Users' Mathboxes Mathbox for Mario Carneiro < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >   Mathboxes  >  cvmlift2lem12 Structured version   Visualization version   GIF version

Theorem cvmlift2lem12 31270
Description: Lemma for cvmlift2 31272. (Contributed by Mario Carneiro, 1-Jun-2015.)
Hypotheses
Ref Expression
cvmlift2.b 𝐵 = 𝐶
cvmlift2.f (𝜑𝐹 ∈ (𝐶 CovMap 𝐽))
cvmlift2.g (𝜑𝐺 ∈ ((II ×t II) Cn 𝐽))
cvmlift2.p (𝜑𝑃𝐵)
cvmlift2.i (𝜑 → (𝐹𝑃) = (0𝐺0))
cvmlift2.h 𝐻 = (𝑓 ∈ (II Cn 𝐶)((𝐹𝑓) = (𝑧 ∈ (0[,]1) ↦ (𝑧𝐺0)) ∧ (𝑓‘0) = 𝑃))
cvmlift2.k 𝐾 = (𝑥 ∈ (0[,]1), 𝑦 ∈ (0[,]1) ↦ ((𝑓 ∈ (II Cn 𝐶)((𝐹𝑓) = (𝑧 ∈ (0[,]1) ↦ (𝑥𝐺𝑧)) ∧ (𝑓‘0) = (𝐻𝑥)))‘𝑦))
cvmlift2.m 𝑀 = {𝑧 ∈ ((0[,]1) × (0[,]1)) ∣ 𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧)}
cvmlift2.a 𝐴 = {𝑎 ∈ (0[,]1) ∣ ((0[,]1) × {𝑎}) ⊆ 𝑀}
cvmlift2.s 𝑆 = {⟨𝑟, 𝑡⟩ ∣ (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))}
Assertion
Ref Expression
cvmlift2lem12 (𝜑𝐾 ∈ ((II ×t II) Cn 𝐶))
Distinct variable groups:   𝑢,𝑓,𝑥,𝑦,𝑧,𝐹   𝑓,𝑎,𝑟,𝑡,𝑢,𝑥,𝑦,𝑧,𝜑   𝐴,𝑎,𝑡,𝑥   𝑀,𝑎,𝑟,𝑢,𝑥,𝑦,𝑧   𝑆,𝑓,𝑡,𝑢,𝑥,𝑦,𝑧   𝑓,𝐽,𝑢,𝑥,𝑦,𝑧   𝐺,𝑎,𝑓,𝑡,𝑢,𝑥,𝑦,𝑧   𝑓,𝐻,𝑢,𝑥,𝑦,𝑧   𝐶,𝑎,𝑓,𝑟,𝑡,𝑢,𝑥,𝑦,𝑧   𝑃,𝑓,𝑢,𝑥,𝑦,𝑧   𝑥,𝐵,𝑦,𝑧   𝐾,𝑎,𝑓,𝑟,𝑡,𝑢,𝑥,𝑦,𝑧
Allowed substitution hints:   𝐴(𝑦,𝑧,𝑢,𝑓,𝑟)   𝐵(𝑢,𝑡,𝑓,𝑟,𝑎)   𝑃(𝑡,𝑟,𝑎)   𝑆(𝑟,𝑎)   𝐹(𝑡,𝑟,𝑎)   𝐺(𝑟)   𝐻(𝑡,𝑟,𝑎)   𝐽(𝑡,𝑟,𝑎)   𝑀(𝑡,𝑓)

Proof of Theorem cvmlift2lem12
Dummy variables 𝑏 𝑐 𝑑 𝑘 𝑠 𝑣 𝑤 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 cvmlift2.b . . 3 𝐵 = 𝐶
2 cvmlift2.f . . 3 (𝜑𝐹 ∈ (𝐶 CovMap 𝐽))
3 cvmlift2.g . . 3 (𝜑𝐺 ∈ ((II ×t II) Cn 𝐽))
4 cvmlift2.p . . 3 (𝜑𝑃𝐵)
5 cvmlift2.i . . 3 (𝜑 → (𝐹𝑃) = (0𝐺0))
6 cvmlift2.h . . 3 𝐻 = (𝑓 ∈ (II Cn 𝐶)((𝐹𝑓) = (𝑧 ∈ (0[,]1) ↦ (𝑧𝐺0)) ∧ (𝑓‘0) = 𝑃))
7 cvmlift2.k . . 3 𝐾 = (𝑥 ∈ (0[,]1), 𝑦 ∈ (0[,]1) ↦ ((𝑓 ∈ (II Cn 𝐶)((𝐹𝑓) = (𝑧 ∈ (0[,]1) ↦ (𝑥𝐺𝑧)) ∧ (𝑓‘0) = (𝐻𝑥)))‘𝑦))
81, 2, 3, 4, 5, 6, 7cvmlift2lem5 31263 . 2 (𝜑𝐾:((0[,]1) × (0[,]1))⟶𝐵)
9 iunid 4566 . . . . . . 7 𝑎 ∈ (0[,]1){𝑎} = (0[,]1)
109xpeq2i 5126 . . . . . 6 ((0[,]1) × 𝑎 ∈ (0[,]1){𝑎}) = ((0[,]1) × (0[,]1))
11 xpiundi 5163 . . . . . 6 ((0[,]1) × 𝑎 ∈ (0[,]1){𝑎}) = 𝑎 ∈ (0[,]1)((0[,]1) × {𝑎})
1210, 11eqtr3i 2644 . . . . 5 ((0[,]1) × (0[,]1)) = 𝑎 ∈ (0[,]1)((0[,]1) × {𝑎})
13 cvmlift2.a . . . . . . . 8 𝐴 = {𝑎 ∈ (0[,]1) ∣ ((0[,]1) × {𝑎}) ⊆ 𝑀}
14 iiuni 22665 . . . . . . . . 9 (0[,]1) = II
15 iiconn 22671 . . . . . . . . . 10 II ∈ Conn
1615a1i 11 . . . . . . . . 9 (𝜑 → II ∈ Conn)
17 inss1 3825 . . . . . . . . . 10 (II ∩ (Clsd‘II)) ⊆ II
18 iicmp 22670 . . . . . . . . . . . . . . 15 II ∈ Comp
1918a1i 11 . . . . . . . . . . . . . 14 ((𝜑𝑎 ∈ (0[,]1)) → II ∈ Comp)
20 iitop 22664 . . . . . . . . . . . . . . 15 II ∈ Top
2120a1i 11 . . . . . . . . . . . . . 14 ((𝜑𝑎 ∈ (0[,]1)) → II ∈ Top)
2220, 20txtopi 21374 . . . . . . . . . . . . . . . 16 (II ×t II) ∈ Top
2314neiss2 20886 . . . . . . . . . . . . . . . . . . . . . . . 24 ((II ∈ Top ∧ 𝑢 ∈ ((nei‘II)‘{𝑟})) → {𝑟} ⊆ (0[,]1))
2420, 23mpan 705 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑢 ∈ ((nei‘II)‘{𝑟}) → {𝑟} ⊆ (0[,]1))
25 vex 3198 . . . . . . . . . . . . . . . . . . . . . . . 24 𝑟 ∈ V
2625snss 4307 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑟 ∈ (0[,]1) ↔ {𝑟} ⊆ (0[,]1))
2724, 26sylibr 224 . . . . . . . . . . . . . . . . . . . . . 22 (𝑢 ∈ ((nei‘II)‘{𝑟}) → 𝑟 ∈ (0[,]1))
2827a1d 25 . . . . . . . . . . . . . . . . . . . . 21 (𝑢 ∈ ((nei‘II)‘{𝑟}) → (((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀) → 𝑟 ∈ (0[,]1)))
2928rexlimiv 3023 . . . . . . . . . . . . . . . . . . . 20 (∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀) → 𝑟 ∈ (0[,]1))
3029adantl 482 . . . . . . . . . . . . . . . . . . 19 ((𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → 𝑟 ∈ (0[,]1))
31 simpl 473 . . . . . . . . . . . . . . . . . . 19 ((𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → 𝑡 ∈ (0[,]1))
3230, 31jca 554 . . . . . . . . . . . . . . . . . 18 ((𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → (𝑟 ∈ (0[,]1) ∧ 𝑡 ∈ (0[,]1)))
3332ssopab2i 4993 . . . . . . . . . . . . . . . . 17 {⟨𝑟, 𝑡⟩ ∣ (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))} ⊆ {⟨𝑟, 𝑡⟩ ∣ (𝑟 ∈ (0[,]1) ∧ 𝑡 ∈ (0[,]1))}
34 cvmlift2.s . . . . . . . . . . . . . . . . 17 𝑆 = {⟨𝑟, 𝑡⟩ ∣ (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))}
35 df-xp 5110 . . . . . . . . . . . . . . . . 17 ((0[,]1) × (0[,]1)) = {⟨𝑟, 𝑡⟩ ∣ (𝑟 ∈ (0[,]1) ∧ 𝑡 ∈ (0[,]1))}
3633, 34, 353sstr4i 3636 . . . . . . . . . . . . . . . 16 𝑆 ⊆ ((0[,]1) × (0[,]1))
3720, 20, 14, 14txunii 21377 . . . . . . . . . . . . . . . . 17 ((0[,]1) × (0[,]1)) = (II ×t II)
3837ntropn 20834 . . . . . . . . . . . . . . . 16 (((II ×t II) ∈ Top ∧ 𝑆 ⊆ ((0[,]1) × (0[,]1))) → ((int‘(II ×t II))‘𝑆) ∈ (II ×t II))
3922, 36, 38mp2an 707 . . . . . . . . . . . . . . 15 ((int‘(II ×t II))‘𝑆) ∈ (II ×t II)
4039a1i 11 . . . . . . . . . . . . . 14 ((𝜑𝑎 ∈ (0[,]1)) → ((int‘(II ×t II))‘𝑆) ∈ (II ×t II))
412adantr 481 . . . . . . . . . . . . . . . . . . . 20 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → 𝐹 ∈ (𝐶 CovMap 𝐽))
423adantr 481 . . . . . . . . . . . . . . . . . . . 20 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → 𝐺 ∈ ((II ×t II) Cn 𝐽))
434adantr 481 . . . . . . . . . . . . . . . . . . . 20 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → 𝑃𝐵)
445adantr 481 . . . . . . . . . . . . . . . . . . . 20 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → (𝐹𝑃) = (0𝐺0))
45 eqid 2620 . . . . . . . . . . . . . . . . . . . 20 (𝑘𝐽 ↦ {𝑠 ∈ (𝒫 𝐶 ∖ {∅}) ∣ ( 𝑠 = (𝐹𝑘) ∧ ∀𝑐𝑠 (∀𝑑 ∈ (𝑠 ∖ {𝑐})(𝑐𝑑) = ∅ ∧ (𝐹𝑐) ∈ ((𝐶t 𝑐)Homeo(𝐽t 𝑘))))}) = (𝑘𝐽 ↦ {𝑠 ∈ (𝒫 𝐶 ∖ {∅}) ∣ ( 𝑠 = (𝐹𝑘) ∧ ∀𝑐𝑠 (∀𝑑 ∈ (𝑠 ∖ {𝑐})(𝑐𝑑) = ∅ ∧ (𝐹𝑐) ∈ ((𝐶t 𝑐)Homeo(𝐽t 𝑘))))})
46 simprr 795 . . . . . . . . . . . . . . . . . . . 20 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → 𝑏 ∈ (0[,]1))
47 simprl 793 . . . . . . . . . . . . . . . . . . . 20 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → 𝑎 ∈ (0[,]1))
481, 41, 42, 43, 44, 6, 7, 45, 46, 47cvmlift2lem10 31268 . . . . . . . . . . . . . . . . . . 19 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → ∃𝑢 ∈ II ∃𝑣 ∈ II (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))))
4922a1i 11 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → (II ×t II) ∈ Top)
5036a1i 11 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → 𝑆 ⊆ ((0[,]1) × (0[,]1)))
5120a1i 11 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → II ∈ Top)
52 simplrl 799 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → 𝑢 ∈ II)
53 simplrr 800 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → 𝑣 ∈ II)
54 txopn 21386 . . . . . . . . . . . . . . . . . . . . . . . 24 (((II ∈ Top ∧ II ∈ Top) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) → (𝑢 × 𝑣) ∈ (II ×t II))
5551, 51, 52, 53, 54syl22anc 1325 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → (𝑢 × 𝑣) ∈ (II ×t II))
56 simpr 477 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 ((𝑟𝑢𝑡𝑣) → 𝑡𝑣)
57 elunii 4432 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ((𝑡𝑣𝑣 ∈ II) → 𝑡 II)
5857, 14syl6eleqr 2710 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 ((𝑡𝑣𝑣 ∈ II) → 𝑡 ∈ (0[,]1))
5956, 53, 58syl2anr 495 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝑡 ∈ (0[,]1))
6020a1i 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → II ∈ Top)
6152adantr 481 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝑢 ∈ II)
62 simprl 793 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝑟𝑢)
63 opnneip 20904 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ((II ∈ Top ∧ 𝑢 ∈ II ∧ 𝑟𝑢) → 𝑢 ∈ ((nei‘II)‘{𝑟}))
6460, 61, 62, 63syl3anc 1324 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝑢 ∈ ((nei‘II)‘{𝑟}))
6541ad3antrrr 765 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝐹 ∈ (𝐶 CovMap 𝐽))
6642ad3antrrr 765 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝐺 ∈ ((II ×t II) Cn 𝐽))
6743ad3antrrr 765 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝑃𝐵)
6844ad3antrrr 765 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → (𝐹𝑃) = (0𝐺0))
69 cvmlift2.m . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 𝑀 = {𝑧 ∈ ((0[,]1) × (0[,]1)) ∣ 𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧)}
7053adantr 481 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝑣 ∈ II)
71 simplr2 1102 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝑎𝑣)
72 simprr 795 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → 𝑡𝑣)
73 sneq 4178 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 (𝑐 = 𝑤 → {𝑐} = {𝑤})
7473xpeq2d 5129 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 (𝑐 = 𝑤 → (𝑢 × {𝑐}) = (𝑢 × {𝑤}))
7574reseq2d 5385 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 (𝑐 = 𝑤 → (𝐾 ↾ (𝑢 × {𝑐})) = (𝐾 ↾ (𝑢 × {𝑤})))
7674oveq2d 6651 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 (𝑐 = 𝑤 → ((II ×t II) ↾t (𝑢 × {𝑐})) = ((II ×t II) ↾t (𝑢 × {𝑤})))
7776oveq1d 6650 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 (𝑐 = 𝑤 → (((II ×t II) ↾t (𝑢 × {𝑐})) Cn 𝐶) = (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶))
7875, 77eleq12d 2693 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 (𝑐 = 𝑤 → ((𝐾 ↾ (𝑢 × {𝑐})) ∈ (((II ×t II) ↾t (𝑢 × {𝑐})) Cn 𝐶) ↔ (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶)))
7978cbvrexv 3167 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 (∃𝑐𝑣 (𝐾 ↾ (𝑢 × {𝑐})) ∈ (((II ×t II) ↾t (𝑢 × {𝑐})) Cn 𝐶) ↔ ∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶))
80 simplr3 1103 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))
8179, 80syl5bi 232 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → (∃𝑐𝑣 (𝐾 ↾ (𝑢 × {𝑐})) ∈ (((II ×t II) ↾t (𝑢 × {𝑐})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))
821, 65, 66, 67, 68, 6, 7, 69, 61, 70, 71, 72, 81cvmlift2lem11 31269 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → ((𝑢 × {𝑎}) ⊆ 𝑀 → (𝑢 × {𝑡}) ⊆ 𝑀))
831, 65, 66, 67, 68, 6, 7, 69, 61, 70, 72, 71, 81cvmlift2lem11 31269 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → ((𝑢 × {𝑡}) ⊆ 𝑀 → (𝑢 × {𝑎}) ⊆ 𝑀))
8482, 83impbid 202 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → ((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))
85 rspe 3000 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 ((𝑢 ∈ ((nei‘II)‘{𝑟}) ∧ ((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))
8664, 84, 85syl2anc 692 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))
8759, 86jca 554 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) ∧ (𝑟𝑢𝑡𝑣)) → (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)))
8887ex 450 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → ((𝑟𝑢𝑡𝑣) → (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))))
8988alrimivv 1854 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → ∀𝑟𝑡((𝑟𝑢𝑡𝑣) → (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))))
90 df-xp 5110 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (𝑢 × 𝑣) = {⟨𝑟, 𝑡⟩ ∣ (𝑟𝑢𝑡𝑣)}
9190, 34sseq12i 3623 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝑢 × 𝑣) ⊆ 𝑆 ↔ {⟨𝑟, 𝑡⟩ ∣ (𝑟𝑢𝑡𝑣)} ⊆ {⟨𝑟, 𝑡⟩ ∣ (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))})
92 ssopab2b 4992 . . . . . . . . . . . . . . . . . . . . . . . . 25 ({⟨𝑟, 𝑡⟩ ∣ (𝑟𝑢𝑡𝑣)} ⊆ {⟨𝑟, 𝑡⟩ ∣ (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))} ↔ ∀𝑟𝑡((𝑟𝑢𝑡𝑣) → (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))))
9391, 92bitri 264 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝑢 × 𝑣) ⊆ 𝑆 ↔ ∀𝑟𝑡((𝑟𝑢𝑡𝑣) → (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))))
9489, 93sylibr 224 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → (𝑢 × 𝑣) ⊆ 𝑆)
9537ssntr 20843 . . . . . . . . . . . . . . . . . . . . . . 23 ((((II ×t II) ∈ Top ∧ 𝑆 ⊆ ((0[,]1) × (0[,]1))) ∧ ((𝑢 × 𝑣) ∈ (II ×t II) ∧ (𝑢 × 𝑣) ⊆ 𝑆)) → (𝑢 × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆))
9649, 50, 55, 94, 95syl22anc 1325 . . . . . . . . . . . . . . . . . . . . . 22 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → (𝑢 × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆))
97 simpr1 1065 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → 𝑏𝑢)
98 simpr2 1066 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → 𝑎𝑣)
99 opelxpi 5138 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝑏𝑢𝑎𝑣) → ⟨𝑏, 𝑎⟩ ∈ (𝑢 × 𝑣))
10097, 98, 99syl2anc 692 . . . . . . . . . . . . . . . . . . . . . 22 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → ⟨𝑏, 𝑎⟩ ∈ (𝑢 × 𝑣))
10196, 100sseldd 3596 . . . . . . . . . . . . . . . . . . . . 21 ((((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)))) → ⟨𝑏, 𝑎⟩ ∈ ((int‘(II ×t II))‘𝑆))
102101ex 450 . . . . . . . . . . . . . . . . . . . 20 (((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) → ((𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))) → ⟨𝑏, 𝑎⟩ ∈ ((int‘(II ×t II))‘𝑆)))
103102rexlimdvva 3034 . . . . . . . . . . . . . . . . . . 19 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → (∃𝑢 ∈ II ∃𝑣 ∈ II (𝑏𝑢𝑎𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))) → ⟨𝑏, 𝑎⟩ ∈ ((int‘(II ×t II))‘𝑆)))
10448, 103mpd 15 . . . . . . . . . . . . . . . . . 18 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → ⟨𝑏, 𝑎⟩ ∈ ((int‘(II ×t II))‘𝑆))
105 vex 3198 . . . . . . . . . . . . . . . . . . 19 𝑎 ∈ V
106 opeq2 4394 . . . . . . . . . . . . . . . . . . . 20 (𝑤 = 𝑎 → ⟨𝑏, 𝑤⟩ = ⟨𝑏, 𝑎⟩)
107106eleq1d 2684 . . . . . . . . . . . . . . . . . . 19 (𝑤 = 𝑎 → (⟨𝑏, 𝑤⟩ ∈ ((int‘(II ×t II))‘𝑆) ↔ ⟨𝑏, 𝑎⟩ ∈ ((int‘(II ×t II))‘𝑆)))
108105, 107ralsn 4213 . . . . . . . . . . . . . . . . . 18 (∀𝑤 ∈ {𝑎}⟨𝑏, 𝑤⟩ ∈ ((int‘(II ×t II))‘𝑆) ↔ ⟨𝑏, 𝑎⟩ ∈ ((int‘(II ×t II))‘𝑆))
109104, 108sylibr 224 . . . . . . . . . . . . . . . . 17 ((𝜑 ∧ (𝑎 ∈ (0[,]1) ∧ 𝑏 ∈ (0[,]1))) → ∀𝑤 ∈ {𝑎}⟨𝑏, 𝑤⟩ ∈ ((int‘(II ×t II))‘𝑆))
110109anassrs 679 . . . . . . . . . . . . . . . 16 (((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑏 ∈ (0[,]1)) → ∀𝑤 ∈ {𝑎}⟨𝑏, 𝑤⟩ ∈ ((int‘(II ×t II))‘𝑆))
111110ralrimiva 2963 . . . . . . . . . . . . . . 15 ((𝜑𝑎 ∈ (0[,]1)) → ∀𝑏 ∈ (0[,]1)∀𝑤 ∈ {𝑎}⟨𝑏, 𝑤⟩ ∈ ((int‘(II ×t II))‘𝑆))
112 dfss3 3585 . . . . . . . . . . . . . . . 16 (((0[,]1) × {𝑎}) ⊆ ((int‘(II ×t II))‘𝑆) ↔ ∀𝑢 ∈ ((0[,]1) × {𝑎})𝑢 ∈ ((int‘(II ×t II))‘𝑆))
113 eleq1 2687 . . . . . . . . . . . . . . . . 17 (𝑢 = ⟨𝑏, 𝑤⟩ → (𝑢 ∈ ((int‘(II ×t II))‘𝑆) ↔ ⟨𝑏, 𝑤⟩ ∈ ((int‘(II ×t II))‘𝑆)))
114113ralxp 5252 . . . . . . . . . . . . . . . 16 (∀𝑢 ∈ ((0[,]1) × {𝑎})𝑢 ∈ ((int‘(II ×t II))‘𝑆) ↔ ∀𝑏 ∈ (0[,]1)∀𝑤 ∈ {𝑎}⟨𝑏, 𝑤⟩ ∈ ((int‘(II ×t II))‘𝑆))
115112, 114bitri 264 . . . . . . . . . . . . . . 15 (((0[,]1) × {𝑎}) ⊆ ((int‘(II ×t II))‘𝑆) ↔ ∀𝑏 ∈ (0[,]1)∀𝑤 ∈ {𝑎}⟨𝑏, 𝑤⟩ ∈ ((int‘(II ×t II))‘𝑆))
116111, 115sylibr 224 . . . . . . . . . . . . . 14 ((𝜑𝑎 ∈ (0[,]1)) → ((0[,]1) × {𝑎}) ⊆ ((int‘(II ×t II))‘𝑆))
117 simpr 477 . . . . . . . . . . . . . 14 ((𝜑𝑎 ∈ (0[,]1)) → 𝑎 ∈ (0[,]1))
11814, 14, 19, 21, 40, 116, 117txtube 21424 . . . . . . . . . . . . 13 ((𝜑𝑎 ∈ (0[,]1)) → ∃𝑣 ∈ II (𝑎𝑣 ∧ ((0[,]1) × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆)))
11937ntrss2 20842 . . . . . . . . . . . . . . . . . . 19 (((II ×t II) ∈ Top ∧ 𝑆 ⊆ ((0[,]1) × (0[,]1))) → ((int‘(II ×t II))‘𝑆) ⊆ 𝑆)
12022, 36, 119mp2an 707 . . . . . . . . . . . . . . . . . 18 ((int‘(II ×t II))‘𝑆) ⊆ 𝑆
121 sstr 3603 . . . . . . . . . . . . . . . . . 18 ((((0[,]1) × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆) ∧ ((int‘(II ×t II))‘𝑆) ⊆ 𝑆) → ((0[,]1) × 𝑣) ⊆ 𝑆)
122120, 121mpan2 706 . . . . . . . . . . . . . . . . 17 (((0[,]1) × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆) → ((0[,]1) × 𝑣) ⊆ 𝑆)
123 df-xp 5110 . . . . . . . . . . . . . . . . . . 19 ((0[,]1) × 𝑣) = {⟨𝑟, 𝑡⟩ ∣ (𝑟 ∈ (0[,]1) ∧ 𝑡𝑣)}
124123, 34sseq12i 3623 . . . . . . . . . . . . . . . . . 18 (((0[,]1) × 𝑣) ⊆ 𝑆 ↔ {⟨𝑟, 𝑡⟩ ∣ (𝑟 ∈ (0[,]1) ∧ 𝑡𝑣)} ⊆ {⟨𝑟, 𝑡⟩ ∣ (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))})
125 ssopab2b 4992 . . . . . . . . . . . . . . . . . . 19 ({⟨𝑟, 𝑡⟩ ∣ (𝑟 ∈ (0[,]1) ∧ 𝑡𝑣)} ⊆ {⟨𝑟, 𝑡⟩ ∣ (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))} ↔ ∀𝑟𝑡((𝑟 ∈ (0[,]1) ∧ 𝑡𝑣) → (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))))
126 r2al 2936 . . . . . . . . . . . . . . . . . . 19 (∀𝑟 ∈ (0[,]1)∀𝑡𝑣 (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) ↔ ∀𝑟𝑡((𝑟 ∈ (0[,]1) ∧ 𝑡𝑣) → (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))))
127 ralcom 3093 . . . . . . . . . . . . . . . . . . 19 (∀𝑟 ∈ (0[,]1)∀𝑡𝑣 (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) ↔ ∀𝑡𝑣𝑟 ∈ (0[,]1)(𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)))
128125, 126, 1273bitr2i 288 . . . . . . . . . . . . . . . . . 18 ({⟨𝑟, 𝑡⟩ ∣ (𝑟 ∈ (0[,]1) ∧ 𝑡𝑣)} ⊆ {⟨𝑟, 𝑡⟩ ∣ (𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))} ↔ ∀𝑡𝑣𝑟 ∈ (0[,]1)(𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)))
129124, 128bitri 264 . . . . . . . . . . . . . . . . 17 (((0[,]1) × 𝑣) ⊆ 𝑆 ↔ ∀𝑡𝑣𝑟 ∈ (0[,]1)(𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)))
130122, 129sylib 208 . . . . . . . . . . . . . . . 16 (((0[,]1) × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆) → ∀𝑡𝑣𝑟 ∈ (0[,]1)(𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)))
131 simpr 477 . . . . . . . . . . . . . . . . . . . 20 ((𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))
132131ralimi 2949 . . . . . . . . . . . . . . . . . . 19 (∀𝑟 ∈ (0[,]1)(𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → ∀𝑟 ∈ (0[,]1)∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀))
133 cvmlift2lem1 31258 . . . . . . . . . . . . . . . . . . . 20 (∀𝑟 ∈ (0[,]1)∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀) → (((0[,]1) × {𝑎}) ⊆ 𝑀 → ((0[,]1) × {𝑡}) ⊆ 𝑀))
134 bicom 212 . . . . . . . . . . . . . . . . . . . . . . 23 (((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀) ↔ ((𝑢 × {𝑡}) ⊆ 𝑀 ↔ (𝑢 × {𝑎}) ⊆ 𝑀))
135134rexbii 3037 . . . . . . . . . . . . . . . . . . . . . 22 (∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀) ↔ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑡}) ⊆ 𝑀 ↔ (𝑢 × {𝑎}) ⊆ 𝑀))
136135ralbii 2977 . . . . . . . . . . . . . . . . . . . . 21 (∀𝑟 ∈ (0[,]1)∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀) ↔ ∀𝑟 ∈ (0[,]1)∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑡}) ⊆ 𝑀 ↔ (𝑢 × {𝑎}) ⊆ 𝑀))
137 cvmlift2lem1 31258 . . . . . . . . . . . . . . . . . . . . 21 (∀𝑟 ∈ (0[,]1)∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑡}) ⊆ 𝑀 ↔ (𝑢 × {𝑎}) ⊆ 𝑀) → (((0[,]1) × {𝑡}) ⊆ 𝑀 → ((0[,]1) × {𝑎}) ⊆ 𝑀))
138136, 137sylbi 207 . . . . . . . . . . . . . . . . . . . 20 (∀𝑟 ∈ (0[,]1)∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀) → (((0[,]1) × {𝑡}) ⊆ 𝑀 → ((0[,]1) × {𝑎}) ⊆ 𝑀))
139133, 138impbid 202 . . . . . . . . . . . . . . . . . . 19 (∀𝑟 ∈ (0[,]1)∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀) → (((0[,]1) × {𝑎}) ⊆ 𝑀 ↔ ((0[,]1) × {𝑡}) ⊆ 𝑀))
140132, 139syl 17 . . . . . . . . . . . . . . . . . 18 (∀𝑟 ∈ (0[,]1)(𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → (((0[,]1) × {𝑎}) ⊆ 𝑀 ↔ ((0[,]1) × {𝑡}) ⊆ 𝑀))
14113rabeq2i 3192 . . . . . . . . . . . . . . . . . . . . 21 (𝑎𝐴 ↔ (𝑎 ∈ (0[,]1) ∧ ((0[,]1) × {𝑎}) ⊆ 𝑀))
142141baib 943 . . . . . . . . . . . . . . . . . . . 20 (𝑎 ∈ (0[,]1) → (𝑎𝐴 ↔ ((0[,]1) × {𝑎}) ⊆ 𝑀))
143142ad3antlr 766 . . . . . . . . . . . . . . . . . . 19 ((((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) ∧ 𝑡𝑣) → (𝑎𝐴 ↔ ((0[,]1) × {𝑎}) ⊆ 𝑀))
144 elssuni 4458 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑣 ∈ II → 𝑣 II)
145144, 14syl6sseqr 3644 . . . . . . . . . . . . . . . . . . . . . 22 (𝑣 ∈ II → 𝑣 ⊆ (0[,]1))
146145adantl 482 . . . . . . . . . . . . . . . . . . . . 21 (((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) → 𝑣 ⊆ (0[,]1))
147146sselda 3595 . . . . . . . . . . . . . . . . . . . 20 ((((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) ∧ 𝑡𝑣) → 𝑡 ∈ (0[,]1))
148 sneq 4178 . . . . . . . . . . . . . . . . . . . . . . . 24 (𝑎 = 𝑡 → {𝑎} = {𝑡})
149148xpeq2d 5129 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑎 = 𝑡 → ((0[,]1) × {𝑎}) = ((0[,]1) × {𝑡}))
150149sseq1d 3624 . . . . . . . . . . . . . . . . . . . . . 22 (𝑎 = 𝑡 → (((0[,]1) × {𝑎}) ⊆ 𝑀 ↔ ((0[,]1) × {𝑡}) ⊆ 𝑀))
151150, 13elrab2 3360 . . . . . . . . . . . . . . . . . . . . 21 (𝑡𝐴 ↔ (𝑡 ∈ (0[,]1) ∧ ((0[,]1) × {𝑡}) ⊆ 𝑀))
152151baib 943 . . . . . . . . . . . . . . . . . . . 20 (𝑡 ∈ (0[,]1) → (𝑡𝐴 ↔ ((0[,]1) × {𝑡}) ⊆ 𝑀))
153147, 152syl 17 . . . . . . . . . . . . . . . . . . 19 ((((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) ∧ 𝑡𝑣) → (𝑡𝐴 ↔ ((0[,]1) × {𝑡}) ⊆ 𝑀))
154143, 153bibi12d 335 . . . . . . . . . . . . . . . . . 18 ((((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) ∧ 𝑡𝑣) → ((𝑎𝐴𝑡𝐴) ↔ (((0[,]1) × {𝑎}) ⊆ 𝑀 ↔ ((0[,]1) × {𝑡}) ⊆ 𝑀)))
155140, 154syl5ibr 236 . . . . . . . . . . . . . . . . 17 ((((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) ∧ 𝑡𝑣) → (∀𝑟 ∈ (0[,]1)(𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → (𝑎𝐴𝑡𝐴)))
156155ralimdva 2959 . . . . . . . . . . . . . . . 16 (((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) → (∀𝑡𝑣𝑟 ∈ (0[,]1)(𝑡 ∈ (0[,]1) ∧ ∃𝑢 ∈ ((nei‘II)‘{𝑟})((𝑢 × {𝑎}) ⊆ 𝑀 ↔ (𝑢 × {𝑡}) ⊆ 𝑀)) → ∀𝑡𝑣 (𝑎𝐴𝑡𝐴)))
157130, 156syl5 34 . . . . . . . . . . . . . . 15 (((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) → (((0[,]1) × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆) → ∀𝑡𝑣 (𝑎𝐴𝑡𝐴)))
158157anim2d 588 . . . . . . . . . . . . . 14 (((𝜑𝑎 ∈ (0[,]1)) ∧ 𝑣 ∈ II) → ((𝑎𝑣 ∧ ((0[,]1) × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆)) → (𝑎𝑣 ∧ ∀𝑡𝑣 (𝑎𝐴𝑡𝐴))))
159158reximdva 3014 . . . . . . . . . . . . 13 ((𝜑𝑎 ∈ (0[,]1)) → (∃𝑣 ∈ II (𝑎𝑣 ∧ ((0[,]1) × 𝑣) ⊆ ((int‘(II ×t II))‘𝑆)) → ∃𝑣 ∈ II (𝑎𝑣 ∧ ∀𝑡𝑣 (𝑎𝐴𝑡𝐴))))
160118, 159mpd 15 . . . . . . . . . . . 12 ((𝜑𝑎 ∈ (0[,]1)) → ∃𝑣 ∈ II (𝑎𝑣 ∧ ∀𝑡𝑣 (𝑎𝐴𝑡𝐴)))
161160ralrimiva 2963 . . . . . . . . . . 11 (𝜑 → ∀𝑎 ∈ (0[,]1)∃𝑣 ∈ II (𝑎𝑣 ∧ ∀𝑡𝑣 (𝑎𝐴𝑡𝐴)))
162 ssrab2 3679 . . . . . . . . . . . . 13 {𝑎 ∈ (0[,]1) ∣ ((0[,]1) × {𝑎}) ⊆ 𝑀} ⊆ (0[,]1)
16313, 162eqsstri 3627 . . . . . . . . . . . 12 𝐴 ⊆ (0[,]1)
16414isclo 20872 . . . . . . . . . . . 12 ((II ∈ Top ∧ 𝐴 ⊆ (0[,]1)) → (𝐴 ∈ (II ∩ (Clsd‘II)) ↔ ∀𝑎 ∈ (0[,]1)∃𝑣 ∈ II (𝑎𝑣 ∧ ∀𝑡𝑣 (𝑎𝐴𝑡𝐴))))
16520, 163, 164mp2an 707 . . . . . . . . . . 11 (𝐴 ∈ (II ∩ (Clsd‘II)) ↔ ∀𝑎 ∈ (0[,]1)∃𝑣 ∈ II (𝑎𝑣 ∧ ∀𝑡𝑣 (𝑎𝐴𝑡𝐴)))
166161, 165sylibr 224 . . . . . . . . . 10 (𝜑𝐴 ∈ (II ∩ (Clsd‘II)))
16717, 166sseldi 3593 . . . . . . . . 9 (𝜑𝐴 ∈ II)
168 0elunit 12275 . . . . . . . . . . . 12 0 ∈ (0[,]1)
169168a1i 11 . . . . . . . . . . 11 (𝜑 → 0 ∈ (0[,]1))
170 relxp 5217 . . . . . . . . . . . . 13 Rel ((0[,]1) × {0})
171170a1i 11 . . . . . . . . . . . 12 (𝜑 → Rel ((0[,]1) × {0}))
172 opelxp 5136 . . . . . . . . . . . . 13 (⟨𝑟, 𝑎⟩ ∈ ((0[,]1) × {0}) ↔ (𝑟 ∈ (0[,]1) ∧ 𝑎 ∈ {0}))
173 id 22 . . . . . . . . . . . . . . . . 17 (𝑟 ∈ (0[,]1) → 𝑟 ∈ (0[,]1))
174 opelxpi 5138 . . . . . . . . . . . . . . . . 17 ((𝑟 ∈ (0[,]1) ∧ 0 ∈ (0[,]1)) → ⟨𝑟, 0⟩ ∈ ((0[,]1) × (0[,]1)))
175173, 169, 174syl2anr 495 . . . . . . . . . . . . . . . 16 ((𝜑𝑟 ∈ (0[,]1)) → ⟨𝑟, 0⟩ ∈ ((0[,]1) × (0[,]1)))
1762adantr 481 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑟 ∈ (0[,]1)) → 𝐹 ∈ (𝐶 CovMap 𝐽))
1773adantr 481 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑟 ∈ (0[,]1)) → 𝐺 ∈ ((II ×t II) Cn 𝐽))
1784adantr 481 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑟 ∈ (0[,]1)) → 𝑃𝐵)
1795adantr 481 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑟 ∈ (0[,]1)) → (𝐹𝑃) = (0𝐺0))
180 simpr 477 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑟 ∈ (0[,]1)) → 𝑟 ∈ (0[,]1))
181168a1i 11 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑟 ∈ (0[,]1)) → 0 ∈ (0[,]1))
1821, 176, 177, 178, 179, 6, 7, 45, 180, 181cvmlift2lem10 31268 . . . . . . . . . . . . . . . . 17 ((𝜑𝑟 ∈ (0[,]1)) → ∃𝑢 ∈ II ∃𝑣 ∈ II (𝑟𝑢 ∧ 0 ∈ 𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))))
183 df-3an 1038 . . . . . . . . . . . . . . . . . . 19 ((𝑟𝑢 ∧ 0 ∈ 𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))) ↔ ((𝑟𝑢 ∧ 0 ∈ 𝑣) ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))))
184 simprr 795 . . . . . . . . . . . . . . . . . . . . . 22 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 0 ∈ 𝑣)
1858ad3antrrr 765 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝐾:((0[,]1) × (0[,]1))⟶𝐵)
186 ffn 6032 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (𝐾:((0[,]1) × (0[,]1))⟶𝐵𝐾 Fn ((0[,]1) × (0[,]1)))
187185, 186syl 17 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝐾 Fn ((0[,]1) × (0[,]1)))
188 fnov 6753 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (𝐾 Fn ((0[,]1) × (0[,]1)) ↔ 𝐾 = (𝑏 ∈ (0[,]1), 𝑤 ∈ (0[,]1) ↦ (𝑏𝐾𝑤)))
189187, 188sylib 208 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝐾 = (𝑏 ∈ (0[,]1), 𝑤 ∈ (0[,]1) ↦ (𝑏𝐾𝑤)))
190189reseq1d 5384 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝐾 ↾ (𝑢 × {0})) = ((𝑏 ∈ (0[,]1), 𝑤 ∈ (0[,]1) ↦ (𝑏𝐾𝑤)) ↾ (𝑢 × {0})))
191 simplrl 799 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝑢 ∈ II)
192 elssuni 4458 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (𝑢 ∈ II → 𝑢 II)
193192, 14syl6sseqr 3644 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (𝑢 ∈ II → 𝑢 ⊆ (0[,]1))
194191, 193syl 17 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝑢 ⊆ (0[,]1))
195169snssd 4331 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (𝜑 → {0} ⊆ (0[,]1))
196195ad3antrrr 765 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → {0} ⊆ (0[,]1))
197 resmpt2 6743 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝑢 ⊆ (0[,]1) ∧ {0} ⊆ (0[,]1)) → ((𝑏 ∈ (0[,]1), 𝑤 ∈ (0[,]1) ↦ (𝑏𝐾𝑤)) ↾ (𝑢 × {0})) = (𝑏𝑢, 𝑤 ∈ {0} ↦ (𝑏𝐾𝑤)))
198194, 196, 197syl2anc 692 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ((𝑏 ∈ (0[,]1), 𝑤 ∈ (0[,]1) ↦ (𝑏𝐾𝑤)) ↾ (𝑢 × {0})) = (𝑏𝑢, 𝑤 ∈ {0} ↦ (𝑏𝐾𝑤)))
199194sselda 3595 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 (((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) ∧ 𝑏𝑢) → 𝑏 ∈ (0[,]1))
200 simplll 797 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝜑)
2011, 2, 3, 4, 5, 6, 7cvmlift2lem8 31266 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ((𝜑𝑏 ∈ (0[,]1)) → (𝑏𝐾0) = (𝐻𝑏))
202200, 201sylan 488 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 (((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) ∧ 𝑏 ∈ (0[,]1)) → (𝑏𝐾0) = (𝐻𝑏))
203199, 202syldan 487 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) ∧ 𝑏𝑢) → (𝑏𝐾0) = (𝐻𝑏))
204 elsni 4185 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (𝑤 ∈ {0} → 𝑤 = 0)
205204oveq2d 6651 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 (𝑤 ∈ {0} → (𝑏𝐾𝑤) = (𝑏𝐾0))
206205eqeq1d 2622 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (𝑤 ∈ {0} → ((𝑏𝐾𝑤) = (𝐻𝑏) ↔ (𝑏𝐾0) = (𝐻𝑏)))
207203, 206syl5ibrcom 237 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) ∧ 𝑏𝑢) → (𝑤 ∈ {0} → (𝑏𝐾𝑤) = (𝐻𝑏)))
2082073impia 1259 . . . . . . . . . . . . . . . . . . . . . . . . 25 (((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) ∧ 𝑏𝑢𝑤 ∈ {0}) → (𝑏𝐾𝑤) = (𝐻𝑏))
209208mpt2eq3dva 6704 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝑏𝑢, 𝑤 ∈ {0} ↦ (𝑏𝐾𝑤)) = (𝑏𝑢, 𝑤 ∈ {0} ↦ (𝐻𝑏)))
210190, 198, 2093eqtrd 2658 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝐾 ↾ (𝑢 × {0})) = (𝑏𝑢, 𝑤 ∈ {0} ↦ (𝐻𝑏)))
211 eqid 2620 . . . . . . . . . . . . . . . . . . . . . . . . 25 (II ↾t 𝑢) = (II ↾t 𝑢)
212 iitopon 22663 . . . . . . . . . . . . . . . . . . . . . . . . . 26 II ∈ (TopOn‘(0[,]1))
213212a1i 11 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → II ∈ (TopOn‘(0[,]1)))
214 eqid 2620 . . . . . . . . . . . . . . . . . . . . . . . . 25 (II ↾t {0}) = (II ↾t {0})
215213, 213cnmpt1st 21452 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝑏 ∈ (0[,]1), 𝑤 ∈ (0[,]1) ↦ 𝑏) ∈ ((II ×t II) Cn II))
2161, 2, 3, 4, 5, 6cvmlift2lem2 31260 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 (𝜑 → (𝐻 ∈ (II Cn 𝐶) ∧ (𝐹𝐻) = (𝑧 ∈ (0[,]1) ↦ (𝑧𝐺0)) ∧ (𝐻‘0) = 𝑃))
217216simp1d 1071 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (𝜑𝐻 ∈ (II Cn 𝐶))
218200, 217syl 17 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝐻 ∈ (II Cn 𝐶))
219213, 213, 215, 218cnmpt21f 21456 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝑏 ∈ (0[,]1), 𝑤 ∈ (0[,]1) ↦ (𝐻𝑏)) ∈ ((II ×t II) Cn 𝐶))
220211, 213, 194, 214, 213, 196, 219cnmpt2res 21461 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝑏𝑢, 𝑤 ∈ {0} ↦ (𝐻𝑏)) ∈ (((II ↾t 𝑢) ×t (II ↾t {0})) Cn 𝐶))
221 vex 3198 . . . . . . . . . . . . . . . . . . . . . . . . . 26 𝑢 ∈ V
222 snex 4899 . . . . . . . . . . . . . . . . . . . . . . . . . 26 {0} ∈ V
223 txrest 21415 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (((II ∈ Top ∧ II ∈ Top) ∧ (𝑢 ∈ V ∧ {0} ∈ V)) → ((II ×t II) ↾t (𝑢 × {0})) = ((II ↾t 𝑢) ×t (II ↾t {0})))
22420, 20, 221, 222, 223mp4an 708 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((II ×t II) ↾t (𝑢 × {0})) = ((II ↾t 𝑢) ×t (II ↾t {0}))
225224oveq1i 6645 . . . . . . . . . . . . . . . . . . . . . . . 24 (((II ×t II) ↾t (𝑢 × {0})) Cn 𝐶) = (((II ↾t 𝑢) ×t (II ↾t {0})) Cn 𝐶)
226220, 225syl6eleqr 2710 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝑏𝑢, 𝑤 ∈ {0} ↦ (𝐻𝑏)) ∈ (((II ×t II) ↾t (𝑢 × {0})) Cn 𝐶))
227210, 226eqeltrd 2699 . . . . . . . . . . . . . . . . . . . . . 22 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝐾 ↾ (𝑢 × {0})) ∈ (((II ×t II) ↾t (𝑢 × {0})) Cn 𝐶))
228 sneq 4178 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (𝑤 = 0 → {𝑤} = {0})
229228xpeq2d 5129 . . . . . . . . . . . . . . . . . . . . . . . . 25 (𝑤 = 0 → (𝑢 × {𝑤}) = (𝑢 × {0}))
230229reseq2d 5385 . . . . . . . . . . . . . . . . . . . . . . . 24 (𝑤 = 0 → (𝐾 ↾ (𝑢 × {𝑤})) = (𝐾 ↾ (𝑢 × {0})))
231229oveq2d 6651 . . . . . . . . . . . . . . . . . . . . . . . . 25 (𝑤 = 0 → ((II ×t II) ↾t (𝑢 × {𝑤})) = ((II ×t II) ↾t (𝑢 × {0})))
232231oveq1d 6650 . . . . . . . . . . . . . . . . . . . . . . . 24 (𝑤 = 0 → (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) = (((II ×t II) ↾t (𝑢 × {0})) Cn 𝐶))
233230, 232eleq12d 2693 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑤 = 0 → ((𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) ↔ (𝐾 ↾ (𝑢 × {0})) ∈ (((II ×t II) ↾t (𝑢 × {0})) Cn 𝐶)))
234233rspcev 3304 . . . . . . . . . . . . . . . . . . . . . 22 ((0 ∈ 𝑣 ∧ (𝐾 ↾ (𝑢 × {0})) ∈ (((II ×t II) ↾t (𝑢 × {0})) Cn 𝐶)) → ∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶))
235184, 227, 234syl2anc 692 . . . . . . . . . . . . . . . . . . . . 21 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶))
236 opelxpi 5138 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝑟𝑢 ∧ 0 ∈ 𝑣) → ⟨𝑟, 0⟩ ∈ (𝑢 × 𝑣))
237236adantl 482 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ⟨𝑟, 0⟩ ∈ (𝑢 × 𝑣))
238 simplrr 800 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝑣 ∈ II)
239238, 145syl 17 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → 𝑣 ⊆ (0[,]1))
240 xpss12 5215 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((𝑢 ⊆ (0[,]1) ∧ 𝑣 ⊆ (0[,]1)) → (𝑢 × 𝑣) ⊆ ((0[,]1) × (0[,]1)))
241194, 239, 240syl2anc 692 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝑢 × 𝑣) ⊆ ((0[,]1) × (0[,]1)))
24237restuni 20947 . . . . . . . . . . . . . . . . . . . . . . . . 25 (((II ×t II) ∈ Top ∧ (𝑢 × 𝑣) ⊆ ((0[,]1) × (0[,]1))) → (𝑢 × 𝑣) = ((II ×t II) ↾t (𝑢 × 𝑣)))
24322, 241, 242sylancr 694 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝑢 × 𝑣) = ((II ×t II) ↾t (𝑢 × 𝑣)))
244237, 243eleqtrd 2701 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ⟨𝑟, 0⟩ ∈ ((II ×t II) ↾t (𝑢 × 𝑣)))
245 eqid 2620 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((II ×t II) ↾t (𝑢 × 𝑣)) = ((II ×t II) ↾t (𝑢 × 𝑣))
246245cncnpi 21063 . . . . . . . . . . . . . . . . . . . . . . . 24 (((𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶) ∧ ⟨𝑟, 0⟩ ∈ ((II ×t II) ↾t (𝑢 × 𝑣))) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ ((((II ×t II) ↾t (𝑢 × 𝑣)) CnP 𝐶)‘⟨𝑟, 0⟩))
247246expcom 451 . . . . . . . . . . . . . . . . . . . . . . 23 (⟨𝑟, 0⟩ ∈ ((II ×t II) ↾t (𝑢 × 𝑣)) → ((𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ ((((II ×t II) ↾t (𝑢 × 𝑣)) CnP 𝐶)‘⟨𝑟, 0⟩)))
248244, 247syl 17 . . . . . . . . . . . . . . . . . . . . . 22 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ((𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ ((((II ×t II) ↾t (𝑢 × 𝑣)) CnP 𝐶)‘⟨𝑟, 0⟩)))
24922a1i 11 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (II ×t II) ∈ Top)
25020a1i 11 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → II ∈ Top)
251250, 250, 191, 238, 54syl22anc 1325 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝑢 × 𝑣) ∈ (II ×t II))
252 isopn3i 20867 . . . . . . . . . . . . . . . . . . . . . . . . 25 (((II ×t II) ∈ Top ∧ (𝑢 × 𝑣) ∈ (II ×t II)) → ((int‘(II ×t II))‘(𝑢 × 𝑣)) = (𝑢 × 𝑣))
25322, 251, 252sylancr 694 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ((int‘(II ×t II))‘(𝑢 × 𝑣)) = (𝑢 × 𝑣))
254237, 253eleqtrrd 2702 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ⟨𝑟, 0⟩ ∈ ((int‘(II ×t II))‘(𝑢 × 𝑣)))
25537, 1cnprest 21074 . . . . . . . . . . . . . . . . . . . . . . 23 ((((II ×t II) ∈ Top ∧ (𝑢 × 𝑣) ⊆ ((0[,]1) × (0[,]1))) ∧ (⟨𝑟, 0⟩ ∈ ((int‘(II ×t II))‘(𝑢 × 𝑣)) ∧ 𝐾:((0[,]1) × (0[,]1))⟶𝐵)) → (𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩) ↔ (𝐾 ↾ (𝑢 × 𝑣)) ∈ ((((II ×t II) ↾t (𝑢 × 𝑣)) CnP 𝐶)‘⟨𝑟, 0⟩)))
256249, 241, 254, 185, 255syl22anc 1325 . . . . . . . . . . . . . . . . . . . . . 22 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → (𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩) ↔ (𝐾 ↾ (𝑢 × 𝑣)) ∈ ((((II ×t II) ↾t (𝑢 × 𝑣)) CnP 𝐶)‘⟨𝑟, 0⟩)))
257248, 256sylibrd 249 . . . . . . . . . . . . . . . . . . . . 21 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ((𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶) → 𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩)))
258235, 257embantd 59 . . . . . . . . . . . . . . . . . . . 20 ((((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) ∧ (𝑟𝑢 ∧ 0 ∈ 𝑣)) → ((∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶)) → 𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩)))
259258expimpd 628 . . . . . . . . . . . . . . . . . . 19 (((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) → (((𝑟𝑢 ∧ 0 ∈ 𝑣) ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))) → 𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩)))
260183, 259syl5bi 232 . . . . . . . . . . . . . . . . . 18 (((𝜑𝑟 ∈ (0[,]1)) ∧ (𝑢 ∈ II ∧ 𝑣 ∈ II)) → ((𝑟𝑢 ∧ 0 ∈ 𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))) → 𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩)))
261260rexlimdvva 3034 . . . . . . . . . . . . . . . . 17 ((𝜑𝑟 ∈ (0[,]1)) → (∃𝑢 ∈ II ∃𝑣 ∈ II (𝑟𝑢 ∧ 0 ∈ 𝑣 ∧ (∃𝑤𝑣 (𝐾 ↾ (𝑢 × {𝑤})) ∈ (((II ×t II) ↾t (𝑢 × {𝑤})) Cn 𝐶) → (𝐾 ↾ (𝑢 × 𝑣)) ∈ (((II ×t II) ↾t (𝑢 × 𝑣)) Cn 𝐶))) → 𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩)))
262182, 261mpd 15 . . . . . . . . . . . . . . . 16 ((𝜑𝑟 ∈ (0[,]1)) → 𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩))
263 fveq2 6178 . . . . . . . . . . . . . . . . . 18 (𝑧 = ⟨𝑟, 0⟩ → (((II ×t II) CnP 𝐶)‘𝑧) = (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩))
264263eleq2d 2685 . . . . . . . . . . . . . . . . 17 (𝑧 = ⟨𝑟, 0⟩ → (𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧) ↔ 𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩)))
265264, 69elrab2 3360 . . . . . . . . . . . . . . . 16 (⟨𝑟, 0⟩ ∈ 𝑀 ↔ (⟨𝑟, 0⟩ ∈ ((0[,]1) × (0[,]1)) ∧ 𝐾 ∈ (((II ×t II) CnP 𝐶)‘⟨𝑟, 0⟩)))
266175, 262, 265sylanbrc 697 . . . . . . . . . . . . . . 15 ((𝜑𝑟 ∈ (0[,]1)) → ⟨𝑟, 0⟩ ∈ 𝑀)
267 elsni 4185 . . . . . . . . . . . . . . . . 17 (𝑎 ∈ {0} → 𝑎 = 0)
268267opeq2d 4400 . . . . . . . . . . . . . . . 16 (𝑎 ∈ {0} → ⟨𝑟, 𝑎⟩ = ⟨𝑟, 0⟩)
269268eleq1d 2684 . . . . . . . . . . . . . . 15 (𝑎 ∈ {0} → (⟨𝑟, 𝑎⟩ ∈ 𝑀 ↔ ⟨𝑟, 0⟩ ∈ 𝑀))
270266, 269syl5ibrcom 237 . . . . . . . . . . . . . 14 ((𝜑𝑟 ∈ (0[,]1)) → (𝑎 ∈ {0} → ⟨𝑟, 𝑎⟩ ∈ 𝑀))
271270expimpd 628 . . . . . . . . . . . . 13 (𝜑 → ((𝑟 ∈ (0[,]1) ∧ 𝑎 ∈ {0}) → ⟨𝑟, 𝑎⟩ ∈ 𝑀))
272172, 271syl5bi 232 . . . . . . . . . . . 12 (𝜑 → (⟨𝑟, 𝑎⟩ ∈ ((0[,]1) × {0}) → ⟨𝑟, 𝑎⟩ ∈ 𝑀))
273171, 272relssdv 5202 . . . . . . . . . . 11 (𝜑 → ((0[,]1) × {0}) ⊆ 𝑀)
274 sneq 4178 . . . . . . . . . . . . . 14 (𝑎 = 0 → {𝑎} = {0})
275274xpeq2d 5129 . . . . . . . . . . . . 13 (𝑎 = 0 → ((0[,]1) × {𝑎}) = ((0[,]1) × {0}))
276275sseq1d 3624 . . . . . . . . . . . 12 (𝑎 = 0 → (((0[,]1) × {𝑎}) ⊆ 𝑀 ↔ ((0[,]1) × {0}) ⊆ 𝑀))
277276, 13elrab2 3360 . . . . . . . . . . 11 (0 ∈ 𝐴 ↔ (0 ∈ (0[,]1) ∧ ((0[,]1) × {0}) ⊆ 𝑀))
278169, 273, 277sylanbrc 697 . . . . . . . . . 10 (𝜑 → 0 ∈ 𝐴)
279 ne0i 3913 . . . . . . . . . 10 (0 ∈ 𝐴𝐴 ≠ ∅)
280278, 279syl 17 . . . . . . . . 9 (𝜑𝐴 ≠ ∅)
281 inss2 3826 . . . . . . . . . 10 (II ∩ (Clsd‘II)) ⊆ (Clsd‘II)
282281, 166sseldi 3593 . . . . . . . . 9 (𝜑𝐴 ∈ (Clsd‘II))
28314, 16, 167, 280, 282connclo 21199 . . . . . . . 8 (𝜑𝐴 = (0[,]1))
28413, 283syl5reqr 2669 . . . . . . 7 (𝜑 → (0[,]1) = {𝑎 ∈ (0[,]1) ∣ ((0[,]1) × {𝑎}) ⊆ 𝑀})
285 rabid2 3113 . . . . . . 7 ((0[,]1) = {𝑎 ∈ (0[,]1) ∣ ((0[,]1) × {𝑎}) ⊆ 𝑀} ↔ ∀𝑎 ∈ (0[,]1)((0[,]1) × {𝑎}) ⊆ 𝑀)
286284, 285sylib 208 . . . . . 6 (𝜑 → ∀𝑎 ∈ (0[,]1)((0[,]1) × {𝑎}) ⊆ 𝑀)
287 iunss 4552 . . . . . 6 ( 𝑎 ∈ (0[,]1)((0[,]1) × {𝑎}) ⊆ 𝑀 ↔ ∀𝑎 ∈ (0[,]1)((0[,]1) × {𝑎}) ⊆ 𝑀)
288286, 287sylibr 224 . . . . 5 (𝜑 𝑎 ∈ (0[,]1)((0[,]1) × {𝑎}) ⊆ 𝑀)
28912, 288syl5eqss 3641 . . . 4 (𝜑 → ((0[,]1) × (0[,]1)) ⊆ 𝑀)
290289, 69syl6sseq 3643 . . 3 (𝜑 → ((0[,]1) × (0[,]1)) ⊆ {𝑧 ∈ ((0[,]1) × (0[,]1)) ∣ 𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧)})
291 ssrab 3672 . . . 4 (((0[,]1) × (0[,]1)) ⊆ {𝑧 ∈ ((0[,]1) × (0[,]1)) ∣ 𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧)} ↔ (((0[,]1) × (0[,]1)) ⊆ ((0[,]1) × (0[,]1)) ∧ ∀𝑧 ∈ ((0[,]1) × (0[,]1))𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧)))
292291simprbi 480 . . 3 (((0[,]1) × (0[,]1)) ⊆ {𝑧 ∈ ((0[,]1) × (0[,]1)) ∣ 𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧)} → ∀𝑧 ∈ ((0[,]1) × (0[,]1))𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧))
293290, 292syl 17 . 2 (𝜑 → ∀𝑧 ∈ ((0[,]1) × (0[,]1))𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧))
294 txtopon 21375 . . . 4 ((II ∈ (TopOn‘(0[,]1)) ∧ II ∈ (TopOn‘(0[,]1))) → (II ×t II) ∈ (TopOn‘((0[,]1) × (0[,]1))))
295212, 212, 294mp2an 707 . . 3 (II ×t II) ∈ (TopOn‘((0[,]1) × (0[,]1)))
296 cvmtop1 31216 . . . . 5 (𝐹 ∈ (𝐶 CovMap 𝐽) → 𝐶 ∈ Top)
2972, 296syl 17 . . . 4 (𝜑𝐶 ∈ Top)
2981toptopon 20703 . . . 4 (𝐶 ∈ Top ↔ 𝐶 ∈ (TopOn‘𝐵))
299297, 298sylib 208 . . 3 (𝜑𝐶 ∈ (TopOn‘𝐵))
300 cncnp 21065 . . 3 (((II ×t II) ∈ (TopOn‘((0[,]1) × (0[,]1))) ∧ 𝐶 ∈ (TopOn‘𝐵)) → (𝐾 ∈ ((II ×t II) Cn 𝐶) ↔ (𝐾:((0[,]1) × (0[,]1))⟶𝐵 ∧ ∀𝑧 ∈ ((0[,]1) × (0[,]1))𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧))))
301295, 299, 300sylancr 694 . 2 (𝜑 → (𝐾 ∈ ((II ×t II) Cn 𝐶) ↔ (𝐾:((0[,]1) × (0[,]1))⟶𝐵 ∧ ∀𝑧 ∈ ((0[,]1) × (0[,]1))𝐾 ∈ (((II ×t II) CnP 𝐶)‘𝑧))))
3028, 293, 301mpbir2and 956 1 (𝜑𝐾 ∈ ((II ×t II) Cn 𝐶))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 196  wa 384  w3a 1036  wal 1479   = wceq 1481  wcel 1988  wne 2791  wral 2909  wrex 2910  {crab 2913  Vcvv 3195  cdif 3564  cin 3566  wss 3567  c0 3907  𝒫 cpw 4149  {csn 4168  cop 4174   cuni 4427   ciun 4511  {copab 4703  cmpt 4720   × cxp 5102  ccnv 5103  cres 5106  cima 5107  ccom 5108  Rel wrel 5109   Fn wfn 5871  wf 5872  cfv 5876  crio 6595  (class class class)co 6635  cmpt2 6637  0cc0 9921  1c1 9922  [,]cicc 12163  t crest 16062  Topctop 20679  TopOnctopon 20696  Clsdccld 20801  intcnt 20802  neicnei 20882   Cn ccn 21009   CnP ccnp 21010  Compccmp 21170  Conncconn 21195   ×t ctx 21344  Homeochmeo 21537  IIcii 22659   CovMap ccvm 31211
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1720  ax-4 1735  ax-5 1837  ax-6 1886  ax-7 1933  ax-8 1990  ax-9 1997  ax-10 2017  ax-11 2032  ax-12 2045  ax-13 2244  ax-ext 2600  ax-rep 4762  ax-sep 4772  ax-nul 4780  ax-pow 4834  ax-pr 4897  ax-un 6934  ax-inf2 8523  ax-cnex 9977  ax-resscn 9978  ax-1cn 9979  ax-icn 9980  ax-addcl 9981  ax-addrcl 9982  ax-mulcl 9983  ax-mulrcl 9984  ax-mulcom 9985  ax-addass 9986  ax-mulass 9987  ax-distr 9988  ax-i2m1 9989  ax-1ne0 9990  ax-1rid 9991  ax-rnegex 9992  ax-rrecex 9993  ax-cnre 9994  ax-pre-lttri 9995  ax-pre-lttrn 9996  ax-pre-ltadd 9997  ax-pre-mulgt0 9998  ax-pre-sup 9999  ax-addf 10000  ax-mulf 10001
This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3or 1037  df-3an 1038  df-tru 1484  df-fal 1487  df-ex 1703  df-nf 1708  df-sb 1879  df-eu 2472  df-mo 2473  df-clab 2607  df-cleq 2613  df-clel 2616  df-nfc 2751  df-ne 2792  df-nel 2895  df-ral 2914  df-rex 2915  df-reu 2916  df-rmo 2917  df-rab 2918  df-v 3197  df-sbc 3430  df-csb 3527  df-dif 3570  df-un 3572  df-in 3574  df-ss 3581  df-pss 3583  df-nul 3908  df-if 4078  df-pw 4151  df-sn 4169  df-pr 4171  df-tp 4173  df-op 4175  df-uni 4428  df-int 4467  df-iun 4513  df-iin 4514  df-br 4645  df-opab 4704  df-mpt 4721  df-tr 4744  df-id 5014  df-eprel 5019  df-po 5025  df-so 5026  df-fr 5063  df-se 5064  df-we 5065  df-xp 5110  df-rel 5111  df-cnv 5112  df-co 5113  df-dm 5114  df-rn 5115  df-res 5116  df-ima 5117  df-pred 5668  df-ord 5714  df-on 5715  df-lim 5716  df-suc 5717  df-iota 5839  df-fun 5878  df-fn 5879  df-f 5880  df-f1 5881  df-fo 5882  df-f1o 5883  df-fv 5884  df-isom 5885  df-riota 6596  df-ov 6638  df-oprab 6639  df-mpt2 6640  df-of 6882  df-om 7051  df-1st 7153  df-2nd 7154  df-supp 7281  df-wrecs 7392  df-recs 7453  df-rdg 7491  df-1o 7545  df-2o 7546  df-oadd 7549  df-er 7727  df-ec 7729  df-map 7844  df-ixp 7894  df-en 7941  df-dom 7942  df-sdom 7943  df-fin 7944  df-fsupp 8261  df-fi 8302  df-sup 8333  df-inf 8334  df-oi 8400  df-card 8750  df-cda 8975  df-pnf 10061  df-mnf 10062  df-xr 10063  df-ltxr 10064  df-le 10065  df-sub 10253  df-neg 10254  df-div 10670  df-nn 11006  df-2 11064  df-3 11065  df-4 11066  df-5 11067  df-6 11068  df-7 11069  df-8 11070  df-9 11071  df-n0 11278  df-z 11363  df-dec 11479  df-uz 11673  df-q 11774  df-rp 11818  df-xneg 11931  df-xadd 11932  df-xmul 11933  df-ioo 12164  df-ico 12166  df-icc 12167  df-fz 12312  df-fzo 12450  df-fl 12576  df-seq 12785  df-exp 12844  df-hash 13101  df-cj 13820  df-re 13821  df-im 13822  df-sqrt 13956  df-abs 13957  df-clim 14200  df-sum 14398  df-struct 15840  df-ndx 15841  df-slot 15842  df-base 15844  df-sets 15845  df-ress 15846  df-plusg 15935  df-mulr 15936  df-starv 15937  df-sca 15938  df-vsca 15939  df-ip 15940  df-tset 15941  df-ple 15942  df-ds 15945  df-unif 15946  df-hom 15947  df-cco 15948  df-rest 16064  df-topn 16065  df-0g 16083  df-gsum 16084  df-topgen 16085  df-pt 16086  df-prds 16089  df-xrs 16143  df-qtop 16148  df-imas 16149  df-xps 16151  df-mre 16227  df-mrc 16228  df-acs 16230  df-mgm 17223  df-sgrp 17265  df-mnd 17276  df-submnd 17317  df-mulg 17522  df-cntz 17731  df-cmn 18176  df-psmet 19719  df-xmet 19720  df-met 19721  df-bl 19722  df-mopn 19723  df-cnfld 19728  df-top 20680  df-topon 20697  df-topsp 20718  df-bases 20731  df-cld 20804  df-ntr 20805  df-cls 20806  df-nei 20883  df-cn 21012  df-cnp 21013  df-cmp 21171  df-conn 21196  df-lly 21250  df-nlly 21251  df-tx 21346  df-hmeo 21539  df-xms 22106  df-ms 22107  df-tms 22108  df-ii 22661  df-htpy 22750  df-phtpy 22751  df-phtpc 22772  df-pconn 31177  df-sconn 31178  df-cvm 31212
This theorem is referenced by:  cvmlift2lem13  31271
  Copyright terms: Public domain W3C validator