Theorem cvmlift3lem9 30563

Description: Lemma for cvmlift2 30552. (Contributed by Mario Carneiro, 7-May-2015.)

Hypotheses

Ref	Expression
cvmlift3.b	⊢ 𝐵 = ∪ 𝐶
cvmlift3.y	⊢ 𝑌 = ∪ 𝐾
cvmlift3.f	⊢ (𝜑 → 𝐹 ∈ (𝐶 CovMap 𝐽))
cvmlift3.k	⊢ (𝜑 → 𝐾 ∈ SCon)
cvmlift3.l	⊢ (𝜑 → 𝐾 ∈ 𝑛-Locally PCon)
cvmlift3.o	⊢ (𝜑 → 𝑂 ∈ 𝑌)
cvmlift3.g	⊢ (𝜑 → 𝐺 ∈ (𝐾 Cn 𝐽))
cvmlift3.p	⊢ (𝜑 → 𝑃 ∈ 𝐵)
cvmlift3.e	⊢ (𝜑 → (𝐹‘𝑃) = (𝐺‘𝑂))
cvmlift3.h	⊢ 𝐻 = (𝑥 ∈ 𝑌 ↦ (℩𝑧 ∈ 𝐵 ∃𝑓 ∈ (II Cn 𝐾)((𝑓‘0) = 𝑂 ∧ (𝑓‘1) = 𝑥 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑧)))
cvmlift3lem7.s	⊢ 𝑆 = (𝑘 ∈ 𝐽 ↦ {𝑠 ∈ (𝒫 𝐶 ∖ {∅}) ∣ (∪ 𝑠 = (◡𝐹 “ 𝑘) ∧ ∀𝑐 ∈ 𝑠 (∀𝑑 ∈ (𝑠 ∖ {𝑐})(𝑐 ∩ 𝑑) = ∅ ∧ (𝐹 ↾ 𝑐) ∈ ((𝐶 ↾t 𝑐)Homeo(𝐽 ↾t 𝑘))))})

Assertion

Ref	Expression
cvmlift3lem9	⊢ (𝜑 → ∃𝑓 ∈ (𝐾 Cn 𝐶)((𝐹 ∘ 𝑓) = 𝐺 ∧ (𝑓‘𝑂) = 𝑃))

Distinct variable groups:   𝑐,𝑑,𝑓,𝑘,𝑠,𝑧,𝑔,𝑥   𝐽,𝑐   𝑔,𝑑,𝑥,𝐽,𝑓,𝑘,𝑠   𝐹,𝑐,𝑑,𝑓,𝑔,𝑘,𝑠   𝑥,𝑧,𝐹   𝐻,𝑐,𝑑,𝑓,𝑔,𝑥,𝑧   𝑆,𝑓,𝑥   𝐵,𝑑,𝑓,𝑔,𝑥,𝑧   𝐺,𝑐,𝑑,𝑓,𝑔,𝑘,𝑥,𝑧   𝐶,𝑐,𝑑,𝑓,𝑔,𝑘,𝑠,𝑥,𝑧   𝜑,𝑓,𝑥   𝐾,𝑐,𝑓,𝑔,𝑥,𝑧   𝑃,𝑐,𝑑,𝑓,𝑔,𝑥,𝑧   𝑂,𝑐,𝑓,𝑔,𝑥,𝑧   𝑓,𝑌,𝑔,𝑥,𝑧

Allowed substitution hints:   𝜑(𝑧,𝑔,𝑘,𝑠,𝑐,𝑑)   𝐵(𝑘,𝑠,𝑐)   𝑃(𝑘,𝑠)   𝑆(𝑧,𝑔,𝑘,𝑠,𝑐,𝑑)   𝐺(𝑠)   𝐻(𝑘,𝑠)   𝐽(𝑧)   𝐾(𝑘,𝑠,𝑑)   𝑂(𝑘,𝑠,𝑑)   𝑌(𝑘,𝑠,𝑐,𝑑)

Proof of Theorem cvmlift3lem9

Step	Hyp	Ref	Expression
1		cvmlift3.b	. . 3 ⊢ 𝐵 = ∪ 𝐶
2		cvmlift3.y	. . 3 ⊢ 𝑌 = ∪ 𝐾
3		cvmlift3.f	. . 3 ⊢ (𝜑 → 𝐹 ∈ (𝐶 CovMap 𝐽))
4		cvmlift3.k	. . 3 ⊢ (𝜑 → 𝐾 ∈ SCon)
5		cvmlift3.l	. . 3 ⊢ (𝜑 → 𝐾 ∈ 𝑛-Locally PCon)
6		cvmlift3.o	. . 3 ⊢ (𝜑 → 𝑂 ∈ 𝑌)
7		cvmlift3.g	. . 3 ⊢ (𝜑 → 𝐺 ∈ (𝐾 Cn 𝐽))
8		cvmlift3.p	. . 3 ⊢ (𝜑 → 𝑃 ∈ 𝐵)
9		cvmlift3.e	. . 3 ⊢ (𝜑 → (𝐹‘𝑃) = (𝐺‘𝑂))
10		cvmlift3.h	. . 3 ⊢ 𝐻 = (𝑥 ∈ 𝑌 ↦ (℩𝑧 ∈ 𝐵 ∃𝑓 ∈ (II Cn 𝐾)((𝑓‘0) = 𝑂 ∧ (𝑓‘1) = 𝑥 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑧)))
11		cvmlift3lem7.s	. . 3 ⊢ 𝑆 = (𝑘 ∈ 𝐽 ↦ {𝑠 ∈ (𝒫 𝐶 ∖ {∅}) ∣ (∪ 𝑠 = (◡𝐹 “ 𝑘) ∧ ∀𝑐 ∈ 𝑠 (∀𝑑 ∈ (𝑠 ∖ {𝑐})(𝑐 ∩ 𝑑) = ∅ ∧ (𝐹 ↾ 𝑐) ∈ ((𝐶 ↾t 𝑐)Homeo(𝐽 ↾t 𝑘))))})
12	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11	cvmlift3lem8 30562	. 2 ⊢ (𝜑 → 𝐻 ∈ (𝐾 Cn 𝐶))
13	1, 2, 3, 4, 5, 6, 7, 8, 9, 10	cvmlift3lem5 30559	. 2 ⊢ (𝜑 → (𝐹 ∘ 𝐻) = 𝐺)
14		iitopon 22490	. . . . . 6 ⊢ II ∈ (TopOn‘(0[,]1))
15	14	a1i 11	. . . . 5 ⊢ (𝜑 → II ∈ (TopOn‘(0[,]1)))
16		scontop 30464	. . . . . . 7 ⊢ (𝐾 ∈ SCon → 𝐾 ∈ Top)
17	4, 16	syl 17	. . . . . 6 ⊢ (𝜑 → 𝐾 ∈ Top)
18	2	toptopon 20548	. . . . . 6 ⊢ (𝐾 ∈ Top ↔ 𝐾 ∈ (TopOn‘𝑌))
19	17, 18	sylib 207	. . . . 5 ⊢ (𝜑 → 𝐾 ∈ (TopOn‘𝑌))
20		cnconst2 20897	. . . . 5 ⊢ ((II ∈ (TopOn‘(0[,]1)) ∧ 𝐾 ∈ (TopOn‘𝑌) ∧ 𝑂 ∈ 𝑌) → ((0[,]1) × {𝑂}) ∈ (II Cn 𝐾))
21	15, 19, 6, 20	syl3anc 1318	. . . 4 ⊢ (𝜑 → ((0[,]1) × {𝑂}) ∈ (II Cn 𝐾))
22		0elunit 12161	. . . . 5 ⊢ 0 ∈ (0[,]1)
23		fvconst2g 6372	. . . . 5 ⊢ ((𝑂 ∈ 𝑌 ∧ 0 ∈ (0[,]1)) → (((0[,]1) × {𝑂})‘0) = 𝑂)
24	6, 22, 23	sylancl 693	. . . 4 ⊢ (𝜑 → (((0[,]1) × {𝑂})‘0) = 𝑂)
25		1elunit 12162	. . . . 5 ⊢ 1 ∈ (0[,]1)
26		fvconst2g 6372	. . . . 5 ⊢ ((𝑂 ∈ 𝑌 ∧ 1 ∈ (0[,]1)) → (((0[,]1) × {𝑂})‘1) = 𝑂)
27	6, 25, 26	sylancl 693	. . . 4 ⊢ (𝜑 → (((0[,]1) × {𝑂})‘1) = 𝑂)
28	9	sneqd 4137	. . . . . . . . 9 ⊢ (𝜑 → {(𝐹‘𝑃)} = {(𝐺‘𝑂)})
29	28	xpeq2d 5063	. . . . . . . 8 ⊢ (𝜑 → ((0[,]1) × {(𝐹‘𝑃)}) = ((0[,]1) × {(𝐺‘𝑂)}))
30		cvmcn 30498	. . . . . . . . . 10 ⊢ (𝐹 ∈ (𝐶 CovMap 𝐽) → 𝐹 ∈ (𝐶 Cn 𝐽))
31		eqid 2610	. . . . . . . . . . 11 ⊢ ∪ 𝐽 = ∪ 𝐽
32	1, 31	cnf 20860	. . . . . . . . . 10 ⊢ (𝐹 ∈ (𝐶 Cn 𝐽) → 𝐹:𝐵⟶∪ 𝐽)
33		ffn 5958	. . . . . . . . . 10 ⊢ (𝐹:𝐵⟶∪ 𝐽 → 𝐹 Fn 𝐵)
34	3, 30, 32, 33	4syl 19	. . . . . . . . 9 ⊢ (𝜑 → 𝐹 Fn 𝐵)
35		fcoconst 6307	. . . . . . . . 9 ⊢ ((𝐹 Fn 𝐵 ∧ 𝑃 ∈ 𝐵) → (𝐹 ∘ ((0[,]1) × {𝑃})) = ((0[,]1) × {(𝐹‘𝑃)}))
36	34, 8, 35	syl2anc 691	. . . . . . . 8 ⊢ (𝜑 → (𝐹 ∘ ((0[,]1) × {𝑃})) = ((0[,]1) × {(𝐹‘𝑃)}))
37	2, 31	cnf 20860	. . . . . . . . . . 11 ⊢ (𝐺 ∈ (𝐾 Cn 𝐽) → 𝐺:𝑌⟶∪ 𝐽)
38	7, 37	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → 𝐺:𝑌⟶∪ 𝐽)
39		ffn 5958	. . . . . . . . . 10 ⊢ (𝐺:𝑌⟶∪ 𝐽 → 𝐺 Fn 𝑌)
40	38, 39	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 𝐺 Fn 𝑌)
41		fcoconst 6307	. . . . . . . . 9 ⊢ ((𝐺 Fn 𝑌 ∧ 𝑂 ∈ 𝑌) → (𝐺 ∘ ((0[,]1) × {𝑂})) = ((0[,]1) × {(𝐺‘𝑂)}))
42	40, 6, 41	syl2anc 691	. . . . . . . 8 ⊢ (𝜑 → (𝐺 ∘ ((0[,]1) × {𝑂})) = ((0[,]1) × {(𝐺‘𝑂)}))
43	29, 36, 42	3eqtr4d 2654	. . . . . . 7 ⊢ (𝜑 → (𝐹 ∘ ((0[,]1) × {𝑃})) = (𝐺 ∘ ((0[,]1) × {𝑂})))
44		fvconst2g 6372	. . . . . . . 8 ⊢ ((𝑃 ∈ 𝐵 ∧ 0 ∈ (0[,]1)) → (((0[,]1) × {𝑃})‘0) = 𝑃)
45	8, 22, 44	sylancl 693	. . . . . . 7 ⊢ (𝜑 → (((0[,]1) × {𝑃})‘0) = 𝑃)
46		cvmtop1 30496	. . . . . . . . . . 11 ⊢ (𝐹 ∈ (𝐶 CovMap 𝐽) → 𝐶 ∈ Top)
47	3, 46	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → 𝐶 ∈ Top)
48	1	toptopon 20548	. . . . . . . . . 10 ⊢ (𝐶 ∈ Top ↔ 𝐶 ∈ (TopOn‘𝐵))
49	47, 48	sylib 207	. . . . . . . . 9 ⊢ (𝜑 → 𝐶 ∈ (TopOn‘𝐵))
50		cnconst2 20897	. . . . . . . . 9 ⊢ ((II ∈ (TopOn‘(0[,]1)) ∧ 𝐶 ∈ (TopOn‘𝐵) ∧ 𝑃 ∈ 𝐵) → ((0[,]1) × {𝑃}) ∈ (II Cn 𝐶))
51	15, 49, 8, 50	syl3anc 1318	. . . . . . . 8 ⊢ (𝜑 → ((0[,]1) × {𝑃}) ∈ (II Cn 𝐶))
52		cvmtop2 30497	. . . . . . . . . . . . 13 ⊢ (𝐹 ∈ (𝐶 CovMap 𝐽) → 𝐽 ∈ Top)
53	3, 52	syl 17	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐽 ∈ Top)
54	31	toptopon 20548	. . . . . . . . . . . 12 ⊢ (𝐽 ∈ Top ↔ 𝐽 ∈ (TopOn‘∪ 𝐽))
55	53, 54	sylib 207	. . . . . . . . . . 11 ⊢ (𝜑 → 𝐽 ∈ (TopOn‘∪ 𝐽))
56	38, 6	ffvelrnd 6268	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐺‘𝑂) ∈ ∪ 𝐽)
57		cnconst2 20897	. . . . . . . . . . 11 ⊢ ((II ∈ (TopOn‘(0[,]1)) ∧ 𝐽 ∈ (TopOn‘∪ 𝐽) ∧ (𝐺‘𝑂) ∈ ∪ 𝐽) → ((0[,]1) × {(𝐺‘𝑂)}) ∈ (II Cn 𝐽))
58	15, 55, 56, 57	syl3anc 1318	. . . . . . . . . 10 ⊢ (𝜑 → ((0[,]1) × {(𝐺‘𝑂)}) ∈ (II Cn 𝐽))
59	42, 58	eqeltrd 2688	. . . . . . . . 9 ⊢ (𝜑 → (𝐺 ∘ ((0[,]1) × {𝑂})) ∈ (II Cn 𝐽))
60		fvconst2g 6372	. . . . . . . . . . 11 ⊢ (((𝐺‘𝑂) ∈ ∪ 𝐽 ∧ 0 ∈ (0[,]1)) → (((0[,]1) × {(𝐺‘𝑂)})‘0) = (𝐺‘𝑂))
61	56, 22, 60	sylancl 693	. . . . . . . . . 10 ⊢ (𝜑 → (((0[,]1) × {(𝐺‘𝑂)})‘0) = (𝐺‘𝑂))
62	42	fveq1d 6105	. . . . . . . . . 10 ⊢ (𝜑 → ((𝐺 ∘ ((0[,]1) × {𝑂}))‘0) = (((0[,]1) × {(𝐺‘𝑂)})‘0))
63	61, 62, 9	3eqtr4rd 2655	. . . . . . . . 9 ⊢ (𝜑 → (𝐹‘𝑃) = ((𝐺 ∘ ((0[,]1) × {𝑂}))‘0))
64	1	cvmlift 30535	. . . . . . . . 9 ⊢ (((𝐹 ∈ (𝐶 CovMap 𝐽) ∧ (𝐺 ∘ ((0[,]1) × {𝑂})) ∈ (II Cn 𝐽)) ∧ (𝑃 ∈ 𝐵 ∧ (𝐹‘𝑃) = ((𝐺 ∘ ((0[,]1) × {𝑂}))‘0))) → ∃!𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃))
65	3, 59, 8, 63, 64	syl22anc 1319	. . . . . . . 8 ⊢ (𝜑 → ∃!𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃))
66		coeq2 5202	. . . . . . . . . . 11 ⊢ (𝑔 = ((0[,]1) × {𝑃}) → (𝐹 ∘ 𝑔) = (𝐹 ∘ ((0[,]1) × {𝑃})))
67	66	eqeq1d 2612	. . . . . . . . . 10 ⊢ (𝑔 = ((0[,]1) × {𝑃}) → ((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ↔ (𝐹 ∘ ((0[,]1) × {𝑃})) = (𝐺 ∘ ((0[,]1) × {𝑂}))))
68		fveq1 6102	. . . . . . . . . . 11 ⊢ (𝑔 = ((0[,]1) × {𝑃}) → (𝑔‘0) = (((0[,]1) × {𝑃})‘0))
69	68	eqeq1d 2612	. . . . . . . . . 10 ⊢ (𝑔 = ((0[,]1) × {𝑃}) → ((𝑔‘0) = 𝑃 ↔ (((0[,]1) × {𝑃})‘0) = 𝑃))
70	67, 69	anbi12d 743	. . . . . . . . 9 ⊢ (𝑔 = ((0[,]1) × {𝑃}) → (((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃) ↔ ((𝐹 ∘ ((0[,]1) × {𝑃})) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (((0[,]1) × {𝑃})‘0) = 𝑃)))
71	70	riota2 6533	. . . . . . . 8 ⊢ ((((0[,]1) × {𝑃}) ∈ (II Cn 𝐶) ∧ ∃!𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃)) → (((𝐹 ∘ ((0[,]1) × {𝑃})) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (((0[,]1) × {𝑃})‘0) = 𝑃) ↔ (℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃)) = ((0[,]1) × {𝑃})))
72	51, 65, 71	syl2anc 691	. . . . . . 7 ⊢ (𝜑 → (((𝐹 ∘ ((0[,]1) × {𝑃})) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (((0[,]1) × {𝑃})‘0) = 𝑃) ↔ (℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃)) = ((0[,]1) × {𝑃})))
73	43, 45, 72	mpbi2and 958	. . . . . 6 ⊢ (𝜑 → (℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃)) = ((0[,]1) × {𝑃}))
74	73	fveq1d 6105	. . . . 5 ⊢ (𝜑 → ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃))‘1) = (((0[,]1) × {𝑃})‘1))
75		fvconst2g 6372	. . . . . 6 ⊢ ((𝑃 ∈ 𝐵 ∧ 1 ∈ (0[,]1)) → (((0[,]1) × {𝑃})‘1) = 𝑃)
76	8, 25, 75	sylancl 693	. . . . 5 ⊢ (𝜑 → (((0[,]1) × {𝑃})‘1) = 𝑃)
77	74, 76	eqtrd 2644	. . . 4 ⊢ (𝜑 → ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃)
78		fveq1 6102	. . . . . . 7 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → (𝑓‘0) = (((0[,]1) × {𝑂})‘0))
79	78	eqeq1d 2612	. . . . . 6 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → ((𝑓‘0) = 𝑂 ↔ (((0[,]1) × {𝑂})‘0) = 𝑂))
80		fveq1 6102	. . . . . . 7 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → (𝑓‘1) = (((0[,]1) × {𝑂})‘1))
81	80	eqeq1d 2612	. . . . . 6 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → ((𝑓‘1) = 𝑂 ↔ (((0[,]1) × {𝑂})‘1) = 𝑂))
82		coeq2 5202	. . . . . . . . . . 11 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → (𝐺 ∘ 𝑓) = (𝐺 ∘ ((0[,]1) × {𝑂})))
83	82	eqeq2d 2620	. . . . . . . . . 10 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → ((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ↔ (𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂}))))
84	83	anbi1d 737	. . . . . . . . 9 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → (((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃) ↔ ((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃)))
85	84	riotabidv 6513	. . . . . . . 8 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → (℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃)) = (℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃)))
86	85	fveq1d 6105	. . . . . . 7 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃))‘1))
87	86	eqeq1d 2612	. . . . . 6 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → (((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃 ↔ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃))
88	79, 81, 87	3anbi123d 1391	. . . . 5 ⊢ (𝑓 = ((0[,]1) × {𝑂}) → (((𝑓‘0) = 𝑂 ∧ (𝑓‘1) = 𝑂 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃) ↔ ((((0[,]1) × {𝑂})‘0) = 𝑂 ∧ (((0[,]1) × {𝑂})‘1) = 𝑂 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃)))
89	88	rspcev 3282	. . . 4 ⊢ ((((0[,]1) × {𝑂}) ∈ (II Cn 𝐾) ∧ ((((0[,]1) × {𝑂})‘0) = 𝑂 ∧ (((0[,]1) × {𝑂})‘1) = 𝑂 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ ((0[,]1) × {𝑂})) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃)) → ∃𝑓 ∈ (II Cn 𝐾)((𝑓‘0) = 𝑂 ∧ (𝑓‘1) = 𝑂 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃))
90	21, 24, 27, 77, 89	syl13anc 1320	. . 3 ⊢ (𝜑 → ∃𝑓 ∈ (II Cn 𝐾)((𝑓‘0) = 𝑂 ∧ (𝑓‘1) = 𝑂 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃))
91	1, 2, 3, 4, 5, 6, 7, 8, 9, 10	cvmlift3lem4 30558	. . . 4 ⊢ ((𝜑 ∧ 𝑂 ∈ 𝑌) → ((𝐻‘𝑂) = 𝑃 ↔ ∃𝑓 ∈ (II Cn 𝐾)((𝑓‘0) = 𝑂 ∧ (𝑓‘1) = 𝑂 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃)))
92	6, 91	mpdan 699	. . 3 ⊢ (𝜑 → ((𝐻‘𝑂) = 𝑃 ↔ ∃𝑓 ∈ (II Cn 𝐾)((𝑓‘0) = 𝑂 ∧ (𝑓‘1) = 𝑂 ∧ ((℩𝑔 ∈ (II Cn 𝐶)((𝐹 ∘ 𝑔) = (𝐺 ∘ 𝑓) ∧ (𝑔‘0) = 𝑃))‘1) = 𝑃)))
93	90, 92	mpbird 246	. 2 ⊢ (𝜑 → (𝐻‘𝑂) = 𝑃)
94		coeq2 5202	. . . . 5 ⊢ (𝑓 = 𝐻 → (𝐹 ∘ 𝑓) = (𝐹 ∘ 𝐻))
95	94	eqeq1d 2612	. . . 4 ⊢ (𝑓 = 𝐻 → ((𝐹 ∘ 𝑓) = 𝐺 ↔ (𝐹 ∘ 𝐻) = 𝐺))
96		fveq1 6102	. . . . 5 ⊢ (𝑓 = 𝐻 → (𝑓‘𝑂) = (𝐻‘𝑂))
97	96	eqeq1d 2612	. . . 4 ⊢ (𝑓 = 𝐻 → ((𝑓‘𝑂) = 𝑃 ↔ (𝐻‘𝑂) = 𝑃))
98	95, 97	anbi12d 743	. . 3 ⊢ (𝑓 = 𝐻 → (((𝐹 ∘ 𝑓) = 𝐺 ∧ (𝑓‘𝑂) = 𝑃) ↔ ((𝐹 ∘ 𝐻) = 𝐺 ∧ (𝐻‘𝑂) = 𝑃)))
99	98	rspcev 3282	. 2 ⊢ ((𝐻 ∈ (𝐾 Cn 𝐶) ∧ ((𝐹 ∘ 𝐻) = 𝐺 ∧ (𝐻‘𝑂) = 𝑃)) → ∃𝑓 ∈ (𝐾 Cn 𝐶)((𝐹 ∘ 𝑓) = 𝐺 ∧ (𝑓‘𝑂) = 𝑃))
100	12, 13, 93, 99	syl12anc 1316	1 ⊢ (𝜑 → ∃𝑓 ∈ (𝐾 Cn 𝐶)((𝐹 ∘ 𝑓) = 𝐺 ∧ (𝑓‘𝑂) = 𝑃))

Syntax hints:   → wi 4   ↔ wb 195   ∧ wa 383   ∧ w3a 1031   = wceq 1475   ∈ wcel 1977  ∀wral 2896  ∃wrex 2897  ∃!wreu 2898  {crab 2900   ∖ cdif 3537   ∩ cin 3539  ∅c0 3874  𝒫 cpw 4108  {csn 4125  ∪ cuni 4372   ↦ cmpt 4643   × cxp 5036  ^◡ccnv 5037   ↾ cres 5040   “ cima 5041   ∘ ccom 5042   Fn wfn 5799  ⟶wf 5800  ‘cfv 5804  ℩crio 6510  (class class class)co 6549  0cc0 9815  1c1 9816  [,]cicc 12049   ↾_t crest 15904  Topctop 20517  TopOnctopon 20518   Cn ccn 20838  𝑛-Locally cnlly 21078  Homeochmeo 21366  IIcii 22486  PConcpcon 30455  SConcscon 30456   CovMap ccvm 30491

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847  ax-inf2 8421  ax-cnex 9871  ax-resscn 9872  ax-1cn 9873  ax-icn 9874  ax-addcl 9875  ax-addrcl 9876  ax-mulcl 9877  ax-mulrcl 9878  ax-mulcom 9879  ax-addass 9880  ax-mulass 9881  ax-distr 9882  ax-i2m1 9883  ax-1ne0 9884  ax-1rid 9885  ax-rnegex 9886  ax-rrecex 9887  ax-cnre 9888  ax-pre-lttri 9889  ax-pre-lttrn 9890  ax-pre-ltadd 9891  ax-pre-mulgt0 9892  ax-pre-sup 9893  ax-addf 9894  ax-mulf 9895

This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3or 1032  df-3an 1033  df-tru 1478  df-fal 1481  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-nel 2783  df-ral 2901  df-rex 2902  df-reu 2903  df-rmo 2904  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-pss 3556  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-tp 4130  df-op 4132  df-uni 4373  df-int 4411  df-iun 4457  df-iin 4458  df-br 4584  df-opab 4644  df-mpt 4645  df-tr 4681  df-eprel 4949  df-id 4953  df-po 4959  df-so 4960  df-fr 4997  df-se 4998  df-we 4999  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-pred 5597  df-ord 5643  df-on 5644  df-lim 5645  df-suc 5646  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-isom 5813  df-riota 6511  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-of 6795  df-om 6958  df-1st 7059  df-2nd 7060  df-supp 7183  df-wrecs 7294  df-recs 7355  df-rdg 7393  df-1o 7447  df-2o 7448  df-oadd 7451  df-er 7629  df-ec 7631  df-map 7746  df-ixp 7795  df-en 7842  df-dom 7843  df-sdom 7844  df-fin 7845  df-fsupp 8159  df-fi 8200  df-sup 8231  df-inf 8232  df-oi 8298  df-card 8648  df-cda 8873  df-pnf 9955  df-mnf 9956  df-xr 9957  df-ltxr 9958  df-le 9959  df-sub 10147  df-neg 10148  df-div 10564  df-nn 10898  df-2 10956  df-3 10957  df-4 10958  df-5 10959  df-6 10960  df-7 10961  df-8 10962  df-9 10963  df-n0 11170  df-z 11255  df-dec 11370  df-uz 11564  df-q 11665  df-rp 11709  df-xneg 11822  df-xadd 11823  df-xmul 11824  df-ioo 12050  df-ico 12052  df-icc 12053  df-fz 12198  df-fzo 12335  df-fl 12455  df-seq 12664  df-exp 12723  df-hash 12980  df-cj 13687  df-re 13688  df-im 13689  df-sqrt 13823  df-abs 13824  df-clim 14067  df-sum 14265  df-struct 15697  df-ndx 15698  df-slot 15699  df-base 15700  df-sets 15701  df-ress 15702  df-plusg 15781  df-mulr 15782  df-starv 15783  df-sca 15784  df-vsca 15785  df-ip 15786  df-tset 15787  df-ple 15788  df-ds 15791  df-unif 15792  df-hom 15793  df-cco 15794  df-rest 15906  df-topn 15907  df-0g 15925  df-gsum 15926  df-topgen 15927  df-pt 15928  df-prds 15931  df-xrs 15985  df-qtop 15990  df-imas 15991  df-xps 15993  df-mre 16069  df-mrc 16070  df-acs 16072  df-mgm 17065  df-sgrp 17107  df-mnd 17118  df-submnd 17159  df-mulg 17364  df-cntz 17573  df-cmn 18018  df-psmet 19559  df-xmet 19560  df-met 19561  df-bl 19562  df-mopn 19563  df-cnfld 19568  df-top 20521  df-bases 20522  df-topon 20523  df-topsp 20524  df-cld 20633  df-ntr 20634  df-cls 20635  df-nei 20712  df-cn 20841  df-cnp 20842  df-cmp 21000  df-con 21025  df-lly 21079  df-nlly 21080  df-tx 21175  df-hmeo 21368  df-xms 21935  df-ms 21936  df-tms 21937  df-ii 22488  df-htpy 22577  df-phtpy 22578  df-phtpc 22599  df-pco 22613  df-pcon 30457  df-scon 30458  df-cvm 30492

This theorem is referenced by:  cvmlift3  30564