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

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : SWW538_5 : TPTP v9.3.1. Released v6.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39

% Computer : n005.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 : Sun Sep 27 09:10:46 AM UTC 2026

% Result   : Theorem 9.01s 3.20s
% Output   : Refutation 9.01s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :  124
% Syntax   : Number of formulae    :  250 ( 144 unt;   0 typ;   0 def)
%            Number of atoms       :  530 ( 329 equ;   0 cnn)
%            Maximal formula atoms :   10 (   2 avg)
%            Number of connectives : 2529 (  48   ~;   8   |;  53   &;2259   @)
%                                         (  19 <=>; 142  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   5 avg)
%            Number of types       :    5 (   4 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   45 (  43 usr;   7 con; 0-5 aty)
%            Number of variables   :  583 (   0   ^; 579   !;   4   ?; 583   :)

% Comments : 
%------------------------------------------------------------------------------
thf(a_type,type,
    a: $tType ).

thf(bool_type,type,
    bool: $tType ).

thf(int_type,type,
    int: $tType ).

thf(nat_type,type,
    nat: $tType ).

thf(one_decl,type,
    one: 
      !>[TA: $tType] : $o ).

thf(zero_decl,type,
    zero: 
      !>[TA: $tType] : $o ).

thf(semiring_1_decl,type,
    semiring_1: 
      !>[TA: $tType] : $o ).

thf(monoid_add_decl,type,
    monoid_add: 
      !>[TA: $tType] : $o ).

thf(semiring_char_0_decl,type,
    semiring_char_0: 
      !>[TA: $tType] : $o ).

thf(comm_semiring_1_decl,type,
    comm_semiring_1: 
      !>[TA: $tType] : $o ).

thf(comm_monoid_add_decl,type,
    comm_monoid_add: 
      !>[TA: $tType] : $o ).

thf(ab_semigroup_add_decl,type,
    ab_semigroup_add: 
      !>[TA: $tType] : $o ).

thf(cancel_semigroup_add_decl,type,
    cancel_semigroup_add: 
      !>[TA: $tType] : $o ).

thf(cancel146912293up_add_decl,type,
    cancel146912293up_add: 
      !>[TA: $tType] : $o ).

thf(linord219039673up_add_decl,type,
    linord219039673up_add: 
      !>[TA: $tType] : $o ).

thf(semiri456707255roduct_decl,type,
    semiri456707255roduct: 
      !>[TA: $tType] : $o ).

thf(one_one_decl,type,
    one_one: 
      !>[TA: $tType] : TA ).

thf(plus_plus_decl,type,
    plus_plus: 
      !>[TA: $tType] : ( TA > TA > TA ) ).

thf(zero_zero_decl,type,
    zero_zero: 
      !>[TA: $tType] : TA ).

thf(huffma675207370phabet_decl,type,
    huffma675207370phabet: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > ( bool @ ( TA @ fun ) ) ) ).

thf(huffma854194513Weight_decl,type,
    huffma854194513Weight: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > nat ) ).

thf(huffma1518433673istent_decl,type,
    huffma1518433673istent: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > $o ) ).

thf(huffma1134658180e_cost_decl,type,
    huffma1134658180e_cost: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > nat ) ).

thf(huffma410068972_depth_decl,type,
    huffma410068972_depth: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > TA > nat ) ).

thf(huffma1352802255e_freq_decl,type,
    huffma1352802255e_freq: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > TA > nat ) ).

thf(huffma945805758height_decl,type,
    huffma945805758height: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > nat ) ).

thf(huffma1146269203erNode_decl,type,
    huffma1146269203erNode: 
      !>[TA: $tType] : ( nat > ( TA @ huffma1450048681e_tree ) > ( TA @ huffma1450048681e_tree ) > ( TA @ huffma1450048681e_tree ) ) ).

thf(huffma2021818691e_Leaf_decl,type,
    huffma2021818691e_Leaf: 
      !>[TA: $tType] : ( nat > TA > ( TA @ huffma1450048681e_tree ) ) ).

thf(huffma107959123e_case_decl,type,
    huffma107959123e_case: 
      !>[TA: $tType,TB: $tType] : ( ( TA @ ( TB @ fun ) @ ( nat @ fun ) ) > ( TA @ ( TB @ huffma1450048681e_tree @ fun ) @ ( TB @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ) ) > ( TB @ huffma1450048681e_tree ) > TA ) ).

thf(huffma1280178957ee_rec_decl,type,
    huffma1280178957ee_rec: 
      !>[TA: $tType,TB: $tType] : ( ( TA @ ( TB @ fun ) @ ( nat @ fun ) ) > ( TA @ ( TA @ fun ) @ ( TA @ fun ) @ ( TB @ huffma1450048681e_tree @ fun ) @ ( TB @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ) ) > ( TB @ huffma1450048681e_tree ) > TA ) ).

thf(huffma1926487300e_size_decl,type,
    huffma1926487300e_size: 
      !>[TA: $tType] : ( ( nat @ ( TA @ fun ) ) > ( TA @ huffma1450048681e_tree ) > nat ) ).

thf(huffma921447403eTrees_decl,type,
    huffma921447403eTrees: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > ( TA @ huffma1450048681e_tree ) > ( TA @ huffma1450048681e_tree ) ) ).

thf(huffma83463279weight_decl,type,
    huffma83463279weight: 
      !>[TA: $tType] : ( ( TA @ huffma1450048681e_tree ) > nat ) ).

thf(if_decl,type,
    if: 
      !>[TA: $tType] : ( bool > TA > TA > TA ) ).

thf(suc_decl,type,
    suc: nat > nat ).

thf(nat_size_decl,type,
    nat_size: nat > nat ).

thf(semiring_1_of_nat_decl,type,
    semiring_1_of_nat: 
      !>[TA: $tType] : ( nat > TA ) ).

thf(size_size_decl,type,
    size_size: 
      !>[TA: $tType] : ( TA > nat ) ).

thf(aa_decl,type,
    aa: 
      !>[TA: $tType,TB: $tType] : ( ( TA @ ( TB @ fun ) ) > TB > TA ) ).

thf(fFalse_decl,type,
    fFalse: bool ).

thf(fTrue_decl,type,
    fTrue: bool ).

thf(member_decl,type,
    member: 
      !>[TA: $tType] : ( TA > ( bool @ ( TA @ fun ) ) > $o ) ).

thf(pp_decl,type,
    pp: bool > $o ).

thf(t_1_decl,type,
    t_1: a @ huffma1450048681e_tree ).

thf(t_2_decl,type,
    t_2: a @ huffma1450048681e_tree ).

thf(74,axiom,
    ! [TA: $tType] :
      ( ( TA @ cancel_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
            = ( A @ ( C @ ( TA @ plus_plus ) ) ) )
         => ( B = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_15_add__left__imp__eq) ).

thf(404,plain,
    ! [TA: $tType] :
      ( ( TA @ cancel_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
            = ( A @ ( C @ ( TA @ plus_plus ) ) ) )
         => ( B = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[74]) ).

thf(124,axiom,
    ! [A: nat] :
      ( ( nat @ zero_zero )
     != ( A @ suc ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_80_Zero__not__Suc) ).

thf(575,plain,
    ! [A: nat] :
      ( ( nat @ zero_zero )
     != ( A @ suc ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[124]) ).

thf(63,axiom,
    ! [A: nat] :
      ( ( ( A @ ( int @ semiring_1_of_nat ) )
        = ( int @ zero_zero ) )
    <=> ( A
        = ( nat @ zero_zero ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_66_int__eq__0__conv) ).

thf(365,plain,
    ! [A: nat] :
      ( ( ( A
          = ( nat @ zero_zero ) )
       => ( ( A @ ( int @ semiring_1_of_nat ) )
          = ( int @ zero_zero ) ) )
      & ( ( ( A @ ( int @ semiring_1_of_nat ) )
          = ( int @ zero_zero ) )
       => ( A
          = ( nat @ zero_zero ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[63]) ).

thf(104,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree] :
      ( ( ( A @ ( TA @ huffma945805758height ) )
        = ( nat @ zero_zero ) )
     => ( ( A @ ( TA @ huffma854194513Weight ) )
        = ( A @ ( TA @ huffma83463279weight ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_61_height__0__imp__cachedWeight__eq__weight) ).

thf(518,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree] :
      ( ( ( A @ ( TA @ huffma945805758height ) )
        = ( nat @ zero_zero ) )
     => ( ( A @ ( TA @ huffma854194513Weight ) )
        = ( A @ ( TA @ huffma83463279weight ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[104]) ).

thf(92,axiom,
    ! [A: nat,B: nat] :
      ( ( ( nat @ zero_zero @ suc )
        = ( A @ ( B @ ( nat @ plus_plus ) ) ) )
    <=> ( ( ( A
            = ( nat @ zero_zero @ suc ) )
          & ( B
            = ( nat @ zero_zero ) ) )
        | ( ( A
            = ( nat @ zero_zero ) )
          & ( B
            = ( nat @ zero_zero @ suc ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_87_one__is__add) ).

thf(468,plain,
    ! [A: nat,B: nat] :
      ( ( ( ( ( A
              = ( nat @ zero_zero @ suc ) )
            & ( B
              = ( nat @ zero_zero ) ) )
          | ( ( A
              = ( nat @ zero_zero ) )
            & ( B
              = ( nat @ zero_zero @ suc ) ) ) )
       => ( ( nat @ zero_zero @ suc )
          = ( A @ ( B @ ( nat @ plus_plus ) ) ) ) )
      & ( ( ( nat @ zero_zero @ suc )
          = ( A @ ( B @ ( nat @ plus_plus ) ) ) )
       => ( ( ( A
              = ( nat @ zero_zero @ suc ) )
            & ( B
              = ( nat @ zero_zero ) ) )
          | ( ( A
              = ( nat @ zero_zero ) )
            & ( B
              = ( nat @ zero_zero @ suc ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[92]) ).

thf(60,axiom,
    nat @ semiring_1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Rings_Osemiring__1) ).

thf(352,plain,
    nat @ semiring_1,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[60]) ).

thf(26,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma854194513Weight ) )
      = C ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_23_cachedWeight_Osimps_I2_J) ).

thf(217,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma854194513Weight ) )
      = C ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(37,axiom,
    int @ semiring_char_0,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Nat_Osemiring__char__0) ).

thf(247,plain,
    int @ semiring_char_0,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[37]) ).

thf(66,axiom,
    ! [A: nat,B: nat,C: nat] :
      ( ( ( B @ ( C @ ( nat @ plus_plus ) ) )
        = ( B @ ( A @ ( nat @ plus_plus ) ) ) )
    <=> ( C = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_1_nat__add__right__cancel) ).

thf(379,plain,
    ! [A: nat,B: nat,C: nat] :
      ( ( ( C = A )
       => ( ( B @ ( C @ ( nat @ plus_plus ) ) )
          = ( B @ ( A @ ( nat @ plus_plus ) ) ) ) )
      & ( ( ( B @ ( C @ ( nat @ plus_plus ) ) )
          = ( B @ ( A @ ( nat @ plus_plus ) ) ) )
       => ( C = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[66]) ).

thf(82,axiom,
    nat @ cancel_semigroup_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Groups_Ocancel__semigroup__add) ).

thf(440,plain,
    nat @ cancel_semigroup_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[82]) ).

thf(42,axiom,
    ( ( nat @ zero_zero @ ( int @ semiring_1_of_nat ) )
    = ( int @ zero_zero ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_65_int__0) ).

thf(269,plain,
    ( ( nat @ zero_zero @ ( int @ semiring_1_of_nat ) )
    = ( int @ zero_zero ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[42]) ).

thf(98,axiom,
    ! [TA: $tType] :
      ( ( TA @ monoid_add )
     => ! [A: TA] :
          ( ( TA @ zero_zero @ ( A @ ( TA @ plus_plus ) ) )
          = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_51_add__0__right) ).

thf(500,plain,
    ! [TA: $tType] :
      ( ( TA @ monoid_add )
     => ! [A: TA] :
          ( ( TA @ zero_zero @ ( A @ ( TA @ plus_plus ) ) )
          = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[98]) ).

thf(109,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( TA @ plus_plus ) ) )
          = ( A @ ( C @ ( TA @ plus_plus ) ) @ ( B @ ( TA @ plus_plus ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_9_comm__semiring__1__class_Onormalizing__semiring__rules_I22_J) ).

thf(538,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( TA @ plus_plus ) ) )
          = ( A @ ( C @ ( TA @ plus_plus ) ) @ ( B @ ( TA @ plus_plus ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[109]) ).

thf(121,axiom,
    ! [TA: $tType,A: TA,B: TA,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma410068972_depth ) ) )
      = ( nat @ zero_zero ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_60_depth_Osimps_I1_J) ).

thf(570,plain,
    ! [TA: $tType,A: TA,B: TA,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma410068972_depth ) ) )
      = ( nat @ zero_zero ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[121]) ).

thf(58,axiom,
    ! [A: nat] :
      ( ( A
       != ( nat @ zero_zero ) )
     => ~ ! [B: nat] :
            ( A
           != ( B @ suc ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_93_nat_Oexhaust) ).

thf(344,plain,
    ! [A: nat] :
      ( ( A
       != ( nat @ zero_zero ) )
     => ~ ! [B: nat] :
            ( A
           != ( B @ suc ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[58]) ).

thf(17,axiom,
    int @ comm_semiring_1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Rings_Ocomm__semiring__1) ).

thf(196,plain,
    int @ comm_semiring_1,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(78,axiom,
    ! [TA: $tType] :
      ( ( TA @ linord219039673up_add )
     => ! [A: TA] :
          ( ( ( A @ ( A @ ( TA @ plus_plus ) ) )
            = ( TA @ zero_zero ) )
        <=> ( A
            = ( TA @ zero_zero ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_40_double__eq__0__iff) ).

thf(416,plain,
    ! [TA: $tType] :
      ( ( TA @ linord219039673up_add )
     => ! [A: TA] :
          ( ( ( A
              = ( TA @ zero_zero ) )
           => ( ( A @ ( A @ ( TA @ plus_plus ) ) )
              = ( TA @ zero_zero ) ) )
          & ( ( ( A @ ( A @ ( TA @ plus_plus ) ) )
              = ( TA @ zero_zero ) )
           => ( A
              = ( TA @ zero_zero ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[78]) ).

thf(8,axiom,
    ! [TA: $tType,A: TA,B: nat,C: TA @ huffma1450048681e_tree,D: TA @ huffma1450048681e_tree,E: nat] :
      ( ( C @ ( D @ ( E @ ( TA @ huffma1146269203erNode ) ) ) )
     != ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_27_tree_Osimps_I4_J) ).

thf(152,plain,
    ! [TA: $tType,A: TA,B: nat,C: TA @ huffma1450048681e_tree,D: TA @ huffma1450048681e_tree,E: nat] :
      ( ( C @ ( D @ ( E @ ( TA @ huffma1146269203erNode ) ) ) )
     != ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(33,axiom,
    ! [TA: $tType,A: TA,B: TA] :
      ( ( A @ ( B @ ( fFalse @ ( TA @ if ) ) ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',help_If_2_1_T) ).

thf(228,plain,
    ! [TA: $tType,A: TA,B: TA] :
      ( ( A @ ( B @ ( fFalse @ ( TA @ if ) ) ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).

thf(54,axiom,
    ! [TA: $tType] :
      ( ( TA @ cancel_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
            = ( A @ ( C @ ( TA @ plus_plus ) ) ) )
        <=> ( B = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_2_add__left__cancel) ).

thf(316,plain,
    ! [TA: $tType] :
      ( ( TA @ cancel_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B = A )
           => ( ( B @ ( C @ ( TA @ plus_plus ) ) )
              = ( A @ ( C @ ( TA @ plus_plus ) ) ) ) )
          & ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
              = ( A @ ( C @ ( TA @ plus_plus ) ) ) )
           => ( B = A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[54]) ).

thf(65,axiom,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1450048681e_tree @ size_size ) )
      = ( nat @ zero_zero ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_59_tree_Osize_I3_J) ).

thf(376,plain,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1450048681e_tree @ size_size ) )
      = ( nat @ zero_zero ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[65]) ).

thf(23,axiom,
    int @ cancel146912293up_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Groups_Ocancel__ab__semigroup__add) ).

thf(211,plain,
    int @ cancel146912293up_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(93,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA] :
      ( ~ ( A @ ( TA @ huffma675207370phabet ) @ ( B @ ( TA @ member ) ) )
     => ( ( B @ ( A @ ( TA @ huffma1352802255e_freq ) ) )
        = ( nat @ zero_zero ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_88_notin__alphabet__imp__freq__0) ).

thf(485,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA] :
      ( ~ ( A @ ( TA @ huffma675207370phabet ) @ ( B @ ( TA @ member ) ) )
     => ( ( B @ ( A @ ( TA @ huffma1352802255e_freq ) ) )
        = ( nat @ zero_zero ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[93]) ).

thf(61,axiom,
    ! [A: nat,B: nat,C: nat] :
      ( ( ( B @ ( C @ ( nat @ plus_plus ) ) )
        = ( A @ ( C @ ( nat @ plus_plus ) ) ) )
    <=> ( B = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_0_nat__add__left__cancel) ).

thf(353,plain,
    ! [A: nat,B: nat,C: nat] :
      ( ( ( B = A )
       => ( ( B @ ( C @ ( nat @ plus_plus ) ) )
          = ( A @ ( C @ ( nat @ plus_plus ) ) ) ) )
      & ( ( ( B @ ( C @ ( nat @ plus_plus ) ) )
          = ( A @ ( C @ ( nat @ plus_plus ) ) ) )
       => ( B = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[61]) ).

thf(59,axiom,
    ! [A: nat,B: bool @ ( nat @ fun )] :
      ( ( nat @ zero_zero @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp )
     => ( ! [C: nat] :
            ( ( C @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp )
           => ( C @ suc @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp ) )
       => ( A @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_92_nat__induct) ).

thf(348,plain,
    ! [A: nat,B: bool @ ( nat @ fun )] :
      ( ( nat @ zero_zero @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp )
     => ( ! [C: nat] :
            ( ( C @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp )
           => ( C @ suc @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp ) )
       => ( A @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[59]) ).

thf(123,axiom,
    nat @ ab_semigroup_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Groups_Oab__semigroup__add) ).

thf(574,plain,
    nat @ ab_semigroup_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[123]) ).

thf(71,axiom,
    nat @ one,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Groups_Oone) ).

thf(397,plain,
    nat @ one,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[71]) ).

thf(28,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree] :
      ( ! [B: nat,C: TA] :
          ( A
         != ( C @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) ) )
     => ~ ! [B: nat,C: TA @ huffma1450048681e_tree,D: TA @ huffma1450048681e_tree] :
            ( A
           != ( D @ ( C @ ( B @ ( TA @ huffma1146269203erNode ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_34_tree_Oexhaust) ).

thf(221,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree] :
      ( ! [B: nat,C: TA] :
          ( A
         != ( C @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) ) )
     => ~ ! [B: nat,C: TA @ huffma1450048681e_tree,D: TA @ huffma1450048681e_tree] :
            ( A
           != ( D @ ( C @ ( B @ ( TA @ huffma1146269203erNode ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(4,axiom,
    int @ ab_semigroup_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Groups_Oab__semigroup__add) ).

thf(132,plain,
    int @ ab_semigroup_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(5,axiom,
    ! [TA: $tType,A: TA,B: TA] :
      ( ( A @ ( B @ ( fTrue @ ( TA @ if ) ) ) )
      = B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',help_If_1_1_T) ).

thf(133,plain,
    ! [TA: $tType,A: TA,B: TA] :
      ( ( A @ ( B @ ( fTrue @ ( TA @ if ) ) ) )
      = B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(107,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA] :
          ( ( A @ ( TA @ zero_zero @ ( TA @ plus_plus ) ) )
          = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_53_comm__semiring__1__class_Onormalizing__semiring__rules_I5_J) ).

thf(527,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA] :
          ( ( A @ ( TA @ zero_zero @ ( TA @ plus_plus ) ) )
          = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[107]) ).

thf(38,axiom,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma83463279weight ) )
      = B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_33_weight_Osimps_I1_J) ).

thf(248,plain,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma83463279weight ) )
      = B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[38]) ).

thf(102,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma1450048681e_tree @ size_size ) )
      = ( nat @ zero_zero @ suc @ ( A @ ( TA @ huffma1450048681e_tree @ size_size ) @ ( B @ ( TA @ huffma1450048681e_tree @ size_size ) @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_67_tree_Osize_I4_J) ).

thf(512,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma1450048681e_tree @ size_size ) )
      = ( nat @ zero_zero @ suc @ ( A @ ( TA @ huffma1450048681e_tree @ size_size ) @ ( B @ ( TA @ huffma1450048681e_tree @ size_size ) @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[102]) ).

thf(19,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TA,E: nat] :
      ( ( D @ ( E @ ( TA @ huffma2021818691e_Leaf ) ) )
     != ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_26_tree_Osimps_I3_J) ).

thf(201,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TA,E: nat] :
      ( ( D @ ( E @ ( TA @ huffma2021818691e_Leaf ) ) )
     != ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(27,axiom,
    int @ comm_monoid_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Groups_Ocomm__monoid__add) ).

thf(220,plain,
    int @ comm_monoid_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(51,axiom,
    ! [A: nat] :
      ( ( A @ suc )
     != ( nat @ zero_zero ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_78_Suc__not__Zero) ).

thf(302,plain,
    ! [A: nat] :
      ( ( A @ suc )
     != ( nat @ zero_zero ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[51]) ).

thf(10,axiom,
    ! [A: nat,B: nat] :
      ( ( ( B @ suc )
        = ( A @ suc ) )
     => ( B = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_81_Suc__inject) ).

thf(160,plain,
    ! [A: nat,B: nat] :
      ( ( ( B @ suc )
        = ( A @ suc ) )
     => ( B = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(75,axiom,
    ! [TA: $tType] :
      ( ( TA @ cancel_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
            = ( B @ ( A @ ( TA @ plus_plus ) ) ) )
         => ( C = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_13_add__right__imp__eq) ).

thf(407,plain,
    ! [TA: $tType] :
      ( ( TA @ cancel_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
            = ( B @ ( A @ ( TA @ plus_plus ) ) ) )
         => ( C = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[75]) ).

thf(44,axiom,
    ! [TA: $tType,TB: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TB @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ),E: TB @ ( TA @ fun ) @ ( nat @ fun )] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( D @ ( E @ ( TB @ ( TA @ huffma107959123e_case ) ) ) ) )
      = ( A @ ( B @ ( C @ ( D @ ( TB @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ aa ) ) ) @ ( TB @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ aa ) ) ) @ ( TB @ ( TA @ huffma1450048681e_tree @ aa ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_21_tree_Osimps_I6_J) ).

thf(275,plain,
    ! [TA: $tType,TB: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TB @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ),E: TB @ ( TA @ fun ) @ ( nat @ fun )] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( D @ ( E @ ( TB @ ( TA @ huffma107959123e_case ) ) ) ) )
      = ( A @ ( B @ ( C @ ( D @ ( TB @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ aa ) ) ) @ ( TB @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ aa ) ) ) @ ( TB @ ( TA @ huffma1450048681e_tree @ aa ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[44]) ).

thf(11,axiom,
    ! [A: nat,B: nat] :
      ( ( ( B @ suc )
        = ( A @ suc ) )
    <=> ( B = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_70_nat_Oinject) ).

thf(165,plain,
    ! [A: nat,B: nat] :
      ( ( ( B = A )
       => ( ( B @ suc )
          = ( A @ suc ) ) )
      & ( ( ( B @ suc )
          = ( A @ suc ) )
       => ( B = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(119,axiom,
    ! [TA: $tType,TB: $tType,A: TA,B: nat,C: TB @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ),D: TB @ ( TA @ fun ) @ ( nat @ fun )] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( C @ ( D @ ( TB @ ( TA @ huffma107959123e_case ) ) ) ) )
      = ( A @ ( B @ ( D @ ( TB @ ( TA @ fun ) @ ( nat @ aa ) ) ) @ ( TB @ ( TA @ aa ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_30_tree_Osimps_I5_J) ).

thf(566,plain,
    ! [TA: $tType,TB: $tType,A: TA,B: nat,C: TB @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ),D: TB @ ( TA @ fun ) @ ( nat @ fun )] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( C @ ( D @ ( TB @ ( TA @ huffma107959123e_case ) ) ) ) )
      = ( A @ ( B @ ( D @ ( TB @ ( TA @ fun ) @ ( nat @ aa ) ) ) @ ( TB @ ( TA @ aa ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[119]) ).

thf(18,axiom,
    ! [A: nat] :
      ( A
     != ( A @ suc ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_83_n__not__Suc__n) ).

thf(197,plain,
    ! [A: nat] :
      ( A
     != ( A @ suc ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(62,axiom,
    ! [A: nat] :
      ( ( A @ suc )
     != ( nat @ zero_zero ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_77_nat_Osimps_I3_J) ).

thf(361,plain,
    ! [A: nat] :
      ( ( A @ suc )
     != ( nat @ zero_zero ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[62]) ).

thf(90,axiom,
    ! [A: nat,B: bool @ ( nat @ fun )] :
      ( ( A @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp )
     => ( ! [C: nat] :
            ( ( C @ suc @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp )
           => ( C @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp ) )
       => ( nat @ zero_zero @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_94_zero__induct) ).

thf(461,plain,
    ! [A: nat,B: bool @ ( nat @ fun )] :
      ( ( A @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp )
     => ( ! [C: nat] :
            ( ( C @ suc @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp )
           => ( C @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp ) )
       => ( nat @ zero_zero @ ( B @ ( bool @ ( nat @ aa ) ) ) @ pp ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[90]) ).

thf(114,axiom,
    ! [TA: $tType] :
      ( ( TA @ semiring_1 )
     => ! [A: nat,B: nat] :
          ( ( A @ ( B @ ( nat @ plus_plus ) ) @ ( TA @ semiring_1_of_nat ) )
          = ( A @ ( TA @ semiring_1_of_nat ) @ ( B @ ( TA @ semiring_1_of_nat ) @ ( TA @ plus_plus ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_25_of__nat__add) ).

thf(551,plain,
    ! [TA: $tType] :
      ( ( TA @ semiring_1 )
     => ! [A: nat,B: nat] :
          ( ( A @ ( B @ ( nat @ plus_plus ) ) @ ( TA @ semiring_1_of_nat ) )
          = ( A @ ( TA @ semiring_1_of_nat ) @ ( B @ ( TA @ semiring_1_of_nat ) @ ( TA @ plus_plus ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[114]) ).

thf(56,axiom,
    ! [A: nat,B: nat] :
      ( ( ( A @ ( B @ ( nat @ plus_plus ) ) )
        = ( nat @ zero_zero @ suc ) )
    <=> ( ( ( A
            = ( nat @ zero_zero @ suc ) )
          & ( B
            = ( nat @ zero_zero ) ) )
        | ( ( A
            = ( nat @ zero_zero ) )
          & ( B
            = ( nat @ zero_zero @ suc ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_86_add__is__1) ).

thf(324,plain,
    ! [A: nat,B: nat] :
      ( ( ( ( ( A
              = ( nat @ zero_zero @ suc ) )
            & ( B
              = ( nat @ zero_zero ) ) )
          | ( ( A
              = ( nat @ zero_zero ) )
            & ( B
              = ( nat @ zero_zero @ suc ) ) ) )
       => ( ( A @ ( B @ ( nat @ plus_plus ) ) )
          = ( nat @ zero_zero @ suc ) ) )
      & ( ( ( A @ ( B @ ( nat @ plus_plus ) ) )
          = ( nat @ zero_zero @ suc ) )
       => ( ( ( A
              = ( nat @ zero_zero @ suc ) )
            & ( B
              = ( nat @ zero_zero ) ) )
          | ( ( A
              = ( nat @ zero_zero ) )
            & ( B
              = ( nat @ zero_zero @ suc ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[56]) ).

thf(29,axiom,
    int @ linord219039673up_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Groups_Olinordered__ab__group__add) ).

thf(224,plain,
    int @ linord219039673up_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(94,axiom,
    ! [TA: $tType,TB: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ),E: TB @ ( TA @ fun ) @ ( nat @ fun )] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( D @ ( E @ ( TB @ ( TA @ huffma1280178957ee_rec ) ) ) ) )
      = ( A @ ( D @ ( E @ ( TB @ ( TA @ huffma1280178957ee_rec ) ) ) ) @ ( B @ ( D @ ( E @ ( TB @ ( TA @ huffma1280178957ee_rec ) ) ) ) @ ( A @ ( B @ ( C @ ( D @ ( TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ aa ) ) ) @ ( TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ aa ) ) ) @ ( TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ aa ) ) ) @ ( TB @ ( TB @ fun ) @ ( TB @ aa ) ) ) @ ( TB @ ( TB @ aa ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_22_tree_Orecs_I2_J) ).

thf(488,plain,
    ! [TA: $tType,TB: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ),E: TB @ ( TA @ fun ) @ ( nat @ fun )] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( D @ ( E @ ( TB @ ( TA @ huffma1280178957ee_rec ) ) ) ) )
      = ( A @ ( D @ ( E @ ( TB @ ( TA @ huffma1280178957ee_rec ) ) ) ) @ ( B @ ( D @ ( E @ ( TB @ ( TA @ huffma1280178957ee_rec ) ) ) ) @ ( A @ ( B @ ( C @ ( D @ ( TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ aa ) ) ) @ ( TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ aa ) ) ) @ ( TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ aa ) ) ) @ ( TB @ ( TB @ fun ) @ ( TB @ aa ) ) ) @ ( TB @ ( TB @ aa ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[94]) ).

thf(30,axiom,
    int @ semiri456707255roduct,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Semiring__Normalization_Ocomm__semiring__1__cancel__crossproduct) ).

thf(225,plain,
    int @ semiri456707255roduct,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(115,axiom,
    ! [A: nat,B: nat] :
      ( ( A @ ( B @ suc @ ( nat @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ suc ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_72_add__Suc) ).

thf(554,plain,
    ! [A: nat,B: nat] :
      ( ( A @ ( B @ suc @ ( nat @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ suc ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[115]) ).

thf(112,axiom,
    nat @ cancel146912293up_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Groups_Ocancel__ab__semigroup__add) ).

thf(547,plain,
    nat @ cancel146912293up_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[112]) ).

thf(24,axiom,
    ! [TA: $tType,A: TA,B: nat] : ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1518433673istent ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_37_consistent_Osimps_I1_J) ).

thf(212,plain,
    ! [TA: $tType,A: TA,B: nat] : ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1518433673istent ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(69,axiom,
    nat @ comm_semiring_1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Rings_Ocomm__semiring__1) ).

thf(393,plain,
    nat @ comm_semiring_1,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[69]) ).

thf(103,axiom,
    ! [A: nat] :
      ( ( A @ suc @ nat_size )
      = ( nat @ zero_zero @ suc @ ( A @ nat_size @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_96_nat_Osize_I2_J) ).

thf(515,plain,
    ! [A: nat] :
      ( ( A @ suc @ nat_size )
      = ( nat @ zero_zero @ suc @ ( A @ nat_size @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[103]) ).

thf(89,axiom,
    ! [A: nat] :
      ( ( nat @ zero_zero )
     != ( A @ suc ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_76_Zero__neq__Suc) ).

thf(457,plain,
    ! [A: nat] :
      ( ( nat @ zero_zero )
     != ( A @ suc ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[89]) ).

thf(3,axiom,
    ! [A: bool] :
      ( ( A = fFalse )
      | ( A = fTrue ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',help_If_3_1_T) ).

thf(129,plain,
    ! [A: bool] :
      ( ( A = fFalse )
      | ( A = fTrue ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(120,axiom,
    nat @ semiring_char_0,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Nat_Osemiring__char__0) ).

thf(569,plain,
    nat @ semiring_char_0,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[120]) ).

thf(99,axiom,
    ! [TA: $tType,TB: $tType,A: TA,B: nat,C: TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ),D: TB @ ( TA @ fun ) @ ( nat @ fun )] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( C @ ( D @ ( TB @ ( TA @ huffma1280178957ee_rec ) ) ) ) )
      = ( A @ ( B @ ( D @ ( TB @ ( TA @ fun ) @ ( nat @ aa ) ) ) @ ( TB @ ( TA @ aa ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_31_tree_Orecs_I1_J) ).

thf(503,plain,
    ! [TA: $tType,TB: $tType,A: TA,B: nat,C: TB @ ( TB @ fun ) @ ( TB @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( TA @ huffma1450048681e_tree @ fun ) @ ( nat @ fun ),D: TB @ ( TA @ fun ) @ ( nat @ fun )] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( C @ ( D @ ( TB @ ( TA @ huffma1280178957ee_rec ) ) ) ) )
      = ( A @ ( B @ ( D @ ( TB @ ( TA @ fun ) @ ( nat @ aa ) ) ) @ ( TB @ ( TA @ aa ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[99]) ).

thf(41,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_monoid_add )
     => ! [A: TA] :
          ( ( TA @ zero_zero @ ( A @ ( TA @ plus_plus ) ) )
          = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_49_add_Ocomm__neutral) ).

thf(266,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_monoid_add )
     => ! [A: TA] :
          ( ( TA @ zero_zero @ ( A @ ( TA @ plus_plus ) ) )
          = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[41]) ).

thf(110,axiom,
    ! [A: nat] :
      ( ( nat @ zero_zero @ ( A @ ( nat @ plus_plus ) ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_56_Nat_Oadd__0__right) ).

thf(541,plain,
    ! [A: nat] :
      ( ( nat @ zero_zero @ ( A @ ( nat @ plus_plus ) ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[110]) ).

thf(72,axiom,
    ! [A: nat,B: nat] :
      ( ( A @ ( int @ semiring_1_of_nat ) @ ( B @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ ( int @ semiring_1_of_nat ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_38_zadd__int) ).

thf(398,plain,
    ! [A: nat,B: nat] :
      ( ( A @ ( int @ semiring_1_of_nat ) @ ( B @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ ( int @ semiring_1_of_nat ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[72]) ).

thf(108,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: nat,C: TA @ huffma1450048681e_tree,D: TA] :
      ( ( ~ ( C @ ( TA @ huffma675207370phabet ) @ ( D @ ( TA @ member ) ) )
       => ( ( ~ ( A @ ( TA @ huffma675207370phabet ) @ ( D @ ( TA @ member ) ) )
           => ( ( D @ ( A @ ( C @ ( B @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma410068972_depth ) ) )
              = ( nat @ zero_zero ) ) )
          & ( ( A @ ( TA @ huffma675207370phabet ) @ ( D @ ( TA @ member ) ) )
           => ( ( D @ ( A @ ( C @ ( B @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma410068972_depth ) ) )
              = ( nat @ one_one @ ( D @ ( A @ ( TA @ huffma410068972_depth ) ) @ ( nat @ plus_plus ) ) ) ) ) ) )
      & ( ( C @ ( TA @ huffma675207370phabet ) @ ( D @ ( TA @ member ) ) )
       => ( ( D @ ( A @ ( C @ ( B @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma410068972_depth ) ) )
          = ( nat @ one_one @ ( D @ ( C @ ( TA @ huffma410068972_depth ) ) @ ( nat @ plus_plus ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_95_depth_Osimps_I2_J) ).

thf(530,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: nat,C: TA @ huffma1450048681e_tree,D: TA] :
      ( ( ~ ( C @ ( TA @ huffma675207370phabet ) @ ( D @ ( TA @ member ) ) )
       => ( ( ~ ( A @ ( TA @ huffma675207370phabet ) @ ( D @ ( TA @ member ) ) )
           => ( ( D @ ( A @ ( C @ ( B @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma410068972_depth ) ) )
              = ( nat @ zero_zero ) ) )
          & ( ( A @ ( TA @ huffma675207370phabet ) @ ( D @ ( TA @ member ) ) )
           => ( ( D @ ( A @ ( C @ ( B @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma410068972_depth ) ) )
              = ( nat @ one_one @ ( D @ ( A @ ( TA @ huffma410068972_depth ) ) @ ( nat @ plus_plus ) ) ) ) ) ) )
      & ( ( C @ ( TA @ huffma675207370phabet ) @ ( D @ ( TA @ member ) ) )
       => ( ( D @ ( A @ ( C @ ( B @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma410068972_depth ) ) )
          = ( nat @ one_one @ ( D @ ( C @ ( TA @ huffma410068972_depth ) ) @ ( nat @ plus_plus ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[108]) ).

thf(50,axiom,
    ! [A: nat] :
      ( ( A @ suc )
     != ( nat @ zero_zero ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_73_Suc__neq__Zero) ).

thf(298,plain,
    ! [A: nat] :
      ( ( A @ suc )
     != ( nat @ zero_zero ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[50]) ).

thf(122,axiom,
    nat @ monoid_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Groups_Omonoid__add) ).

thf(573,plain,
    nat @ monoid_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[122]) ).

thf(84,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree] :
      ( ( ( A @ ( TA @ huffma945805758height ) )
        = ( nat @ zero_zero ) )
     => ( ( A @ ( TA @ huffma1134658180e_cost ) )
        = ( nat @ zero_zero ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_63_height__0__imp__cost__0) ).

thf(444,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree] :
      ( ( ( A @ ( TA @ huffma945805758height ) )
        = ( nat @ zero_zero ) )
     => ( ( A @ ( TA @ huffma1134658180e_cost ) )
        = ( nat @ zero_zero ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[84]) ).

thf(118,axiom,
    ! [A: nat] :
      ( ( nat @ zero_zero )
     != ( A @ suc ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_79_nat_Osimps_I2_J) ).

thf(562,plain,
    ! [A: nat] :
      ( ( nat @ zero_zero )
     != ( A @ suc ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[118]) ).

thf(79,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma1134658180e_cost ) )
      = ( A @ ( TA @ huffma1134658180e_cost ) @ ( A @ ( TA @ huffma83463279weight ) @ ( B @ ( TA @ huffma1134658180e_cost ) @ ( B @ ( TA @ huffma83463279weight ) @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_24_cost_Osimps_I2_J) ).

thf(423,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma1134658180e_cost ) )
      = ( A @ ( TA @ huffma1134658180e_cost ) @ ( A @ ( TA @ huffma83463279weight ) @ ( B @ ( TA @ huffma1134658180e_cost ) @ ( B @ ( TA @ huffma83463279weight ) @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[79]) ).

thf(40,axiom,
    ! [TA: $tType] :
      ( ( TA @ semiri456707255roduct )
     => ! [A: TA,B: TA] :
          ( ( B
            = ( A @ ( B @ ( TA @ plus_plus ) ) ) )
        <=> ( A
            = ( TA @ zero_zero ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_48_add__0__iff) ).

thf(259,plain,
    ! [TA: $tType] :
      ( ( TA @ semiri456707255roduct )
     => ! [A: TA,B: TA] :
          ( ( ( A
              = ( TA @ zero_zero ) )
           => ( B
              = ( A @ ( B @ ( TA @ plus_plus ) ) ) ) )
          & ( ( B
              = ( A @ ( B @ ( TA @ plus_plus ) ) ) )
           => ( A
              = ( TA @ zero_zero ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[40]) ).

thf(77,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TA] :
      ( ( D @ ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma1352802255e_freq ) ) )
      = ( D @ ( A @ ( TA @ huffma1352802255e_freq ) ) @ ( D @ ( B @ ( TA @ huffma1352802255e_freq ) ) @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_4_freq_Osimps_I2_J) ).

thf(413,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TA] :
      ( ( D @ ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma1352802255e_freq ) ) )
      = ( D @ ( A @ ( TA @ huffma1352802255e_freq ) ) @ ( D @ ( B @ ( TA @ huffma1352802255e_freq ) ) @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[77]) ).

thf(125,axiom,
    ! [A: nat,B: nat,C: bool] :
      ( ( ~ ( C @ pp )
       => ( ( A @ ( int @ semiring_1_of_nat ) )
          = ( A @ ( B @ ( C @ ( nat @ if ) ) ) @ ( int @ semiring_1_of_nat ) ) ) )
      & ( ( C @ pp )
       => ( ( B @ ( int @ semiring_1_of_nat ) )
          = ( A @ ( B @ ( C @ ( nat @ if ) ) ) @ ( int @ semiring_1_of_nat ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_44_int__if__cong) ).

thf(579,plain,
    ! [A: nat,B: nat,C: bool] :
      ( ( ~ ( C @ pp )
       => ( ( A @ ( int @ semiring_1_of_nat ) )
          = ( A @ ( B @ ( C @ ( nat @ if ) ) ) @ ( int @ semiring_1_of_nat ) ) ) )
      & ( ( C @ pp )
       => ( ( B @ ( int @ semiring_1_of_nat ) )
          = ( A @ ( B @ ( C @ ( nat @ if ) ) ) @ ( int @ semiring_1_of_nat ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[125]) ).

thf(47,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree] :
      ( ( A @ ( B @ ( TA @ huffma921447403eTrees ) ) )
      = ( A @ ( B @ ( A @ ( TA @ huffma854194513Weight ) @ ( B @ ( TA @ huffma854194513Weight ) @ ( nat @ plus_plus ) ) @ ( TA @ huffma1146269203erNode ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_19_uniteTrees__def) ).

thf(291,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree] :
      ( ( A @ ( B @ ( TA @ huffma921447403eTrees ) ) )
      = ( A @ ( B @ ( A @ ( TA @ huffma854194513Weight ) @ ( B @ ( TA @ huffma854194513Weight ) @ ( nat @ plus_plus ) ) @ ( TA @ huffma1146269203erNode ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[47]) ).

thf(46,axiom,
    ! [A: nat,B: nat] :
      ( ( ( A @ ( B @ ( nat @ plus_plus ) ) )
        = ( nat @ zero_zero ) )
    <=> ( ( A
          = ( nat @ zero_zero ) )
        & ( B
          = ( nat @ zero_zero ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_42_add__is__0) ).

thf(281,plain,
    ! [A: nat,B: nat] :
      ( ( ( ( A
            = ( nat @ zero_zero ) )
          & ( B
            = ( nat @ zero_zero ) ) )
       => ( ( A @ ( B @ ( nat @ plus_plus ) ) )
          = ( nat @ zero_zero ) ) )
      & ( ( ( A @ ( B @ ( nat @ plus_plus ) ) )
          = ( nat @ zero_zero ) )
       => ( ( A
            = ( nat @ zero_zero ) )
          & ( B
            = ( nat @ zero_zero ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[46]) ).

thf(20,axiom,
    ! [A: nat] :
      ( ( A @ suc )
     != A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_82_Suc__n__not__n) ).

thf(204,plain,
    ! [A: nat] :
      ( ( A @ suc )
     != A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(15,axiom,
    ! [TA: $tType] :
      ( ( TA @ zero )
     => ! [A: TA] :
          ( ( ( TA @ zero_zero )
            = A )
        <=> ( A
            = ( TA @ zero_zero ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_47_zero__reorient) ).

thf(187,plain,
    ! [TA: $tType] :
      ( ( TA @ zero )
     => ! [A: TA] :
          ( ( ( A
              = ( TA @ zero_zero ) )
           => ( ( TA @ zero_zero )
              = A ) )
          & ( ( ( TA @ zero_zero )
              = A )
           => ( A
              = ( TA @ zero_zero ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(87,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA] :
          ( ( A @ ( B @ ( TA @ plus_plus ) ) )
          = ( B @ ( A @ ( TA @ plus_plus ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_8_comm__semiring__1__class_Onormalizing__semiring__rules_I24_J) ).

thf(451,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA] :
          ( ( A @ ( B @ ( TA @ plus_plus ) ) )
          = ( B @ ( A @ ( TA @ plus_plus ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[87]) ).

thf(101,axiom,
    ! [A: int,B: nat,C: nat] :
      ( ( A @ ( B @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) @ ( C @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) )
      = ( A @ ( B @ ( C @ ( nat @ plus_plus ) ) @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_58_zadd__int__left) ).

thf(509,plain,
    ! [A: int,B: nat,C: nat] :
      ( ( A @ ( B @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) @ ( C @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) )
      = ( A @ ( B @ ( C @ ( nat @ plus_plus ) ) @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[101]) ).

thf(43,axiom,
    ! [A: nat,B: nat] :
      ( ( ( A @ ( B @ ( nat @ plus_plus ) ) )
        = B )
     => ( A
        = ( nat @ zero_zero ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_55_add__eq__self__zero) ).

thf(271,plain,
    ! [A: nat,B: nat] :
      ( ( ( A @ ( B @ ( nat @ plus_plus ) ) )
        = B )
     => ( A
        = ( nat @ zero_zero ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[43]) ).

thf(21,axiom,
    int @ semiring_1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Rings_Osemiring__1) ).

thf(208,plain,
    int @ semiring_1,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(67,axiom,
    ! [TA: $tType] :
      ( ( TA @ ab_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) )
          = ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( TA @ plus_plus ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_18_ab__semigroup__add__class_Oadd__ac_I1_J) ).

thf(387,plain,
    ! [TA: $tType] :
      ( ( TA @ ab_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) )
          = ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( TA @ plus_plus ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[67]) ).

thf(96,axiom,
    ! [A: nat] :
      ( ( A @ ( nat @ zero_zero @ ( nat @ plus_plus ) ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_57_plus__nat_Oadd__0) ).

thf(494,plain,
    ! [A: nat] :
      ( ( A @ ( nat @ zero_zero @ ( nat @ plus_plus ) ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[96]) ).

thf(55,axiom,
    nat @ zero,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Groups_Ozero) ).

thf(323,plain,
    nat @ zero,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[55]) ).

thf(39,axiom,
    ! [A: nat,B: nat] :
      ( ( ( B @ ( int @ semiring_1_of_nat ) )
        = ( A @ ( int @ semiring_1_of_nat ) ) )
    <=> ( B = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_45_transfer__int__nat__relations_I1_J) ).

thf(251,plain,
    ! [A: nat,B: nat] :
      ( ( ( B = A )
       => ( ( B @ ( int @ semiring_1_of_nat ) )
          = ( A @ ( int @ semiring_1_of_nat ) ) ) )
      & ( ( ( B @ ( int @ semiring_1_of_nat ) )
          = ( A @ ( int @ semiring_1_of_nat ) ) )
       => ( B = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[39]) ).

thf(9,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree] :
      ( ( A @ ( TA @ huffma1518433673istent ) )
     => ? [B: TA] :
          ( ( ( B @ ( A @ ( TA @ huffma410068972_depth ) ) )
            = ( A @ ( TA @ huffma945805758height ) ) )
          & ( A @ ( TA @ huffma675207370phabet ) @ ( B @ ( TA @ member ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_68_exists__at__height) ).

thf(155,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree] :
      ( ( A @ ( TA @ huffma1518433673istent ) )
     => ? [B: TA] :
          ( ( ( B @ ( A @ ( TA @ huffma410068972_depth ) ) )
            = ( A @ ( TA @ huffma945805758height ) ) )
          & ( A @ ( TA @ huffma675207370phabet ) @ ( B @ ( TA @ member ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(105,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) )
          = ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( TA @ plus_plus ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_11_comm__semiring__1__class_Onormalizing__semiring__rules_I21_J) ).

thf(521,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) )
          = ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( TA @ plus_plus ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[105]) ).

thf(45,axiom,
    ! [A: nat,B: nat,C: nat] :
      ( ( A @ ( B @ ( nat @ plus_plus ) ) @ ( C @ ( nat @ plus_plus ) ) )
      = ( A @ ( C @ ( nat @ plus_plus ) ) @ ( B @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_6_nat__add__left__commute) ).

thf(278,plain,
    ! [A: nat,B: nat,C: nat] :
      ( ( A @ ( B @ ( nat @ plus_plus ) ) @ ( C @ ( nat @ plus_plus ) ) )
      = ( A @ ( C @ ( nat @ plus_plus ) ) @ ( B @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[45]) ).

thf(31,axiom,
    int @ cancel_semigroup_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Groups_Ocancel__semigroup__add) ).

thf(226,plain,
    int @ cancel_semigroup_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).

thf(70,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_monoid_add )
     => ! [A: TA] :
          ( ( A @ ( TA @ zero_zero @ ( TA @ plus_plus ) ) )
          = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_52_add__0) ).

thf(394,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_monoid_add )
     => ! [A: TA] :
          ( ( A @ ( TA @ zero_zero @ ( TA @ plus_plus ) ) )
          = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[70]) ).

thf(52,axiom,
    ! [TA: $tType,A: TA,B: nat,C: nat @ ( TA @ fun )] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( C @ ( TA @ huffma1926487300e_size ) ) )
      = ( nat @ zero_zero @ suc @ ( A @ ( C @ ( nat @ ( TA @ aa ) ) ) @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_90_tree_Osize_I1_J) ).

thf(306,plain,
    ! [TA: $tType,A: TA,B: nat,C: nat @ ( TA @ fun )] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( C @ ( TA @ huffma1926487300e_size ) ) )
      = ( nat @ zero_zero @ suc @ ( A @ ( C @ ( nat @ ( TA @ aa ) ) ) @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[52]) ).

thf(80,axiom,
    ! [TA: $tType] :
      ( ( TA @ linord219039673up_add )
     => ! [A: TA] :
          ( ( ( TA @ zero_zero )
            = ( A @ ( A @ ( TA @ plus_plus ) ) ) )
        <=> ( A
            = ( TA @ zero_zero ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_41_double__zero__sym) ).

thf(426,plain,
    ! [TA: $tType] :
      ( ( TA @ linord219039673up_add )
     => ! [A: TA] :
          ( ( ( A
              = ( TA @ zero_zero ) )
           => ( ( TA @ zero_zero )
              = ( A @ ( A @ ( TA @ plus_plus ) ) ) ) )
          & ( ( ( TA @ zero_zero )
              = ( A @ ( A @ ( TA @ plus_plus ) ) ) )
           => ( A
              = ( TA @ zero_zero ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[80]) ).

thf(113,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA] :
          ( ( TA @ zero_zero @ ( A @ ( TA @ plus_plus ) ) )
          = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_50_comm__semiring__1__class_Onormalizing__semiring__rules_I6_J) ).

thf(548,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA] :
          ( ( TA @ zero_zero @ ( A @ ( TA @ plus_plus ) ) )
          = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[113]) ).

thf(22,axiom,
    ~ ( fFalse @ pp ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',help_pp_1_1_U) ).

thf(209,plain,
    ~ ( fFalse @ pp ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(116,axiom,
    ! [TA: $tType] :
      ( ( TA @ monoid_add )
     => ! [A: TA] :
          ( ( A @ ( TA @ zero_zero @ ( TA @ plus_plus ) ) )
          = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_54_add__0__left) ).

thf(557,plain,
    ! [TA: $tType] :
      ( ( TA @ monoid_add )
     => ! [A: TA] :
          ( ( A @ ( TA @ zero_zero @ ( TA @ plus_plus ) ) )
          = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[116]) ).

thf(49,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma83463279weight ) )
      = ( A @ ( TA @ huffma83463279weight ) @ ( B @ ( TA @ huffma83463279weight ) @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_20_weight_Osimps_I2_J) ).

thf(295,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( TA @ huffma83463279weight ) )
      = ( A @ ( TA @ huffma83463279weight ) @ ( B @ ( TA @ huffma83463279weight ) @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[49]) ).

thf(83,axiom,
    ! [A: nat] :
      ( ( A
       != ( nat @ zero_zero ) )
     => ? [B: nat] :
          ( A
          = ( B @ suc ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_91_not0__implies__Suc) ).

thf(441,plain,
    ! [A: nat] :
      ( ( A
       != ( nat @ zero_zero ) )
     => ? [B: nat] :
          ( A
          = ( B @ suc ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[83]) ).

thf(111,axiom,
    ! [A: nat,B: nat] :
      ( ( A @ ( B @ suc @ ( nat @ plus_plus ) ) )
      = ( A @ suc @ ( B @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_84_add__Suc__shift) ).

thf(544,plain,
    ! [A: nat,B: nat] :
      ( ( A @ ( B @ suc @ ( nat @ plus_plus ) ) )
      = ( A @ suc @ ( B @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[111]) ).

thf(12,axiom,
    ! [A: nat,B: nat] :
      ( ( ( B @ ( int @ semiring_1_of_nat ) )
        = ( A @ ( int @ semiring_1_of_nat ) ) )
    <=> ( B = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_46_int__int__eq) ).

thf(175,plain,
    ! [A: nat,B: nat] :
      ( ( ( B = A )
       => ( ( B @ ( int @ semiring_1_of_nat ) )
          = ( A @ ( int @ semiring_1_of_nat ) ) ) )
      & ( ( ( B @ ( int @ semiring_1_of_nat ) )
          = ( A @ ( int @ semiring_1_of_nat ) ) )
       => ( B = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(7,axiom,
    ! [TA: $tType,A: TA,B: nat,C: TA,D: nat] :
      ( ( ( C @ ( D @ ( TA @ huffma2021818691e_Leaf ) ) )
        = ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) ) )
    <=> ( ( C = A )
        & ( D = B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_29_tree_Osimps_I1_J) ).

thf(143,plain,
    ! [TA: $tType,A: TA,B: nat,C: TA,D: nat] :
      ( ( ( ( C = A )
          & ( D = B ) )
       => ( ( C @ ( D @ ( TA @ huffma2021818691e_Leaf ) ) )
          = ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) ) ) )
      & ( ( ( C @ ( D @ ( TA @ huffma2021818691e_Leaf ) ) )
          = ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) ) )
       => ( ( C = A )
          & ( D = B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(97,axiom,
    ! [TA: $tType] :
      ( ( TA @ semiring_1 )
     => ( ( nat @ zero_zero @ ( TA @ semiring_1_of_nat ) )
        = ( TA @ zero_zero ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_43_of__nat__0) ).

thf(497,plain,
    ! [TA: $tType] :
      ( ( TA @ semiring_1 )
     => ( ( nat @ zero_zero @ ( TA @ semiring_1_of_nat ) )
        = ( TA @ zero_zero ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[97]) ).

thf(86,axiom,
    nat @ semiri456707255roduct,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Semiring__Normalization_Ocomm__semiring__1__cancel__crossproduct) ).

thf(450,plain,
    nat @ semiri456707255roduct,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[86]) ).

thf(106,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA,D: TA] :
          ( ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( D @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) )
          = ( A @ ( C @ ( TA @ plus_plus ) ) @ ( B @ ( D @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_16_comm__semiring__1__class_Onormalizing__semiring__rules_I20_J) ).

thf(524,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA,D: TA] :
          ( ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( D @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) )
          = ( A @ ( C @ ( TA @ plus_plus ) ) @ ( B @ ( D @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[106]) ).

thf(91,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) )
          = ( B @ ( A @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_17_comm__semiring__1__class_Onormalizing__semiring__rules_I23_J) ).

thf(465,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) )
          = ( B @ ( A @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[91]) ).

thf(34,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TA @ huffma1450048681e_tree,E: TA @ huffma1450048681e_tree,F: nat] :
      ( ( ( D @ ( E @ ( F @ ( TA @ huffma1146269203erNode ) ) ) )
        = ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) ) )
    <=> ( ( D = A )
        & ( E = B )
        & ( F = C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_12_tree_Osimps_I2_J) ).

thf(231,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: TA @ huffma1450048681e_tree,E: TA @ huffma1450048681e_tree,F: nat] :
      ( ( ( ( D = A )
          & ( E = B )
          & ( F = C ) )
       => ( ( D @ ( E @ ( F @ ( TA @ huffma1146269203erNode ) ) ) )
          = ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) ) ) )
      & ( ( ( D @ ( E @ ( F @ ( TA @ huffma1146269203erNode ) ) ) )
          = ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) ) )
       => ( ( D = A )
          & ( E = B )
          & ( F = C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).

thf(68,axiom,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma945805758height ) )
      = ( nat @ zero_zero ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_62_height_Osimps_I1_J) ).

thf(390,plain,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma945805758height ) )
      = ( nat @ zero_zero ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[68]) ).

thf(14,axiom,
    int @ zero,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Groups_Ozero) ).

thf(186,plain,
    int @ zero,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(73,axiom,
    ! [TA: $tType] :
      ( ( TA @ cancel146912293up_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
            = ( A @ ( C @ ( TA @ plus_plus ) ) ) )
         => ( B = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_14_add__imp__eq) ).

thf(401,plain,
    ! [TA: $tType] :
      ( ( TA @ cancel146912293up_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
            = ( A @ ( C @ ( TA @ plus_plus ) ) ) )
         => ( B = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[73]) ).

thf(36,axiom,
    fTrue @ pp,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',help_pp_2_1_U) ).

thf(246,plain,
    fTrue @ pp,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).

thf(81,axiom,
    ! [TA: $tType] :
      ( ( TA @ cancel_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
            = ( B @ ( A @ ( TA @ plus_plus ) ) ) )
        <=> ( C = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_3_add__right__cancel) ).

thf(433,plain,
    ! [TA: $tType] :
      ( ( TA @ cancel_semigroup_add )
     => ! [A: TA,B: TA,C: TA] :
          ( ( ( C = A )
           => ( ( B @ ( C @ ( TA @ plus_plus ) ) )
              = ( B @ ( A @ ( TA @ plus_plus ) ) ) ) )
          & ( ( ( B @ ( C @ ( TA @ plus_plus ) ) )
              = ( B @ ( A @ ( TA @ plus_plus ) ) ) )
           => ( C = A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[81]) ).

thf(25,axiom,
    ! [TA: $tType,TB: $tType,A: TB @ ( TA @ fun ),B: TB @ ( TA @ fun )] :
      ( ! [C: TA] :
          ( ( C @ ( B @ ( TB @ ( TA @ aa ) ) ) )
          = ( C @ ( A @ ( TB @ ( TA @ aa ) ) ) ) )
     => ( B = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_74_ext) ).

thf(214,plain,
    ! [TA: $tType,TB: $tType,A: TB @ ( TA @ fun ),B: TB @ ( TA @ fun )] :
      ( ! [C: TA] :
          ( ( C @ ( B @ ( TB @ ( TA @ aa ) ) ) )
          = ( C @ ( A @ ( TB @ ( TA @ aa ) ) ) ) )
     => ( B = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(85,axiom,
    ! [A: nat,B: nat] :
      ( ( A @ ( B @ ( nat @ plus_plus ) ) )
      = ( B @ ( A @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_5_nat__add__commute) ).

thf(447,plain,
    ! [A: nat,B: nat] :
      ( ( A @ ( B @ ( nat @ plus_plus ) ) )
      = ( B @ ( A @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[85]) ).

thf(76,axiom,
    ! [A: nat,B: nat] :
      ( ( A @ ( int @ semiring_1_of_nat ) @ ( B @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ ( int @ semiring_1_of_nat ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_39_Nat__Transfer_Otransfer__int__nat__functions_I1_J) ).

thf(410,plain,
    ! [A: nat,B: nat] :
      ( ( A @ ( int @ semiring_1_of_nat ) @ ( B @ ( int @ semiring_1_of_nat ) @ ( int @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ ( int @ semiring_1_of_nat ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[76]) ).

thf(13,axiom,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma854194513Weight ) )
      = B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_32_cachedWeight_Osimps_I1_J) ).

thf(183,plain,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma854194513Weight ) )
      = B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(64,axiom,
    ! [A: nat,B: nat,C: nat] :
      ( ( A @ ( B @ ( C @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ ( C @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_7_nat__add__assoc) ).

thf(373,plain,
    ! [A: nat,B: nat,C: nat] :
      ( ( A @ ( B @ ( C @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ ( C @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[64]) ).

thf(35,axiom,
    ! [TA: $tType,A: bool @ ( TA @ fun ),B: TA] :
      ( ( A @ ( B @ ( TA @ member ) ) )
    <=> ( B @ ( A @ ( bool @ ( TA @ aa ) ) ) @ pp ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_75_mem__def) ).

thf(242,plain,
    ! [TA: $tType,A: bool @ ( TA @ fun ),B: TA] :
      ( ( ( B @ ( A @ ( bool @ ( TA @ aa ) ) ) @ pp )
       => ( A @ ( B @ ( TA @ member ) ) ) )
      & ( ( A @ ( B @ ( TA @ member ) ) )
       => ( B @ ( A @ ( bool @ ( TA @ aa ) ) ) @ pp ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).

thf(57,axiom,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( TA @ plus_plus ) ) )
          = ( A @ ( B @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_10_comm__semiring__1__class_Onormalizing__semiring__rules_I25_J) ).

thf(341,plain,
    ! [TA: $tType] :
      ( ( TA @ comm_semiring_1 )
     => ! [A: TA,B: TA,C: TA] :
          ( ( A @ ( B @ ( TA @ plus_plus ) ) @ ( C @ ( TA @ plus_plus ) ) )
          = ( A @ ( B @ ( C @ ( TA @ plus_plus ) ) @ ( TA @ plus_plus ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[57]) ).

thf(100,axiom,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1134658180e_cost ) )
      = ( nat @ zero_zero ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_35_cost_Osimps_I1_J) ).

thf(506,plain,
    ! [TA: $tType,A: TA,B: nat] :
      ( ( A @ ( B @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1134658180e_cost ) )
      = ( nat @ zero_zero ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[100]) ).

thf(16,axiom,
    int @ one,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Groups_Oone) ).

thf(195,plain,
    int @ one,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(48,axiom,
    nat @ comm_monoid_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Nat_Onat___Groups_Ocomm__monoid__add) ).

thf(294,plain,
    nat @ comm_monoid_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[48]) ).

thf(1,conjecture,
    ! [A: a] :
      ( ( A @ ( t_2 @ ( t_1 @ ( a @ huffma921447403eTrees ) ) @ ( a @ huffma1352802255e_freq ) ) )
      = ( A @ ( t_2 @ ( a @ huffma1352802255e_freq ) ) @ ( A @ ( t_1 @ ( a @ huffma1352802255e_freq ) ) @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',conj_0) ).

thf(2,negated_conjecture,
    ~ ! [A: a] :
        ( ( A @ ( t_2 @ ( t_1 @ ( a @ huffma921447403eTrees ) ) @ ( a @ huffma1352802255e_freq ) ) )
        = ( A @ ( t_2 @ ( a @ huffma1352802255e_freq ) ) @ ( A @ ( t_1 @ ( a @ huffma1352802255e_freq ) ) @ ( nat @ plus_plus ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(126,plain,
    ~ ! [A: a] :
        ( ( A @ ( t_2 @ ( t_1 @ ( a @ huffma921447403eTrees ) ) @ ( a @ huffma1352802255e_freq ) ) )
        = ( A @ ( t_2 @ ( a @ huffma1352802255e_freq ) ) @ ( A @ ( t_1 @ ( a @ huffma1352802255e_freq ) ) @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(6,axiom,
    ! [TA: $tType] :
      ( ( TA @ semiring_char_0 )
     => ! [A: nat,B: nat] :
          ( ( ( B @ ( TA @ semiring_1_of_nat ) )
            = ( A @ ( TA @ semiring_1_of_nat ) ) )
        <=> ( B = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_28_of__nat__eq__iff) ).

thf(136,plain,
    ! [TA: $tType] :
      ( ( TA @ semiring_char_0 )
     => ! [A: nat,B: nat] :
          ( ( ( B = A )
           => ( ( B @ ( TA @ semiring_1_of_nat ) )
              = ( A @ ( TA @ semiring_1_of_nat ) ) ) )
          & ( ( ( B @ ( TA @ semiring_1_of_nat ) )
              = ( A @ ( TA @ semiring_1_of_nat ) ) )
           => ( B = A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(32,axiom,
    int @ monoid_add,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',arity_Int_Oint___Groups_Omonoid__add) ).

thf(227,plain,
    int @ monoid_add,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).

thf(53,axiom,
    ! [TA: $tType,A: nat,B: TA,C: TA] :
      ( ( ( C != B )
       => ( ( C @ ( B @ ( A @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1352802255e_freq ) ) )
          = ( nat @ zero_zero ) ) )
      & ( ( C = B )
       => ( ( C @ ( B @ ( A @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1352802255e_freq ) ) )
          = A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_36_freq_Osimps_I1_J) ).

thf(309,plain,
    ! [TA: $tType,A: nat,B: TA,C: TA] :
      ( ( ( C != B )
       => ( ( C @ ( B @ ( A @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1352802255e_freq ) ) )
          = ( nat @ zero_zero ) ) )
      & ( ( C = B )
       => ( ( C @ ( B @ ( A @ ( TA @ huffma2021818691e_Leaf ) ) @ ( TA @ huffma1352802255e_freq ) ) )
          = A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[53]) ).

thf(117,axiom,
    ( ( int @ zero_zero )
    = ( nat @ zero_zero @ ( int @ semiring_1_of_nat ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_64_transfer__int__nat__numerals_I1_J) ).

thf(560,plain,
    ( ( int @ zero_zero )
    = ( nat @ zero_zero @ ( int @ semiring_1_of_nat ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[117]) ).

thf(95,axiom,
    ! [A: nat,B: nat] :
      ( ( A @ suc @ ( B @ ( nat @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ suc ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_71_add__Suc__right) ).

thf(491,plain,
    ! [A: nat,B: nat] :
      ( ( A @ suc @ ( B @ ( nat @ plus_plus ) ) )
      = ( A @ ( B @ ( nat @ plus_plus ) ) @ suc ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[95]) ).

thf(88,axiom,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: nat @ ( TA @ fun )] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( D @ ( TA @ huffma1926487300e_size ) ) )
      = ( nat @ zero_zero @ suc @ ( A @ ( D @ ( TA @ huffma1926487300e_size ) ) @ ( B @ ( D @ ( TA @ huffma1926487300e_size ) ) @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fact_89_tree_Osize_I2_J) ).

thf(454,plain,
    ! [TA: $tType,A: TA @ huffma1450048681e_tree,B: TA @ huffma1450048681e_tree,C: nat,D: nat @ ( TA @ fun )] :
      ( ( A @ ( B @ ( C @ ( TA @ huffma1146269203erNode ) ) ) @ ( D @ ( TA @ huffma1926487300e_size ) ) )
      = ( nat @ zero_zero @ suc @ ( A @ ( D @ ( TA @ huffma1926487300e_size ) ) @ ( B @ ( D @ ( TA @ huffma1926487300e_size ) ) @ ( nat @ plus_plus ) ) @ ( nat @ plus_plus ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[88]) ).

thf(589,plain,
    $false,
    inference(e,[status(thm)],[404,575,365,518,468,352,217,247,379,440,269,500,538,570,344,196,416,152,228,316,376,211,485,353,348,574,397,221,132,133,527,248,512,201,220,302,160,407,275,165,566,197,361,461,551,324,224,488,225,554,547,212,393,515,457,129,569,503,266,541,398,530,298,573,444,562,423,259,413,579,291,281,204,187,451,509,271,208,387,494,323,251,155,521,278,226,394,306,426,548,209,557,295,441,544,175,143,497,450,524,465,231,390,186,401,246,433,214,447,410,183,373,242,341,506,195,294,126,136,227,309,560,491,454]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SWW538_5 : TPTP v9.3.1. Released v6.0.0.
% 0.00/0.08  % 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
% 0.14/0.41  % Computer : n005.cluster.edu
% 0.14/0.41  % Model    : x86_64 x86_64
% 0.14/0.41  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.41  % Memory   : 8046.5625MB
% 0.14/0.41  % OS       : Linux 6.8.0-71-generic
% 0.14/0.41  % CPULimit : 300
% 0.14/0.41  % WCLimit  : 300
% 0.14/0.41  % DateTime : Sat Sep 26 16:11:16 UTC 2026
% 0.14/0.41  % CPUTime  : 
% 0.14/0.41  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
% 0.68/0.72  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.34/0.95  % [INFO] 	 Parsing done (224ms). 
% 1.34/0.96  % [INFO] 	 Running in sequential loop mode. 
% 2.32/1.36  % [INFO] 	 eprover registered as external prover. 
% 2.32/1.37  % [INFO] 	 Scanning for conjecture ... 
% 2.75/1.52  % [INFO] 	 Found a conjecture (or negated_conjecture) and 125 axioms. Running axiom selection ... 
% 2.95/1.64  % [INFO] 	 Axiom selection finished. Selected 123 axioms (removed 2 axioms). 
% 3.52/1.86  % [INFO] 	 Problem is typed first-order (TPTP TFF). 
% 3.52/1.89  % [INFO] 	 Type checking passed. 
% 3.83/1.90  % [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 ... 
% 4.44/2.16  % [INFO] 	 [Domain constraints] Detected constraint on bool 
% 4.44/2.17  % [INFO] 	 [Domain constraints] dom(bool) ⊆ {fTrue,fFalse} 
% 9.01/3.20  % External prover 'e' found a proof!
% 9.01/3.20  % [INFO] 	 Killing All external provers ... 
% 9.01/3.20  % Time passed: 2694ms (effective reasoning time: 2233ms)
% 9.01/3.20  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 9.01/3.20  % Axioms used in derivation (123): fact_76_Zero__neq__Suc, fact_23_cachedWeight_Osimps_I2_J, fact_91_not0__implies__Suc, arity_Int_Oint___Groups_Oone, fact_41_double__zero__sym, fact_68_exists__at__height, fact_56_Nat_Oadd__0__right, arity_Nat_Onat___Rings_Osemiring__1, fact_7_nat__add__assoc, fact_1_nat__add__right__cancel, fact_21_tree_Osimps_I6_J, fact_5_nat__add__commute, fact_27_tree_Osimps_I4_J, arity_Int_Oint___Groups_Ocomm__monoid__add, arity_Nat_Onat___Semiring__Normalization_Ocomm__semiring__1__cancel__crossproduct, fact_42_add__is__0, fact_17_comm__semiring__1__class_Onormalizing__semiring__rules_I23_J, fact_12_tree_Osimps_I2_J, fact_75_mem__def, fact_53_comm__semiring__1__class_Onormalizing__semiring__rules_I5_J, fact_19_uniteTrees__def, fact_83_n__not__Suc__n, fact_67_tree_Osize_I4_J, fact_2_add__left__cancel, arity_Int_Oint___Groups_Ocancel__ab__semigroup__add, fact_66_int__eq__0__conv, arity_Int_Oint___Rings_Osemiring__1, fact_13_add__right__imp__eq, arity_Nat_Onat___Groups_Ocomm__monoid__add, fact_38_zadd__int, fact_51_add__0__right, fact_47_zero__reorient, fact_52_add__0, fact_74_ext, fact_35_cost_Osimps_I1_J, fact_61_height__0__imp__cachedWeight__eq__weight, fact_62_height_Osimps_I1_J, help_If_1_1_T, fact_32_cachedWeight_Osimps_I1_J, fact_60_depth_Osimps_I1_J, fact_4_freq_Osimps_I2_J, fact_40_double__eq__0__iff, fact_84_add__Suc__shift, fact_58_zadd__int__left, fact_30_tree_Osimps_I5_J, fact_15_add__left__imp__eq, fact_87_one__is__add, arity_Int_Oint___Semiring__Normalization_Ocomm__semiring__1__cancel__crossproduct, fact_55_add__eq__self__zero, fact_37_consistent_Osimps_I1_J, fact_28_of__nat__eq__iff, fact_10_comm__semiring__1__class_Onormalizing__semiring__rules_I25_J, fact_16_comm__semiring__1__class_Onormalizing__semiring__rules_I20_J, fact_14_add__imp__eq, fact_34_tree_Oexhaust, fact_71_add__Suc__right, fact_82_Suc__n__not__n, fact_22_tree_Orecs_I2_J, fact_3_add__right__cancel, fact_8_comm__semiring__1__class_Onormalizing__semiring__rules_I24_J, fact_25_of__nat__add, fact_88_notin__alphabet__imp__freq__0, arity_Nat_Onat___Rings_Ocomm__semiring__1, fact_54_add__0__left, arity_Int_Oint___Groups_Omonoid__add, arity_Nat_Onat___Groups_Ozero, fact_26_tree_Osimps_I3_J, fact_44_int__if__cong, fact_63_height__0__imp__cost__0, help_If_3_1_T, fact_95_depth_Osimps_I2_J, help_If_2_1_T, fact_6_nat__add__left__commute, fact_46_int__int__eq, fact_92_nat__induct, fact_18_ab__semigroup__add__class_Oadd__ac_I1_J, arity_Int_Oint___Groups_Ocancel__semigroup__add, fact_50_comm__semiring__1__class_Onormalizing__semiring__rules_I6_J, fact_0_nat__add__left__cancel, fact_24_cost_Osimps_I2_J, arity_Int_Oint___Rings_Ocomm__semiring__1, fact_36_freq_Osimps_I1_J, fact_90_tree_Osize_I1_J, arity_Nat_Onat___Nat_Osemiring__char__0, fact_39_Nat__Transfer_Otransfer__int__nat__functions_I1_J, fact_64_transfer__int__nat__numerals_I1_J, arity_Nat_Onat___Groups_Oone, fact_11_comm__semiring__1__class_Onormalizing__semiring__rules_I21_J, fact_59_tree_Osize_I3_J, fact_94_zero__induct, fact_48_add__0__iff, arity_Int_Oint___Groups_Oab__semigroup__add, fact_33_weight_Osimps_I1_J, fact_93_nat_Oexhaust, fact_78_Suc__not__Zero, fact_43_of__nat__0, fact_73_Suc__neq__Zero, fact_45_transfer__int__nat__relations_I1_J, fact_65_int__0, help_pp_1_1_U, fact_86_add__is__1, fact_77_nat_Osimps_I3_J, fact_29_tree_Osimps_I1_J, fact_49_add_Ocomm__neutral, arity_Nat_Onat___Groups_Omonoid__add, fact_20_weight_Osimps_I2_J, fact_81_Suc__inject, arity_Int_Oint___Groups_Olinordered__ab__group__add, arity_Nat_Onat___Groups_Oab__semigroup__add, fact_79_nat_Osimps_I2_J, arity_Int_Oint___Groups_Ozero, arity_Nat_Onat___Groups_Ocancel__ab__semigroup__add, fact_80_Zero__not__Suc, arity_Int_Oint___Nat_Osemiring__char__0, help_pp_2_1_U, fact_89_tree_Osize_I2_J, fact_9_comm__semiring__1__class_Onormalizing__semiring__rules_I22_J, fact_31_tree_Orecs_I1_J, fact_57_plus__nat_Oadd__0, fact_96_nat_Osize_I2_J, arity_Nat_Onat___Groups_Ocancel__semigroup__add, fact_72_add__Suc, fact_70_nat_Oinject
% 9.01/3.20  % No. of inferences in proof: 250
% 9.01/3.20  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 2694 ms resp. 2233 ms w/o parsing
% 9.01/3.29  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 9.01/3.29  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------