REAL  is    set 
 
 NAT  is   non  empty   epsilon-transitive   epsilon-connected   ordinal   Element of  bool REAL
 
 bool REAL is   non  empty   set 
 
 omega  is   non  empty   epsilon-transitive   epsilon-connected   ordinal   set 
 
 bool omega is   non  empty   set 
 
K204() is   non  empty   strict   TopSpace-like   TopStruct 
 
 the carrier of K204() is   non  empty   set 
 
1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
[:1,1:] is   non  empty   Relation-like   set 
 
 bool [:1,1:] is   non  empty   set 
 
[:[:1,1:],1:] is   non  empty   Relation-like   set 
 
 bool [:[:1,1:],1:] is   non  empty   set 
 
[:[:1,1:],REAL:] is   Relation-like   set 
 
 bool [:[:1,1:],REAL:] is   non  empty   set 
 
[:REAL,REAL:] is   Relation-like   set 
 
[:[:REAL,REAL:],REAL:] is   Relation-like   set 
 
 bool [:[:REAL,REAL:],REAL:] is   non  empty   set 
 
2 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
[:2,2:] is   non  empty   Relation-like   set 
 
[:[:2,2:],REAL:] is   Relation-like   set 
 
 bool [:[:2,2:],REAL:] is   non  empty   set 
 
 bool NAT is   non  empty   set 
 
 COMPLEX  is    set 
 
 RAT  is    set 
 
 INT  is    set 
 
 bool [:REAL,REAL:] is   non  empty   set 
 
K406() is   non  empty  V128() L10()
 
 the carrier of K406() is   non  empty   set 
 
K411() is   non  empty  V128() V150() V151() V152() V154() V204() V205() V206() V207() V208() V209() L10()
 
K412() is   non  empty  V128() V152() V154() V207() V208() V209() M19(K411())
 
K413() is   non  empty  V128() V150() V152() V154() V207() V208() V209() V210() M22(K411(),K412())
 
K415() is   non  empty  V128() V150() V152() V154() L10()
 
K416() is   non  empty  V128() V150() V152() V154() V210() M19(K415())
 
 TOP-REAL 2 is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226() L16()
 
 the carrier of (TOP-REAL 2) is   non  empty   set 
 
[:NAT,REAL:] is   Relation-like   set 
 
 bool [:NAT,REAL:] is   non  empty   set 
 
 bool  the carrier of (TOP-REAL 2) is   non  empty   set 
 
 bool (bool REAL) is   non  empty   set 
 
 {}  is    set 
 
 the   empty   epsilon-transitive   epsilon-connected   ordinal   T-Sequence-like   c=-linear   natural  V11()  real   Relation-like   non-empty   empty-yielding   RAT  -valued   integer   ext-real   non  positive   non  negative   complex-valued   ext-real-valued   real-valued   natural-valued   set  is   empty   epsilon-transitive   epsilon-connected   ordinal   T-Sequence-like   c=-linear   natural  V11()  real   Relation-like   non-empty   empty-yielding   RAT  -valued   integer   ext-real   non  positive   non  negative   complex-valued   ext-real-valued   real-valued   natural-valued   set 
 
 0  is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
[:NAT,NAT:] is   non  empty   Relation-like   set 
 
 bool [:NAT,NAT:] is   non  empty   set 
 
F is   Relation-like   NAT  -defined   the carrier of (TOP-REAL 2) -valued   Function-like   FinSequence-like   FinSequence of  the carrier of (TOP-REAL 2)
 
 L~ F is   closed   boundary   nowhere_dense   Element of  bool  the carrier of (TOP-REAL 2)
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226() L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
G is    Element of  the carrier of (Euclid F)
 
i is  V11()  real   ext-real   set 
 
 Ball (G,i) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
H is    Element of  bool  the carrier of (TOP-REAL F)
 
NS is    Element of  bool  the carrier of (TOP-REAL F)
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226() L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
G is    Element of  the carrier of (Euclid F)
 
H is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
i - H is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
K389(i,H) is   Relation-like   NAT  -defined   REAL  -valued   Function-like   FinSequence-like   complex-valued   ext-real-valued   real-valued   FinSequence of  REAL 
 
|.(i - H).| is  V11()  real   ext-real   non  negative   Element of  REAL 
 
NS is  V11()  real   ext-real   set 
 
 Ball (G,NS) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
P is    Element of  the carrier of (Euclid F)
 
 dist (P,G) is  V11()  real   ext-real   Element of  REAL 
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226() L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
G is    Element of  the carrier of (Euclid F)
 
H is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
i - H is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
K389(i,H) is   Relation-like   NAT  -defined   REAL  -valued   Function-like   FinSequence-like   complex-valued   ext-real-valued   real-valued   FinSequence of  REAL 
 
|.(i - H).| is  V11()  real   ext-real   non  negative   Element of  REAL 
 
NS is  V11()  real   ext-real   set 
 
 Ball (G,NS) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
P is    Element of  the carrier of (Euclid F)
 
 dist (P,G) is  V11()  real   ext-real   Element of  REAL 
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226() L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
[:NAT, the carrier of (TOP-REAL F):] is   non  empty   Relation-like   set 
 
 bool [:NAT, the carrier of (TOP-REAL F):] is   non  empty   set 
 
G is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
i is    Element of  bool  the carrier of (TOP-REAL F)
 
 Cl i is   closed   Element of  bool  the carrier of (TOP-REAL F)
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
H is    Element of  the carrier of (Euclid F)
 
NS is    set 
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
P + 1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
1 / (P + 1) is  V11()  real   ext-real   non  negative   Element of  REAL 
 
(P + 1) "  is   non  empty  V11()  real   ext-real   positive   non  negative   set 
 
1 * ((P + 1) ") is  V11()  real   ext-real   non  negative   set 
 
 Ball (H,(1 / (P + 1))) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
i is   open   Element of  bool  the carrier of (TOP-REAL F)
 
i /\ i is    Element of  bool  the carrier of (TOP-REAL F)
 
 choose (i /\ i) is    Element of i /\ i
 
 the    Element of i /\ i is    Element of i /\ i
 
i is    set 
 
 dist (H,H) is  V11()  real   ext-real   Element of  REAL 
 
c11 is    set 
 
NS is   Relation-like   Function-like   set 
 
 proj1 NS is    set 
 
 proj2 NS is    set 
 
P is   non  empty   Relation-like   NAT  -defined   the carrier of (TOP-REAL F) -valued   Function-like  V23( NAT ) V27( NAT , the carrier of (TOP-REAL F))  Element of  bool [:NAT, the carrier of (TOP-REAL F):]
 
 rng P is   non  empty   Element of  bool  the carrier of (TOP-REAL F)
 
 lim P is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
P is    set 
 
 dom P is   non  empty   Element of  bool NAT
 
P is    set 
 
P . P is    set 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i + 1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
1 / (i + 1) is  V11()  real   ext-real   non  negative   Element of  REAL 
 
(i + 1) "  is   non  empty  V11()  real   ext-real   positive   non  negative   set 
 
1 * ((i + 1) ") is  V11()  real   ext-real   non  negative   set 
 
 Ball (H,(1 / (i + 1))) is    Element of  bool  the carrier of (Euclid F)
 
i /\ (Ball (H,(1 / (i + 1)))) is    Element of  bool  the carrier of (Euclid F)
 
 choose (i /\ (Ball (H,(1 / (i + 1))))) is    Element of i /\ (Ball (H,(1 / (i + 1))))
 
 the    Element of i /\ (Ball (H,(1 / (i + 1)))) is    Element of i /\ (Ball (H,(1 / (i + 1))))
 
c11 is   open   Element of  bool  the carrier of (TOP-REAL F)
 
i /\ c11 is    Element of  bool  the carrier of (TOP-REAL F)
 
P is  V11()  real   ext-real   Element of  REAL 
 
1 / P is  V11()  real   ext-real   Element of  REAL 
 
P "  is  V11()  real   ext-real   set 
 
1 * (P ") is  V11()  real   ext-real   set 
 
[/(1 / P)\] is  V11()  real   integer   ext-real   set 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i + 1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
1 / i is  V11()  real   ext-real   non  negative   Element of  REAL 
 
i "  is  V11()  real   ext-real   non  negative   set 
 
1 * (i ") is  V11()  real   ext-real   non  negative   set 
 
1 / (i + 1) is  V11()  real   ext-real   non  negative   Element of  REAL 
 
(i + 1) "  is   non  empty  V11()  real   ext-real   positive   non  negative   set 
 
1 * ((i + 1) ") is  V11()  real   ext-real   non  negative   set 
 
1 / i is  V11()  real   ext-real   non  negative   Element of  REAL 
 
i "  is  V11()  real   ext-real   non  negative   set 
 
1 * (i ") is  V11()  real   ext-real   non  negative   set 
 
1 / (1 / P) is  V11()  real   ext-real   Element of  REAL 
 
(1 / P) "  is  V11()  real   ext-real   set 
 
1 * ((1 / P) ") is  V11()  real   ext-real   set 
 
c11 is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
c11 + 1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
1 / (c11 + 1) is  V11()  real   ext-real   non  negative   Element of  REAL 
 
(c11 + 1) "  is   non  empty  V11()  real   ext-real   positive   non  negative   set 
 
1 * ((c11 + 1) ") is  V11()  real   ext-real   non  negative   set 
 
 Ball (H,(1 / (c11 + 1))) is    Element of  bool  the carrier of (Euclid F)
 
k2 is   open   Element of  bool  the carrier of (TOP-REAL F)
 
i /\ k2 is    Element of  bool  the carrier of (TOP-REAL F)
 
P . c11 is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
k1 is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
k1 + 1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
1 / (k1 + 1) is  V11()  real   ext-real   non  negative   Element of  REAL 
 
(k1 + 1) "  is   non  empty  V11()  real   ext-real   positive   non  negative   set 
 
1 * ((k1 + 1) ") is  V11()  real   ext-real   non  negative   set 
 
 Ball (H,(1 / (k1 + 1))) is    Element of  bool  the carrier of (Euclid F)
 
i /\ (Ball (H,(1 / (k1 + 1)))) is    Element of  bool  the carrier of (Euclid F)
 
 choose (i /\ (Ball (H,(1 / (k1 + 1))))) is    Element of i /\ (Ball (H,(1 / (k1 + 1))))
 
 the    Element of i /\ (Ball (H,(1 / (k1 + 1)))) is    Element of i /\ (Ball (H,(1 / (k1 + 1))))
 
(P . c11) - G is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
K389((P . c11),G) is   Relation-like   NAT  -defined   REAL  -valued   Function-like   FinSequence-like   complex-valued   ext-real-valued   real-valued   FinSequence of  REAL 
 
|.((P . c11) - G).| is  V11()  real   ext-real   non  negative   Element of  REAL 
 
F is   non  empty   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 TopSpaceMetr F is   non  empty   strict   TopSpace-like   TopStruct 
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 the topology of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
 TopStruct(#  the carrier of F, the topology of F #) is   non  empty   strict   TopSpace-like   TopStruct 
 
 the carrier of TopStruct(#  the carrier of F, the topology of F #) is   non  empty   set 
 
 bool  the carrier of TopStruct(#  the carrier of F, the topology of F #) is   non  empty   set 
 
 bool (bool  the carrier of TopStruct(#  the carrier of F, the topology of F #)) is   non  empty   set 
 
G is    Element of  the carrier of F
 
i is    Element of  the carrier of TopStruct(#  the carrier of F, the topology of F #)
 
H is    set 
 
NS is    Element of  bool (bool  the carrier of TopStruct(#  the carrier of F, the topology of F #))
 
 the topology of TopStruct(#  the carrier of F, the topology of F #) is   non  empty   Element of  bool (bool  the carrier of TopStruct(#  the carrier of F, the topology of F #))
 
 Intersect NS is    Element of  bool  the carrier of TopStruct(#  the carrier of F, the topology of F #)
 
P is    Element of  bool  the carrier of TopStruct(#  the carrier of F, the topology of F #)
 
P is    Element of  bool  the carrier of F
 
P is    Element of  bool  the carrier of F
 
i is    Element of  bool  the carrier of TopStruct(#  the carrier of F, the topology of F #)
 
NS is    Element of  bool (bool  the carrier of F)
 
 Intersect NS is    Element of  bool  the carrier of F
 
P is    Element of  bool  the carrier of F
 
P is    Element of  bool  the carrier of TopStruct(#  the carrier of F, the topology of F #)
 
P is    Element of  bool  the carrier of TopStruct(#  the carrier of F, the topology of F #)
 
i is    Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 the topology of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
 TopStruct(#  the carrier of F, the topology of F #) is   non  empty   strict   TopSpace-like   TopStruct 
 
 the carrier of TopStruct(#  the carrier of F, the topology of F #) is   non  empty   set 
 
G is    Element of  the carrier of TopStruct(#  the carrier of F, the topology of F #)
 
 bool  the carrier of TopStruct(#  the carrier of F, the topology of F #) is   non  empty   set 
 
 bool (bool  the carrier of TopStruct(#  the carrier of F, the topology of F #)) is   non  empty   set 
 
i is    Element of  the carrier of F
 
H is  i -quasi_basis   open   Element of  bool (bool  the carrier of F)
 
NS is  G -quasi_basis   open   Element of  bool (bool  the carrier of TopStruct(#  the carrier of F, the topology of F #))
 
G is    Element of  the carrier of F
 
 the carrier of TopStruct(#  the carrier of F, the topology of F #) is   non  empty   set 
 
i is    Element of  the carrier of TopStruct(#  the carrier of F, the topology of F #)
 
 bool  the carrier of TopStruct(#  the carrier of F, the topology of F #) is   non  empty   set 
 
 bool (bool  the carrier of TopStruct(#  the carrier of F, the topology of F #)) is   non  empty   set 
 
H is  i -quasi_basis   open   Element of  bool (bool  the carrier of TopStruct(#  the carrier of F, the topology of F #))
 
NS is  G -quasi_basis   open   Element of  bool (bool  the carrier of F)
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226() L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 the topology of (TOP-REAL F) is   non  empty   Element of  bool (bool  the carrier of (TOP-REAL F))
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool (bool  the carrier of (TOP-REAL F)) is   non  empty   set 
 
 TopStruct(#  the carrier of (TOP-REAL F), the topology of (TOP-REAL F) #) is   non  empty   strict   TopSpace-like   TopStruct 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 TopSpaceMetr (Euclid F) is   non  empty   strict   TopSpace-like   first-countable   TopStruct 
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226()  first-countable  L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
G is    Element of  bool  the carrier of (TOP-REAL F)
 
 Cl G is   closed   Element of  bool  the carrier of (TOP-REAL F)
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
H is    Element of  the carrier of (Euclid F)
 
NS is  V11()  real   ext-real   set 
 
 Ball (H,NS) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
P is    Element of  bool  the carrier of (TOP-REAL F)
 
NS is    a_neighborhood of i
 
 Int NS is   open   Element of  bool  the carrier of (TOP-REAL F)
 
P is  V11()  real   ext-real   set 
 
 Ball (H,P) is    Element of  bool  the carrier of (Euclid F)
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226()  first-countable  L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
G is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
H is    Element of  the carrier of (Euclid F)
 
NS is    Element of  the carrier of (Euclid F)
 
 dist (H,NS) is  V11()  real   ext-real   Element of  REAL 
 
(dist (H,NS)) / 2 is  V11()  real   ext-real   Element of  REAL 
 
2 "  is   non  empty  V11()  real   ext-real   positive   non  negative   set 
 
(dist (H,NS)) * (2 ") is  V11()  real   ext-real   set 
 
P is  V11()  real   ext-real   Element of  REAL 
 
 Ball (H,P) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226()  first-countable  L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
G is    Element of  bool  the carrier of (TOP-REAL F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
i is    Element of  bool  the carrier of (Euclid F)
 
H is  V11()  real   ext-real   Element of  REAL 
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
G is  V11()  real   ext-real   set 
 
i is  V11()  real   ext-real   set 
 
G + i is  V11()  real   ext-real   set 
 
H is    Element of  the carrier of (Euclid F)
 
 Ball (H,G) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
NS is    Element of  the carrier of (Euclid F)
 
 Ball (NS,i) is    Element of  bool  the carrier of (Euclid F)
 
 dist (H,NS) is  V11()  real   ext-real   Element of  REAL 
 
P is    set 
 
P is    Element of  the carrier of (Euclid F)
 
 dist (NS,P) is  V11()  real   ext-real   Element of  REAL 
 
 dist (H,P) is  V11()  real   ext-real   Element of  REAL 
 
(dist (H,P)) + i is  V11()  real   ext-real   Element of  REAL 
 
(dist (H,P)) + (dist (NS,P)) is  V11()  real   ext-real   Element of  REAL 
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
G is  V11()  real   ext-real   set 
 
H is  V11()  real   ext-real   set 
 
i is  V11()  real   ext-real   set 
 
G + i is  V11()  real   ext-real   set 
 
2 * H is  V11()  real   ext-real   Element of  REAL 
 
(G + i) + (2 * H) is  V11()  real   ext-real   Element of  REAL 
 
NS is    Element of  the carrier of (Euclid F)
 
 Ball (NS,G) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
P is    Element of  the carrier of (Euclid F)
 
 Ball (P,H) is    Element of  bool  the carrier of (Euclid F)
 
P is    Element of  the carrier of (Euclid F)
 
 Ball (P,i) is    Element of  bool  the carrier of (Euclid F)
 
 dist (NS,P) is  V11()  real   ext-real   Element of  REAL 
 
G + H is  V11()  real   ext-real   set 
 
 dist (P,P) is  V11()  real   ext-real   Element of  REAL 
 
(G + H) + (dist (P,P)) is  V11()  real   ext-real   Element of  REAL 
 
 dist (NS,P) is  V11()  real   ext-real   Element of  REAL 
 
(dist (NS,P)) + (dist (P,P)) is  V11()  real   ext-real   Element of  REAL 
 
H + i is  V11()  real   ext-real   set 
 
(G + H) + (H + i) is  V11()  real   ext-real   set 
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
G is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of G is   non  empty   set 
 
[:F,G:] is   non  empty   strict   TopSpace-like   TopStruct 
 
 the carrier of [:F,G:] is   non  empty   set 
 
 bool  the carrier of [:F,G:] is   non  empty   set 
 
i is    Element of  the carrier of F
 
{i} is   compact   Element of  bool  the carrier of F
 
 bool  the carrier of F is   non  empty   set 
 
H is    Element of  the carrier of G
 
{H} is   compact   Element of  bool  the carrier of G
 
 bool  the carrier of G is   non  empty   set 
 
[:{i},{H}:] is   Relation-like   Element of  bool  the carrier of [:F,G:]
 
[i,H] is  V24()  Element of  the carrier of [:F,G:]
 
{i,H} is    set 
 
{i} is    set 
 
{{i,H},{i}} is    set 
 
NS is    Element of  bool  the carrier of [:F,G:]
 
{[i,H]} is   Relation-like   compact   Element of  bool  the carrier of [:F,G:]
 
F is   non  empty   1-sorted 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
H is    Element of  bool  the carrier of F
 
NS is   non  empty   Relation-like   NAT  -defined   NAT  -valued   Function-like  V23( NAT ) V27( NAT , NAT )  complex-valued   ext-real-valued   real-valued   natural-valued   increasing   non-decreasing   Element of  bool [:NAT,NAT:]
 
G * NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  subsequence of G
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . P is    Element of  bool  the carrier of F
 
G . P is    Element of  bool  the carrier of F
 
 dom NS is   non  empty   Element of  bool NAT
 
NS . P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . (NS . P) is    Element of  bool  the carrier of F
 
 dom G is   non  empty   Element of  bool NAT
 
P is    set 
 
G . P is    set 
 
i . P is    set 
 
 dom i is   non  empty   Element of  bool NAT
 
F is   non  empty   1-sorted 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  subsequence of G
 
H is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . H is    Element of  bool  the carrier of F
 
NS is   non  empty   Relation-like   NAT  -defined   NAT  -valued   Function-like  V23( NAT ) V27( NAT , NAT )  complex-valued   ext-real-valued   real-valued   natural-valued   increasing   non-decreasing   Element of  bool [:NAT,NAT:]
 
G * NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  subsequence of G
 
NS . H is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . P is    Element of  bool  the carrier of F
 
 dom NS is   non  empty   Element of  bool NAT
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
i is    Element of  bool  the carrier of F
 
H is    Element of  bool  the carrier of F
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226()  first-countable  L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool  the carrier of (TOP-REAL F) is   non  empty   Element of  bool (bool  the carrier of (TOP-REAL F))
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool (bool  the carrier of (TOP-REAL F)) is   non  empty   set 
 
[:NAT,(bool  the carrier of (TOP-REAL F)):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of (TOP-REAL F)):] is   non  empty   set 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL F) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL F))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL F)):]
 
((TOP-REAL F),G) is    Element of  bool  the carrier of (TOP-REAL F)
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
H is    Element of  the carrier of (Euclid F)
 
NS is  V11()  real   ext-real   set 
 
 Ball (H,NS) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
P is    a_neighborhood of i
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 the topology of (TOP-REAL F) is   non  empty   Element of  bool (bool  the carrier of (TOP-REAL F))
 
 TopStruct(#  the carrier of (TOP-REAL F), the topology of (TOP-REAL F) #) is   non  empty   strict   TopSpace-like   TopStruct 
 
 TopSpaceMetr (Euclid F) is   non  empty   strict   TopSpace-like   first-countable   TopStruct 
 
 the carrier of (TopSpaceMetr (Euclid F)) is   non  empty   set 
 
 bool  the carrier of (TopSpaceMetr (Euclid F)) is   non  empty   set 
 
NS is    a_neighborhood of i
 
 Int NS is   open   Element of  bool  the carrier of (TOP-REAL F)
 
P is    Element of  bool  the carrier of (TopSpaceMetr (Euclid F))
 
P is  V11()  real   ext-real   set 
 
 Ball (H,P) is    Element of  bool  the carrier of (Euclid F)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . i is    Element of  bool  the carrier of (TOP-REAL F)
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,G) is    Element of  bool  the carrier of F
 
 Cl (F,G) is   closed   Element of  bool  the carrier of F
 
i is    set 
 
H is    Element of  the carrier of F
 
NS is    a_neighborhood of H
 
 Int NS is   open   Element of  bool  the carrier of F
 
P is    set 
 
P is    Element of  the carrier of F
 
 Int (Int NS) is   open   Element of  bool  the carrier of F
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
c11 is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . c11 is    Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,G) is    Element of  bool  the carrier of F
 
 Cl (F,G) is   closed   Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,i) is   closed   Element of  bool  the carrier of F
 
(F,G) is   closed   Element of  bool  the carrier of F
 
H is   non  empty   Relation-like   NAT  -defined   NAT  -valued   Function-like  V23( NAT ) V27( NAT , NAT )  complex-valued   ext-real-valued   real-valued   natural-valued   increasing   non-decreasing   Element of  bool [:NAT,NAT:]
 
i * H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  subsequence of i
 
NS is    set 
 
P is    Element of  the carrier of F
 
P is    a_neighborhood of P
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . i is    Element of  bool  the carrier of F
 
H . i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 dom H is   non  empty   Element of  bool NAT
 
i . (H . i) is    Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,G) is   closed   Element of  bool  the carrier of F
 
(F,i) is   closed   Element of  bool  the carrier of F
 
H is    set 
 
NS is    Element of  the carrier of F
 
P is    a_neighborhood of NS
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . P is    Element of  bool  the carrier of F
 
G . P is    Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,G) is   closed   Element of  bool  the carrier of F
 
(F,i) is   closed   Element of  bool  the carrier of F
 
(F,G) \/ (F,i) is   closed   Element of  bool  the carrier of F
 
(F,H) is   closed   Element of  bool  the carrier of F
 
NS is    set 
 
P is    Element of  the carrier of F
 
P is    a_neighborhood of P
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
H . i is    Element of  bool  the carrier of F
 
G . i is    Element of  bool  the carrier of F
 
i . i is    Element of  bool  the carrier of F
 
(G . i) \/ (i . i) is    Element of  bool  the carrier of F
 
P is    Element of  the carrier of F
 
P is    a_neighborhood of P
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
H . i is    Element of  bool  the carrier of F
 
i . i is    Element of  bool  the carrier of F
 
G . i is    Element of  bool  the carrier of F
 
(G . i) \/ (i . i) is    Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,H) is   closed   Element of  bool  the carrier of F
 
(F,G) is   closed   Element of  bool  the carrier of F
 
(F,i) is   closed   Element of  bool  the carrier of F
 
(F,G) /\ (F,i) is   closed   Element of  bool  the carrier of F
 
NS is    set 
 
P is    Element of  the carrier of F
 
P is    a_neighborhood of P
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . i is    Element of  bool  the carrier of F
 
H . i is    Element of  bool  the carrier of F
 
G . i is    Element of  bool  the carrier of F
 
(G . i) /\ (i . i) is    Element of  bool  the carrier of F
 
P is    a_neighborhood of P
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . i is    Element of  bool  the carrier of F
 
H . i is    Element of  bool  the carrier of F
 
i . i is    Element of  bool  the carrier of F
 
(G . i) /\ (i . i) is    Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,i) is   closed   Element of  bool  the carrier of F
 
(F,G) is   closed   Element of  bool  the carrier of F
 
H is    set 
 
NS is    Element of  the carrier of F
 
P is    a_neighborhood of NS
 
P is   non  empty   Element of  bool  the carrier of F
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . i is    Element of  bool  the carrier of F
 
i . i is    Element of  bool  the carrier of F
 
i is    set 
 
c11 is    Element of  the carrier of F
 
m is   non  empty   Element of  bool  the carrier of F
 
 Cl (G . i) is   closed   Element of  bool  the carrier of F
 
H is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . H is    Element of  bool  the carrier of F
 
i . H is    Element of  bool  the carrier of F
 
 Cl (G . H) is   closed   Element of  bool  the carrier of F
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226()  first-countable  L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool  the carrier of (TOP-REAL F) is   non  empty   Element of  bool (bool  the carrier of (TOP-REAL F))
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool (bool  the carrier of (TOP-REAL F)) is   non  empty   set 
 
[:NAT,(bool  the carrier of (TOP-REAL F)):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of (TOP-REAL F)):] is   non  empty   set 
 
[:NAT, the carrier of (TOP-REAL F):] is   non  empty   Relation-like   set 
 
 bool [:NAT, the carrier of (TOP-REAL F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL F) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL F))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL F)):]
 
((TOP-REAL F),G) is   closed   Element of  bool  the carrier of (TOP-REAL F)
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
NS is   non  empty   Relation-like   NAT  -defined   the carrier of (TOP-REAL F) -valued   Function-like  V23( NAT ) V27( NAT , the carrier of (TOP-REAL F))  Element of  bool [:NAT, the carrier of (TOP-REAL F):]
 
 lim NS is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
H is    Element of  the carrier of (Euclid F)
 
P is  V11()  real   ext-real   set 
 
 Ball (H,P) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
P is  V11()  real   ext-real   Element of  REAL 
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 max (0,P) is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . i is    Element of  bool  the carrier of (TOP-REAL F)
 
NS . i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
(NS . i) - i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
K389((NS . i),i) is   Relation-like   NAT  -defined   REAL  -valued   Function-like   FinSequence-like   complex-valued   ext-real-valued   real-valued   FinSequence of  REAL 
 
|.((NS . i) - i).| is  V11()  real   ext-real   non  negative   Element of  REAL 
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is    Element of  bool  the carrier of F
 
 Cl G is   closed   Element of  bool  the carrier of F
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,i) is   closed   Element of  bool  the carrier of F
 
H is    set 
 
NS is    Element of  the carrier of F
 
P is    Element of  bool  the carrier of F
 
P is    a_neighborhood of NS
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
P + 1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
i . (P + 1) is    Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,G) is   closed   Element of  bool  the carrier of F
 
i is    Element of  bool  the carrier of F
 
 Cl i is   closed   Element of  bool  the carrier of F
 
H is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   set 
 
G . H is    set 
 
H is    set 
 
NS is    Element of  the carrier of F
 
P is    a_neighborhood of NS
 
P is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . P is    Element of  bool  the carrier of F
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,G) is   closed   Element of  bool  the carrier of F
 
i is   closed   Element of  bool  the carrier of F
 
 Cl i is   closed   Element of  bool  the carrier of F
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226()  first-countable  L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool  the carrier of (TOP-REAL F) is   non  empty   Element of  bool (bool  the carrier of (TOP-REAL F))
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool (bool  the carrier of (TOP-REAL F)) is   non  empty   set 
 
[:NAT,(bool  the carrier of (TOP-REAL F)):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of (TOP-REAL F)):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL F) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL F))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL F)):]
 
((TOP-REAL F),G) is   closed   Element of  bool  the carrier of (TOP-REAL F)
 
i is    Element of  bool  the carrier of (TOP-REAL F)
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
H is   bounded   Element of  bool  the carrier of (Euclid F)
 
NS is  V11()  real   ext-real   Element of  REAL 
 
P is    Element of  the carrier of (Euclid F)
 
 Ball (P,NS) is    Element of  bool  the carrier of (Euclid F)
 
1 + 1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
3 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
3 * NS is  V11()  real   ext-real   Element of  REAL 
 
(1 + 1) + (3 * NS) is  V11()  real   ext-real   Element of  REAL 
 
i is    Element of  the carrier of (Euclid F)
 
i is    Element of  the carrier of (Euclid F)
 
 dist (i,i) is  V11()  real   ext-real   Element of  REAL 
 
 Ball (i,1) is    Element of  bool  the carrier of (Euclid F)
 
c11 is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 Ball (i,1) is    Element of  bool  the carrier of (Euclid F)
 
m is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 max (c11,m) is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
(max (c11,m)) + 1 is   non  empty   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   positive   non  negative   Element of  NAT 
 
G . ((max (c11,m)) + 1) is    Element of  bool  the carrier of (TOP-REAL F)
 
2 * NS is  V11()  real   ext-real   Element of  REAL 
 
(1 + 1) + (2 * NS) is  V11()  real   ext-real   Element of  REAL 
 
 bool  the carrier of (TOP-REAL 2) is   non  empty   Element of  bool (bool  the carrier of (TOP-REAL 2))
 
 bool (bool  the carrier of (TOP-REAL 2)) is   non  empty   set 
 
[:NAT,(bool  the carrier of (TOP-REAL 2)):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of (TOP-REAL 2)):] is   non  empty   set 
 
G is    Element of  bool  the carrier of (TOP-REAL 2)
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
((TOP-REAL 2),F) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226()  first-countable  L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool  the carrier of (TOP-REAL F) is   non  empty   Element of  bool (bool  the carrier of (TOP-REAL F))
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
 bool (bool  the carrier of (TOP-REAL F)) is   non  empty   set 
 
[:NAT,(bool  the carrier of (TOP-REAL F)):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of (TOP-REAL F)):] is   non  empty   set 
 
[:(TOP-REAL F),(TOP-REAL F):] is   non  empty   strict   TopSpace-like   TopStruct 
 
 the carrier of [:(TOP-REAL F),(TOP-REAL F):] is   non  empty   set 
 
 bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):] is   non  empty   Element of  bool (bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):])
 
 bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):] is   non  empty   set 
 
 bool (bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]) is   non  empty   set 
 
[:NAT,(bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL F) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL F))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL F)):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL F) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL F))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL F)):]
 
((TOP-REAL F),G) is   closed   Element of  bool  the carrier of (TOP-REAL F)
 
((TOP-REAL F),i) is   closed   Element of  bool  the carrier of (TOP-REAL F)
 
[:((TOP-REAL F),G),((TOP-REAL F),i):] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):] -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):])  Element of  bool [:NAT,(bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]):]
 
([:(TOP-REAL F),(TOP-REAL F):],H) is   closed   Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
NS is    set 
 
P is    set 
 
P is    set 
 
[P,P] is  V24()  set 
 
{P,P} is    set 
 
{P} is    set 
 
{{P,P},{P}} is    set 
 
P is    Element of  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
c11 is    a_neighborhood of P
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
{i} is   bounded   compact   Element of  bool  the carrier of (TOP-REAL F)
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
{i} is   bounded   compact   Element of  bool  the carrier of (TOP-REAL F)
 
[:{i},{i}:] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
m is    a_neighborhood of {i}
 
y is    a_neighborhood of i
 
[:m,y:] is   Relation-like   a_neighborhood of [:{i},{i}:]
 
k2 is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
k1 is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 max (k1,k2) is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
k is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
m is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
H . m is    Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
i . m is    Element of  bool  the carrier of (TOP-REAL F)
 
G . m is    Element of  bool  the carrier of (TOP-REAL F)
 
[:(G . m),(i . m):] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
NS is    set 
 
[: the carrier of (TOP-REAL F), the carrier of (TOP-REAL F):] is   non  empty   Relation-like   set 
 
NS `1  is    set 
 
NS `2  is    set 
 
P is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
 the    a_neighborhood of P is    a_neighborhood of P
 
P is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
 the    a_neighborhood of P is    a_neighborhood of P
 
[P,P] is  V24()  Element of  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
{P,P} is    set 
 
{P} is    set 
 
{{P,P},{P}} is    set 
 
i is    a_neighborhood of P
 
[: the    a_neighborhood of P,i:] is   Relation-like   a_neighborhood of [P,P]
 
c11 is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
m is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . m is    Element of  bool  the carrier of (TOP-REAL F)
 
H . m is    Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
y is    set 
 
G . m is    Element of  bool  the carrier of (TOP-REAL F)
 
[:(G . m),(i . m):] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
y `2  is    set 
 
i is    a_neighborhood of P
 
[:i, the    a_neighborhood of P:] is   Relation-like   a_neighborhood of [P,P]
 
c11 is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
m is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . m is    Element of  bool  the carrier of (TOP-REAL F)
 
H . m is    Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
y is    set 
 
i . m is    Element of  bool  the carrier of (TOP-REAL F)
 
[:(G . m),(i . m):] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL F),(TOP-REAL F):]
 
y `1  is    set 
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
 lim_inf F is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),F) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
G is    set 
 
 Euclid 2 is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid 2) is   non  empty   set 
 
NS is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is    Element of  the carrier of (Euclid 2)
 
P is  V11()  real   ext-real   set 
 
 Ball (i,P) is    Element of  bool  the carrier of (Euclid 2)
 
 bool  the carrier of (Euclid 2) is   non  empty   set 
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
F . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   set 
 
NS + P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
H is   Relation-like   Function-like  V37(2)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL 2)
 
F is   non  empty   bounded   being_simple_closed_curve   compact  V256() V257()  Element of  bool  the carrier of (TOP-REAL 2)
 
G is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 Cage (F,G) is   non  empty   Relation-like   NAT  -defined   the carrier of (TOP-REAL 2) -valued   Function-like   non  constant   FinSequence-like  V235( the carrier of (TOP-REAL 2))  special   unfolded  V241() V242() V259()  FinSequence of  the carrier of (TOP-REAL 2)
 
 L~ (Cage (F,G)) is   closed   boundary   nowhere_dense   Element of  bool  the carrier of (TOP-REAL 2)
 
 UBD (L~ (Cage (F,G))) is   open   Element of  bool  the carrier of (TOP-REAL 2)
 
(UBD (L~ (Cage (F,G)))) `  is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
 the carrier of (TOP-REAL 2) \ (UBD (L~ (Cage (F,G)))) is    set 
 
 Fr ((UBD (L~ (Cage (F,G)))) `) is   closed   boundary   nowhere_dense   Element of  bool  the carrier of (TOP-REAL 2)
 
 BDD (L~ (Cage (F,G))) is   open   Element of  bool  the carrier of (TOP-REAL 2)
 
(BDD (L~ (Cage (F,G)))) `  is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
 the carrier of (TOP-REAL 2) \ (BDD (L~ (Cage (F,G)))) is    set 
 
(BDD (L~ (Cage (F,G)))) \/ ((BDD (L~ (Cage (F,G)))) `) is    Element of  bool  the carrier of (TOP-REAL 2)
 
 [#] (TOP-REAL 2) is   non  empty   non  proper   open   closed   dense   non  boundary   Element of  bool  the carrier of (TOP-REAL 2)
 
(L~ (Cage (F,G))) `  is   open   dense   Element of  bool  the carrier of (TOP-REAL 2)
 
 the carrier of (TOP-REAL 2) \ (L~ (Cage (F,G))) is    set 
 
(BDD (L~ (Cage (F,G)))) \/ (L~ (Cage (F,G))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((L~ (Cage (F,G))) `) \/ (L~ (Cage (F,G))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
(BDD (L~ (Cage (F,G)))) \/ (UBD (L~ (Cage (F,G)))) is   open   Element of  bool  the carrier of (TOP-REAL 2)
 
((BDD (L~ (Cage (F,G)))) \/ (UBD (L~ (Cage (F,G))))) \/ (L~ (Cage (F,G))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
(UBD (L~ (Cage (F,G)))) \/ ((BDD (L~ (Cage (F,G)))) \/ (L~ (Cage (F,G)))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((UBD (L~ (Cage (F,G)))) \/ ((BDD (L~ (Cage (F,G)))) \/ (L~ (Cage (F,G))))) \ (UBD (L~ (Cage (F,G)))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
(L~ (Cage (F,G))) \/ (BDD (L~ (Cage (F,G)))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((BDD (L~ (Cage (F,G)))) \/ (UBD (L~ (Cage (F,G))))) `  is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
 the carrier of (TOP-REAL 2) \ ((BDD (L~ (Cage (F,G)))) \/ (UBD (L~ (Cage (F,G))))) is    set 
 
((L~ (Cage (F,G))) `) `  is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
 the carrier of (TOP-REAL 2) \ ((L~ (Cage (F,G))) `) is    set 
 
((BDD (L~ (Cage (F,G)))) `) /\ ((UBD (L~ (Cage (F,G)))) `) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
(BDD (L~ (Cage (F,G)))) \/ ((UBD (L~ (Cage (F,G)))) `) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((BDD (L~ (Cage (F,G)))) \/ ((BDD (L~ (Cage (F,G)))) `)) /\ ((BDD (L~ (Cage (F,G)))) \/ ((UBD (L~ (Cage (F,G)))) `)) is    Element of  bool  the carrier of (TOP-REAL 2)
 
 Cl ((UBD (L~ (Cage (F,G)))) `) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
((UBD (L~ (Cage (F,G)))) `) `  is   open   Element of  bool  the carrier of (TOP-REAL 2)
 
 the carrier of (TOP-REAL 2) \ ((UBD (L~ (Cage (F,G)))) `) is    set 
 
 LeftComp (Cage (F,G)) is    Element of  bool  the carrier of (TOP-REAL 2)
 
(BDD (L~ (Cage (F,G)))) /\ (UBD (L~ (Cage (F,G)))) is   open   Element of  bool  the carrier of (TOP-REAL 2)
 
 Cl (((UBD (L~ (Cage (F,G)))) `) `) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
(Cl ((UBD (L~ (Cage (F,G)))) `)) /\ (Cl (((UBD (L~ (Cage (F,G)))) `) `)) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
(UBD (L~ (Cage (F,G)))) \/ (L~ (Cage (F,G))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((BDD (L~ (Cage (F,G)))) \/ (L~ (Cage (F,G)))) /\ ((UBD (L~ (Cage (F,G)))) \/ (L~ (Cage (F,G)))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((BDD (L~ (Cage (F,G)))) /\ (UBD (L~ (Cage (F,G))))) \/ (L~ (Cage (F,G))) is    Element of  bool  the carrier of (TOP-REAL 2)
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
i is    set 
 
H is    set 
 
H is    Element of  bool  the carrier of F
 
NS is    set 
 
P is    set 
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  subsequence of G
 
(F,P) is   closed   Element of  bool  the carrier of F
 
i is    Element of  bool  the carrier of F
 
H is    Element of  bool  the carrier of F
 
F is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 TOP-REAL F is   non  empty   TopSpace-like  V126() V194() V195() V212() V213() V214() V215() V216() V217() V218()  strict  V225() V226()  first-countable  L16()
 
 the carrier of (TOP-REAL F) is   non  empty   set 
 
[:NAT, the carrier of (TOP-REAL F):] is   non  empty   Relation-like   set 
 
 bool [:NAT, the carrier of (TOP-REAL F):] is   non  empty   set 
 
 Euclid F is   non  empty   strict   Reflexive   discerning  V98()  triangle   Discerning   MetrStruct 
 
 the carrier of (Euclid F) is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   the carrier of (TOP-REAL F) -valued   Function-like  V23( NAT ) V27( NAT , the carrier of (TOP-REAL F))  Element of  bool [:NAT, the carrier of (TOP-REAL F):]
 
i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
H is    Element of  the carrier of (Euclid F)
 
 bool  the carrier of (TOP-REAL F) is   non  empty   set 
 
NS is  V11()  real   ext-real   set 
 
 Ball (H,NS) is    Element of  bool  the carrier of (Euclid F)
 
 bool  the carrier of (Euclid F) is   non  empty   set 
 
P is   open   Element of  bool  the carrier of (TOP-REAL F)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . P is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
NS is    Element of  bool  the carrier of (TOP-REAL F)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
 the topology of (TOP-REAL F) is   non  empty   Element of  bool (bool  the carrier of (TOP-REAL F))
 
 bool (bool  the carrier of (TOP-REAL F)) is   non  empty   set 
 
 TopStruct(#  the carrier of (TOP-REAL F), the topology of (TOP-REAL F) #) is   non  empty   strict   TopSpace-like   TopStruct 
 
 TopSpaceMetr (Euclid F) is   non  empty   strict   TopSpace-like   first-countable   TopStruct 
 
 the carrier of (TopSpaceMetr (Euclid F)) is   non  empty   set 
 
 bool  the carrier of (TopSpaceMetr (Euclid F)) is   non  empty   set 
 
P is    Element of  bool  the carrier of (TopSpaceMetr (Euclid F))
 
i is  V11()  real   ext-real   set 
 
 Ball (H,i) is    Element of  bool  the carrier of (Euclid F)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . i is   Relation-like   Function-like  V37(F)  FinSequence-like   complex-valued   ext-real-valued   real-valued   Element of  the carrier of (TOP-REAL F)
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,G) is   closed   Element of  bool  the carrier of F
 
(F,G) is    Element of  bool  the carrier of F
 
i is    set 
 
H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  subsequence of G
 
(F,H) is   closed   Element of  bool  the carrier of F
 
H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  subsequence of G
 
(F,H) is   closed   Element of  bool  the carrier of F
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
H is   non  empty   Relation-like   NAT  -defined   NAT  -valued   Function-like  V23( NAT ) V27( NAT , NAT )  complex-valued   ext-real-valued   real-valued   natural-valued   increasing   non-decreasing   Element of  bool [:NAT,NAT:]
 
F * H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
G * H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
P . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
 dom H is   non  empty   Element of  bool NAT
 
i is    set 
 
H . P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
F . (H . P) is    Element of  bool  the carrier of (TOP-REAL 2)
 
G . (H . P) is    Element of  bool  the carrier of (TOP-REAL 2)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
P . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
H is   non  empty   Relation-like   NAT  -defined   NAT  -valued   Function-like  V23( NAT ) V27( NAT , NAT )  complex-valued   ext-real-valued   real-valued   natural-valued   increasing   non-decreasing   Element of  bool [:NAT,NAT:]
 
G * H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
F * H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
P . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
i . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
 dom H is   non  empty   Element of  bool NAT
 
i is    set 
 
H . P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
F . (H . P) is    Element of  bool  the carrier of (TOP-REAL 2)
 
G . (H . P) is    Element of  bool  the carrier of (TOP-REAL 2)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
P . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
i . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
((TOP-REAL 2),F) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),G) is    Element of  bool  the carrier of (TOP-REAL 2)
 
i is    set 
 
H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
((TOP-REAL 2),H) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
((TOP-REAL 2),NS) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
((TOP-REAL 2),F) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),G) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),F) \/ ((TOP-REAL 2),G) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),i) is    Element of  bool  the carrier of (TOP-REAL 2)
 
H is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . H is    Element of  bool  the carrier of (TOP-REAL 2)
 
i . H is    Element of  bool  the carrier of (TOP-REAL 2)
 
F . H is    Element of  bool  the carrier of (TOP-REAL 2)
 
(F . H) \/ (G . H) is    Element of  bool  the carrier of (TOP-REAL 2)
 
H is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
F . H is    Element of  bool  the carrier of (TOP-REAL 2)
 
i . H is    Element of  bool  the carrier of (TOP-REAL 2)
 
G . H is    Element of  bool  the carrier of (TOP-REAL 2)
 
(F . H) \/ (G . H) is    Element of  bool  the carrier of (TOP-REAL 2)
 
H is    set 
 
NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
((TOP-REAL 2),NS) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of i
 
((TOP-REAL 2),P) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
((TOP-REAL 2),NS) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of i
 
((TOP-REAL 2),P) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
((TOP-REAL 2),i) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),F) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),G) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),F) /\ ((TOP-REAL 2),G) is    Element of  bool  the carrier of (TOP-REAL 2)
 
H is    set 
 
NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of i
 
((TOP-REAL 2),NS) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
G . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
F . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
(F . P) /\ (G . P) is    Element of  bool  the carrier of (TOP-REAL 2)
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
((TOP-REAL 2),P) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
P is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
i . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
F . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
G . P is    Element of  bool  the carrier of (TOP-REAL 2)
 
(F . P) /\ (G . P) is    Element of  bool  the carrier of (TOP-REAL 2)
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
((TOP-REAL 2),P) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
[:(TOP-REAL 2),(TOP-REAL 2):] is   non  empty   strict   TopSpace-like   TopStruct 
 
 the carrier of [:(TOP-REAL 2),(TOP-REAL 2):] is   non  empty   set 
 
 bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):] is   non  empty   Element of  bool (bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):])
 
 bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):] is   non  empty   set 
 
 bool (bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]) is   non  empty   set 
 
[:NAT,(bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]):] is   non  empty   set 
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):] -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):])  Element of  bool [:NAT,(bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]):]
 
H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):] -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):])  Element of  bool [:NAT,(bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]):]
 
NS is   non  empty   Relation-like   NAT  -defined   NAT  -valued   Function-like  V23( NAT ) V27( NAT , NAT )  complex-valued   ext-real-valued   real-valued   natural-valued   increasing   non-decreasing   Element of  bool [:NAT,NAT:]
 
i * NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):] -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):])  subsequence of i
 
G * NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
F * NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
H . i is    Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
P . i is    Element of  bool  the carrier of (TOP-REAL 2)
 
i . i is    Element of  bool  the carrier of (TOP-REAL 2)
 
[:(P . i),(i . i):] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
 dom NS is   non  empty   Element of  bool NAT
 
NS . i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
F . (NS . i) is    Element of  bool  the carrier of (TOP-REAL 2)
 
G . (NS . i) is    Element of  bool  the carrier of (TOP-REAL 2)
 
i . (NS . i) is    Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
H . i is    Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
P . i is    Element of  bool  the carrier of (TOP-REAL 2)
 
i . i is    Element of  bool  the carrier of (TOP-REAL 2)
 
[:(P . i),(i . i):] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
((TOP-REAL 2),F) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),G) is    Element of  bool  the carrier of (TOP-REAL 2)
 
[:((TOP-REAL 2),F),((TOP-REAL 2),G):] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):] -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):])  Element of  bool [:NAT,(bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]):]
 
([:(TOP-REAL 2),(TOP-REAL 2):],i) is    Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
H is    set 
 
NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):] -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):])  subsequence of i
 
([:(TOP-REAL 2),(TOP-REAL 2):],NS) is   closed   Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
[: the carrier of (TOP-REAL 2), the carrier of (TOP-REAL 2):] is   non  empty   Relation-like   set 
 
P is    set 
 
P is    set 
 
[P,P] is  V24()  set 
 
{P,P} is    set 
 
{P} is    set 
 
{{P,P},{P}} is    set 
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
i is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
((TOP-REAL 2),P) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),i) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
[:((TOP-REAL 2),P),((TOP-REAL 2),i):] is   Relation-like   Element of  bool  the carrier of [:(TOP-REAL 2),(TOP-REAL 2):]
 
F is   non  empty   TopSpace-like   TopStruct 
 
 the carrier of F is   non  empty   set 
 
 bool  the carrier of F is   non  empty   Element of  bool (bool  the carrier of F)
 
 bool  the carrier of F is   non  empty   set 
 
 bool (bool  the carrier of F) is   non  empty   set 
 
[:NAT,(bool  the carrier of F):] is   non  empty   Relation-like   set 
 
 bool [:NAT,(bool  the carrier of F):] is   non  empty   set 
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  Element of  bool [:NAT,(bool  the carrier of F):]
 
(F,G) is   closed   Element of  bool  the carrier of F
 
(F,G) is    Element of  bool  the carrier of F
 
i is    Element of  bool  the carrier of F
 
H is    set 
 
NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of F -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of F)  subsequence of G
 
(F,NS) is   closed   Element of  bool  the carrier of F
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
((TOP-REAL 2),F) is    Element of  bool  the carrier of (TOP-REAL 2)
 
G is    Element of  bool  the carrier of (TOP-REAL 2)
 
 Cl G is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),F) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
G is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
F is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
((TOP-REAL 2),G) is    Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),F) is    Element of  bool  the carrier of (TOP-REAL 2)
 
i is    set 
 
H is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
((TOP-REAL 2),H) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
NS is   non  empty   Relation-like   NAT  -defined   NAT  -valued   Function-like  V23( NAT ) V27( NAT , NAT )  complex-valued   ext-real-valued   real-valued   natural-valued   increasing   non-decreasing   Element of  bool [:NAT,NAT:]
 
G * NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of G
 
F * NS is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  Element of  bool [:NAT,(bool  the carrier of (TOP-REAL 2)):]
 
P is   non  empty   Relation-like   NAT  -defined   bool  the carrier of (TOP-REAL 2) -valued   Function-like  V23( NAT ) V27( NAT , bool  the carrier of (TOP-REAL 2))  subsequence of F
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
H . i is    Element of  bool  the carrier of (TOP-REAL 2)
 
P . i is    Element of  bool  the carrier of (TOP-REAL 2)
 
 Cl (P . i) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
 dom NS is   non  empty   Element of  bool NAT
 
NS . i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
G . (NS . i) is    Element of  bool  the carrier of (TOP-REAL 2)
 
F . (NS . i) is    Element of  bool  the carrier of (TOP-REAL 2)
 
 Cl (F . (NS . i)) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
((TOP-REAL 2),P) is   closed   Element of  bool  the carrier of (TOP-REAL 2)
 
i is   epsilon-transitive   epsilon-connected   ordinal   natural  V11()  real   integer   ext-real   non  negative   Element of  NAT 
 
F . i is    Element of  bool  the carrier of (TOP-REAL 2)
 
G . i is    Element of  bool  the carrier of (TOP-REAL 2)
 
 Cl (F . i) is   closed   Element of  bool  the carrier of (TOP-REAL 2)