TPTP Problem File: ITP126^2.p

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%------------------------------------------------------------------------------
% File     : ITP126^2 : TPTP v8.2.0. Released v7.5.0.
% Domain   : Interactive Theorem Proving
% Problem  : Sledgehammer Monitor problem prob_770__6461298_1
% Version  : Especial.
% English  :

% Refs     : [BH+15] Blanchette et al. (2015), Mining the Archive of Formal
%          : [Des21] Desharnais (2021), Email to Geoff Sutcliffe
% Source   : [Des21]
% Names    : Monitor/prob_770__6461298_1 [Des21]

% Status   : Theorem
% Rating   : 0.33 v8.2.0, 0.67 v8.1.0, 0.75 v7.5.0
% Syntax   : Number of formulae    :  384 ( 172 unt;  72 typ;   0 def)
%            Number of atoms       :  690 ( 339 equ;   0 cnn)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives : 2798 (  95   ~;  13   |;  51   &;2384   @)
%                                         (   0 <=>; 255  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   6 avg)
%            Number of types       :    6 (   5 usr)
%            Number of type conns  :  121 ( 121   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   70 (  67 usr;   7 con; 0-6 aty)
%            Number of variables   :  853 (  29   ^; 732   !;  37   ?; 853   :)
%                                         (  55  !>;   0  ?*;   0  @-;   0  @+)
% SPC      : TH1_THM_EQU_NAR

% Comments : This file was generated by Sledgehammer 2021-02-23 16:18:34.250
%------------------------------------------------------------------------------
% Could-be-implicit typings (11)
thf(ty_t_Monitor__Mirabelle__pzlrlsievl_Omformula,type,
    monito748960549ormula: $tType > $tType ).

thf(ty_t_Interval_O_092_060I_062,type,
    i: $tType ).

thf(ty_t_Option_Ooption,type,
    option: $tType > $tType ).

thf(ty_t_MFOTL_Oformula,type,
    formula: $tType > $tType ).

thf(ty_t_MFOTL_Otrm,type,
    trm: $tType > $tType ).

thf(ty_t_List_Olist,type,
    list: $tType > $tType ).

thf(ty_t_Set_Oset,type,
    set: $tType > $tType ).

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

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

thf(ty_tf_b,type,
    b: $tType ).

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

% Explicit typings (61)
thf(sy_cl_HOL_Otype,type,
    type: 
      !>[A: $tType] : $o ).

thf(sy_cl_Nat_Osize,type,
    size: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Ozero,type,
    zero: 
      !>[A: $tType] : $o ).

thf(sy_cl_Num_Oneg__numeral,type,
    neg_numeral: 
      !>[A: $tType] : $o ).

thf(sy_cl_Orderings_Oorder,type,
    order: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Ogroup__add,type,
    group_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Rings_Osemiring__1,type,
    semiring_1: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Omonoid__add,type,
    monoid_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Nat_Osemiring__char__0,type,
    semiring_char_0: 
      !>[A: $tType] : $o ).

thf(sy_cl_Orderings_Owellorder,type,
    wellorder: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Osemigroup__add,type,
    semigroup_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Rings_Olinordered__idom,type,
    linordered_idom: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Ocomm__monoid__add,type,
    comm_monoid_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Fields_Olinordered__field,type,
    linordered_field: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Oab__semigroup__add,type,
    ab_semigroup_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Ocancel__semigroup__add,type,
    cancel_semigroup_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Ocancel__comm__monoid__add,type,
    cancel1352612707id_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Olinordered__ab__group__add,type,
    linord219039673up_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Oordered__comm__monoid__add,type,
    ordere216010020id_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Oordered__ab__semigroup__add,type,
    ordere779506340up_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Rings_Olinordered__nonzero__semiring,type,
    linord1659791738miring: 
      !>[A: $tType] : $o ).

thf(sy_cl_Archimedean__Field_Oarchimedean__field,type,
    archim1804426504_field: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Ocanonically__ordered__monoid__add,type,
    canoni770627133id_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Ostrict__ordered__comm__monoid__add,type,
    strict797366125id_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Oordered__ab__semigroup__add__imp__le,type,
    ordere236663937imp_le: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Oordered__cancel__ab__semigroup__add,type,
    ordere223160158up_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Ostrict__ordered__ab__semigroup__add,type,
    strict2144017051up_add: 
      !>[A: $tType] : $o ).

thf(sy_cl_Groups_Oordered__ab__semigroup__monoid__add__imp__le,type,
    ordere516151231imp_le: 
      !>[A: $tType] : $o ).

thf(sy_cl_Semiring__Normalization_Ocomm__semiring__1__cancel__crossproduct,type,
    semiri456707255roduct: 
      !>[A: $tType] : $o ).

thf(sy_c_BNF__Greatest__Fixpoint_Oshift,type,
    bNF_Greatest_shift: 
      !>[A: $tType,B: $tType] : ( ( ( list @ A ) > B ) > A > ( list @ A ) > B ) ).

thf(sy_c_Groups_Oplus__class_Oplus,type,
    plus_plus: 
      !>[A: $tType] : ( A > A > A ) ).

thf(sy_c_Groups_Ozero__class_Ozero,type,
    zero_zero: 
      !>[A: $tType] : A ).

thf(sy_c_If,type,
    if: 
      !>[A: $tType] : ( $o > A > A > A ) ).

thf(sy_c_List_Odrop,type,
    drop: 
      !>[A: $tType] : ( nat > ( list @ A ) > ( list @ A ) ) ).

thf(sy_c_List_Ofind,type,
    find: 
      !>[A: $tType] : ( ( A > $o ) > ( list @ A ) > ( option @ A ) ) ).

thf(sy_c_List_Ogen__length,type,
    gen_length: 
      !>[A: $tType] : ( nat > ( list @ A ) > nat ) ).

thf(sy_c_List_Olist_OCons,type,
    cons: 
      !>[A: $tType] : ( A > ( list @ A ) > ( list @ A ) ) ).

thf(sy_c_List_Olist__ex,type,
    list_ex: 
      !>[A: $tType] : ( ( A > $o ) > ( list @ A ) > $o ) ).

thf(sy_c_List_Onth,type,
    nth: 
      !>[A: $tType] : ( ( list @ A ) > nat > A ) ).

thf(sy_c_MFOTL_Oformula_OEq,type,
    c_MFOTL_Oformula_OEq: 
      !>[A: $tType] : ( ( trm @ A ) > ( trm @ A ) > ( formula @ A ) ) ).

thf(sy_c_MFOTL_Ofvi,type,
    fvi: 
      !>[A: $tType] : ( nat > ( formula @ A ) > ( set @ nat ) ) ).

thf(sy_c_Monitor__Mirabelle__pzlrlsievl_Omformula_OMExists,type,
    monito518325957Exists: 
      !>[A: $tType] : ( ( monito748960549ormula @ A ) > ( monito748960549ormula @ A ) ) ).

thf(sy_c_Monitor__Mirabelle__pzlrlsievl_Omformula_OMNext,type,
    monito320348316_MNext: 
      !>[A: $tType] : ( i > ( monito748960549ormula @ A ) > $o > ( list @ nat ) > ( monito748960549ormula @ A ) ) ).

thf(sy_c_Monitor__Mirabelle__pzlrlsievl_Omformula_OMPrev,type,
    monito1987675900_MPrev: 
      !>[A: $tType] : ( i > ( monito748960549ormula @ A ) > $o > ( list @ ( set @ ( list @ ( option @ A ) ) ) ) > ( list @ nat ) > ( monito748960549ormula @ A ) ) ).

thf(sy_c_Monitor__Mirabelle__pzlrlsievl_Omformula_Osize__mformula,type,
    monito1197352414ormula: 
      !>[A: $tType] : ( ( A > nat ) > ( monito748960549ormula @ A ) > nat ) ).

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

thf(sy_c_Nat_Osemiring__1__class_Oof__nat,type,
    semiring_1_of_nat: 
      !>[A: $tType] : ( nat > A ) ).

thf(sy_c_Nat_Osize__class_Osize,type,
    size_size: 
      !>[A: $tType] : ( A > nat ) ).

thf(sy_c_Nat__Bijection_Otriangle,type,
    nat_triangle: nat > nat ).

thf(sy_c_Option_Ooption_ONone,type,
    none: 
      !>[A: $tType] : ( option @ A ) ).

thf(sy_c_Option_Ooption_OSome,type,
    some: 
      !>[A: $tType] : ( A > ( option @ A ) ) ).

thf(sy_c_Option_Ooption_Osize__option,type,
    size_option: 
      !>[A: $tType] : ( ( A > nat ) > ( option @ A ) > nat ) ).

thf(sy_c_Orderings_Oord__class_Oless,type,
    ord_less: 
      !>[A: $tType] : ( A > A > $o ) ).

thf(sy_c_Orderings_Oord__class_Oless__eq,type,
    ord_less_eq: 
      !>[A: $tType] : ( A > A > $o ) ).

thf(sy_c_Set_OCollect,type,
    collect: 
      !>[A: $tType] : ( ( A > $o ) > ( set @ A ) ) ).

thf(sy_c_member,type,
    member: 
      !>[A: $tType] : ( A > ( set @ A ) > $o ) ).

thf(sy_v__092_060phi_062,type,
    phi: formula @ a ).

thf(sy_v_b,type,
    b2: nat ).

thf(sy_v_n,type,
    n: nat ).

thf(sy_v_v,type,
    v: list @ ( option @ b ) ).

thf(sy_v_x,type,
    x: b ).

% Relevant facts (252)
thf(fact_0_nth__Cons__Suc,axiom,
    ! [A: $tType,X: A,Xs: list @ A,N: nat] :
      ( ( nth @ A @ ( cons @ A @ X @ Xs ) @ ( suc @ N ) )
      = ( nth @ A @ Xs @ N ) ) ).

% nth_Cons_Suc
thf(fact_1_nth__Cons__0,axiom,
    ! [A: $tType,X: A,Xs: list @ A] :
      ( ( nth @ A @ ( cons @ A @ X @ Xs ) @ ( zero_zero @ nat ) )
      = X ) ).

% nth_Cons_0
thf(fact_2_less__Suc0,axiom,
    ! [N: nat] :
      ( ( ord_less @ nat @ N @ ( suc @ ( zero_zero @ nat ) ) )
      = ( N
        = ( zero_zero @ nat ) ) ) ).

% less_Suc0
thf(fact_3_zero__less__Suc,axiom,
    ! [N: nat] : ( ord_less @ nat @ ( zero_zero @ nat ) @ ( suc @ N ) ) ).

% zero_less_Suc
thf(fact_4_not__None__eq,axiom,
    ! [A: $tType,X: option @ A] :
      ( ( X
       != ( none @ A ) )
      = ( ? [Y: A] :
            ( X
            = ( some @ A @ Y ) ) ) ) ).

% not_None_eq
thf(fact_5_not__Some__eq,axiom,
    ! [A: $tType,X: option @ A] :
      ( ( ! [Y: A] :
            ( X
           != ( some @ A @ Y ) ) )
      = ( X
        = ( none @ A ) ) ) ).

% not_Some_eq
thf(fact_6_lessI,axiom,
    ! [N: nat] : ( ord_less @ nat @ N @ ( suc @ N ) ) ).

% lessI
thf(fact_7_Suc__mono,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ N )
     => ( ord_less @ nat @ ( suc @ M ) @ ( suc @ N ) ) ) ).

% Suc_mono
thf(fact_8_Suc__less__eq,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ ( suc @ M ) @ ( suc @ N ) )
      = ( ord_less @ nat @ M @ N ) ) ).

% Suc_less_eq
thf(fact_9_neq0__conv,axiom,
    ! [N: nat] :
      ( ( N
       != ( zero_zero @ nat ) )
      = ( ord_less @ nat @ ( zero_zero @ nat ) @ N ) ) ).

% neq0_conv
thf(fact_10_less__nat__zero__code,axiom,
    ! [N: nat] :
      ~ ( ord_less @ nat @ N @ ( zero_zero @ nat ) ) ).

% less_nat_zero_code
thf(fact_11_bot__nat__0_Onot__eq__extremum,axiom,
    ! [A2: nat] :
      ( ( A2
       != ( zero_zero @ nat ) )
      = ( ord_less @ nat @ ( zero_zero @ nat ) @ A2 ) ) ).

% bot_nat_0.not_eq_extremum
thf(fact_12_list_Oinject,axiom,
    ! [A: $tType,X21: A,X22: list @ A,Y21: A,Y22: list @ A] :
      ( ( ( cons @ A @ X21 @ X22 )
        = ( cons @ A @ Y21 @ Y22 ) )
      = ( ( X21 = Y21 )
        & ( X22 = Y22 ) ) ) ).

% list.inject
thf(fact_13_old_Onat_Oinject,axiom,
    ! [Nat: nat,Nat2: nat] :
      ( ( ( suc @ Nat )
        = ( suc @ Nat2 ) )
      = ( Nat = Nat2 ) ) ).

% old.nat.inject
thf(fact_14_nat_Oinject,axiom,
    ! [X2: nat,Y2: nat] :
      ( ( ( suc @ X2 )
        = ( suc @ Y2 ) )
      = ( X2 = Y2 ) ) ).

% nat.inject
thf(fact_15_option_Oinject,axiom,
    ! [A: $tType,X2: A,Y2: A] :
      ( ( ( some @ A @ X2 )
        = ( some @ A @ Y2 ) )
      = ( X2 = Y2 ) ) ).

% option.inject
thf(fact_16_measure__induct__rule,axiom,
    ! [B: $tType,A: $tType] :
      ( ( wellorder @ B )
     => ! [F: A > B,P: A > $o,A2: A] :
          ( ! [X3: A] :
              ( ! [Y3: A] :
                  ( ( ord_less @ B @ ( F @ Y3 ) @ ( F @ X3 ) )
                 => ( P @ Y3 ) )
             => ( P @ X3 ) )
         => ( P @ A2 ) ) ) ).

% measure_induct_rule
thf(fact_17_measure__induct,axiom,
    ! [B: $tType,A: $tType] :
      ( ( wellorder @ B )
     => ! [F: A > B,P: A > $o,A2: A] :
          ( ! [X3: A] :
              ( ! [Y3: A] :
                  ( ( ord_less @ B @ ( F @ Y3 ) @ ( F @ X3 ) )
                 => ( P @ Y3 ) )
             => ( P @ X3 ) )
         => ( P @ A2 ) ) ) ).

% measure_induct
thf(fact_18_not__Cons__self2,axiom,
    ! [A: $tType,X: A,Xs: list @ A] :
      ( ( cons @ A @ X @ Xs )
     != Xs ) ).

% not_Cons_self2
thf(fact_19_n__not__Suc__n,axiom,
    ! [N: nat] :
      ( N
     != ( suc @ N ) ) ).

% n_not_Suc_n
thf(fact_20_Suc__inject,axiom,
    ! [X: nat,Y4: nat] :
      ( ( ( suc @ X )
        = ( suc @ Y4 ) )
     => ( X = Y4 ) ) ).

% Suc_inject
thf(fact_21_infinite__descent__measure,axiom,
    ! [A: $tType,P: A > $o,V: A > nat,X: A] :
      ( ! [X3: A] :
          ( ~ ( P @ X3 )
         => ? [Y3: A] :
              ( ( ord_less @ nat @ ( V @ Y3 ) @ ( V @ X3 ) )
              & ~ ( P @ Y3 ) ) )
     => ( P @ X ) ) ).

% infinite_descent_measure
thf(fact_22_linorder__neqE__nat,axiom,
    ! [X: nat,Y4: nat] :
      ( ( X != Y4 )
     => ( ~ ( ord_less @ nat @ X @ Y4 )
       => ( ord_less @ nat @ Y4 @ X ) ) ) ).

% linorder_neqE_nat
thf(fact_23_infinite__descent,axiom,
    ! [P: nat > $o,N: nat] :
      ( ! [N2: nat] :
          ( ~ ( P @ N2 )
         => ? [M2: nat] :
              ( ( ord_less @ nat @ M2 @ N2 )
              & ~ ( P @ M2 ) ) )
     => ( P @ N ) ) ).

% infinite_descent
thf(fact_24_nat__less__induct,axiom,
    ! [P: nat > $o,N: nat] :
      ( ! [N2: nat] :
          ( ! [M2: nat] :
              ( ( ord_less @ nat @ M2 @ N2 )
             => ( P @ M2 ) )
         => ( P @ N2 ) )
     => ( P @ N ) ) ).

% nat_less_induct
thf(fact_25_less__irrefl__nat,axiom,
    ! [N: nat] :
      ~ ( ord_less @ nat @ N @ N ) ).

% less_irrefl_nat
thf(fact_26_less__not__refl3,axiom,
    ! [S: nat,T: nat] :
      ( ( ord_less @ nat @ S @ T )
     => ( S != T ) ) ).

% less_not_refl3
thf(fact_27_less__not__refl2,axiom,
    ! [N: nat,M: nat] :
      ( ( ord_less @ nat @ N @ M )
     => ( M != N ) ) ).

% less_not_refl2
thf(fact_28_less__not__refl,axiom,
    ! [N: nat] :
      ~ ( ord_less @ nat @ N @ N ) ).

% less_not_refl
thf(fact_29_nat__neq__iff,axiom,
    ! [M: nat,N: nat] :
      ( ( M != N )
      = ( ( ord_less @ nat @ M @ N )
        | ( ord_less @ nat @ N @ M ) ) ) ).

% nat_neq_iff
thf(fact_30_size__neq__size__imp__neq,axiom,
    ! [A: $tType] :
      ( ( size @ A )
     => ! [X: A,Y4: A] :
          ( ( ( size_size @ A @ X )
           != ( size_size @ A @ Y4 ) )
         => ( X != Y4 ) ) ) ).

% size_neq_size_imp_neq
thf(fact_31_neq__if__length__neq,axiom,
    ! [A: $tType,Xs: list @ A,Ys: list @ A] :
      ( ( ( size_size @ ( list @ A ) @ Xs )
       != ( size_size @ ( list @ A ) @ Ys ) )
     => ( Xs != Ys ) ) ).

% neq_if_length_neq
thf(fact_32_Ex__list__of__length,axiom,
    ! [A: $tType,N: nat] :
    ? [Xs2: list @ A] :
      ( ( size_size @ ( list @ A ) @ Xs2 )
      = N ) ).

% Ex_list_of_length
thf(fact_33_not0__implies__Suc,axiom,
    ! [N: nat] :
      ( ( N
       != ( zero_zero @ nat ) )
     => ? [M3: nat] :
          ( N
          = ( suc @ M3 ) ) ) ).

% not0_implies_Suc
thf(fact_34_old_Onat_Oinducts,axiom,
    ! [P: nat > $o,Nat: nat] :
      ( ( P @ ( zero_zero @ nat ) )
     => ( ! [Nat3: nat] :
            ( ( P @ Nat3 )
           => ( P @ ( suc @ Nat3 ) ) )
       => ( P @ Nat ) ) ) ).

% old.nat.inducts
thf(fact_35_old_Onat_Oexhaust,axiom,
    ! [Y4: nat] :
      ( ( Y4
       != ( zero_zero @ nat ) )
     => ~ ! [Nat3: nat] :
            ( Y4
           != ( suc @ Nat3 ) ) ) ).

% old.nat.exhaust
thf(fact_36_Zero__not__Suc,axiom,
    ! [M: nat] :
      ( ( zero_zero @ nat )
     != ( suc @ M ) ) ).

% Zero_not_Suc
thf(fact_37_Zero__neq__Suc,axiom,
    ! [M: nat] :
      ( ( zero_zero @ nat )
     != ( suc @ M ) ) ).

% Zero_neq_Suc
thf(fact_38_Suc__neq__Zero,axiom,
    ! [M: nat] :
      ( ( suc @ M )
     != ( zero_zero @ nat ) ) ).

% Suc_neq_Zero
thf(fact_39_zero__induct,axiom,
    ! [P: nat > $o,K: nat] :
      ( ( P @ K )
     => ( ! [N2: nat] :
            ( ( P @ ( suc @ N2 ) )
           => ( P @ N2 ) )
       => ( P @ ( zero_zero @ nat ) ) ) ) ).

% zero_induct
thf(fact_40_diff__induct,axiom,
    ! [P: nat > nat > $o,M: nat,N: nat] :
      ( ! [X3: nat] : ( P @ X3 @ ( zero_zero @ nat ) )
     => ( ! [Y5: nat] : ( P @ ( zero_zero @ nat ) @ ( suc @ Y5 ) )
       => ( ! [X3: nat,Y5: nat] :
              ( ( P @ X3 @ Y5 )
             => ( P @ ( suc @ X3 ) @ ( suc @ Y5 ) ) )
         => ( P @ M @ N ) ) ) ) ).

% diff_induct
thf(fact_41_nat__induct,axiom,
    ! [P: nat > $o,N: nat] :
      ( ( P @ ( zero_zero @ nat ) )
     => ( ! [N2: nat] :
            ( ( P @ N2 )
           => ( P @ ( suc @ N2 ) ) )
       => ( P @ N ) ) ) ).

% nat_induct
thf(fact_42_mem__Collect__eq,axiom,
    ! [A: $tType,A2: A,P: A > $o] :
      ( ( member @ A @ A2 @ ( collect @ A @ P ) )
      = ( P @ A2 ) ) ).

% mem_Collect_eq
thf(fact_43_Collect__mem__eq,axiom,
    ! [A: $tType,A3: set @ A] :
      ( ( collect @ A
        @ ^ [X4: A] : ( member @ A @ X4 @ A3 ) )
      = A3 ) ).

% Collect_mem_eq
thf(fact_44_Collect__cong,axiom,
    ! [A: $tType,P: A > $o,Q: A > $o] :
      ( ! [X3: A] :
          ( ( P @ X3 )
          = ( Q @ X3 ) )
     => ( ( collect @ A @ P )
        = ( collect @ A @ Q ) ) ) ).

% Collect_cong
thf(fact_45_ext,axiom,
    ! [B: $tType,A: $tType,F: A > B,G: A > B] :
      ( ! [X3: A] :
          ( ( F @ X3 )
          = ( G @ X3 ) )
     => ( F = G ) ) ).

% ext
thf(fact_46_nat_OdiscI,axiom,
    ! [Nat: nat,X2: nat] :
      ( ( Nat
        = ( suc @ X2 ) )
     => ( Nat
       != ( zero_zero @ nat ) ) ) ).

% nat.discI
thf(fact_47_old_Onat_Odistinct_I1_J,axiom,
    ! [Nat2: nat] :
      ( ( zero_zero @ nat )
     != ( suc @ Nat2 ) ) ).

% old.nat.distinct(1)
thf(fact_48_old_Onat_Odistinct_I2_J,axiom,
    ! [Nat4: nat] :
      ( ( suc @ Nat4 )
     != ( zero_zero @ nat ) ) ).

% old.nat.distinct(2)
thf(fact_49_nat_Odistinct_I1_J,axiom,
    ! [X2: nat] :
      ( ( zero_zero @ nat )
     != ( suc @ X2 ) ) ).

% nat.distinct(1)
thf(fact_50_infinite__descent0__measure,axiom,
    ! [A: $tType,V: A > nat,P: A > $o,X: A] :
      ( ! [X3: A] :
          ( ( ( V @ X3 )
            = ( zero_zero @ nat ) )
         => ( P @ X3 ) )
     => ( ! [X3: A] :
            ( ( ord_less @ nat @ ( zero_zero @ nat ) @ ( V @ X3 ) )
           => ( ~ ( P @ X3 )
             => ? [Y3: A] :
                  ( ( ord_less @ nat @ ( V @ Y3 ) @ ( V @ X3 ) )
                  & ~ ( P @ Y3 ) ) ) )
       => ( P @ X ) ) ) ).

% infinite_descent0_measure
thf(fact_51_bot__nat__0_Oextremum__strict,axiom,
    ! [A2: nat] :
      ~ ( ord_less @ nat @ A2 @ ( zero_zero @ nat ) ) ).

% bot_nat_0.extremum_strict
thf(fact_52_infinite__descent0,axiom,
    ! [P: nat > $o,N: nat] :
      ( ( P @ ( zero_zero @ nat ) )
     => ( ! [N2: nat] :
            ( ( ord_less @ nat @ ( zero_zero @ nat ) @ N2 )
           => ( ~ ( P @ N2 )
             => ? [M2: nat] :
                  ( ( ord_less @ nat @ M2 @ N2 )
                  & ~ ( P @ M2 ) ) ) )
       => ( P @ N ) ) ) ).

% infinite_descent0
thf(fact_53_gr__implies__not0,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ N )
     => ( N
       != ( zero_zero @ nat ) ) ) ).

% gr_implies_not0
thf(fact_54_less__zeroE,axiom,
    ! [N: nat] :
      ~ ( ord_less @ nat @ N @ ( zero_zero @ nat ) ) ).

% less_zeroE
thf(fact_55_not__less0,axiom,
    ! [N: nat] :
      ~ ( ord_less @ nat @ N @ ( zero_zero @ nat ) ) ).

% not_less0
thf(fact_56_not__gr0,axiom,
    ! [N: nat] :
      ( ( ~ ( ord_less @ nat @ ( zero_zero @ nat ) @ N ) )
      = ( N
        = ( zero_zero @ nat ) ) ) ).

% not_gr0
thf(fact_57_gr0I,axiom,
    ! [N: nat] :
      ( ( N
       != ( zero_zero @ nat ) )
     => ( ord_less @ nat @ ( zero_zero @ nat ) @ N ) ) ).

% gr0I
thf(fact_58_not__less__less__Suc__eq,axiom,
    ! [N: nat,M: nat] :
      ( ~ ( ord_less @ nat @ N @ M )
     => ( ( ord_less @ nat @ N @ ( suc @ M ) )
        = ( N = M ) ) ) ).

% not_less_less_Suc_eq
thf(fact_59_strict__inc__induct,axiom,
    ! [I: nat,J: nat,P: nat > $o] :
      ( ( ord_less @ nat @ I @ J )
     => ( ! [I2: nat] :
            ( ( J
              = ( suc @ I2 ) )
           => ( P @ I2 ) )
       => ( ! [I2: nat] :
              ( ( ord_less @ nat @ I2 @ J )
             => ( ( P @ ( suc @ I2 ) )
               => ( P @ I2 ) ) )
         => ( P @ I ) ) ) ) ).

% strict_inc_induct
thf(fact_60_less__Suc__induct,axiom,
    ! [I: nat,J: nat,P: nat > nat > $o] :
      ( ( ord_less @ nat @ I @ J )
     => ( ! [I2: nat] : ( P @ I2 @ ( suc @ I2 ) )
       => ( ! [I2: nat,J2: nat,K2: nat] :
              ( ( ord_less @ nat @ I2 @ J2 )
             => ( ( ord_less @ nat @ J2 @ K2 )
               => ( ( P @ I2 @ J2 )
                 => ( ( P @ J2 @ K2 )
                   => ( P @ I2 @ K2 ) ) ) ) )
         => ( P @ I @ J ) ) ) ) ).

% less_Suc_induct
thf(fact_61_less__trans__Suc,axiom,
    ! [I: nat,J: nat,K: nat] :
      ( ( ord_less @ nat @ I @ J )
     => ( ( ord_less @ nat @ J @ K )
       => ( ord_less @ nat @ ( suc @ I ) @ K ) ) ) ).

% less_trans_Suc
thf(fact_62_Suc__less__SucD,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ ( suc @ M ) @ ( suc @ N ) )
     => ( ord_less @ nat @ M @ N ) ) ).

% Suc_less_SucD
thf(fact_63_less__antisym,axiom,
    ! [N: nat,M: nat] :
      ( ~ ( ord_less @ nat @ N @ M )
     => ( ( ord_less @ nat @ N @ ( suc @ M ) )
       => ( M = N ) ) ) ).

% less_antisym
thf(fact_64_Suc__less__eq2,axiom,
    ! [N: nat,M: nat] :
      ( ( ord_less @ nat @ ( suc @ N ) @ M )
      = ( ? [M4: nat] :
            ( ( M
              = ( suc @ M4 ) )
            & ( ord_less @ nat @ N @ M4 ) ) ) ) ).

% Suc_less_eq2
thf(fact_65_All__less__Suc,axiom,
    ! [N: nat,P: nat > $o] :
      ( ( ! [I3: nat] :
            ( ( ord_less @ nat @ I3 @ ( suc @ N ) )
           => ( P @ I3 ) ) )
      = ( ( P @ N )
        & ! [I3: nat] :
            ( ( ord_less @ nat @ I3 @ N )
           => ( P @ I3 ) ) ) ) ).

% All_less_Suc
thf(fact_66_not__less__eq,axiom,
    ! [M: nat,N: nat] :
      ( ( ~ ( ord_less @ nat @ M @ N ) )
      = ( ord_less @ nat @ N @ ( suc @ M ) ) ) ).

% not_less_eq
thf(fact_67_less__Suc__eq,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ ( suc @ N ) )
      = ( ( ord_less @ nat @ M @ N )
        | ( M = N ) ) ) ).

% less_Suc_eq
thf(fact_68_Ex__less__Suc,axiom,
    ! [N: nat,P: nat > $o] :
      ( ( ? [I3: nat] :
            ( ( ord_less @ nat @ I3 @ ( suc @ N ) )
            & ( P @ I3 ) ) )
      = ( ( P @ N )
        | ? [I3: nat] :
            ( ( ord_less @ nat @ I3 @ N )
            & ( P @ I3 ) ) ) ) ).

% Ex_less_Suc
thf(fact_69_less__SucI,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ N )
     => ( ord_less @ nat @ M @ ( suc @ N ) ) ) ).

% less_SucI
thf(fact_70_less__SucE,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ ( suc @ N ) )
     => ( ~ ( ord_less @ nat @ M @ N )
       => ( M = N ) ) ) ).

% less_SucE
thf(fact_71_Suc__lessI,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ N )
     => ( ( ( suc @ M )
         != N )
       => ( ord_less @ nat @ ( suc @ M ) @ N ) ) ) ).

% Suc_lessI
thf(fact_72_Suc__lessE,axiom,
    ! [I: nat,K: nat] :
      ( ( ord_less @ nat @ ( suc @ I ) @ K )
     => ~ ! [J2: nat] :
            ( ( ord_less @ nat @ I @ J2 )
           => ( K
             != ( suc @ J2 ) ) ) ) ).

% Suc_lessE
thf(fact_73_Suc__lessD,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ ( suc @ M ) @ N )
     => ( ord_less @ nat @ M @ N ) ) ).

% Suc_lessD
thf(fact_74_Nat_OlessE,axiom,
    ! [I: nat,K: nat] :
      ( ( ord_less @ nat @ I @ K )
     => ( ( K
         != ( suc @ I ) )
       => ~ ! [J2: nat] :
              ( ( ord_less @ nat @ I @ J2 )
             => ( K
               != ( suc @ J2 ) ) ) ) ) ).

% Nat.lessE
thf(fact_75_length__induct,axiom,
    ! [A: $tType,P: ( list @ A ) > $o,Xs: list @ A] :
      ( ! [Xs2: list @ A] :
          ( ! [Ys2: list @ A] :
              ( ( ord_less @ nat @ ( size_size @ ( list @ A ) @ Ys2 ) @ ( size_size @ ( list @ A ) @ Xs2 ) )
             => ( P @ Ys2 ) )
         => ( P @ Xs2 ) )
     => ( P @ Xs ) ) ).

% length_induct
thf(fact_76_combine__options__cases,axiom,
    ! [A: $tType,B: $tType,X: option @ A,P: ( option @ A ) > ( option @ B ) > $o,Y4: option @ B] :
      ( ( ( X
          = ( none @ A ) )
       => ( P @ X @ Y4 ) )
     => ( ( ( Y4
            = ( none @ B ) )
         => ( P @ X @ Y4 ) )
       => ( ! [A4: A,B2: B] :
              ( ( X
                = ( some @ A @ A4 ) )
             => ( ( Y4
                  = ( some @ B @ B2 ) )
               => ( P @ X @ Y4 ) ) )
         => ( P @ X @ Y4 ) ) ) ) ).

% combine_options_cases
thf(fact_77_split__option__all,axiom,
    ! [A: $tType] :
      ( ( ^ [P2: ( option @ A ) > $o] :
          ! [X5: option @ A] : ( P2 @ X5 ) )
      = ( ^ [P3: ( option @ A ) > $o] :
            ( ( P3 @ ( none @ A ) )
            & ! [X4: A] : ( P3 @ ( some @ A @ X4 ) ) ) ) ) ).

% split_option_all
thf(fact_78_split__option__ex,axiom,
    ! [A: $tType] :
      ( ( ^ [P2: ( option @ A ) > $o] :
          ? [X5: option @ A] : ( P2 @ X5 ) )
      = ( ^ [P3: ( option @ A ) > $o] :
            ( ( P3 @ ( none @ A ) )
            | ? [X4: A] : ( P3 @ ( some @ A @ X4 ) ) ) ) ) ).

% split_option_ex
thf(fact_79_option_Oinducts,axiom,
    ! [A: $tType,P: ( option @ A ) > $o,Option: option @ A] :
      ( ( P @ ( none @ A ) )
     => ( ! [X3: A] : ( P @ ( some @ A @ X3 ) )
       => ( P @ Option ) ) ) ).

% option.inducts
thf(fact_80_option_Oexhaust,axiom,
    ! [A: $tType,Y4: option @ A] :
      ( ( Y4
       != ( none @ A ) )
     => ~ ! [X23: A] :
            ( Y4
           != ( some @ A @ X23 ) ) ) ).

% option.exhaust
thf(fact_81_option_OdiscI,axiom,
    ! [A: $tType,Option: option @ A,X2: A] :
      ( ( Option
        = ( some @ A @ X2 ) )
     => ( Option
       != ( none @ A ) ) ) ).

% option.discI
thf(fact_82_option_Odistinct_I1_J,axiom,
    ! [A: $tType,X2: A] :
      ( ( none @ A )
     != ( some @ A @ X2 ) ) ).

% option.distinct(1)
thf(fact_83_lift__Suc__mono__less__iff,axiom,
    ! [A: $tType] :
      ( ( order @ A )
     => ! [F: nat > A,N: nat,M: nat] :
          ( ! [N2: nat] : ( ord_less @ A @ ( F @ N2 ) @ ( F @ ( suc @ N2 ) ) )
         => ( ( ord_less @ A @ ( F @ N ) @ ( F @ M ) )
            = ( ord_less @ nat @ N @ M ) ) ) ) ).

% lift_Suc_mono_less_iff
thf(fact_84_lift__Suc__mono__less,axiom,
    ! [A: $tType] :
      ( ( order @ A )
     => ! [F: nat > A,N: nat,N3: nat] :
          ( ! [N2: nat] : ( ord_less @ A @ ( F @ N2 ) @ ( F @ ( suc @ N2 ) ) )
         => ( ( ord_less @ nat @ N @ N3 )
           => ( ord_less @ A @ ( F @ N ) @ ( F @ N3 ) ) ) ) ) ).

% lift_Suc_mono_less
thf(fact_85_less__Suc__eq__0__disj,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ ( suc @ N ) )
      = ( ( M
          = ( zero_zero @ nat ) )
        | ? [J3: nat] :
            ( ( M
              = ( suc @ J3 ) )
            & ( ord_less @ nat @ J3 @ N ) ) ) ) ).

% less_Suc_eq_0_disj
thf(fact_86_gr0__implies__Suc,axiom,
    ! [N: nat] :
      ( ( ord_less @ nat @ ( zero_zero @ nat ) @ N )
     => ? [M3: nat] :
          ( N
          = ( suc @ M3 ) ) ) ).

% gr0_implies_Suc
thf(fact_87_All__less__Suc2,axiom,
    ! [N: nat,P: nat > $o] :
      ( ( ! [I3: nat] :
            ( ( ord_less @ nat @ I3 @ ( suc @ N ) )
           => ( P @ I3 ) ) )
      = ( ( P @ ( zero_zero @ nat ) )
        & ! [I3: nat] :
            ( ( ord_less @ nat @ I3 @ N )
           => ( P @ ( suc @ I3 ) ) ) ) ) ).

% All_less_Suc2
thf(fact_88_gr0__conv__Suc,axiom,
    ! [N: nat] :
      ( ( ord_less @ nat @ ( zero_zero @ nat ) @ N )
      = ( ? [M5: nat] :
            ( N
            = ( suc @ M5 ) ) ) ) ).

% gr0_conv_Suc
thf(fact_89_Ex__less__Suc2,axiom,
    ! [N: nat,P: nat > $o] :
      ( ( ? [I3: nat] :
            ( ( ord_less @ nat @ I3 @ ( suc @ N ) )
            & ( P @ I3 ) ) )
      = ( ( P @ ( zero_zero @ nat ) )
        | ? [I3: nat] :
            ( ( ord_less @ nat @ I3 @ N )
            & ( P @ ( suc @ I3 ) ) ) ) ) ).

% Ex_less_Suc2
thf(fact_90_length__Suc__conv,axiom,
    ! [A: $tType,Xs: list @ A,N: nat] :
      ( ( ( size_size @ ( list @ A ) @ Xs )
        = ( suc @ N ) )
      = ( ? [Y: A,Ys3: list @ A] :
            ( ( Xs
              = ( cons @ A @ Y @ Ys3 ) )
            & ( ( size_size @ ( list @ A ) @ Ys3 )
              = N ) ) ) ) ).

% length_Suc_conv
thf(fact_91_Suc__length__conv,axiom,
    ! [A: $tType,N: nat,Xs: list @ A] :
      ( ( ( suc @ N )
        = ( size_size @ ( list @ A ) @ Xs ) )
      = ( ? [Y: A,Ys3: list @ A] :
            ( ( Xs
              = ( cons @ A @ Y @ Ys3 ) )
            & ( ( size_size @ ( list @ A ) @ Ys3 )
              = N ) ) ) ) ).

% Suc_length_conv
thf(fact_92_list__eq__iff__nth__eq,axiom,
    ! [A: $tType] :
      ( ( ^ [Y6: list @ A,Z: list @ A] : Y6 = Z )
      = ( ^ [Xs3: list @ A,Ys3: list @ A] :
            ( ( ( size_size @ ( list @ A ) @ Xs3 )
              = ( size_size @ ( list @ A ) @ Ys3 ) )
            & ! [I3: nat] :
                ( ( ord_less @ nat @ I3 @ ( size_size @ ( list @ A ) @ Xs3 ) )
               => ( ( nth @ A @ Xs3 @ I3 )
                  = ( nth @ A @ Ys3 @ I3 ) ) ) ) ) ) ).

% list_eq_iff_nth_eq
thf(fact_93_Skolem__list__nth,axiom,
    ! [A: $tType,K: nat,P: nat > A > $o] :
      ( ( ! [I3: nat] :
            ( ( ord_less @ nat @ I3 @ K )
           => ? [X5: A] : ( P @ I3 @ X5 ) ) )
      = ( ? [Xs3: list @ A] :
            ( ( ( size_size @ ( list @ A ) @ Xs3 )
              = K )
            & ! [I3: nat] :
                ( ( ord_less @ nat @ I3 @ K )
               => ( P @ I3 @ ( nth @ A @ Xs3 @ I3 ) ) ) ) ) ) ).

% Skolem_list_nth
thf(fact_94_nth__equalityI,axiom,
    ! [A: $tType,Xs: list @ A,Ys: list @ A] :
      ( ( ( size_size @ ( list @ A ) @ Xs )
        = ( size_size @ ( list @ A ) @ Ys ) )
     => ( ! [I2: nat] :
            ( ( ord_less @ nat @ I2 @ ( size_size @ ( list @ A ) @ Xs ) )
           => ( ( nth @ A @ Xs @ I2 )
              = ( nth @ A @ Ys @ I2 ) ) )
       => ( Xs = Ys ) ) ) ).

% nth_equalityI
thf(fact_95_not__gr__zero,axiom,
    ! [A: $tType] :
      ( ( canoni770627133id_add @ A )
     => ! [N: A] :
          ( ( ~ ( ord_less @ A @ ( zero_zero @ A ) @ N ) )
          = ( N
            = ( zero_zero @ A ) ) ) ) ).

% not_gr_zero
thf(fact_96_fvi__Suc__bound,axiom,
    ! [A: $tType,B3: nat,Phi: formula @ A,N: nat] :
      ( ! [X3: nat] :
          ( ( member @ nat @ X3 @ ( fvi @ A @ ( suc @ B3 ) @ Phi ) )
         => ( ord_less @ nat @ X3 @ N ) )
     => ! [X6: nat] :
          ( ( member @ nat @ X6 @ ( fvi @ A @ B3 @ Phi ) )
         => ( ord_less @ nat @ X6 @ ( suc @ N ) ) ) ) ).

% fvi_Suc_bound
thf(fact_97_length__Cons,axiom,
    ! [A: $tType,X: A,Xs: list @ A] :
      ( ( size_size @ ( list @ A ) @ ( cons @ A @ X @ Xs ) )
      = ( suc @ ( size_size @ ( list @ A ) @ Xs ) ) ) ).

% length_Cons
thf(fact_98_option_Osize__gen_I1_J,axiom,
    ! [A: $tType,X: A > nat] :
      ( ( size_option @ A @ X @ ( none @ A ) )
      = ( suc @ ( zero_zero @ nat ) ) ) ).

% option.size_gen(1)
thf(fact_99_fvi__Suc,axiom,
    ! [A: $tType,X: nat,B3: nat,Phi: formula @ A] :
      ( ( member @ nat @ X @ ( fvi @ A @ ( suc @ B3 ) @ Phi ) )
      = ( member @ nat @ ( suc @ X ) @ ( fvi @ A @ B3 @ Phi ) ) ) ).

% fvi_Suc
thf(fact_100_option_Osize_I4_J,axiom,
    ! [A: $tType,X2: A] :
      ( ( size_size @ ( option @ A ) @ ( some @ A @ X2 ) )
      = ( suc @ ( zero_zero @ nat ) ) ) ).

% option.size(4)
thf(fact_101_option_Osize_I3_J,axiom,
    ! [A: $tType] :
      ( ( size_size @ ( option @ A ) @ ( none @ A ) )
      = ( suc @ ( zero_zero @ nat ) ) ) ).

% option.size(3)
thf(fact_102_find__Some__iff,axiom,
    ! [A: $tType,P: A > $o,Xs: list @ A,X: A] :
      ( ( ( find @ A @ P @ Xs )
        = ( some @ A @ X ) )
      = ( ? [I3: nat] :
            ( ( ord_less @ nat @ I3 @ ( size_size @ ( list @ A ) @ Xs ) )
            & ( P @ ( nth @ A @ Xs @ I3 ) )
            & ( X
              = ( nth @ A @ Xs @ I3 ) )
            & ! [J3: nat] :
                ( ( ord_less @ nat @ J3 @ I3 )
               => ~ ( P @ ( nth @ A @ Xs @ J3 ) ) ) ) ) ) ).

% find_Some_iff
thf(fact_103_exists__least__lemma,axiom,
    ! [P: nat > $o] :
      ( ~ ( P @ ( zero_zero @ nat ) )
     => ( ? [X_1: nat] : ( P @ X_1 )
       => ? [N2: nat] :
            ( ~ ( P @ N2 )
            & ( P @ ( suc @ N2 ) ) ) ) ) ).

% exists_least_lemma
thf(fact_104_dependent__nat__choice,axiom,
    ! [A: $tType,P: nat > A > $o,Q: nat > A > A > $o] :
      ( ? [X_1: A] : ( P @ ( zero_zero @ nat ) @ X_1 )
     => ( ! [X3: A,N2: nat] :
            ( ( P @ N2 @ X3 )
           => ? [Y3: A] :
                ( ( P @ ( suc @ N2 ) @ Y3 )
                & ( Q @ N2 @ X3 @ Y3 ) ) )
       => ? [F2: nat > A] :
          ! [N4: nat] :
            ( ( P @ N4 @ ( F2 @ N4 ) )
            & ( Q @ N4 @ ( F2 @ N4 ) @ ( F2 @ ( suc @ N4 ) ) ) ) ) ) ).

% dependent_nat_choice
thf(fact_105_formula_Osize__neq,axiom,
    ! [A: $tType,X: formula @ A] :
      ( ( size_size @ ( formula @ A ) @ X )
     != ( zero_zero @ nat ) ) ).

% formula.size_neq
thf(fact_106_trm_Osize__neq,axiom,
    ! [A: $tType,X: trm @ A] :
      ( ( size_size @ ( trm @ A ) @ X )
     != ( zero_zero @ nat ) ) ).

% trm.size_neq
thf(fact_107_mformula_Osize__neq,axiom,
    ! [A: $tType,X: monito748960549ormula @ A] :
      ( ( size_size @ ( monito748960549ormula @ A ) @ X )
     != ( zero_zero @ nat ) ) ).

% mformula.size_neq
thf(fact_108_option_Osize__neq,axiom,
    ! [A: $tType,X: option @ A] :
      ( ( size_size @ ( option @ A ) @ X )
     != ( zero_zero @ nat ) ) ).

% option.size_neq
thf(fact_109_zero__reorient,axiom,
    ! [A: $tType] :
      ( ( zero @ A )
     => ! [X: A] :
          ( ( ( zero_zero @ A )
            = X )
          = ( X
            = ( zero_zero @ A ) ) ) ) ).

% zero_reorient
thf(fact_110_find_Osimps_I2_J,axiom,
    ! [A: $tType,P: A > $o,X: A,Xs: list @ A] :
      ( ( ( P @ X )
       => ( ( find @ A @ P @ ( cons @ A @ X @ Xs ) )
          = ( some @ A @ X ) ) )
      & ( ~ ( P @ X )
       => ( ( find @ A @ P @ ( cons @ A @ X @ Xs ) )
          = ( find @ A @ P @ Xs ) ) ) ) ).

% find.simps(2)
thf(fact_111_gr__zeroI,axiom,
    ! [A: $tType] :
      ( ( canoni770627133id_add @ A )
     => ! [N: A] :
          ( ( N
           != ( zero_zero @ A ) )
         => ( ord_less @ A @ ( zero_zero @ A ) @ N ) ) ) ).

% gr_zeroI
thf(fact_112_not__less__zero,axiom,
    ! [A: $tType] :
      ( ( canoni770627133id_add @ A )
     => ! [N: A] :
          ~ ( ord_less @ A @ N @ ( zero_zero @ A ) ) ) ).

% not_less_zero
thf(fact_113_gr__implies__not__zero,axiom,
    ! [A: $tType] :
      ( ( canoni770627133id_add @ A )
     => ! [M: A,N: A] :
          ( ( ord_less @ A @ M @ N )
         => ( N
           != ( zero_zero @ A ) ) ) ) ).

% gr_implies_not_zero
thf(fact_114_zero__less__iff__neq__zero,axiom,
    ! [A: $tType] :
      ( ( canoni770627133id_add @ A )
     => ! [N: A] :
          ( ( ord_less @ A @ ( zero_zero @ A ) @ N )
          = ( N
           != ( zero_zero @ A ) ) ) ) ).

% zero_less_iff_neq_zero
thf(fact_115_BNF__Greatest__Fixpoint_Oshift__def,axiom,
    ! [B: $tType,A: $tType] :
      ( ( bNF_Greatest_shift @ A @ B )
      = ( ^ [Lab: ( list @ A ) > B,K3: A,Kl: list @ A] : ( Lab @ ( cons @ A @ K3 @ Kl ) ) ) ) ).

% BNF_Greatest_Fixpoint.shift_def
thf(fact_116_list__decode_Ocases,axiom,
    ! [X: nat] :
      ( ( X
       != ( zero_zero @ nat ) )
     => ~ ! [N2: nat] :
            ( X
           != ( suc @ N2 ) ) ) ).

% list_decode.cases
thf(fact_117_less__numeral__extra_I3_J,axiom,
    ! [A: $tType] :
      ( ( linord1659791738miring @ A )
     => ~ ( ord_less @ A @ ( zero_zero @ A ) @ ( zero_zero @ A ) ) ) ).

% less_numeral_extra(3)
thf(fact_118_field__lbound__gt__zero,axiom,
    ! [A: $tType] :
      ( ( linordered_field @ A )
     => ! [D1: A,D2: A] :
          ( ( ord_less @ A @ ( zero_zero @ A ) @ D1 )
         => ( ( ord_less @ A @ ( zero_zero @ A ) @ D2 )
           => ? [E: A] :
                ( ( ord_less @ A @ ( zero_zero @ A ) @ E )
                & ( ord_less @ A @ E @ D1 )
                & ( ord_less @ A @ E @ D2 ) ) ) ) ) ).

% field_lbound_gt_zero
thf(fact_119_length__code,axiom,
    ! [A: $tType] :
      ( ( size_size @ ( list @ A ) )
      = ( gen_length @ A @ ( zero_zero @ nat ) ) ) ).

% length_code
thf(fact_120_gen__length__code_I2_J,axiom,
    ! [B: $tType,N: nat,X: B,Xs: list @ B] :
      ( ( gen_length @ B @ N @ ( cons @ B @ X @ Xs ) )
      = ( gen_length @ B @ ( suc @ N ) @ Xs ) ) ).

% gen_length_code(2)
thf(fact_121_option_Osize__gen_I2_J,axiom,
    ! [A: $tType,X: A > nat,X2: A] :
      ( ( size_option @ A @ X @ ( some @ A @ X2 ) )
      = ( plus_plus @ nat @ ( X @ X2 ) @ ( suc @ ( zero_zero @ nat ) ) ) ) ).

% option.size_gen(2)
thf(fact_122_Cons__nth__drop__Suc,axiom,
    ! [A: $tType,I: nat,Xs: list @ A] :
      ( ( ord_less @ nat @ I @ ( size_size @ ( list @ A ) @ Xs ) )
     => ( ( cons @ A @ ( nth @ A @ Xs @ I ) @ ( drop @ A @ ( suc @ I ) @ Xs ) )
        = ( drop @ A @ I @ Xs ) ) ) ).

% Cons_nth_drop_Suc
thf(fact_123_list__ex__length,axiom,
    ! [A: $tType] :
      ( ( list_ex @ A )
      = ( ^ [P3: A > $o,Xs3: list @ A] :
          ? [N5: nat] :
            ( ( ord_less @ nat @ N5 @ ( size_size @ ( list @ A ) @ Xs3 ) )
            & ( P3 @ ( nth @ A @ Xs3 @ N5 ) ) ) ) ) ).

% list_ex_length
thf(fact_124_of__nat__0__less__iff,axiom,
    ! [A: $tType] :
      ( ( linord1659791738miring @ A )
     => ! [N: nat] :
          ( ( ord_less @ A @ ( zero_zero @ A ) @ ( semiring_1_of_nat @ A @ N ) )
          = ( ord_less @ nat @ ( zero_zero @ nat ) @ N ) ) ) ).

% of_nat_0_less_iff
thf(fact_125_add__left__cancel,axiom,
    ! [A: $tType] :
      ( ( cancel_semigroup_add @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( ( plus_plus @ A @ A2 @ B3 )
            = ( plus_plus @ A @ A2 @ C ) )
          = ( B3 = C ) ) ) ).

% add_left_cancel
thf(fact_126_add__right__cancel,axiom,
    ! [A: $tType] :
      ( ( cancel_semigroup_add @ A )
     => ! [B3: A,A2: A,C: A] :
          ( ( ( plus_plus @ A @ B3 @ A2 )
            = ( plus_plus @ A @ C @ A2 ) )
          = ( B3 = C ) ) ) ).

% add_right_cancel
thf(fact_127_of__nat__eq__iff,axiom,
    ! [A: $tType] :
      ( ( semiring_char_0 @ A )
     => ! [M: nat,N: nat] :
          ( ( ( semiring_1_of_nat @ A @ M )
            = ( semiring_1_of_nat @ A @ N ) )
          = ( M = N ) ) ) ).

% of_nat_eq_iff
thf(fact_128_zero__eq__add__iff__both__eq__0,axiom,
    ! [A: $tType] :
      ( ( canoni770627133id_add @ A )
     => ! [X: A,Y4: A] :
          ( ( ( zero_zero @ A )
            = ( plus_plus @ A @ X @ Y4 ) )
          = ( ( X
              = ( zero_zero @ A ) )
            & ( Y4
              = ( zero_zero @ A ) ) ) ) ) ).

% zero_eq_add_iff_both_eq_0
thf(fact_129_add__eq__0__iff__both__eq__0,axiom,
    ! [A: $tType] :
      ( ( canoni770627133id_add @ A )
     => ! [X: A,Y4: A] :
          ( ( ( plus_plus @ A @ X @ Y4 )
            = ( zero_zero @ A ) )
          = ( ( X
              = ( zero_zero @ A ) )
            & ( Y4
              = ( zero_zero @ A ) ) ) ) ) ).

% add_eq_0_iff_both_eq_0
thf(fact_130_add__cancel__right__right,axiom,
    ! [A: $tType] :
      ( ( cancel1352612707id_add @ A )
     => ! [A2: A,B3: A] :
          ( ( A2
            = ( plus_plus @ A @ A2 @ B3 ) )
          = ( B3
            = ( zero_zero @ A ) ) ) ) ).

% add_cancel_right_right
thf(fact_131_add__cancel__right__left,axiom,
    ! [A: $tType] :
      ( ( cancel1352612707id_add @ A )
     => ! [A2: A,B3: A] :
          ( ( A2
            = ( plus_plus @ A @ B3 @ A2 ) )
          = ( B3
            = ( zero_zero @ A ) ) ) ) ).

% add_cancel_right_left
thf(fact_132_add__cancel__left__right,axiom,
    ! [A: $tType] :
      ( ( cancel1352612707id_add @ A )
     => ! [A2: A,B3: A] :
          ( ( ( plus_plus @ A @ A2 @ B3 )
            = A2 )
          = ( B3
            = ( zero_zero @ A ) ) ) ) ).

% add_cancel_left_right
thf(fact_133_add__cancel__left__left,axiom,
    ! [A: $tType] :
      ( ( cancel1352612707id_add @ A )
     => ! [B3: A,A2: A] :
          ( ( ( plus_plus @ A @ B3 @ A2 )
            = A2 )
          = ( B3
            = ( zero_zero @ A ) ) ) ) ).

% add_cancel_left_left
thf(fact_134_double__zero__sym,axiom,
    ! [A: $tType] :
      ( ( linord219039673up_add @ A )
     => ! [A2: A] :
          ( ( ( zero_zero @ A )
            = ( plus_plus @ A @ A2 @ A2 ) )
          = ( A2
            = ( zero_zero @ A ) ) ) ) ).

% double_zero_sym
thf(fact_135_double__zero,axiom,
    ! [A: $tType] :
      ( ( linord219039673up_add @ A )
     => ! [A2: A] :
          ( ( ( plus_plus @ A @ A2 @ A2 )
            = ( zero_zero @ A ) )
          = ( A2
            = ( zero_zero @ A ) ) ) ) ).

% double_zero
thf(fact_136_add_Oright__neutral,axiom,
    ! [A: $tType] :
      ( ( monoid_add @ A )
     => ! [A2: A] :
          ( ( plus_plus @ A @ A2 @ ( zero_zero @ A ) )
          = A2 ) ) ).

% add.right_neutral
thf(fact_137_add_Oleft__neutral,axiom,
    ! [A: $tType] :
      ( ( monoid_add @ A )
     => ! [A2: A] :
          ( ( plus_plus @ A @ ( zero_zero @ A ) @ A2 )
          = A2 ) ) ).

% add.left_neutral
thf(fact_138_add__less__cancel__right,axiom,
    ! [A: $tType] :
      ( ( ordere236663937imp_le @ A )
     => ! [A2: A,C: A,B3: A] :
          ( ( ord_less @ A @ ( plus_plus @ A @ A2 @ C ) @ ( plus_plus @ A @ B3 @ C ) )
          = ( ord_less @ A @ A2 @ B3 ) ) ) ).

% add_less_cancel_right
thf(fact_139_add__less__cancel__left,axiom,
    ! [A: $tType] :
      ( ( ordere236663937imp_le @ A )
     => ! [C: A,A2: A,B3: A] :
          ( ( ord_less @ A @ ( plus_plus @ A @ C @ A2 ) @ ( plus_plus @ A @ C @ B3 ) )
          = ( ord_less @ A @ A2 @ B3 ) ) ) ).

% add_less_cancel_left
thf(fact_140_add__is__0,axiom,
    ! [M: nat,N: nat] :
      ( ( ( plus_plus @ nat @ M @ N )
        = ( zero_zero @ nat ) )
      = ( ( M
          = ( zero_zero @ nat ) )
        & ( N
          = ( zero_zero @ nat ) ) ) ) ).

% add_is_0
thf(fact_141_Nat_Oadd__0__right,axiom,
    ! [M: nat] :
      ( ( plus_plus @ nat @ M @ ( zero_zero @ nat ) )
      = M ) ).

% Nat.add_0_right
thf(fact_142_add__Suc__right,axiom,
    ! [M: nat,N: nat] :
      ( ( plus_plus @ nat @ M @ ( suc @ N ) )
      = ( suc @ ( plus_plus @ nat @ M @ N ) ) ) ).

% add_Suc_right
thf(fact_143_nat__add__left__cancel__less,axiom,
    ! [K: nat,M: nat,N: nat] :
      ( ( ord_less @ nat @ ( plus_plus @ nat @ K @ M ) @ ( plus_plus @ nat @ K @ N ) )
      = ( ord_less @ nat @ M @ N ) ) ).

% nat_add_left_cancel_less
thf(fact_144_drop0,axiom,
    ! [A: $tType] :
      ( ( drop @ A @ ( zero_zero @ nat ) )
      = ( ^ [X4: list @ A] : X4 ) ) ).

% drop0
thf(fact_145_drop__drop,axiom,
    ! [A: $tType,N: nat,M: nat,Xs: list @ A] :
      ( ( drop @ A @ N @ ( drop @ A @ M @ Xs ) )
      = ( drop @ A @ ( plus_plus @ nat @ N @ M ) @ Xs ) ) ).

% drop_drop
thf(fact_146_list__ex__simps_I1_J,axiom,
    ! [A: $tType,P: A > $o,X: A,Xs: list @ A] :
      ( ( list_ex @ A @ P @ ( cons @ A @ X @ Xs ) )
      = ( ( P @ X )
        | ( list_ex @ A @ P @ Xs ) ) ) ).

% list_ex_simps(1)
thf(fact_147_add__less__same__cancel1,axiom,
    ! [A: $tType] :
      ( ( ordere516151231imp_le @ A )
     => ! [B3: A,A2: A] :
          ( ( ord_less @ A @ ( plus_plus @ A @ B3 @ A2 ) @ B3 )
          = ( ord_less @ A @ A2 @ ( zero_zero @ A ) ) ) ) ).

% add_less_same_cancel1
thf(fact_148_add__less__same__cancel2,axiom,
    ! [A: $tType] :
      ( ( ordere516151231imp_le @ A )
     => ! [A2: A,B3: A] :
          ( ( ord_less @ A @ ( plus_plus @ A @ A2 @ B3 ) @ B3 )
          = ( ord_less @ A @ A2 @ ( zero_zero @ A ) ) ) ) ).

% add_less_same_cancel2
thf(fact_149_less__add__same__cancel1,axiom,
    ! [A: $tType] :
      ( ( ordere516151231imp_le @ A )
     => ! [A2: A,B3: A] :
          ( ( ord_less @ A @ A2 @ ( plus_plus @ A @ A2 @ B3 ) )
          = ( ord_less @ A @ ( zero_zero @ A ) @ B3 ) ) ) ).

% less_add_same_cancel1
thf(fact_150_less__add__same__cancel2,axiom,
    ! [A: $tType] :
      ( ( ordere516151231imp_le @ A )
     => ! [A2: A,B3: A] :
          ( ( ord_less @ A @ A2 @ ( plus_plus @ A @ B3 @ A2 ) )
          = ( ord_less @ A @ ( zero_zero @ A ) @ B3 ) ) ) ).

% less_add_same_cancel2
thf(fact_151_double__add__less__zero__iff__single__add__less__zero,axiom,
    ! [A: $tType] :
      ( ( linord219039673up_add @ A )
     => ! [A2: A] :
          ( ( ord_less @ A @ ( plus_plus @ A @ A2 @ A2 ) @ ( zero_zero @ A ) )
          = ( ord_less @ A @ A2 @ ( zero_zero @ A ) ) ) ) ).

% double_add_less_zero_iff_single_add_less_zero
thf(fact_152_zero__less__double__add__iff__zero__less__single__add,axiom,
    ! [A: $tType] :
      ( ( linord219039673up_add @ A )
     => ! [A2: A] :
          ( ( ord_less @ A @ ( zero_zero @ A ) @ ( plus_plus @ A @ A2 @ A2 ) )
          = ( ord_less @ A @ ( zero_zero @ A ) @ A2 ) ) ) ).

% zero_less_double_add_iff_zero_less_single_add
thf(fact_153_of__nat__0,axiom,
    ! [A: $tType] :
      ( ( semiring_1 @ A )
     => ( ( semiring_1_of_nat @ A @ ( zero_zero @ nat ) )
        = ( zero_zero @ A ) ) ) ).

% of_nat_0
thf(fact_154_of__nat__0__eq__iff,axiom,
    ! [A: $tType] :
      ( ( semiring_char_0 @ A )
     => ! [N: nat] :
          ( ( ( zero_zero @ A )
            = ( semiring_1_of_nat @ A @ N ) )
          = ( ( zero_zero @ nat )
            = N ) ) ) ).

% of_nat_0_eq_iff
thf(fact_155_of__nat__eq__0__iff,axiom,
    ! [A: $tType] :
      ( ( semiring_char_0 @ A )
     => ! [M: nat] :
          ( ( ( semiring_1_of_nat @ A @ M )
            = ( zero_zero @ A ) )
          = ( M
            = ( zero_zero @ nat ) ) ) ) ).

% of_nat_eq_0_iff
thf(fact_156_of__nat__less__iff,axiom,
    ! [A: $tType] :
      ( ( linord1659791738miring @ A )
     => ! [M: nat,N: nat] :
          ( ( ord_less @ A @ ( semiring_1_of_nat @ A @ M ) @ ( semiring_1_of_nat @ A @ N ) )
          = ( ord_less @ nat @ M @ N ) ) ) ).

% of_nat_less_iff
thf(fact_157_of__nat__add,axiom,
    ! [A: $tType] :
      ( ( semiring_1 @ A )
     => ! [M: nat,N: nat] :
          ( ( semiring_1_of_nat @ A @ ( plus_plus @ nat @ M @ N ) )
          = ( plus_plus @ A @ ( semiring_1_of_nat @ A @ M ) @ ( semiring_1_of_nat @ A @ N ) ) ) ) ).

% of_nat_add
thf(fact_158_add__gr__0,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ ( zero_zero @ nat ) @ ( plus_plus @ nat @ M @ N ) )
      = ( ( ord_less @ nat @ ( zero_zero @ nat ) @ M )
        | ( ord_less @ nat @ ( zero_zero @ nat ) @ N ) ) ) ).

% add_gr_0
thf(fact_159_drop__Suc__Cons,axiom,
    ! [A: $tType,N: nat,X: A,Xs: list @ A] :
      ( ( drop @ A @ ( suc @ N ) @ ( cons @ A @ X @ Xs ) )
      = ( drop @ A @ N @ Xs ) ) ).

% drop_Suc_Cons
thf(fact_160_is__num__normalize_I1_J,axiom,
    ! [A: $tType] :
      ( ( neg_numeral @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( plus_plus @ A @ ( plus_plus @ A @ A2 @ B3 ) @ C )
          = ( plus_plus @ A @ A2 @ ( plus_plus @ A @ B3 @ C ) ) ) ) ).

% is_num_normalize(1)
thf(fact_161_less__add__eq__less,axiom,
    ! [K: nat,L: nat,M: nat,N: nat] :
      ( ( ord_less @ nat @ K @ L )
     => ( ( ( plus_plus @ nat @ M @ L )
          = ( plus_plus @ nat @ K @ N ) )
       => ( ord_less @ nat @ M @ N ) ) ) ).

% less_add_eq_less
thf(fact_162_trans__less__add2,axiom,
    ! [I: nat,J: nat,M: nat] :
      ( ( ord_less @ nat @ I @ J )
     => ( ord_less @ nat @ I @ ( plus_plus @ nat @ M @ J ) ) ) ).

% trans_less_add2
thf(fact_163_trans__less__add1,axiom,
    ! [I: nat,J: nat,M: nat] :
      ( ( ord_less @ nat @ I @ J )
     => ( ord_less @ nat @ I @ ( plus_plus @ nat @ J @ M ) ) ) ).

% trans_less_add1
thf(fact_164_add__less__mono1,axiom,
    ! [I: nat,J: nat,K: nat] :
      ( ( ord_less @ nat @ I @ J )
     => ( ord_less @ nat @ ( plus_plus @ nat @ I @ K ) @ ( plus_plus @ nat @ J @ K ) ) ) ).

% add_less_mono1
thf(fact_165_not__add__less2,axiom,
    ! [J: nat,I: nat] :
      ~ ( ord_less @ nat @ ( plus_plus @ nat @ J @ I ) @ I ) ).

% not_add_less2
thf(fact_166_not__add__less1,axiom,
    ! [I: nat,J: nat] :
      ~ ( ord_less @ nat @ ( plus_plus @ nat @ I @ J ) @ I ) ).

% not_add_less1
thf(fact_167_add__less__mono,axiom,
    ! [I: nat,J: nat,K: nat,L: nat] :
      ( ( ord_less @ nat @ I @ J )
     => ( ( ord_less @ nat @ K @ L )
       => ( ord_less @ nat @ ( plus_plus @ nat @ I @ K ) @ ( plus_plus @ nat @ J @ L ) ) ) ) ).

% add_less_mono
thf(fact_168_add__lessD1,axiom,
    ! [I: nat,J: nat,K: nat] :
      ( ( ord_less @ nat @ ( plus_plus @ nat @ I @ J ) @ K )
     => ( ord_less @ nat @ I @ K ) ) ).

% add_lessD1
thf(fact_169_add__Suc,axiom,
    ! [M: nat,N: nat] :
      ( ( plus_plus @ nat @ ( suc @ M ) @ N )
      = ( suc @ ( plus_plus @ nat @ M @ N ) ) ) ).

% add_Suc
thf(fact_170_nat__arith_Osuc1,axiom,
    ! [A3: nat,K: nat,A2: nat] :
      ( ( A3
        = ( plus_plus @ nat @ K @ A2 ) )
     => ( ( suc @ A3 )
        = ( plus_plus @ nat @ K @ ( suc @ A2 ) ) ) ) ).

% nat_arith.suc1
thf(fact_171_add__Suc__shift,axiom,
    ! [M: nat,N: nat] :
      ( ( plus_plus @ nat @ ( suc @ M ) @ N )
      = ( plus_plus @ nat @ M @ ( suc @ N ) ) ) ).

% add_Suc_shift
thf(fact_172_add__eq__self__zero,axiom,
    ! [M: nat,N: nat] :
      ( ( ( plus_plus @ nat @ M @ N )
        = M )
     => ( N
        = ( zero_zero @ nat ) ) ) ).

% add_eq_self_zero
thf(fact_173_plus__nat_Oadd__0,axiom,
    ! [N: nat] :
      ( ( plus_plus @ nat @ ( zero_zero @ nat ) @ N )
      = N ) ).

% plus_nat.add_0
thf(fact_174_drop__0,axiom,
    ! [A: $tType,Xs: list @ A] :
      ( ( drop @ A @ ( zero_zero @ nat ) @ Xs )
      = Xs ) ).

% drop_0
thf(fact_175_add__less__imp__less__right,axiom,
    ! [A: $tType] :
      ( ( ordere236663937imp_le @ A )
     => ! [A2: A,C: A,B3: A] :
          ( ( ord_less @ A @ ( plus_plus @ A @ A2 @ C ) @ ( plus_plus @ A @ B3 @ C ) )
         => ( ord_less @ A @ A2 @ B3 ) ) ) ).

% add_less_imp_less_right
thf(fact_176_add__less__imp__less__left,axiom,
    ! [A: $tType] :
      ( ( ordere236663937imp_le @ A )
     => ! [C: A,A2: A,B3: A] :
          ( ( ord_less @ A @ ( plus_plus @ A @ C @ A2 ) @ ( plus_plus @ A @ C @ B3 ) )
         => ( ord_less @ A @ A2 @ B3 ) ) ) ).

% add_less_imp_less_left
thf(fact_177_add__strict__right__mono,axiom,
    ! [A: $tType] :
      ( ( ordere223160158up_add @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( ord_less @ A @ A2 @ B3 )
         => ( ord_less @ A @ ( plus_plus @ A @ A2 @ C ) @ ( plus_plus @ A @ B3 @ C ) ) ) ) ).

% add_strict_right_mono
thf(fact_178_add__strict__left__mono,axiom,
    ! [A: $tType] :
      ( ( ordere223160158up_add @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( ord_less @ A @ A2 @ B3 )
         => ( ord_less @ A @ ( plus_plus @ A @ C @ A2 ) @ ( plus_plus @ A @ C @ B3 ) ) ) ) ).

% add_strict_left_mono
thf(fact_179_add__strict__mono,axiom,
    ! [A: $tType] :
      ( ( strict2144017051up_add @ A )
     => ! [A2: A,B3: A,C: A,D: A] :
          ( ( ord_less @ A @ A2 @ B3 )
         => ( ( ord_less @ A @ C @ D )
           => ( ord_less @ A @ ( plus_plus @ A @ A2 @ C ) @ ( plus_plus @ A @ B3 @ D ) ) ) ) ) ).

% add_strict_mono
thf(fact_180_add__mono__thms__linordered__field_I1_J,axiom,
    ! [A: $tType] :
      ( ( ordere223160158up_add @ A )
     => ! [I: A,J: A,K: A,L: A] :
          ( ( ( ord_less @ A @ I @ J )
            & ( K = L ) )
         => ( ord_less @ A @ ( plus_plus @ A @ I @ K ) @ ( plus_plus @ A @ J @ L ) ) ) ) ).

% add_mono_thms_linordered_field(1)
thf(fact_181_add__mono__thms__linordered__field_I2_J,axiom,
    ! [A: $tType] :
      ( ( ordere223160158up_add @ A )
     => ! [I: A,J: A,K: A,L: A] :
          ( ( ( I = J )
            & ( ord_less @ A @ K @ L ) )
         => ( ord_less @ A @ ( plus_plus @ A @ I @ K ) @ ( plus_plus @ A @ J @ L ) ) ) ) ).

% add_mono_thms_linordered_field(2)
thf(fact_182_add__mono__thms__linordered__field_I5_J,axiom,
    ! [A: $tType] :
      ( ( ordere223160158up_add @ A )
     => ! [I: A,J: A,K: A,L: A] :
          ( ( ( ord_less @ A @ I @ J )
            & ( ord_less @ A @ K @ L ) )
         => ( ord_less @ A @ ( plus_plus @ A @ I @ K ) @ ( plus_plus @ A @ J @ L ) ) ) ) ).

% add_mono_thms_linordered_field(5)
thf(fact_183_add_Ogroup__left__neutral,axiom,
    ! [A: $tType] :
      ( ( group_add @ A )
     => ! [A2: A] :
          ( ( plus_plus @ A @ ( zero_zero @ A ) @ A2 )
          = A2 ) ) ).

% add.group_left_neutral
thf(fact_184_add_Ocomm__neutral,axiom,
    ! [A: $tType] :
      ( ( comm_monoid_add @ A )
     => ! [A2: A] :
          ( ( plus_plus @ A @ A2 @ ( zero_zero @ A ) )
          = A2 ) ) ).

% add.comm_neutral
thf(fact_185_comm__monoid__add__class_Oadd__0,axiom,
    ! [A: $tType] :
      ( ( comm_monoid_add @ A )
     => ! [A2: A] :
          ( ( plus_plus @ A @ ( zero_zero @ A ) @ A2 )
          = A2 ) ) ).

% comm_monoid_add_class.add_0
thf(fact_186_reals__Archimedean2,axiom,
    ! [A: $tType] :
      ( ( archim1804426504_field @ A )
     => ! [X: A] :
        ? [N2: nat] : ( ord_less @ A @ X @ ( semiring_1_of_nat @ A @ N2 ) ) ) ).

% reals_Archimedean2
thf(fact_187_ab__semigroup__add__class_Oadd__ac_I1_J,axiom,
    ! [A: $tType] :
      ( ( ab_semigroup_add @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( plus_plus @ A @ ( plus_plus @ A @ A2 @ B3 ) @ C )
          = ( plus_plus @ A @ A2 @ ( plus_plus @ A @ B3 @ C ) ) ) ) ).

% ab_semigroup_add_class.add_ac(1)
thf(fact_188_add__mono__thms__linordered__semiring_I4_J,axiom,
    ! [A: $tType] :
      ( ( ordere779506340up_add @ A )
     => ! [I: A,J: A,K: A,L: A] :
          ( ( ( I = J )
            & ( K = L ) )
         => ( ( plus_plus @ A @ I @ K )
            = ( plus_plus @ A @ J @ L ) ) ) ) ).

% add_mono_thms_linordered_semiring(4)
thf(fact_189_group__cancel_Oadd1,axiom,
    ! [A: $tType] :
      ( ( comm_monoid_add @ A )
     => ! [A3: A,K: A,A2: A,B3: A] :
          ( ( A3
            = ( plus_plus @ A @ K @ A2 ) )
         => ( ( plus_plus @ A @ A3 @ B3 )
            = ( plus_plus @ A @ K @ ( plus_plus @ A @ A2 @ B3 ) ) ) ) ) ).

% group_cancel.add1
thf(fact_190_group__cancel_Oadd2,axiom,
    ! [A: $tType] :
      ( ( comm_monoid_add @ A )
     => ! [B4: A,K: A,B3: A,A2: A] :
          ( ( B4
            = ( plus_plus @ A @ K @ B3 ) )
         => ( ( plus_plus @ A @ A2 @ B4 )
            = ( plus_plus @ A @ K @ ( plus_plus @ A @ A2 @ B3 ) ) ) ) ) ).

% group_cancel.add2
thf(fact_191_add_Oassoc,axiom,
    ! [A: $tType] :
      ( ( semigroup_add @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( plus_plus @ A @ ( plus_plus @ A @ A2 @ B3 ) @ C )
          = ( plus_plus @ A @ A2 @ ( plus_plus @ A @ B3 @ C ) ) ) ) ).

% add.assoc
thf(fact_192_add_Oleft__cancel,axiom,
    ! [A: $tType] :
      ( ( group_add @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( ( plus_plus @ A @ A2 @ B3 )
            = ( plus_plus @ A @ A2 @ C ) )
          = ( B3 = C ) ) ) ).

% add.left_cancel
thf(fact_193_add_Oright__cancel,axiom,
    ! [A: $tType] :
      ( ( group_add @ A )
     => ! [B3: A,A2: A,C: A] :
          ( ( ( plus_plus @ A @ B3 @ A2 )
            = ( plus_plus @ A @ C @ A2 ) )
          = ( B3 = C ) ) ) ).

% add.right_cancel
thf(fact_194_add_Ocommute,axiom,
    ! [A: $tType] :
      ( ( ab_semigroup_add @ A )
     => ( ( plus_plus @ A )
        = ( ^ [A5: A,B5: A] : ( plus_plus @ A @ B5 @ A5 ) ) ) ) ).

% add.commute
thf(fact_195_add_Oleft__commute,axiom,
    ! [A: $tType] :
      ( ( ab_semigroup_add @ A )
     => ! [B3: A,A2: A,C: A] :
          ( ( plus_plus @ A @ B3 @ ( plus_plus @ A @ A2 @ C ) )
          = ( plus_plus @ A @ A2 @ ( plus_plus @ A @ B3 @ C ) ) ) ) ).

% add.left_commute
thf(fact_196_add__left__imp__eq,axiom,
    ! [A: $tType] :
      ( ( cancel_semigroup_add @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( ( plus_plus @ A @ A2 @ B3 )
            = ( plus_plus @ A @ A2 @ C ) )
         => ( B3 = C ) ) ) ).

% add_left_imp_eq
thf(fact_197_add__right__imp__eq,axiom,
    ! [A: $tType] :
      ( ( cancel_semigroup_add @ A )
     => ! [B3: A,A2: A,C: A] :
          ( ( ( plus_plus @ A @ B3 @ A2 )
            = ( plus_plus @ A @ C @ A2 ) )
         => ( B3 = C ) ) ) ).

% add_right_imp_eq
thf(fact_198_of__nat__less__0__iff,axiom,
    ! [A: $tType] :
      ( ( linord1659791738miring @ A )
     => ! [M: nat] :
          ~ ( ord_less @ A @ ( semiring_1_of_nat @ A @ M ) @ ( zero_zero @ A ) ) ) ).

% of_nat_less_0_iff
thf(fact_199_of__nat__neq__0,axiom,
    ! [A: $tType] :
      ( ( semiring_char_0 @ A )
     => ! [N: nat] :
          ( ( semiring_1_of_nat @ A @ ( suc @ N ) )
         != ( zero_zero @ A ) ) ) ).

% of_nat_neq_0
thf(fact_200_less__imp__of__nat__less,axiom,
    ! [A: $tType] :
      ( ( linord1659791738miring @ A )
     => ! [M: nat,N: nat] :
          ( ( ord_less @ nat @ M @ N )
         => ( ord_less @ A @ ( semiring_1_of_nat @ A @ M ) @ ( semiring_1_of_nat @ A @ N ) ) ) ) ).

% less_imp_of_nat_less
thf(fact_201_of__nat__less__imp__less,axiom,
    ! [A: $tType] :
      ( ( linord1659791738miring @ A )
     => ! [M: nat,N: nat] :
          ( ( ord_less @ A @ ( semiring_1_of_nat @ A @ M ) @ ( semiring_1_of_nat @ A @ N ) )
         => ( ord_less @ nat @ M @ N ) ) ) ).

% of_nat_less_imp_less
thf(fact_202_add__neg__neg,axiom,
    ! [A: $tType] :
      ( ( ordere216010020id_add @ A )
     => ! [A2: A,B3: A] :
          ( ( ord_less @ A @ A2 @ ( zero_zero @ A ) )
         => ( ( ord_less @ A @ B3 @ ( zero_zero @ A ) )
           => ( ord_less @ A @ ( plus_plus @ A @ A2 @ B3 ) @ ( zero_zero @ A ) ) ) ) ) ).

% add_neg_neg
thf(fact_203_add__pos__pos,axiom,
    ! [A: $tType] :
      ( ( ordere216010020id_add @ A )
     => ! [A2: A,B3: A] :
          ( ( ord_less @ A @ ( zero_zero @ A ) @ A2 )
         => ( ( ord_less @ A @ ( zero_zero @ A ) @ B3 )
           => ( ord_less @ A @ ( zero_zero @ A ) @ ( plus_plus @ A @ A2 @ B3 ) ) ) ) ) ).

% add_pos_pos
thf(fact_204_canonically__ordered__monoid__add__class_OlessE,axiom,
    ! [A: $tType] :
      ( ( canoni770627133id_add @ A )
     => ! [A2: A,B3: A] :
          ( ( ord_less @ A @ A2 @ B3 )
         => ~ ! [C2: A] :
                ( ( B3
                  = ( plus_plus @ A @ A2 @ C2 ) )
               => ( C2
                  = ( zero_zero @ A ) ) ) ) ) ).

% canonically_ordered_monoid_add_class.lessE
thf(fact_205_pos__add__strict,axiom,
    ! [A: $tType] :
      ( ( strict797366125id_add @ A )
     => ! [A2: A,B3: A,C: A] :
          ( ( ord_less @ A @ ( zero_zero @ A ) @ A2 )
         => ( ( ord_less @ A @ B3 @ C )
           => ( ord_less @ A @ B3 @ ( plus_plus @ A @ A2 @ C ) ) ) ) ) ).

% pos_add_strict
thf(fact_206_nth__via__drop,axiom,
    ! [A: $tType,N: nat,Xs: list @ A,Y4: A,Ys: list @ A] :
      ( ( ( drop @ A @ N @ Xs )
        = ( cons @ A @ Y4 @ Ys ) )
     => ( ( nth @ A @ Xs @ N )
        = Y4 ) ) ).

% nth_via_drop
thf(fact_207_add__is__1,axiom,
    ! [M: nat,N: nat] :
      ( ( ( plus_plus @ nat @ M @ N )
        = ( suc @ ( zero_zero @ nat ) ) )
      = ( ( ( M
            = ( suc @ ( zero_zero @ nat ) ) )
          & ( N
            = ( zero_zero @ nat ) ) )
        | ( ( M
            = ( zero_zero @ nat ) )
          & ( N
            = ( suc @ ( zero_zero @ nat ) ) ) ) ) ) ).

% add_is_1
thf(fact_208_one__is__add,axiom,
    ! [M: nat,N: nat] :
      ( ( ( suc @ ( zero_zero @ nat ) )
        = ( plus_plus @ nat @ M @ N ) )
      = ( ( ( M
            = ( suc @ ( zero_zero @ nat ) ) )
          & ( N
            = ( zero_zero @ nat ) ) )
        | ( ( M
            = ( zero_zero @ nat ) )
          & ( N
            = ( suc @ ( zero_zero @ nat ) ) ) ) ) ) ).

% one_is_add
thf(fact_209_less__imp__add__positive,axiom,
    ! [I: nat,J: nat] :
      ( ( ord_less @ nat @ I @ J )
     => ? [K2: nat] :
          ( ( ord_less @ nat @ ( zero_zero @ nat ) @ K2 )
          & ( ( plus_plus @ nat @ I @ K2 )
            = J ) ) ) ).

% less_imp_add_positive
thf(fact_210_less__natE,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ N )
     => ~ ! [Q2: nat] :
            ( N
           != ( suc @ ( plus_plus @ nat @ M @ Q2 ) ) ) ) ).

% less_natE
thf(fact_211_less__add__Suc1,axiom,
    ! [I: nat,M: nat] : ( ord_less @ nat @ I @ ( suc @ ( plus_plus @ nat @ I @ M ) ) ) ).

% less_add_Suc1
thf(fact_212_less__add__Suc2,axiom,
    ! [I: nat,M: nat] : ( ord_less @ nat @ I @ ( suc @ ( plus_plus @ nat @ M @ I ) ) ) ).

% less_add_Suc2
thf(fact_213_less__iff__Suc__add,axiom,
    ( ( ord_less @ nat )
    = ( ^ [M5: nat,N5: nat] :
        ? [K3: nat] :
          ( N5
          = ( suc @ ( plus_plus @ nat @ M5 @ K3 ) ) ) ) ) ).

% less_iff_Suc_add
thf(fact_214_less__imp__Suc__add,axiom,
    ! [M: nat,N: nat] :
      ( ( ord_less @ nat @ M @ N )
     => ? [K2: nat] :
          ( N
          = ( suc @ ( plus_plus @ nat @ M @ K2 ) ) ) ) ).

% less_imp_Suc_add
thf(fact_215_gen__length__def,axiom,
    ! [A: $tType] :
      ( ( gen_length @ A )
      = ( ^ [N5: nat,Xs3: list @ A] : ( plus_plus @ nat @ N5 @ ( size_size @ ( list @ A ) @ Xs3 ) ) ) ) ).

% gen_length_def
thf(fact_216_list_Osize_I4_J,axiom,
    ! [A: $tType,X21: A,X22: list @ A] :
      ( ( size_size @ ( list @ A ) @ ( cons @ A @ X21 @ X22 ) )
      = ( plus_plus @ nat @ ( size_size @ ( list @ A ) @ X22 ) @ ( suc @ ( zero_zero @ nat ) ) ) ) ).

% list.size(4)
thf(fact_217_add__less__zeroD,axiom,
    ! [A: $tType] :
      ( ( linordered_idom @ A )
     => ! [X: A,Y4: A] :
          ( ( ord_less @ A @ ( plus_plus @ A @ X @ Y4 ) @ ( zero_zero @ A ) )
         => ( ( ord_less @ A @ X @ ( zero_zero @ A ) )
            | ( ord_less @ A @ Y4 @ ( zero_zero @ A ) ) ) ) ) ).

% add_less_zeroD
thf(fact_218_Euclid__induct,axiom,
    ! [P: nat > nat > $o,A2: nat,B3: nat] :
      ( ! [A4: nat,B2: nat] :
          ( ( P @ A4 @ B2 )
          = ( P @ B2 @ A4 ) )
     => ( ! [A4: nat] : ( P @ A4 @ ( zero_zero @ nat ) )
       => ( ! [A4: nat,B2: nat] :
              ( ( P @ A4 @ B2 )
             => ( P @ A4 @ ( plus_plus @ nat @ A4 @ B2 ) ) )
         => ( P @ A2 @ B3 ) ) ) ) ).

% Euclid_induct
thf(fact_219_pos__int__cases,axiom,
    ! [K: int] :
      ( ( ord_less @ int @ ( zero_zero @ int ) @ K )
     => ~ ! [N2: nat] :
            ( ( K
              = ( semiring_1_of_nat @ int @ N2 ) )
           => ~ ( ord_less @ nat @ ( zero_zero @ nat ) @ N2 ) ) ) ).

% pos_int_cases
thf(fact_220_zero__less__imp__eq__int,axiom,
    ! [K: int] :
      ( ( ord_less @ int @ ( zero_zero @ int ) @ K )
     => ? [N2: nat] :
          ( ( ord_less @ nat @ ( zero_zero @ nat ) @ N2 )
          & ( K
            = ( semiring_1_of_nat @ int @ N2 ) ) ) ) ).

% zero_less_imp_eq_int
thf(fact_221_zadd__int__left,axiom,
    ! [M: nat,N: nat,Z2: int] :
      ( ( plus_plus @ int @ ( semiring_1_of_nat @ int @ M ) @ ( plus_plus @ int @ ( semiring_1_of_nat @ int @ N ) @ Z2 ) )
      = ( plus_plus @ int @ ( semiring_1_of_nat @ int @ ( plus_plus @ nat @ M @ N ) ) @ Z2 ) ) ).

% zadd_int_left
thf(fact_222_int__int__eq,axiom,
    ! [M: nat,N: nat] :
      ( ( ( semiring_1_of_nat @ int @ M )
        = ( semiring_1_of_nat @ int @ N ) )
      = ( M = N ) ) ).

% int_int_eq
thf(fact_223_plus__int__code_I2_J,axiom,
    ! [L: int] :
      ( ( plus_plus @ int @ ( zero_zero @ int ) @ L )
      = L ) ).

% plus_int_code(2)
thf(fact_224_plus__int__code_I1_J,axiom,
    ! [K: int] :
      ( ( plus_plus @ int @ K @ ( zero_zero @ int ) )
      = K ) ).

% plus_int_code(1)
thf(fact_225_zless__iff__Suc__zadd,axiom,
    ( ( ord_less @ int )
    = ( ^ [W: int,Z3: int] :
        ? [N5: nat] :
          ( Z3
          = ( plus_plus @ int @ W @ ( semiring_1_of_nat @ int @ ( suc @ N5 ) ) ) ) ) ) ).

% zless_iff_Suc_zadd
thf(fact_226_less__int__code_I1_J,axiom,
    ~ ( ord_less @ int @ ( zero_zero @ int ) @ ( zero_zero @ int ) ) ).

% less_int_code(1)
thf(fact_227_linorder__neqE__linordered__idom,axiom,
    ! [A: $tType] :
      ( ( linordered_idom @ A )
     => ! [X: A,Y4: A] :
          ( ( X != Y4 )
         => ( ~ ( ord_less @ A @ X @ Y4 )
           => ( ord_less @ A @ Y4 @ X ) ) ) ) ).

% linorder_neqE_linordered_idom
thf(fact_228_nat__int__comparison_I2_J,axiom,
    ( ( ord_less @ nat )
    = ( ^ [A5: nat,B5: nat] : ( ord_less @ int @ ( semiring_1_of_nat @ int @ A5 ) @ ( semiring_1_of_nat @ int @ B5 ) ) ) ) ).

% nat_int_comparison(2)
thf(fact_229_int__ops_I1_J,axiom,
    ( ( semiring_1_of_nat @ int @ ( zero_zero @ nat ) )
    = ( zero_zero @ int ) ) ).

% int_ops(1)
thf(fact_230_verit__comp__simplify1_I1_J,axiom,
    ! [A: $tType] :
      ( ( order @ A )
     => ! [A2: A] :
          ~ ( ord_less @ A @ A2 @ A2 ) ) ).

% verit_comp_simplify1(1)
thf(fact_231_nat__int__comparison_I1_J,axiom,
    ( ( ^ [Y6: nat,Z: nat] : Y6 = Z )
    = ( ^ [A5: nat,B5: nat] :
          ( ( semiring_1_of_nat @ int @ A5 )
          = ( semiring_1_of_nat @ int @ B5 ) ) ) ) ).

% nat_int_comparison(1)
thf(fact_232_int__if,axiom,
    ! [P: $o,A2: nat,B3: nat] :
      ( ( P
       => ( ( semiring_1_of_nat @ int @ ( if @ nat @ P @ A2 @ B3 ) )
          = ( semiring_1_of_nat @ int @ A2 ) ) )
      & ( ~ P
       => ( ( semiring_1_of_nat @ int @ ( if @ nat @ P @ A2 @ B3 ) )
          = ( semiring_1_of_nat @ int @ B3 ) ) ) ) ).

% int_if
thf(fact_233_verit__sum__simplify,axiom,
    ! [A: $tType] :
      ( ( cancel1352612707id_add @ A )
     => ! [A2: A] :
          ( ( plus_plus @ A @ A2 @ ( zero_zero @ A ) )
          = A2 ) ) ).

% verit_sum_simplify
thf(fact_234_int__ops_I5_J,axiom,
    ! [A2: nat,B3: nat] :
      ( ( semiring_1_of_nat @ int @ ( plus_plus @ nat @ A2 @ B3 ) )
      = ( plus_plus @ int @ ( semiring_1_of_nat @ int @ A2 ) @ ( semiring_1_of_nat @ int @ B3 ) ) ) ).

% int_ops(5)
thf(fact_235_int__plus,axiom,
    ! [N: nat,M: nat] :
      ( ( semiring_1_of_nat @ int @ ( plus_plus @ nat @ N @ M ) )
      = ( plus_plus @ int @ ( semiring_1_of_nat @ int @ N ) @ ( semiring_1_of_nat @ int @ M ) ) ) ).

% int_plus
thf(fact_236_triangle__Suc,axiom,
    ! [N: nat] :
      ( ( nat_triangle @ ( suc @ N ) )
      = ( plus_plus @ nat @ ( nat_triangle @ N ) @ ( suc @ N ) ) ) ).

% triangle_Suc
thf(fact_237_add__0__iff,axiom,
    ! [A: $tType] :
      ( ( semiri456707255roduct @ A )
     => ! [B3: A,A2: A] :
          ( ( B3
            = ( plus_plus @ A @ B3 @ A2 ) )
          = ( A2
            = ( zero_zero @ A ) ) ) ) ).

% add_0_iff
thf(fact_238_triangle__0,axiom,
    ( ( nat_triangle @ ( zero_zero @ nat ) )
    = ( zero_zero @ nat ) ) ).

% triangle_0
thf(fact_239_mformula_Osize_I15_J,axiom,
    ! [A: $tType,X61: i,X62: monito748960549ormula @ A,X63: $o,X64: list @ ( set @ ( list @ ( option @ A ) ) ),X65: list @ nat] :
      ( ( size_size @ ( monito748960549ormula @ A ) @ ( monito1987675900_MPrev @ A @ X61 @ X62 @ X63 @ X64 @ X65 ) )
      = ( plus_plus @ nat @ ( plus_plus @ nat @ ( size_size @ ( list @ ( set @ ( list @ ( option @ A ) ) ) ) @ X64 ) @ ( size_size @ ( monito748960549ormula @ A ) @ X62 ) ) @ ( suc @ ( zero_zero @ nat ) ) ) ) ).

% mformula.size(15)
thf(fact_240_mformula_Osize_I16_J,axiom,
    ! [A: $tType,X71: i,X72: monito748960549ormula @ A,X73: $o,X74: list @ nat] :
      ( ( size_size @ ( monito748960549ormula @ A ) @ ( monito320348316_MNext @ A @ X71 @ X72 @ X73 @ X74 ) )
      = ( plus_plus @ nat @ ( size_size @ ( monito748960549ormula @ A ) @ X72 ) @ ( suc @ ( zero_zero @ nat ) ) ) ) ).

% mformula.size(16)
thf(fact_241_mformula_Oinject_I6_J,axiom,
    ! [A: $tType,X61: i,X62: monito748960549ormula @ A,X63: $o,X64: list @ ( set @ ( list @ ( option @ A ) ) ),X65: list @ nat,Y61: i,Y62: monito748960549ormula @ A,Y63: $o,Y64: list @ ( set @ ( list @ ( option @ A ) ) ),Y65: list @ nat] :
      ( ( ( monito1987675900_MPrev @ A @ X61 @ X62 @ X63 @ X64 @ X65 )
        = ( monito1987675900_MPrev @ A @ Y61 @ Y62 @ Y63 @ Y64 @ Y65 ) )
      = ( ( X61 = Y61 )
        & ( X62 = Y62 )
        & ( X63 = Y63 )
        & ( X64 = Y64 )
        & ( X65 = Y65 ) ) ) ).

% mformula.inject(6)
thf(fact_242_mformula_Oinject_I7_J,axiom,
    ! [A: $tType,X71: i,X72: monito748960549ormula @ A,X73: $o,X74: list @ nat,Y71: i,Y72: monito748960549ormula @ A,Y73: $o,Y74: list @ nat] :
      ( ( ( monito320348316_MNext @ A @ X71 @ X72 @ X73 @ X74 )
        = ( monito320348316_MNext @ A @ Y71 @ Y72 @ Y73 @ Y74 ) )
      = ( ( X71 = Y71 )
        & ( X72 = Y72 )
        & ( X73 = Y73 )
        & ( X74 = Y74 ) ) ) ).

% mformula.inject(7)
thf(fact_243_mformula_Odistinct_I61_J,axiom,
    ! [A: $tType,X61: i,X62: monito748960549ormula @ A,X63: $o,X64: list @ ( set @ ( list @ ( option @ A ) ) ),X65: list @ nat,X71: i,X72: monito748960549ormula @ A,X73: $o,X74: list @ nat] :
      ( ( monito1987675900_MPrev @ A @ X61 @ X62 @ X63 @ X64 @ X65 )
     != ( monito320348316_MNext @ A @ X71 @ X72 @ X73 @ X74 ) ) ).

% mformula.distinct(61)
thf(fact_244_mformula_Osize__gen_I7_J,axiom,
    ! [A: $tType,X: A > nat,X71: i,X72: monito748960549ormula @ A,X73: $o,X74: list @ nat] :
      ( ( monito1197352414ormula @ A @ X @ ( monito320348316_MNext @ A @ X71 @ X72 @ X73 @ X74 ) )
      = ( plus_plus @ nat @ ( monito1197352414ormula @ A @ X @ X72 ) @ ( suc @ ( zero_zero @ nat ) ) ) ) ).

% mformula.size_gen(7)
thf(fact_245_mformula_Osize_I14_J,axiom,
    ! [A: $tType,X52: monito748960549ormula @ A] :
      ( ( size_size @ ( monito748960549ormula @ A ) @ ( monito518325957Exists @ A @ X52 ) )
      = ( plus_plus @ nat @ ( size_size @ ( monito748960549ormula @ A ) @ X52 ) @ ( suc @ ( zero_zero @ nat ) ) ) ) ).

% mformula.size(14)
thf(fact_246_mformula_Oinject_I5_J,axiom,
    ! [A: $tType,X52: monito748960549ormula @ A,Y52: monito748960549ormula @ A] :
      ( ( ( monito518325957Exists @ A @ X52 )
        = ( monito518325957Exists @ A @ Y52 ) )
      = ( X52 = Y52 ) ) ).

% mformula.inject(5)
thf(fact_247_mformula_Odistinct_I53_J,axiom,
    ! [A: $tType,X52: monito748960549ormula @ A,X61: i,X62: monito748960549ormula @ A,X63: $o,X64: list @ ( set @ ( list @ ( option @ A ) ) ),X65: list @ nat] :
      ( ( monito518325957Exists @ A @ X52 )
     != ( monito1987675900_MPrev @ A @ X61 @ X62 @ X63 @ X64 @ X65 ) ) ).

% mformula.distinct(53)
thf(fact_248_mformula_Odistinct_I55_J,axiom,
    ! [A: $tType,X52: monito748960549ormula @ A,X71: i,X72: monito748960549ormula @ A,X73: $o,X74: list @ nat] :
      ( ( monito518325957Exists @ A @ X52 )
     != ( monito320348316_MNext @ A @ X71 @ X72 @ X73 @ X74 ) ) ).

% mformula.distinct(55)
thf(fact_249_mformula_Osize__gen_I5_J,axiom,
    ! [A: $tType,X: A > nat,X52: monito748960549ormula @ A] :
      ( ( monito1197352414ormula @ A @ X @ ( monito518325957Exists @ A @ X52 ) )
      = ( plus_plus @ nat @ ( monito1197352414ormula @ A @ X @ X52 ) @ ( suc @ ( zero_zero @ nat ) ) ) ) ).

% mformula.size_gen(5)
thf(fact_250_formula_Osize_I11_J,axiom,
    ! [A: $tType,X21: trm @ A,X22: trm @ A] :
      ( ( size_size @ ( formula @ A ) @ ( c_MFOTL_Oformula_OEq @ A @ X21 @ X22 ) )
      = ( plus_plus @ nat @ ( plus_plus @ nat @ ( size_size @ ( trm @ A ) @ X21 ) @ ( size_size @ ( trm @ A ) @ X22 ) ) @ ( suc @ ( zero_zero @ nat ) ) ) ) ).

% formula.size(11)
thf(fact_251_nth__drop,axiom,
    ! [A: $tType,N: nat,Xs: list @ A,I: nat] :
      ( ( ord_less_eq @ nat @ N @ ( size_size @ ( list @ A ) @ Xs ) )
     => ( ( nth @ A @ ( drop @ A @ N @ Xs ) @ I )
        = ( nth @ A @ Xs @ ( plus_plus @ nat @ N @ I ) ) ) ) ).

% nth_drop

% Type constructors (54)
thf(tcon_fun___Orderings_Oorder,axiom,
    ! [A6: $tType,A7: $tType] :
      ( ( order @ A7 )
     => ( order @ ( A6 > A7 ) ) ) ).

thf(tcon_Int_Oint___Semiring__Normalization_Ocomm__semiring__1__cancel__crossproduct,axiom,
    semiri456707255roduct @ int ).

thf(tcon_Int_Oint___Groups_Oordered__ab__semigroup__monoid__add__imp__le,axiom,
    ordere516151231imp_le @ int ).

thf(tcon_Int_Oint___Groups_Ostrict__ordered__ab__semigroup__add,axiom,
    strict2144017051up_add @ int ).

thf(tcon_Int_Oint___Groups_Oordered__cancel__ab__semigroup__add,axiom,
    ordere223160158up_add @ int ).

thf(tcon_Int_Oint___Groups_Oordered__ab__semigroup__add__imp__le,axiom,
    ordere236663937imp_le @ int ).

thf(tcon_Int_Oint___Groups_Ostrict__ordered__comm__monoid__add,axiom,
    strict797366125id_add @ int ).

thf(tcon_Int_Oint___Rings_Olinordered__nonzero__semiring,axiom,
    linord1659791738miring @ int ).

thf(tcon_Int_Oint___Groups_Oordered__ab__semigroup__add,axiom,
    ordere779506340up_add @ int ).

thf(tcon_Int_Oint___Groups_Oordered__comm__monoid__add,axiom,
    ordere216010020id_add @ int ).

thf(tcon_Int_Oint___Groups_Olinordered__ab__group__add,axiom,
    linord219039673up_add @ int ).

thf(tcon_Int_Oint___Groups_Ocancel__comm__monoid__add,axiom,
    cancel1352612707id_add @ int ).

thf(tcon_Int_Oint___Groups_Ocancel__semigroup__add,axiom,
    cancel_semigroup_add @ int ).

thf(tcon_Int_Oint___Groups_Oab__semigroup__add,axiom,
    ab_semigroup_add @ int ).

thf(tcon_Int_Oint___Groups_Ocomm__monoid__add,axiom,
    comm_monoid_add @ int ).

thf(tcon_Int_Oint___Rings_Olinordered__idom,axiom,
    linordered_idom @ int ).

thf(tcon_Int_Oint___Groups_Osemigroup__add,axiom,
    semigroup_add @ int ).

thf(tcon_Int_Oint___Nat_Osemiring__char__0,axiom,
    semiring_char_0 @ int ).

thf(tcon_Int_Oint___Groups_Omonoid__add,axiom,
    monoid_add @ int ).

thf(tcon_Int_Oint___Rings_Osemiring__1,axiom,
    semiring_1 @ int ).

thf(tcon_Int_Oint___Groups_Ogroup__add,axiom,
    group_add @ int ).

thf(tcon_Int_Oint___Orderings_Oorder_1,axiom,
    order @ int ).

thf(tcon_Int_Oint___Num_Oneg__numeral,axiom,
    neg_numeral @ int ).

thf(tcon_Int_Oint___Groups_Ozero,axiom,
    zero @ int ).

thf(tcon_Nat_Onat___Semiring__Normalization_Ocomm__semiring__1__cancel__crossproduct_2,axiom,
    semiri456707255roduct @ nat ).

thf(tcon_Nat_Onat___Groups_Oordered__ab__semigroup__monoid__add__imp__le_3,axiom,
    ordere516151231imp_le @ nat ).

thf(tcon_Nat_Onat___Groups_Ostrict__ordered__ab__semigroup__add_4,axiom,
    strict2144017051up_add @ nat ).

thf(tcon_Nat_Onat___Groups_Oordered__cancel__ab__semigroup__add_5,axiom,
    ordere223160158up_add @ nat ).

thf(tcon_Nat_Onat___Groups_Oordered__ab__semigroup__add__imp__le_6,axiom,
    ordere236663937imp_le @ nat ).

thf(tcon_Nat_Onat___Groups_Ostrict__ordered__comm__monoid__add_7,axiom,
    strict797366125id_add @ nat ).

thf(tcon_Nat_Onat___Groups_Ocanonically__ordered__monoid__add,axiom,
    canoni770627133id_add @ nat ).

thf(tcon_Nat_Onat___Rings_Olinordered__nonzero__semiring_8,axiom,
    linord1659791738miring @ nat ).

thf(tcon_Nat_Onat___Groups_Oordered__ab__semigroup__add_9,axiom,
    ordere779506340up_add @ nat ).

thf(tcon_Nat_Onat___Groups_Oordered__comm__monoid__add_10,axiom,
    ordere216010020id_add @ nat ).

thf(tcon_Nat_Onat___Groups_Ocancel__comm__monoid__add_11,axiom,
    cancel1352612707id_add @ nat ).

thf(tcon_Nat_Onat___Groups_Ocancel__semigroup__add_12,axiom,
    cancel_semigroup_add @ nat ).

thf(tcon_Nat_Onat___Groups_Oab__semigroup__add_13,axiom,
    ab_semigroup_add @ nat ).

thf(tcon_Nat_Onat___Groups_Ocomm__monoid__add_14,axiom,
    comm_monoid_add @ nat ).

thf(tcon_Nat_Onat___Groups_Osemigroup__add_15,axiom,
    semigroup_add @ nat ).

thf(tcon_Nat_Onat___Orderings_Owellorder,axiom,
    wellorder @ nat ).

thf(tcon_Nat_Onat___Nat_Osemiring__char__0_16,axiom,
    semiring_char_0 @ nat ).

thf(tcon_Nat_Onat___Groups_Omonoid__add_17,axiom,
    monoid_add @ nat ).

thf(tcon_Nat_Onat___Rings_Osemiring__1_18,axiom,
    semiring_1 @ nat ).

thf(tcon_Nat_Onat___Orderings_Oorder_19,axiom,
    order @ nat ).

thf(tcon_Nat_Onat___Groups_Ozero_20,axiom,
    zero @ nat ).

thf(tcon_Nat_Onat___Nat_Osize,axiom,
    size @ nat ).

thf(tcon_Set_Oset___Orderings_Oorder_21,axiom,
    ! [A6: $tType] : ( order @ ( set @ A6 ) ) ).

thf(tcon_HOL_Obool___Orderings_Oorder_22,axiom,
    order @ $o ).

thf(tcon_List_Olist___Nat_Osize_23,axiom,
    ! [A6: $tType] : ( size @ ( list @ A6 ) ) ).

thf(tcon_MFOTL_Otrm___Nat_Osize_24,axiom,
    ! [A6: $tType] : ( size @ ( trm @ A6 ) ) ).

thf(tcon_Interval_O_092_060I_062___Orderings_Oorder_25,axiom,
    order @ i ).

thf(tcon_MFOTL_Oformula___Nat_Osize_26,axiom,
    ! [A6: $tType] : ( size @ ( formula @ A6 ) ) ).

thf(tcon_Option_Ooption___Nat_Osize_27,axiom,
    ! [A6: $tType] : ( size @ ( option @ A6 ) ) ).

thf(tcon_Monitor__Mirabelle__pzlrlsievl_Omformula___Nat_Osize_28,axiom,
    ! [A6: $tType] : ( size @ ( monito748960549ormula @ A6 ) ) ).

% Helper facts (3)
thf(help_If_3_1_T,axiom,
    ! [P: $o] :
      ( ( P = $true )
      | ( P = $false ) ) ).

thf(help_If_2_1_T,axiom,
    ! [A: $tType,X: A,Y4: A] :
      ( ( if @ A @ $false @ X @ Y4 )
      = Y4 ) ).

thf(help_If_1_1_T,axiom,
    ! [A: $tType,X: A,Y4: A] :
      ( ( if @ A @ $true @ X @ Y4 )
      = X ) ).

% Conjectures (3)
thf(conj_0,hypothesis,
    member @ nat @ ( zero_zero @ nat ) @ ( fvi @ a @ b2 @ phi ) ).

thf(conj_1,hypothesis,
    ( ( ( size_size @ ( list @ ( option @ b ) ) @ v )
      = n )
    & ! [I4: nat] :
        ( ( ord_less @ nat @ I4 @ n )
       => ( ( ( nth @ ( option @ b ) @ v @ I4 )
            = ( none @ b ) )
          = ( ~ ( member @ nat @ I4 @ ( fvi @ a @ ( suc @ b2 ) @ phi ) ) ) ) ) ) ).

thf(conj_2,conjecture,
    ( ( ( size_size @ ( list @ ( option @ b ) ) @ ( cons @ ( option @ b ) @ ( some @ b @ x ) @ v ) )
      = ( suc @ n ) )
    & ! [I2: nat] :
        ( ~ ( ord_less @ nat @ I2 @ ( suc @ n ) )
        | ( ( ( nth @ ( option @ b ) @ ( cons @ ( option @ b ) @ ( some @ b @ x ) @ v ) @ I2 )
            = ( none @ b ) )
          = ( ~ ( member @ nat @ I2 @ ( fvi @ a @ b2 @ phi ) ) ) ) ) ) ).

%------------------------------------------------------------------------------