TPTP Problem File: TOP047+1.p

View Solutions - Solve Problem

%------------------------------------------------------------------------------
% File     : TOP047+1 : TPTP v8.2.0. Released v3.4.0.
% Domain   : Topology
% Problem  : Compactness of Lim-inf Topology T08
% Version  : [Urb08] axioms : Especial.
% English  :

% Refs     : [BE01]  Bancerek & Endou (2001), Compactness of Lim-inf Topolo
%          : [Urb07] Urban (2007), MPTP 0.2: Design, Implementation, and In
%          : [Urb08] Urban (2006), Email to G. Sutcliffe
% Source   : [Urb08]
% Names    : t8_waybel33 [Urb08]

% Status   : Theorem
% Rating   : 0.56 v8.2.0, 0.53 v8.1.0, 0.58 v7.5.0, 0.59 v7.4.0, 0.50 v7.3.0, 0.55 v7.1.0, 0.52 v7.0.0, 0.57 v6.4.0, 0.62 v6.3.0, 0.58 v6.2.0, 0.68 v6.1.0, 0.73 v6.0.0, 0.74 v5.5.0, 0.81 v5.4.0, 0.82 v5.3.0, 0.85 v5.2.0, 0.80 v5.1.0, 0.81 v5.0.0, 0.83 v3.7.0, 0.85 v3.5.0, 0.84 v3.4.0
% Syntax   : Number of formulae    :  102 (  23 unt;   0 def)
%            Number of atoms       :  352 (  21 equ)
%            Maximal formula atoms :   16 (   3 avg)
%            Number of connectives :  297 (  47   ~;   1   |; 154   &)
%                                         (   6 <=>;  89  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   40 (  38 usr;   1 prp; 0-3 aty)
%            Number of functors    :   14 (  14 usr;   1 con; 0-2 aty)
%            Number of variables   :  163 ( 132   !;  31   ?)
% SPC      : FOF_THM_RFO_SEQ

% Comments : Normal version: includes the axioms (which may be theorems from
%            other articles) and background that are possibly necessary.
%          : Translated by MPTP from the Mizar Mathematical Library 4.48.930.
%          : The problem encoding is based on set theory.
%------------------------------------------------------------------------------
fof(t8_waybel33,conjecture,
    ! [A] :
      ( ( v2_orders_2(A)
        & v3_orders_2(A)
        & v4_orders_2(A)
        & v24_waybel_0(A)
        & v25_waybel_0(A)
        & v2_lattice3(A)
        & l1_orders_2(A) )
     => ! [B] :
          ( ( v2_orders_2(B)
            & v3_orders_2(B)
            & v4_orders_2(B)
            & v24_waybel_0(B)
            & v25_waybel_0(B)
            & v2_lattice3(B)
            & l1_orders_2(B) )
         => ( g1_orders_2(u1_struct_0(A),u1_orders_2(A)) = g1_orders_2(u1_struct_0(B),u1_orders_2(B))
           => k14_yellow_6(A,k3_waybel28(A)) = k14_yellow_6(B,k3_waybel28(B)) ) ) ) ).

fof(abstractness_v1_orders_2,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => ( v1_orders_2(A)
       => A = g1_orders_2(u1_struct_0(A),u1_orders_2(A)) ) ) ).

fof(abstractness_v1_pre_topc,axiom,
    ! [A] :
      ( l1_pre_topc(A)
     => ( v1_pre_topc(A)
       => A = g1_pre_topc(u1_struct_0(A),u1_pre_topc(A)) ) ) ).

fof(antisymmetry_r2_hidden,axiom,
    ! [A,B] :
      ( r2_hidden(A,B)
     => ~ r2_hidden(B,A) ) ).

fof(cc11_waybel_0,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => ( ( ~ v3_struct_0(A)
          & v2_orders_2(A)
          & v25_waybel_0(A) )
       => ( ~ v3_struct_0(A)
          & v2_orders_2(A)
          & v1_yellow_0(A) ) ) ) ).

fof(cc13_waybel_0,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => ( ( ~ v3_struct_0(A)
          & v2_orders_2(A)
          & v4_orders_2(A)
          & v25_waybel_0(A) )
       => ( ~ v3_struct_0(A)
          & v2_orders_2(A)
          & v4_orders_2(A)
          & v2_lattice3(A) ) ) ) ).

fof(cc1_finset_1,axiom,
    ! [A] :
      ( v1_xboole_0(A)
     => v1_finset_1(A) ) ).

fof(cc1_funct_1,axiom,
    ! [A] :
      ( v1_xboole_0(A)
     => v1_funct_1(A) ) ).

fof(cc1_relat_1,axiom,
    ! [A] :
      ( v1_xboole_0(A)
     => v1_relat_1(A) ) ).

fof(cc1_relset_1,axiom,
    ! [A,B,C] :
      ( m1_subset_1(C,k1_zfmisc_1(k2_zfmisc_1(A,B)))
     => v1_relat_1(C) ) ).

fof(cc1_tops_1,axiom,
    ! [A] :
      ( ( v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ! [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
         => ( v1_xboole_0(B)
           => ( v3_pre_topc(B,A)
              & v4_pre_topc(B,A) ) ) ) ) ).

fof(cc2_finset_1,axiom,
    ! [A] :
      ( v1_finset_1(A)
     => ! [B] :
          ( m1_subset_1(B,k1_zfmisc_1(A))
         => v1_finset_1(B) ) ) ).

fof(cc2_funct_1,axiom,
    ! [A] :
      ( ( v1_relat_1(A)
        & v1_xboole_0(A)
        & v1_funct_1(A) )
     => ( v1_relat_1(A)
        & v1_funct_1(A)
        & v2_funct_1(A) ) ) ).

fof(cc2_lattice3,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => ( v2_lattice3(A)
       => ~ v3_struct_0(A) ) ) ).

fof(cc2_tops_1,axiom,
    ! [A] :
      ( l1_pre_topc(A)
     => ! [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
         => ( v1_xboole_0(B)
           => v2_tops_1(B,A) ) ) ) ).

fof(cc3_tops_1,axiom,
    ! [A] :
      ( ( v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ! [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
         => ( v1_xboole_0(B)
           => v3_tops_1(B,A) ) ) ) ).

fof(cc4_tops_1,axiom,
    ! [A] :
      ( ( v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ! [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
         => ( v3_tops_1(B,A)
           => v2_tops_1(B,A) ) ) ) ).

fof(cc5_tops_1,axiom,
    ! [A] :
      ( ( v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ! [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
         => ( ( v4_pre_topc(B,A)
              & v2_tops_1(B,A) )
           => ( v2_tops_1(B,A)
              & v3_tops_1(B,A) ) ) ) ) ).

fof(cc6_tops_1,axiom,
    ! [A] :
      ( ( v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ! [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
         => ( ( v3_pre_topc(B,A)
              & v3_tops_1(B,A) )
           => ( v1_xboole_0(B)
              & v3_pre_topc(B,A)
              & v4_pre_topc(B,A)
              & v1_membered(B)
              & v2_membered(B)
              & v3_membered(B)
              & v4_membered(B)
              & v5_membered(B)
              & v2_tops_1(B,A)
              & v3_tops_1(B,A) ) ) ) ) ).

fof(cc7_yellow_6,axiom,
    ! [A] :
      ( ( ~ v3_struct_0(A)
        & l1_struct_0(A) )
     => ! [B] :
          ( m4_yellow_6(B,A)
         => v1_relat_1(B) ) ) ).

fof(commutativity_k2_tarski,axiom,
    ! [A,B] : k2_tarski(A,B) = k2_tarski(B,A) ).

fof(d10_xboole_0,axiom,
    ! [A,B] :
      ( A = B
    <=> ( r1_tarski(A,B)
        & r1_tarski(B,A) ) ) ).

fof(d27_yellow_6,axiom,
    ! [A] :
      ( ( ~ v3_struct_0(A)
        & l1_struct_0(A) )
     => ! [B] :
          ( m4_yellow_6(B,A)
         => ! [C] :
              ( ( v1_pre_topc(C)
                & l1_pre_topc(C) )
             => ( C = k14_yellow_6(A,B)
              <=> ( u1_struct_0(C) = u1_struct_0(A)
                  & u1_pre_topc(C) = a_2_1_yellow_6(A,B) ) ) ) ) ) ).

fof(d5_tarski,axiom,
    ! [A,B] : k4_tarski(A,B) = k2_tarski(k2_tarski(A,B),k1_tarski(A)) ).

fof(dt_g1_orders_2,axiom,
    ! [A,B] :
      ( m1_relset_1(B,A,A)
     => ( v1_orders_2(g1_orders_2(A,B))
        & l1_orders_2(g1_orders_2(A,B)) ) ) ).

fof(dt_g1_pre_topc,axiom,
    ! [A,B] :
      ( m1_subset_1(B,k1_zfmisc_1(k1_zfmisc_1(A)))
     => ( v1_pre_topc(g1_pre_topc(A,B))
        & l1_pre_topc(g1_pre_topc(A,B)) ) ) ).

fof(dt_k14_yellow_6,axiom,
    ! [A,B] :
      ( ( ~ v3_struct_0(A)
        & l1_struct_0(A)
        & m4_yellow_6(B,A) )
     => ( v1_pre_topc(k14_yellow_6(A,B))
        & l1_pre_topc(k14_yellow_6(A,B)) ) ) ).

fof(dt_k1_tarski,axiom,
    $true ).

fof(dt_k1_xboole_0,axiom,
    $true ).

fof(dt_k1_zfmisc_1,axiom,
    $true ).

fof(dt_k2_tarski,axiom,
    $true ).

fof(dt_k2_zfmisc_1,axiom,
    $true ).

fof(dt_k3_waybel28,axiom,
    ! [A] :
      ( ( ~ v3_struct_0(A)
        & l1_orders_2(A) )
     => m4_yellow_6(k3_waybel28(A),A) ) ).

fof(dt_k4_tarski,axiom,
    $true ).

fof(dt_l1_orders_2,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => l1_struct_0(A) ) ).

fof(dt_l1_pre_topc,axiom,
    ! [A] :
      ( l1_pre_topc(A)
     => l1_struct_0(A) ) ).

fof(dt_l1_struct_0,axiom,
    $true ).

fof(dt_l1_waybel_0,axiom,
    ! [A] :
      ( l1_struct_0(A)
     => ! [B] :
          ( l1_waybel_0(B,A)
         => l1_orders_2(B) ) ) ).

fof(dt_m1_relset_1,axiom,
    $true ).

fof(dt_m1_subset_1,axiom,
    $true ).

fof(dt_m2_relset_1,axiom,
    ! [A,B,C] :
      ( m2_relset_1(C,A,B)
     => m1_subset_1(C,k1_zfmisc_1(k2_zfmisc_1(A,B))) ) ).

fof(dt_m4_yellow_6,axiom,
    $true ).

fof(dt_u1_orders_2,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => m2_relset_1(u1_orders_2(A),u1_struct_0(A),u1_struct_0(A)) ) ).

fof(dt_u1_pre_topc,axiom,
    ! [A] :
      ( l1_pre_topc(A)
     => m1_subset_1(u1_pre_topc(A),k1_zfmisc_1(k1_zfmisc_1(u1_struct_0(A)))) ) ).

fof(dt_u1_struct_0,axiom,
    $true ).

fof(existence_l1_orders_2,axiom,
    ? [A] : l1_orders_2(A) ).

fof(existence_l1_pre_topc,axiom,
    ? [A] : l1_pre_topc(A) ).

fof(existence_l1_struct_0,axiom,
    ? [A] : l1_struct_0(A) ).

fof(existence_l1_waybel_0,axiom,
    ! [A] :
      ( l1_struct_0(A)
     => ? [B] : l1_waybel_0(B,A) ) ).

fof(existence_m1_relset_1,axiom,
    ! [A,B] :
    ? [C] : m1_relset_1(C,A,B) ).

fof(existence_m1_subset_1,axiom,
    ! [A] :
    ? [B] : m1_subset_1(B,A) ).

fof(existence_m2_relset_1,axiom,
    ! [A,B] :
    ? [C] : m2_relset_1(C,A,B) ).

fof(existence_m4_yellow_6,axiom,
    ! [A] :
      ( ( ~ v3_struct_0(A)
        & l1_struct_0(A) )
     => ? [B] : m4_yellow_6(B,A) ) ).

fof(fc12_relat_1,axiom,
    ( v1_xboole_0(k1_xboole_0)
    & v1_relat_1(k1_xboole_0)
    & v3_relat_1(k1_xboole_0) ) ).

fof(fc14_finset_1,axiom,
    ! [A,B] :
      ( ( v1_finset_1(A)
        & v1_finset_1(B) )
     => v1_finset_1(k2_zfmisc_1(A,B)) ) ).

fof(fc1_finset_1,axiom,
    ! [A] :
      ( ~ v1_xboole_0(k1_tarski(A))
      & v1_finset_1(k1_tarski(A)) ) ).

fof(fc1_struct_0,axiom,
    ! [A] :
      ( ( ~ v3_struct_0(A)
        & l1_struct_0(A) )
     => ~ v1_xboole_0(u1_struct_0(A)) ) ).

fof(fc1_subset_1,axiom,
    ! [A] : ~ v1_xboole_0(k1_zfmisc_1(A)) ).

fof(fc24_yellow_6,axiom,
    ! [A,B] :
      ( ( ~ v3_struct_0(A)
        & l1_struct_0(A)
        & m4_yellow_6(B,A) )
     => ( ~ v3_struct_0(k14_yellow_6(A,B))
        & v1_pre_topc(k14_yellow_6(A,B)) ) ) ).

fof(fc25_yellow_6,axiom,
    ! [A,B] :
      ( ( ~ v3_struct_0(A)
        & l1_struct_0(A)
        & m4_yellow_6(B,A) )
     => ( ~ v3_struct_0(k14_yellow_6(A,B))
        & v1_pre_topc(k14_yellow_6(A,B))
        & v2_pre_topc(k14_yellow_6(A,B)) ) ) ).

fof(fc2_finset_1,axiom,
    ! [A,B] :
      ( ~ v1_xboole_0(k2_tarski(A,B))
      & v1_finset_1(k2_tarski(A,B)) ) ).

fof(fc2_subset_1,axiom,
    ! [A] : ~ v1_xboole_0(k1_tarski(A)) ).

fof(fc3_subset_1,axiom,
    ! [A,B] : ~ v1_xboole_0(k2_tarski(A,B)) ).

fof(fc4_relat_1,axiom,
    ( v1_xboole_0(k1_xboole_0)
    & v1_relat_1(k1_xboole_0) ) ).

fof(fc4_subset_1,axiom,
    ! [A,B] :
      ( ( ~ v1_xboole_0(A)
        & ~ v1_xboole_0(B) )
     => ~ v1_xboole_0(k2_zfmisc_1(A,B)) ) ).

fof(fraenkel_a_2_1_yellow_6,axiom,
    ! [A,B,C] :
      ( ( ~ v3_struct_0(B)
        & l1_struct_0(B)
        & m4_yellow_6(C,B) )
     => ( r2_hidden(A,a_2_1_yellow_6(B,C))
      <=> ? [D] :
            ( m1_subset_1(D,k1_zfmisc_1(u1_struct_0(B)))
            & A = D
            & ! [E] :
                ( m1_subset_1(E,u1_struct_0(B))
               => ( r2_hidden(E,D)
                 => ! [F] :
                      ( ( ~ v3_struct_0(F)
                        & v3_orders_2(F)
                        & v7_waybel_0(F)
                        & l1_waybel_0(F,B) )
                     => ( r2_hidden(k4_tarski(F,E),C)
                       => r1_waybel_0(B,F,D) ) ) ) ) ) ) ) ).

fof(free_g1_orders_2,axiom,
    ! [A,B] :
      ( m1_relset_1(B,A,A)
     => ! [C,D] :
          ( g1_orders_2(A,B) = g1_orders_2(C,D)
         => ( A = C
            & B = D ) ) ) ).

fof(free_g1_pre_topc,axiom,
    ! [A,B] :
      ( m1_subset_1(B,k1_zfmisc_1(k1_zfmisc_1(A)))
     => ! [C,D] :
          ( g1_pre_topc(A,B) = g1_pre_topc(C,D)
         => ( A = C
            & B = D ) ) ) ).

fof(l12_waybel33,axiom,
    ! [A] :
      ( ( v2_orders_2(A)
        & v3_orders_2(A)
        & v4_orders_2(A)
        & v24_waybel_0(A)
        & v25_waybel_0(A)
        & v2_lattice3(A)
        & l1_orders_2(A) )
     => ! [B] :
          ( ( v2_orders_2(B)
            & v3_orders_2(B)
            & v4_orders_2(B)
            & v24_waybel_0(B)
            & v25_waybel_0(B)
            & v2_lattice3(B)
            & l1_orders_2(B) )
         => ( g1_orders_2(u1_struct_0(A),u1_orders_2(A)) = g1_orders_2(u1_struct_0(B),u1_orders_2(B))
           => r1_tarski(u1_pre_topc(k14_yellow_6(A,k3_waybel28(A))),u1_pre_topc(k14_yellow_6(B,k3_waybel28(B)))) ) ) ) ).

fof(rc1_finset_1,axiom,
    ? [A] :
      ( ~ v1_xboole_0(A)
      & v1_finset_1(A) ) ).

fof(rc1_funct_1,axiom,
    ? [A] :
      ( v1_relat_1(A)
      & v1_funct_1(A) ) ).

fof(rc1_relat_1,axiom,
    ? [A] :
      ( v1_xboole_0(A)
      & v1_relat_1(A) ) ).

fof(rc1_subset_1,axiom,
    ! [A] :
      ( ~ v1_xboole_0(A)
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(A))
          & ~ v1_xboole_0(B) ) ) ).

fof(rc1_tops_1,axiom,
    ! [A] :
      ( ( v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
          & v3_pre_topc(B,A) ) ) ).

fof(rc2_funct_1,axiom,
    ? [A] :
      ( v1_relat_1(A)
      & v1_xboole_0(A)
      & v1_funct_1(A) ) ).

fof(rc2_relat_1,axiom,
    ? [A] :
      ( ~ v1_xboole_0(A)
      & v1_relat_1(A) ) ).

fof(rc2_subset_1,axiom,
    ! [A] :
    ? [B] :
      ( m1_subset_1(B,k1_zfmisc_1(A))
      & v1_xboole_0(B) ) ).

fof(rc2_tops_1,axiom,
    ! [A] :
      ( ( v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
          & v3_pre_topc(B,A)
          & v4_pre_topc(B,A) ) ) ).

fof(rc2_waybel_7,axiom,
    ! [A] :
    ? [B] :
      ( m1_subset_1(B,k1_zfmisc_1(k1_zfmisc_1(A)))
      & ~ v1_xboole_0(B)
      & v1_finset_1(B) ) ).

fof(rc3_finset_1,axiom,
    ! [A] :
      ( ~ v1_xboole_0(A)
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(A))
          & ~ v1_xboole_0(B)
          & v1_finset_1(B) ) ) ).

fof(rc3_funct_1,axiom,
    ? [A] :
      ( v1_relat_1(A)
      & v1_funct_1(A)
      & v2_funct_1(A) ) ).

fof(rc3_relat_1,axiom,
    ? [A] :
      ( v1_relat_1(A)
      & v3_relat_1(A) ) ).

fof(rc3_struct_0,axiom,
    ? [A] :
      ( l1_struct_0(A)
      & ~ v3_struct_0(A) ) ).

fof(rc3_tops_1,axiom,
    ! [A] :
      ( ( ~ v3_struct_0(A)
        & v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
          & ~ v1_xboole_0(B)
          & v3_pre_topc(B,A)
          & v4_pre_topc(B,A) ) ) ).

fof(rc3_waybel_7,axiom,
    ! [A] :
      ( l1_struct_0(A)
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(k1_zfmisc_1(u1_struct_0(A))))
          & ~ v1_xboole_0(B)
          & v1_finset_1(B) ) ) ).

fof(rc4_finset_1,axiom,
    ! [A] :
      ( ~ v1_xboole_0(A)
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(A))
          & ~ v1_xboole_0(B)
          & v1_finset_1(B) ) ) ).

fof(rc4_funct_1,axiom,
    ? [A] :
      ( v1_relat_1(A)
      & v3_relat_1(A)
      & v1_funct_1(A) ) ).

fof(rc4_tops_1,axiom,
    ! [A] :
      ( l1_pre_topc(A)
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
          & v1_xboole_0(B)
          & v1_membered(B)
          & v2_membered(B)
          & v3_membered(B)
          & v4_membered(B)
          & v5_membered(B)
          & v2_tops_1(B,A) ) ) ).

fof(rc4_yellow_6,axiom,
    ? [A] :
      ( l1_orders_2(A)
      & ~ v3_struct_0(A)
      & v1_orders_2(A)
      & v3_orders_2(A)
      & v7_waybel_0(A) ) ).

fof(rc5_struct_0,axiom,
    ! [A] :
      ( ( ~ v3_struct_0(A)
        & l1_struct_0(A) )
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
          & ~ v1_xboole_0(B) ) ) ).

fof(rc5_tops_1,axiom,
    ! [A] :
      ( ( v2_pre_topc(A)
        & l1_pre_topc(A) )
     => ? [B] :
          ( m1_subset_1(B,k1_zfmisc_1(u1_struct_0(A)))
          & v1_xboole_0(B)
          & v3_pre_topc(B,A)
          & v4_pre_topc(B,A)
          & v1_membered(B)
          & v2_membered(B)
          & v3_membered(B)
          & v4_membered(B)
          & v5_membered(B)
          & v2_tops_1(B,A)
          & v3_tops_1(B,A) ) ) ).

fof(redefinition_m2_relset_1,axiom,
    ! [A,B,C] :
      ( m2_relset_1(C,A,B)
    <=> m1_relset_1(C,A,B) ) ).

fof(reflexivity_r1_tarski,axiom,
    ! [A,B] : r1_tarski(A,A) ).

fof(t1_subset,axiom,
    ! [A,B] :
      ( r2_hidden(A,B)
     => m1_subset_1(A,B) ) ).

fof(t2_subset,axiom,
    ! [A,B] :
      ( m1_subset_1(A,B)
     => ( v1_xboole_0(B)
        | r2_hidden(A,B) ) ) ).

fof(t2_tarski,axiom,
    ! [A,B] :
      ( ! [C] :
          ( r2_hidden(C,A)
        <=> r2_hidden(C,B) )
     => A = B ) ).

fof(t3_subset,axiom,
    ! [A,B] :
      ( m1_subset_1(A,k1_zfmisc_1(B))
    <=> r1_tarski(A,B) ) ).

fof(t4_subset,axiom,
    ! [A,B,C] :
      ( ( r2_hidden(A,B)
        & m1_subset_1(B,k1_zfmisc_1(C)) )
     => m1_subset_1(A,C) ) ).

fof(t5_subset,axiom,
    ! [A,B,C] :
      ~ ( r2_hidden(A,B)
        & m1_subset_1(B,k1_zfmisc_1(C))
        & v1_xboole_0(C) ) ).

fof(t6_boole,axiom,
    ! [A] :
      ( v1_xboole_0(A)
     => A = k1_xboole_0 ) ).

fof(t7_boole,axiom,
    ! [A,B] :
      ~ ( r2_hidden(A,B)
        & v1_xboole_0(B) ) ).

fof(t8_boole,axiom,
    ! [A,B] :
      ~ ( v1_xboole_0(A)
        & A != B
        & v1_xboole_0(B) ) ).

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