199012836iset_a @ C @ D ) )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_95_add__mono__thms__linordered__semiring_I1_J) ).

thf(166,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a,D: multiset_a] :
      ( ( ( ord_le1199012836iset_a @ A @ B )
        & ( ord_le1199012836iset_a @ C @ D ) )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(33,axiom,
    ! [A: a,B: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( add_mset_a @ A @ ( minus_1649712171iset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_130_insert__DiffM) ).

thf(264,plain,
    ! [A: a,B: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( add_mset_a @ A @ ( minus_1649712171iset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).

thf(7,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( minus_1649712171iset_a @ ( minus_1649712171iset_a @ A @ B ) @ C )
      = ( minus_1649712171iset_a @ A @ ( plus_plus_multiset_a @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_126_diff__diff__add__mset) ).

thf(149,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( minus_1649712171iset_a @ ( minus_1649712171iset_a @ A @ B ) @ C )
      = ( minus_1649712171iset_a @ A @ ( plus_plus_multiset_a @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(113,axiom,
    ! [A: a,B: a,C: tree_a,D: tree_a,E: a,F: tree_a,G: tree_a] :
      ( ( is_heap_a @ ( t_a @ A @ ( t_a @ B @ C @ D ) @ ( t_a @ E @ F @ G ) ) )
      = ( ( ord_less_eq_a @ ( val_a @ ( t_a @ E @ F @ G ) ) @ A )
        & ( is_heap_a @ ( t_a @ E @ F @ G ) )
        & ( ord_less_eq_a @ ( val_a @ ( t_a @ B @ C @ D ) ) @ A )
        & ( is_heap_a @ ( t_a @ B @ C @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_28_is__heap_Osimps_I5_J) ).

thf(577,plain,
    ! [A: a,B: a,C: tree_a,D: tree_a,E: a,F: tree_a,G: tree_a] :
      ( ( is_heap_a @ ( t_a @ A @ ( t_a @ B @ C @ D ) @ ( t_a @ E @ F @ G ) ) )
      = ( ( ord_less_eq_a @ ( val_a @ ( t_a @ E @ F @ G ) ) @ A )
        & ( is_heap_a @ ( t_a @ E @ F @ G ) )
        & ( ord_less_eq_a @ ( val_a @ ( t_a @ B @ C @ D ) ) @ A )
        & ( is_heap_a @ ( t_a @ B @ C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[113]) ).

thf(101,axiom,
    ( ( (=) @ a )
    = ( ^ [A: a,B: a] :
          ( ( ord_less_eq_a @ B @ A )
          & ( ord_less_eq_a @ A @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_57_dual__order_Oeq__iff) ).

thf(545,plain,
    ( ( (=) @ a )
    = ( ^ [A: a,B: a] :
          ( ( ord_less_eq_a @ B @ A )
          & ( ord_less_eq_a @ A @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[101]) ).

thf(79,axiom,
    ! [A: a,B: a,C: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( B = C )
       => ( ord_less_eq_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_51_ord__le__eq__trans) ).

thf(445,plain,
    ! [A: a,B: a,C: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( B = C )
       => ( ord_less_eq_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[79]) ).

thf(119,axiom,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ( ! [B: a] :
            ( A
           != ( t_a @ B @ e_a @ e_a ) )
       => ( ! [B: a,C: a,D: tree_a,E: tree_a] :
              ( A
             != ( t_a @ B @ ( t_a @ C @ D @ E ) @ e_a ) )
         => ( ! [B: a,C: a,D: tree_a,E: tree_a] :
                ( A
               != ( t_a @ B @ e_a @ ( t_a @ C @ D @ E ) ) )
           => ~ ! [B: a,C: a,D: tree_a,E: tree_a,F: a,G: tree_a,H: tree_a] :
                  ( A
                 != ( t_a @ B @ ( t_a @ C @ D @ E ) @ ( t_a @ F @ G @ H ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_10_siftDown_Ocases) ).

thf(611,plain,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ( ! [B: a] :
            ( A
           != ( t_a @ B @ e_a @ e_a ) )
       => ( ! [B: a,C: a,D: tree_a,E: tree_a] :
              ( A
             != ( t_a @ B @ ( t_a @ C @ D @ E ) @ e_a ) )
         => ( ! [B: a,C: a,D: tree_a,E: tree_a] :
                ( A
               != ( t_a @ B @ e_a @ ( t_a @ C @ D @ E ) ) )
           => ~ ! [B: a,C: a,D: tree_a,E: tree_a,F: a,G: tree_a,H: tree_a] :
                  ( A
                 != ( t_a @ B @ ( t_a @ C @ D @ E ) @ ( t_a @ F @ G @ H ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[119]) ).

thf(14,axiom,
    ! [A: multiset_multiset_a] :
      ( ( ( comm_m315775925iset_a @ plus_plus_multiset_a @ zero_zero_multiset_a @ A )
        = zero_zero_multiset_a )
      = ( ! [B: multiset_a] :
            ( ( member_multiset_a @ B @ ( set_mset_multiset_a @ A ) )
           => ( B = zero_zero_multiset_a ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_119_subset__mset_Osum__mset__0__iff) ).

thf(181,plain,
    ! [A: multiset_multiset_a] :
      ( ( ( comm_m315775925iset_a @ plus_plus_multiset_a @ zero_zero_multiset_a @ A )
        = zero_zero_multiset_a )
      = ( ! [B: multiset_a] :
            ( ( member_multiset_a @ B @ ( set_mset_multiset_a @ A ) )
           => ( B = zero_zero_multiset_a ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(133,axiom,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ( ( is_heap_a @ A )
       => ( ( val_a @ A )
          = ( lattic146396397_Max_a @ ( set_mset_a @ ( multiset_a2 @ A ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_65_heap__top__max) ).

thf(672,plain,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ( ( is_heap_a @ A )
       => ( ( val_a @ A )
          = ( lattic146396397_Max_a @ ( set_mset_a @ ( multiset_a2 @ A ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[133]) ).

thf(16,axiom,
    ! [A: multiset_a,B: multiset_a] :
      ( ( zero_zero_multiset_a
        = ( plus_plus_multiset_a @ A @ B ) )
      = ( ( A = zero_zero_multiset_a )
        & ( B = zero_zero_multiset_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_86_subset__mset_Ozero__eq__add__iff__both__eq__0) ).

thf(187,plain,
    ! [A: multiset_a,B: multiset_a] :
      ( ( zero_zero_multiset_a
        = ( plus_plus_multiset_a @ A @ B ) )
      = ( ( A = zero_zero_multiset_a )
        & ( B = zero_zero_multiset_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(69,axiom,
    ! [A: a > $o,B: a] :
      ( ( A @ B )
     => ( ! [C: a] :
            ( ( A @ C )
           => ( ord_less_eq_a @ C @ B ) )
       => ( ( order_Greatest_a @ A )
          = B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_68_Greatest__equality) ).

thf(406,plain,
    ! [A: a > $o,B: a] :
      ( ( A @ B )
     => ( ! [C: a] :
            ( ( A @ C )
           => ( ord_less_eq_a @ C @ B ) )
       => ( ( order_Greatest_a @ A )
          = B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[69]) ).

thf(71,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = ( plus_plus_multiset_a @ C @ B ) )
      = ( A = C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_105_union__right__cancel) ).

thf(419,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = ( plus_plus_multiset_a @ C @ B ) )
      = ( A = C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[71]) ).

thf(121,axiom,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( heapIm970322378pify_a @ ( t_a @ A @ B @ C ) )
      = ( heapIm1091024090Down_a @ ( t_a @ A @ ( heapIm970322378pify_a @ B ) @ ( heapIm970322378pify_a @ C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_3_heapify_Osimps_I2_J) ).

thf(616,plain,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( heapIm970322378pify_a @ ( t_a @ A @ B @ C ) )
      = ( heapIm1091024090Down_a @ ( t_a @ A @ ( heapIm970322378pify_a @ B ) @ ( heapIm970322378pify_a @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[121]) ).

thf(35,axiom,
    ( add_mset_a
    = ( ^ [A: a,B: multiset_a] : ( plus_plus_multiset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_107_add__mset__add__single) ).

thf(271,plain,
    ( add_mset_a
    = ( ^ [A: a,B: multiset_a] : ( plus_plus_multiset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).

thf(63,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ ( minus_1649712171iset_a @ B @ C ) ) )
     => ( member_a @ A @ ( set_mset_a @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_131_in__diffD) ).

thf(387,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ ( minus_1649712171iset_a @ B @ C ) ) )
     => ( member_a @ A @ ( set_mset_a @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[63]) ).

thf(4,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( minus_1649712171iset_a @ ( add_mset_a @ A @ B ) @ ( add_mset_a @ A @ C ) )
      = ( minus_1649712171iset_a @ B @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_132_add__mset__diff__bothsides) ).

thf(140,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( minus_1649712171iset_a @ ( add_mset_a @ A @ B ) @ ( add_mset_a @ A @ C ) )
      = ( minus_1649712171iset_a @ B @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(124,axiom,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ( ! [B: a] :
            ( A
           != ( t_a @ B @ e_a @ e_a ) )
       => ( ! [B: a,C: a,D: tree_a,E: tree_a] :
              ( A
             != ( t_a @ B @ e_a @ ( t_a @ C @ D @ E ) ) )
         => ( ! [B: a,C: a,D: tree_a,E: tree_a] :
                ( A
               != ( t_a @ B @ ( t_a @ C @ D @ E ) @ e_a ) )
           => ~ ! [B: a,C: a,D: tree_a,E: tree_a,F: a,G: tree_a,H: tree_a] :
                  ( A
                 != ( t_a @ B @ ( t_a @ C @ D @ E ) @ ( t_a @ F @ G @ H ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_16_is__heap_Ocases) ).

thf(621,plain,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ( ! [B: a] :
            ( A
           != ( t_a @ B @ e_a @ e_a ) )
       => ( ! [B: a,C: a,D: tree_a,E: tree_a] :
              ( A
             != ( t_a @ B @ e_a @ ( t_a @ C @ D @ E ) ) )
         => ( ! [B: a,C: a,D: tree_a,E: tree_a] :
                ( A
               != ( t_a @ B @ ( t_a @ C @ D @ E ) @ e_a ) )
           => ~ ! [B: a,C: a,D: tree_a,E: tree_a,F: a,G: tree_a,H: tree_a] :
                  ( A
                 != ( t_a @ B @ ( t_a @ C @ D @ E ) @ ( t_a @ F @ G @ H ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[124]) ).

thf(29,axiom,
    ! [A: a,B: a] :
      ( ( ( add_mset_a @ A @ zero_zero_multiset_a )
        = ( add_mset_a @ B @ zero_zero_multiset_a ) )
      = ( A = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_75_single__eq__single) ).

thf(251,plain,
    ! [A: a,B: a] :
      ( ( ( add_mset_a @ A @ zero_zero_multiset_a )
        = ( add_mset_a @ B @ zero_zero_multiset_a ) )
      = ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(20,axiom,
    ! [A: a] : ( ord_less_eq_a @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_35_order__refl) ).

thf(198,plain,
    ! [A: a] : ( ord_less_eq_a @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(48,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ A @ C ) )
      = ( B = C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_59_add__mset__add__mset__same__iff) ).

thf(330,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ A @ C ) )
      = ( B = C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[48]) ).

thf(82,axiom,
    ! [A: a] : ( member_a @ A @ ( set_mset_a @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_82_multi__member__last) ).

thf(462,plain,
    ! [A: a] : ( member_a @ A @ ( set_mset_a @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[82]) ).

thf(51,axiom,
    ! [A: a,B: multiset_a,C: a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ zero_zero_multiset_a ) )
      = ( ( A = C )
        & ( B = zero_zero_multiset_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_74_add__mset__eq__single) ).

thf(345,plain,
    ! [A: a,B: multiset_a,C: a] :
      ( ( ( add_mset_a @ A @ B )
        = ( add_mset_a @ C @ zero_zero_multiset_a ) )
      = ( ( A = C )
        & ( B = zero_zero_multiset_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[51]) ).

thf(104,axiom,
    ! [A: a,B: tree_a,C: tree_a] :
      ( e_a
     != ( t_a @ A @ B @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_19_Tree_Odistinct_I1_J) ).

thf(552,plain,
    ! [A: a,B: tree_a,C: tree_a] :
      ( e_a
     != ( t_a @ A @ B @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[104]) ).

thf(108,axiom,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( val_a @ ( t_a @ A @ B @ C ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_30_val_Osimps) ).

thf(563,plain,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( val_a @ ( t_a @ A @ B @ C ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[108]) ).

thf(39,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = ( plus_plus_multiset_a @ A @ C ) )
      = ( B = C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_104_union__left__cancel) ).

thf(299,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = ( plus_plus_multiset_a @ A @ C ) )
      = ( B = C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[39]) ).

thf(34,axiom,
    ! [A: a,B: multiset_a,C: a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( minus_1649712171iset_a @ ( add_mset_a @ C @ B ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) )
        = ( add_mset_a @ C @ ( minus_1649712171iset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_129_diff__union__swap2) ).

thf(267,plain,
    ! [A: a,B: multiset_a,C: a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( minus_1649712171iset_a @ ( add_mset_a @ C @ B ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) )
        = ( add_mset_a @ C @ ( minus_1649712171iset_a @ B @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).

thf(74,axiom,
    ! [A: a] : ( ord_less_eq_a @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_54_dual__order_Orefl) ).

thf(431,plain,
    ! [A: a] : ( ord_less_eq_a @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[74]) ).

thf(134,axiom,
    ! [A: tree_a > $o,B: tree_a] :
      ( ( A @ e_a )
     => ( ! [C: a,D: tree_a,E: tree_a] :
            ( ( A @ D )
           => ( ( A @ E )
             => ( A @ ( t_a @ C @ D @ E ) ) ) )
       => ( A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_18_Tree_Oinduct) ).

thf(675,plain,
    ! [A: tree_a > $o,B: tree_a] :
      ( ( A @ e_a )
     => ( ! [C: a,D: tree_a,E: tree_a] :
            ( ( A @ D )
           => ( ( A @ E )
             => ( A @ ( t_a @ C @ D @ E ) ) ) )
       => ( A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[134]) ).

thf(73,axiom,
    ! [A: a,B: a,C: a] :
      ( ( A = B )
     => ( ( ord_less_eq_a @ B @ C )
       => ( ord_less_eq_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_50_ord__eq__le__trans) ).

thf(426,plain,
    ! [A: a,B: a,C: a] :
      ( ( A = B )
     => ( ( ord_less_eq_a @ B @ C )
       => ( ord_less_eq_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[73]) ).

thf(59,axiom,
    ( ( heapIm1091024090Down_a @ e_a )
    = e_a ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_14_siftDown_Osimps_I1_J) ).

thf(374,plain,
    ( ( heapIm1091024090Down_a @ e_a )
    = e_a ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[59]) ).

thf(130,axiom,
    ! [A: a,B: tree_a,C: tree_a,D: a,E: tree_a,F: tree_a,G: a] :
      ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( val_a @ ( t_a @ D @ E @ F ) ) )
       => ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) ) )
          & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ ( heapIm1091024090Down_a @ ( t_a @ G @ ( heapIm1140443833left_a @ ( t_a @ D @ E @ F ) ) @ ( heapIm1257206334ight_a @ ( t_a @ D @ E @ F ) ) ) ) @ ( t_a @ A @ B @ C ) ) ) ) ) )
      & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( val_a @ ( t_a @ D @ E @ F ) ) )
       => ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) ) )
          & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( t_a @ D @ E @ F ) @ ( heapIm1091024090Down_a @ ( t_a @ G @ ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_24_siftDown_Osimps_I6_J) ).

thf(648,plain,
    ! [A: a,B: tree_a,C: tree_a,D: a,E: tree_a,F: tree_a,G: a] :
      ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( val_a @ ( t_a @ D @ E @ F ) ) )
       => ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) ) )
          & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ ( val_a @ ( t_a @ D @ E @ F ) ) @ ( heapIm1091024090Down_a @ ( t_a @ G @ ( heapIm1140443833left_a @ ( t_a @ D @ E @ F ) ) @ ( heapIm1257206334ight_a @ ( t_a @ D @ E @ F ) ) ) ) @ ( t_a @ A @ B @ C ) ) ) ) ) )
      & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( val_a @ ( t_a @ D @ E @ F ) ) )
       => ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) ) )
          & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ G )
           => ( ( heapIm1091024090Down_a @ ( t_a @ G @ ( t_a @ D @ E @ F ) @ ( t_a @ A @ B @ C ) ) )
              = ( t_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( t_a @ D @ E @ F ) @ ( heapIm1091024090Down_a @ ( t_a @ G @ ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) ) ) ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[130]) ).

thf(91,axiom,
    ! [A: multiset_a,B: multiset_a] :
      ( ( zero_zero_multiset_a
        = ( plus_plus_multiset_a @ A @ B ) )
      = ( ( A = zero_zero_multiset_a )
        & ( B = zero_zero_multiset_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_89_empty__eq__union) ).

thf(516,plain,
    ! [A: multiset_a,B: multiset_a] :
      ( ( zero_zero_multiset_a
        = ( plus_plus_multiset_a @ A @ B ) )
      = ( ( A = zero_zero_multiset_a )
        & ( B = zero_zero_multiset_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[91]) ).

thf(54,axiom,
    ! [A: multiset_a] :
      ( ( plus_plus_multiset_a @ zero_zero_multiset_a @ A )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_99_empty__neutral_I1_J) ).

thf(355,plain,
    ! [A: multiset_a] :
      ( ( plus_plus_multiset_a @ zero_zero_multiset_a @ A )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[54]) ).

thf(94,axiom,
    ! [A: a] :
      ~ ( in_tree_a @ A @ e_a ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_13_in__tree_Osimps_I1_J) ).

thf(525,plain,
    ! [A: a] :
      ~ ( in_tree_a @ A @ e_a ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[94]) ).

thf(114,axiom,
    ( ( is_heap_a @ ( heapIm970322378pify_a @ l ) )
   => ( ( is_heap_a @ ( heapIm970322378pify_a @ r ) )
     => ( ( ( t_a @ v @ ( heapIm970322378pify_a @ l ) @ ( heapIm970322378pify_a @ r ) )
          = ( t_a @ v @ ( heapIm970322378pify_a @ l ) @ ( heapIm970322378pify_a @ r ) ) )
       => ( is_heap_a @ ( heapIm1091024090Down_a @ ( t_a @ v @ ( heapIm970322378pify_a @ l ) @ ( heapIm970322378pify_a @ r ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_2__092_060open_062_092_060lbrakk_062is__heap_A_Iheapify_Al_J_059_Ais__heap_A_Iheapify_Ar_J_059_AT_Av_A_Iheapify_Al_J_A_Iheapify_Ar_J_A_061_AT_Av_A_Iheapify_Al_J_A_Iheapify_Ar_J_092_060rbrakk_062_A_092_060Longrightarrow_062_Ais__heap_A_IsiftDown_A_IT_Av_A_Iheapify_Al_J_A_Iheapify_Ar_J_J_J_092_060close_062) ).

thf(580,plain,
    ( ( is_heap_a @ ( heapIm970322378pify_a @ l ) )
   => ( ( is_heap_a @ ( heapIm970322378pify_a @ r ) )
     => ( is_heap_a @ ( heapIm1091024090Down_a @ ( t_a @ v @ ( heapIm970322378pify_a @ l ) @ ( heapIm970322378pify_a @ r ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[114]) ).

thf(135,axiom,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( multiset_a2 @ ( t_a @ A @ B @ C ) )
      = ( plus_plus_multiset_a @ ( plus_plus_multiset_a @ ( multiset_a2 @ B ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) @ ( multiset_a2 @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_85_multiset_Osimps_I2_J) ).

thf(690,plain,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( multiset_a2 @ ( t_a @ A @ B @ C ) )
      = ( plus_plus_multiset_a @ ( plus_plus_multiset_a @ ( multiset_a2 @ B ) @ ( add_mset_a @ A @ zero_zero_multiset_a ) ) @ ( multiset_a2 @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[135]) ).

thf(38,axiom,
    ! [A: multiset_a > $o,B: multiset_a] :
      ( ( A @ zero_zero_multiset_a )
     => ( ! [C: a,D: multiset_a] :
            ( ( A @ D )
           => ( ! [E: a] :
                  ( ( member_a @ E @ ( set_mset_a @ D ) )
                 => ( ord_less_eq_a @ C @ E ) )
             => ( A @ ( add_mset_a @ C @ D ) ) ) )
       => ( A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_70_multiset__induct__min) ).

thf(282,plain,
    ! [A: multiset_a > $o,B: multiset_a] :
      ( ( A @ zero_zero_multiset_a )
     => ( ! [C: a,D: multiset_a] :
            ( ( A @ D )
           => ( ! [E: a] :
                  ( ( member_a @ E @ ( set_mset_a @ D ) )
                 => ( ord_less_eq_a @ C @ E ) )
             => ( A @ ( add_mset_a @ C @ D ) ) ) )
       => ( A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[38]) ).

thf(50,axiom,
    ! [A: a,B: a > a,C: a,D: a] :
      ( ( A
        = ( B @ C ) )
     => ( ( ord_less_eq_a @ C @ D )
       => ( ! [E: a,F: a] :
              ( ( ord_less_eq_a @ E @ F )
             => ( ord_less_eq_a @ ( B @ E ) @ ( B @ F ) ) )
         => ( ord_less_eq_a @ A @ ( B @ D ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_39_ord__eq__le__subst) ).

thf(336,plain,
    ! [A: a,B: a > a,C: a,D: a] :
      ( ( A
        = ( B @ C ) )
     => ( ( ord_less_eq_a @ C @ D )
       => ( ! [E: a,F: a] :
              ( ( ord_less_eq_a @ E @ F )
             => ( ord_less_eq_a @ ( B @ E ) @ ( B @ F ) ) )
         => ( ord_less_eq_a @ A @ ( B @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[50]) ).

thf(111,axiom,
    ! [A: a,B: a,C: tree_a,D: tree_a] :
      ( ( is_heap_a @ ( t_a @ A @ e_a @ ( t_a @ B @ C @ D ) ) )
      = ( ( ord_less_eq_a @ ( val_a @ ( t_a @ B @ C @ D ) ) @ A )
        & ( is_heap_a @ ( t_a @ B @ C @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_32_is__heap_Osimps_I3_J) ).

thf(571,plain,
    ! [A: a,B: a,C: tree_a,D: tree_a] :
      ( ( is_heap_a @ ( t_a @ A @ e_a @ ( t_a @ B @ C @ D ) ) )
      = ( ( ord_less_eq_a @ ( val_a @ ( t_a @ B @ C @ D ) ) @ A )
        & ( is_heap_a @ ( t_a @ B @ C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[111]) ).

thf(5,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( minus_1649712171iset_a @ A @ ( plus_plus_multiset_a @ B @ C ) )
      = ( minus_1649712171iset_a @ ( minus_1649712171iset_a @ A @ B ) @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_140_Multiset_Odiff__add) ).

thf(143,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( minus_1649712171iset_a @ A @ ( plus_plus_multiset_a @ B @ C ) )
      = ( minus_1649712171iset_a @ ( minus_1649712171iset_a @ A @ B ) @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(80,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ zero_zero_multiset_a )
        = ( plus_plus_multiset_a @ B @ C ) )
      = ( ( ( ( add_mset_a @ A @ zero_zero_multiset_a )
            = B )
          & ( C = zero_zero_multiset_a ) )
        | ( ( B = zero_zero_multiset_a )
          & ( ( add_mset_a @ A @ zero_zero_multiset_a )
            = C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_109_single__is__union) ).

thf(450,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ zero_zero_multiset_a )
        = ( plus_plus_multiset_a @ B @ C ) )
      = ( ( ( ( add_mset_a @ A @ zero_zero_multiset_a )
            = B )
          & ( C = zero_zero_multiset_a ) )
        | ( ( B = zero_zero_multiset_a )
          & ( ( add_mset_a @ A @ zero_zero_multiset_a )
            = C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[80]) ).

thf(105,axiom,
    ! [A: a,B: tree_a] :
      ( ( member_a @ A @ ( set_mset_a @ ( multiset_a2 @ B ) ) )
     => ( ( is_heap_a @ B )
       => ( ord_less_eq_a @ A @ ( val_a @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_36_heap__top__geq) ).

thf(556,plain,
    ! [A: a,B: tree_a] :
      ( ( member_a @ A @ ( set_mset_a @ ( multiset_a2 @ B ) ) )
     => ( ( is_heap_a @ B )
       => ( ord_less_eq_a @ A @ ( val_a @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[105]) ).

thf(99,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a,D: multiset_a] :
      ( ( ord_le1199012836iset_a @ A @ B )
     => ( ( ord_le1199012836iset_a @ C @ D )
       => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_94_add__mono) ).

thf(539,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a,D: multiset_a] :
      ( ( ord_le1199012836iset_a @ A @ B )
     => ( ( ord_le1199012836iset_a @ C @ D )
       => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[99]) ).

thf(57,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ord_le1199012836iset_a @ A @ B )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ C @ A ) @ ( plus_plus_multiset_a @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_93_add__left__mono) ).

thf(368,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ord_le1199012836iset_a @ A @ B )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ C @ A ) @ ( plus_plus_multiset_a @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[57]) ).

thf(31,axiom,
    ! [A: a,B: a > $o] :
      ( ( member_a @ A @ ( collect_a @ B ) )
      = ( B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_33_mem__Collect__eq) ).

thf(258,plain,
    ! [A: a,B: a > $o] :
      ( ( member_a @ A @ ( collect_a @ B ) )
      = ( B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).

thf(53,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a,D: multiset_a] :
      ( ( ( A = B )
        & ( ord_le1199012836iset_a @ C @ D ) )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_96_add__mono__thms__linordered__semiring_I2_J) ).

thf(351,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a,D: multiset_a] :
      ( ( ( A = B )
        & ( ord_le1199012836iset_a @ C @ D ) )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[53]) ).

thf(64,axiom,
    ! [A: a,B: a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ zero_zero_multiset_a )
        = ( add_mset_a @ B @ C ) )
      = ( ( B = A )
        & ( C = zero_zero_multiset_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_73_single__eq__add__mset) ).

thf(390,plain,
    ! [A: a,B: a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ zero_zero_multiset_a )
        = ( add_mset_a @ B @ C ) )
      = ( ( B = A )
        & ( C = zero_zero_multiset_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[64]) ).

thf(68,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = ( plus_plus_multiset_a @ A @ C ) )
     => ( B = C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_106_multi__union__self__other__eq) ).

thf(401,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( ( plus_plus_multiset_a @ A @ B )
        = ( plus_plus_multiset_a @ A @ C ) )
     => ( B = C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[68]) ).

thf(75,axiom,
    ! [A: set_a] :
      ( ( collect_a
        @ ^ [B: a] : ( member_a @ B @ A ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_34_Collect__mem__eq) ).

thf(433,plain,
    ! [A: set_a] :
      ( ( collect_a
        @ ^ [B: a] : ( member_a @ B @ A ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[75]) ).

thf(88,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( plus_plus_multiset_a @ ( add_mset_a @ A @ B ) @ C )
      = ( add_mset_a @ A @ ( plus_plus_multiset_a @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_91_union__mset__add__mset__left) ).

thf(478,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( plus_plus_multiset_a @ ( add_mset_a @ A @ B ) @ C )
      = ( add_mset_a @ A @ ( plus_plus_multiset_a @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[88]) ).

thf(98,axiom,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ A )
       => ( A = B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_42_antisym) ).

thf(536,plain,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ A )
       => ( A = B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[98]) ).

thf(123,axiom,
    is_heap_a @ ( heapIm970322378pify_a @ l ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_1_T_Ohyps_I1_J) ).

thf(620,plain,
    is_heap_a @ ( heapIm970322378pify_a @ l ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[123]) ).

thf(12,axiom,
    ( ( (=) @ a )
    = ( ^ [A: a,B: a] :
          ( ( ord_less_eq_a @ A @ B )
          & ( ord_less_eq_a @ B @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_49_order__class_Oorder_Oeq__iff) ).

thf(168,plain,
    ( ( (=) @ a )
    = ( ^ [A: a,B: a] :
          ( ( ord_less_eq_a @ A @ B )
          & ( ord_less_eq_a @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(6,axiom,
    ! [A: multiset_a] :
      ( ( minus_1649712171iset_a @ A @ A )
      = zero_zero_multiset_a ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_133_Multiset_Odiff__cancel) ).

thf(146,plain,
    ! [A: multiset_a] :
      ( ( minus_1649712171iset_a @ A @ A )
      = zero_zero_multiset_a ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(17,axiom,
    ( is_empty_a
    = ( ^ [A: multiset_a] : ( A = zero_zero_multiset_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_84_Multiset_Ois__empty__def) ).

thf(190,plain,
    ( is_empty_a
    = ( ^ [A: multiset_a] : ( A = zero_zero_multiset_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(72,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a,D: multiset_a] :
      ( ( ( ord_le1199012836iset_a @ A @ B )
        & ( C = D ) )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_97_add__mono__thms__linordered__semiring_I3_J) ).

thf(422,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a,D: multiset_a] :
      ( ( ( ord_le1199012836iset_a @ A @ B )
        & ( C = D ) )
     => ( ord_le1199012836iset_a @ ( plus_plus_multiset_a @ A @ C ) @ ( plus_plus_multiset_a @ B @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[72]) ).

thf(36,axiom,
    ! [A: multiset_a] :
      ( ( A != zero_zero_multiset_a )
     => ~ ! [B: a] :
            ~ ( member_a @ B @ ( set_mset_a @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_81_multiset__nonemptyE) ).

thf(273,plain,
    ! [A: multiset_a] :
      ( ( A != zero_zero_multiset_a )
     => ~ ! [B: a] :
            ~ ( member_a @ B @ ( set_mset_a @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).

thf(41,axiom,
    ! [A: multiset_a] :
      ( ( A != zero_zero_multiset_a )
     => ~ ! [B: a,C: multiset_a] :
            ( A
           != ( add_mset_a @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_76_multiset__cases) ).

thf(305,plain,
    ! [A: multiset_a] :
      ( ( A != zero_zero_multiset_a )
     => ~ ! [B: a,C: multiset_a] :
            ( A
           != ( add_mset_a @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[41]) ).

thf(1,conjecture,
    is_heap_a @ ( heapIm970322378pify_a @ ( t_a @ v @ l @ r ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',conj_0) ).

thf(2,negated_conjecture,
    ~ ( is_heap_a @ ( heapIm970322378pify_a @ ( t_a @ v @ l @ r ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(136,plain,
    ~ ( is_heap_a @ ( heapIm970322378pify_a @ ( t_a @ v @ l @ r ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(55,axiom,
    ! [A: a > a > $o,B: a,C: a] :
      ( ! [D: a,E: a] :
          ( ( ord_less_eq_a @ D @ E )
         => ( A @ D @ E ) )
     => ( ! [D: a,E: a] :
            ( ( A @ E @ D )
           => ( A @ D @ E ) )
       => ( A @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_55_linorder__wlog) ).

thf(358,plain,
    ! [A: a > a > $o,B: a,C: a] :
      ( ! [D: a,E: a] :
          ( ( ord_less_eq_a @ D @ E )
         => ( A @ D @ E ) )
     => ( ! [D: a,E: a] :
            ( ( A @ E @ D )
           => ( A @ D @ E ) )
       => ( A @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[55]) ).

thf(19,axiom,
    ! [A: a,B: a,C: multiset_a] :
      ( ( add_mset_a @ A @ ( add_mset_a @ B @ C ) )
      = ( add_mset_a @ B @ ( add_mset_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_66_add__mset__commute) ).

thf(195,plain,
    ! [A: a,B: a,C: multiset_a] :
      ( ( add_mset_a @ A @ ( add_mset_a @ B @ C ) )
      = ( add_mset_a @ B @ ( add_mset_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(86,axiom,
    ( in_tree_a
    = ( ^ [A: a,B: tree_a] : ( in_tree_a @ A @ ( heapIm1091024090Down_a @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_15_siftDown__in__tree__set) ).

thf(474,plain,
    ( in_tree_a
    = ( ^ [A: a,B: tree_a] : ( in_tree_a @ A @ ( heapIm1091024090Down_a @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[86]) ).

thf(132,axiom,
    ! [A: a,B: tree_a,C: tree_a,D: a] :
      ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ D )
       => ( ( heapIm1091024090Down_a @ ( t_a @ D @ ( t_a @ A @ B @ C ) @ e_a ) )
          = ( t_a @ D @ ( t_a @ A @ B @ C ) @ e_a ) ) )
      & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ D )
       => ( ( heapIm1091024090Down_a @ ( t_a @ D @ ( t_a @ A @ B @ C ) @ e_a ) )
          = ( t_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1091024090Down_a @ ( t_a @ D @ ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) ) ) ) @ e_a ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_23_siftDown_Osimps_I3_J) ).

thf(664,plain,
    ! [A: a,B: tree_a,C: tree_a,D: a] :
      ( ( ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ D )
       => ( ( heapIm1091024090Down_a @ ( t_a @ D @ ( t_a @ A @ B @ C ) @ e_a ) )
          = ( t_a @ D @ ( t_a @ A @ B @ C ) @ e_a ) ) )
      & ( ~ ( ord_less_eq_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ D )
       => ( ( heapIm1091024090Down_a @ ( t_a @ D @ ( t_a @ A @ B @ C ) @ e_a ) )
          = ( t_a @ ( val_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1091024090Down_a @ ( t_a @ D @ ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) ) @ ( heapIm1257206334ight_a @ ( t_a @ A @ B @ C ) ) ) ) @ e_a ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[132]) ).

thf(96,axiom,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
      | ( ord_less_eq_a @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_43_linear) ).

thf(532,plain,
    ! [A: a,B: a] :
      ( ( ord_less_eq_a @ A @ B )
      | ( ord_less_eq_a @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[96]) ).

thf(70,axiom,
    ! [A: multiset_a,B: a] :
      ( ( nO_MAT1617603563iset_a @ zero_zero_multiset_a @ A )
     => ( ( add_mset_a @ B @ A )
        = ( plus_plus_multiset_a @ ( add_mset_a @ B @ zero_zero_multiset_a ) @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_124_add__mset__replicate__mset__safe) ).

thf(415,plain,
    ! [A: multiset_a,B: a] :
      ( ( nO_MAT1617603563iset_a @ zero_zero_multiset_a @ A )
     => ( ( add_mset_a @ B @ A )
        = ( plus_plus_multiset_a @ ( add_mset_a @ B @ zero_zero_multiset_a ) @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[70]) ).

thf(66,axiom,
    ! [A: a,B: multiset_a,C: multiset_multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ ( fold_m382157835iset_a @ plus_plus_multiset_a @ B @ C ) ) )
      = ( ( member_a @ A @ ( set_mset_a @ B ) )
        | ? [D: multiset_a] :
            ( ( member_multiset_a @ D @ ( set_mset_multiset_a @ C ) )
            & ( member_a @ A @ ( set_mset_a @ D ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_122_in__mset__fold__plus__iff) ).

thf(395,plain,
    ! [A: a,B: multiset_a,C: multiset_multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ ( fold_m382157835iset_a @ plus_plus_multiset_a @ B @ C ) ) )
      = ( ( member_a @ A @ ( set_mset_a @ B ) )
        | ? [D: multiset_a] :
            ( ( member_multiset_a @ D @ ( set_mset_multiset_a @ C ) )
            & ( member_a @ A @ ( set_mset_a @ D ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[66]) ).

thf(83,axiom,
    ! [A: a,B: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ~ ! [C: multiset_a] :
            ( B
           != ( add_mset_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_61_mset__add) ).

thf(464,plain,
    ! [A: a,B: multiset_a] :
      ( ( member_a @ A @ ( set_mset_a @ B ) )
     => ~ ! [C: multiset_a] :
            ( B
           != ( add_mset_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[83]) ).

thf(95,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ~ ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( minus_1649712171iset_a @ ( add_mset_a @ A @ C ) @ B )
        = ( add_mset_a @ A @ ( minus_1649712171iset_a @ C @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_128_diff__add__mset__swap) ).

thf(528,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ~ ( member_a @ A @ ( set_mset_a @ B ) )
     => ( ( minus_1649712171iset_a @ ( add_mset_a @ A @ C ) @ B )
        = ( add_mset_a @ A @ ( minus_1649712171iset_a @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[95]) ).

thf(37,axiom,
    ! [A: a,B: a,C: a > a,D: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ ( C @ B ) @ D )
       => ( ! [E: a,F: a] :
              ( ( ord_less_eq_a @ E @ F )
             => ( ord_less_eq_a @ ( C @ E ) @ ( C @ F ) ) )
         => ( ord_less_eq_a @ ( C @ A ) @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_38_order__subst2) ).

thf(277,plain,
    ! [A: a,B: a,C: a > a,D: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ ( C @ B ) @ D )
       => ( ! [E: a,F: a] :
              ( ( ord_less_eq_a @ E @ F )
             => ( ord_less_eq_a @ ( C @ E ) @ ( C @ F ) ) )
         => ( ord_less_eq_a @ ( C @ A ) @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[37]) ).

thf(78,axiom,
    ! [A: a,B: a,C: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ C )
       => ( ord_less_eq_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_53_order__trans) ).

thf(442,plain,
    ! [A: a,B: a,C: a] :
      ( ( ord_less_eq_a @ A @ B )
     => ( ( ord_less_eq_a @ B @ C )
       => ( ord_less_eq_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[78]) ).

thf(118,axiom,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ~ ! [B: a,C: tree_a,D: tree_a] :
            ( A
           != ( t_a @ B @ C @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_17_Tree_Oexhaust) ).

thf(607,plain,
    ! [A: tree_a] :
      ( ( A != e_a )
     => ~ ! [B: a,C: tree_a,D: tree_a] :
            ( A
           != ( t_a @ B @ C @ D ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[118]) ).

thf(10,axiom,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( plus_plus_multiset_a @ A @ ( plus_plus_multiset_a @ B @ C ) )
      = ( plus_plus_multiset_a @ B @ ( plus_plus_multiset_a @ A @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_102_union__lcomm) ).

thf(163,plain,
    ! [A: multiset_a,B: multiset_a,C: multiset_a] :
      ( ( plus_plus_multiset_a @ A @ ( plus_plus_multiset_a @ B @ C ) )
      = ( plus_plus_multiset_a @ B @ ( plus_plus_multiset_a @ A @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(21,axiom,
    ! [A: multiset_a > $o,B: multiset_a] :
      ( ( A @ zero_zero_multiset_a )
     => ( ! [C: a,D: multiset_a] :
            ( ( A @ D )
           => ( ! [E: a] :
                  ( ( member_a @ E @ ( set_mset_a @ D ) )
                 => ( ord_less_eq_a @ E @ C ) )
             => ( A @ ( add_mset_a @ C @ D ) ) ) )
       => ( A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_71_multiset__induct__max) ).

thf(200,plain,
    ! [A: multiset_a > $o,B: multiset_a] :
      ( ( A @ zero_zero_multiset_a )
     => ( ! [C: a,D: multiset_a] :
            ( ( A @ D )
           => ( ! [E: a] :
                  ( ( member_a @ E @ ( set_mset_a @ D ) )
                 => ( ord_less_eq_a @ E @ C ) )
             => ( A @ ( add_mset_a @ C @ D ) ) ) )
       => ( A @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(42,axiom,
    ! [A: multiset_a] :
      ( ( A != zero_zero_multiset_a )
     => ? [B: multiset_a,C: a] :
          ( A
          = ( add_mset_a @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_80_multi__nonempty__split) ).

thf(309,plain,
    ! [A: multiset_a] :
      ( ( A != zero_zero_multiset_a )
     => ? [B: multiset_a,C: a] :
          ( A
          = ( add_mset_a @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[42]) ).

thf(107,axiom,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) )
      = B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_6_left_Osimps) ).

thf(560,plain,
    ! [A: a,B: tree_a,C: tree_a] :
      ( ( heapIm1140443833left_a @ ( t_a @ A @ B @ C ) )
      = B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[107]) ).

thf(127,axiom,
    ! [A: a] :
      ( ( heapIm1091024090Down_a @ ( t_a @ A @ e_a @ e_a ) )
      = ( t_a @ A @ e_a @ e_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_12_siftDown_Osimps_I2_J) ).

thf(639,plain,
    ! [A: a] :
      ( ( heapIm1091024090Down_a @ ( t_a @ A @ e_a @ e_a ) )
      = ( t_a @ A @ e_a @ e_a ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[127]) ).

thf(27,axiom,
    ! [A: a,B: a,C: a] :
      ( ( ( ord_less_eq_a @ A @ B )
       => ~ ( ord_less_eq_a @ B @ C ) )
     => ( ( ( ord_less_eq_a @ B @ A )
         => ~ ( ord_less_eq_a @ A @ C ) )
       => ( ( ( ord_less_eq_a @ A @ C )
           => ~ ( ord_less_eq_a @ C @ B ) )
         => ( ( ( ord_less_eq_a @ C @ B )
             => ~ ( ord_less_eq_a @ B @ A ) )
           => ( ( ( ord_less_eq_a @ B @ C )
               => ~ ( ord_less_eq_a @ C @ A ) )
             => ~ ( ( ord_less_eq_a @ C @ A )
                 => ~ ( ord_less_eq_a @ A @ B ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_47_le__cases3) ).

thf(232,plain,
    ! [A: a,B: a,C: a] :
      ( ( ( ord_less_eq_a @ A @ B )
       => ~ ( ord_less_eq_a @ B @ C ) )
     => ( ( ( ord_less_eq_a @ B @ A )
         => ~ ( ord_less_eq_a @ A @ C ) )
       => ( ( ( ord_less_eq_a @ A @ C )
           => ~ ( ord_less_eq_a @ C @ B ) )
         => ( ( ( ord_less_eq_a @ C @ B )
             => ~ ( ord_less_eq_a @ B @ A ) )
           => ( ( ( ord_less_eq_a @ B @ C )
               => ~ ( ord_less_eq_a @ C @ A ) )
             => ~ ( ( ord_less_eq_a @ C @ A )
                 => ~ ( ord_less_eq_a @ A @ B ) ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(30,axiom,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = C )
     => ( member_a @ A @ ( set_mset_a @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_64_union__single__eq__member) ).

thf(254,plain,
    ! [A: a,B: multiset_a,C: multiset_a] :
      ( ( ( add_mset_a @ A @ B )
        = C )
     => ( member_a @ A @ ( set_mset_a @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(25,axiom,
    ( plus_plus_multiset_a
    = ( ^ [A: multiset_a,B: multiset_a] : ( plus_plus_multiset_a @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_103_union__commute) ).

thf(227,plain,
    ( plus_plus_multiset_a
    = ( ^ [A: multiset_a,B: multiset_a] : ( plus_plus_multiset_a @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(699,plain,
    $false,
    inference(e,[status(thm)],[645,365,333,468,481,170,582,217,247,384,550,500,320,436,184,619,542,325,152,316,261,376,348,574,634,221,453,312,380,439,534,302,160,192,137,625,522,224,229,566,519,615,593,476,642,590,547,328,471,393,569,371,398,558,662,166,264,149,577,545,445,611,181,672,187,406,419,616,271,387,140,621,251,198,330,462,345,552,563,299,267,431,675,426,374,648,516,355,525,580,690,282,336,571,143,450,556,539,368,258,351,390,401,433,478,536,620,168,146,190,422,273,305,136,358,195,474,664,532,415,395,464,528,277,442,607,163,200,309,560,639,232,254,227]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : ITP069^1 : TPTP v9.3.1. Released v7.5.0.
% 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
% 0.09/0.20  % Computer : n018.cluster.edu
% 0.09/0.20  % Model    : x86_64 x86_64
% 0.09/0.20  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.20  % Memory   : 8046.5625MB
% 0.09/0.20  % OS       : Linux 6.8.0-71-generic
% 0.09/0.20  % CPULimit : 300
% 0.09/0.20  % WCLimit  : 300
% 0.09/0.20  % DateTime : Tue Sep 29 19:48:41 UTC 2026
% 0.09/0.20  % CPUTime  : 
% 0.09/0.20  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
% 0.87/0.78  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 2.02/1.15  % [INFO] 	 Parsing done (368ms). 
% 2.02/1.17  % [INFO] 	 Running in sequential loop mode. 
% 2.88/1.56  % [INFO] 	 eprover registered as external prover. 
% 2.88/1.57  % [INFO] 	 Scanning for conjecture ... 
% 3.27/1.70  % [INFO] 	 Found a conjecture (or negated_conjecture) and 142 axioms. Running axiom selection ... 
% 3.46/1.83  % [INFO] 	 Axiom selection finished. Selected 133 axioms (removed 9 axioms). 
% 4.04/2.08  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 4.04/2.10  % [INFO] 	 Type checking passed. 
% 4.04/2.11  % [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 ... 
% 10.77/3.99  % External prover 'e' found a proof!
% 10.77/3.99  % [INFO] 	 Killing All external provers ... 
% 10.77/4.00  % Time passed: 3655ms (effective reasoning time: 2821ms)
% 10.77/4.00  % 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)>
% 10.77/4.00  % Axioms used in derivation (133): fact_74_add__mset__eq__single, fact_139_diff__union__cancelL, fact_66_add__mset__commute, fact_119_subset__mset_Osum__mset__0__iff, fact_69_GreatestI2__order, fact_78_multiset__induct2, fact_122_in__mset__fold__plus__iff, fact_81_multiset__nonemptyE, fact_101_union__assoc, fact_140_Multiset_Odiff__add, fact_61_mset__add, fact_6_left_Osimps, fact_60_multi__self__add__other__not__self, fact_100_union__iff, fact_75_single__eq__single, fact_33_mem__Collect__eq, fact_97_add__mono__thms__linordered__semiring_I3_J, fact_39_ord__eq__le__subst, fact_84_Multiset_Ois__empty__def, fact_58_dual__order_Oantisym, fact_23_siftDown_Osimps_I3_J, fact_7_right_Osimps, fact_129_diff__union__swap2, fact_133_Multiset_Odiff__cancel, fact_98_empty__neutral_I2_J, fact_132_add__mset__diff__bothsides, fact_124_add__mset__replicate__mset__safe, fact_0_T_Ohyps_I2_J, fact_18_Tree_Oinduct, fact_9_heapify_Osimps_I1_J, fact_80_multi__nonempty__split, fact_71_multiset__induct__max, fact_138_diff__union__cancelR, fact_87_subset__mset_Oadd__eq__0__iff__both__eq__0, fact_31_is__heap_Osimps_I4_J, fact_13_in__tree_Osimps_I1_J, fact_102_union__lcomm, fact_12_siftDown_Osimps_I2_J, fact_25_siftDown_Osimps_I5_J, fact_43_linear, fact_137_diff__union__swap, fact_141_diff__single__trivial, fact_111_multi__member__this, fact_40_ord__le__eq__subst, fact_90_union__mset__add__mset__right, fact_86_subset__mset_Ozero__eq__add__iff__both__eq__0, fact_107_add__mset__add__single, fact_76_multiset__cases, fact_125_insert__DiffM2, fact_93_add__left__mono, fact_21_siftDown__in__tree, fact_72_add__mset__eq__singleton__iff, fact_77_multiset__induct, fact_14_siftDown_Osimps_I1_J, fact_34_Collect__mem__eq, fact_57_dual__order_Oeq__iff, fact_46_order_Otrans, fact_92_add__right__mono, fact_5_Tree_Oinject, fact_131_in__diffD, fact_4_siftDown__heap__is__heap, fact_127_add__mset__remove__trivial, fact_36_heap__top__geq, fact_134_diff__empty, fact_91_union__mset__add__mset__left, fact_1_T_Ohyps_I1_J, fact_103_union__commute, fact_123_union__fold__mset__add__mset, fact_20_is__heap_Osimps_I1_J, fact_135_union__single__eq__diff, fact_106_multi__union__self__other__eq, fact_128_diff__add__mset__swap, fact_48_antisym__conv, fact_28_is__heap_Osimps_I5_J, fact_108_union__is__single, fact_96_add__mono__thms__linordered__semiring_I2_J, fact_109_single__is__union, fact_10_siftDown_Ocases, fact_67_add__eq__conv__ex, fact_15_siftDown__in__tree__set, fact_42_antisym, fact_79_empty__not__add__mset, fact_29_is__heap__max, fact_30_val_Osimps, fact_52_order__class_Oorder_Oantisym, fact_49_order__class_Oorder_Oeq__iff, fact_99_empty__neutral_I1_J, fact_83_multiset_Osimps_I1_J, fact_95_add__mono__thms__linordered__semiring_I1_J, fact_126_diff__diff__add__mset, fact_32_is__heap_Osimps_I3_J, fact_11_in__tree_Osimps_I2_J, fact_85_multiset_Osimps_I2_J, fact_53_order__trans, fact_22_siftDown_Osimps_I4_J, fact_55_linorder__wlog, fact_130_insert__DiffM, fact_27_is__heap_Osimps_I6_J, fact_8_is__heap_Osimps_I2_J, fact_94_add__mono, fact_70_multiset__induct__min, fact_82_multi__member__last, fact_26_siftDown__Node, fact_24_siftDown_Osimps_I6_J, fact_35_order__refl, fact_50_ord__eq__le__trans, fact_68_Greatest__equality, fact_44_eq__refl, fact_3_heapify_Osimps_I2_J, fact_65_heap__top__max, fact_64_union__single__eq__member, fact_63_insert__noteq__member, fact_19_Tree_Odistinct_I1_J, fact_59_add__mset__add__mset__same__iff, fact_41_eq__iff, fact_54_dual__order_Orefl, fact_73_single__eq__add__mset, fact_105_union__right__cancel, fact_17_Tree_Oexhaust, fact_2__092_060open_062_092_060lbrakk_062is__heap_A_Iheapify_Al_J_059_Ais__heap_A_Iheapify_Ar_J_059_AT_Av_A_Iheapify_Al_J_A_Iheapify_Ar_J_A_061_AT_Av_A_Iheapify_Al_J_A_Iheapify_Ar_J_092_060rbrakk_062_A_092_060Longrightarrow_062_Ais__heap_A_IsiftDown_A_IT_Av_A_Iheapify_Al_J_A_Iheapify_Ar_J_J_J_092_060close_062, fact_104_union__left__cancel, fact_37_order__subst1, fact_136_add__eq__conv__diff, fact_56_dual__order_Otrans, fact_89_empty__eq__union, fact_16_is__heap_Ocases, fact_47_le__cases3, fact_51_ord__le__eq__trans, fact_62_multi__member__split, fact_88_union__eq__empty, fact_38_order__subst2, fact_45_le__cases, fact_110_multi__member__skip
% 10.77/4.00  % No. of inferences in proof: 270
% 10.77/4.00  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 3655 ms resp. 2821 ms w/o parsing
% 11.85/4.17  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 11.85/4.18  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------