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Theorem efopn 24204

Description: The exponential map is an open map. (Contributed by Mario Carneiro, 23-Apr-2015.)

**Hypothesis**
Ref	Expression
efopn.j	⊢ 𝐽 = (TopOpen‘ℂ_fld)

**Assertion**
Ref	Expression
efopn	⊢ (𝑆 ∈ 𝐽 → (exp “ 𝑆) ∈ 𝐽)

Proof of Theorem efopn Dummy variables 𝑤 𝑟 𝑥 𝑦 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		efopn.j	. . . . . . . 8 ⊢ 𝐽 = (TopOpen‘ℂ_fld)
2	1	cnfldtopon 22396	. . . . . . 7 ⊢ 𝐽 ∈ (TopOn‘ℂ)
3		toponss 20544	. . . . . . 7 ⊢ ((𝐽 ∈ (TopOn‘ℂ) ∧ 𝑆 ∈ 𝐽) → 𝑆 ⊆ ℂ)
4	2, 3	mpan 702	. . . . . 6 ⊢ (𝑆 ∈ 𝐽 → 𝑆 ⊆ ℂ)
5	4	sselda 3568	. . . . 5 ⊢ ((𝑆 ∈ 𝐽 ∧ 𝑥 ∈ 𝑆) → 𝑥 ∈ ℂ)
6		cnxmet 22386	. . . . . 6 ⊢ (abs ∘ − ) ∈ (∞Met‘ℂ)
7		pirp 24017	. . . . . . 7 ⊢ π ∈ ℝ⁺
8	1	cnfldtopn 22395	. . . . . . . 8 ⊢ 𝐽 = (MetOpen‘(abs ∘ − ))
9	8	mopni3 22109	. . . . . . 7 ⊢ ((((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 𝑆 ∈ 𝐽 ∧ 𝑥 ∈ 𝑆) ∧ π ∈ ℝ⁺) → ∃𝑟 ∈ ℝ⁺ (𝑟 < π ∧ (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ 𝑆))
10	7, 9	mpan2 703	. . . . . 6 ⊢ (((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 𝑆 ∈ 𝐽 ∧ 𝑥 ∈ 𝑆) → ∃𝑟 ∈ ℝ⁺ (𝑟 < π ∧ (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ 𝑆))
11	6, 10	mp3an1 1403	. . . . 5 ⊢ ((𝑆 ∈ 𝐽 ∧ 𝑥 ∈ 𝑆) → ∃𝑟 ∈ ℝ⁺ (𝑟 < π ∧ (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ 𝑆))
12		imass2 5420	. . . . . . . 8 ⊢ ((𝑥(ball‘(abs ∘ − ))𝑟) ⊆ 𝑆 → (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ (exp “ 𝑆))
13		imassrn 5396	. . . . . . . . . . . . . 14 ⊢ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ ran exp
14		eff 14651	. . . . . . . . . . . . . . 15 ⊢ exp:ℂ⟶ℂ
15		frn 5966	. . . . . . . . . . . . . . 15 ⊢ (exp:ℂ⟶ℂ → ran exp ⊆ ℂ)
16	14, 15	ax-mp 5	. . . . . . . . . . . . . 14 ⊢ ran exp ⊆ ℂ
17	13, 16	sstri 3577	. . . . . . . . . . . . 13 ⊢ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ ℂ
18		sseqin2 3779	. . . . . . . . . . . . 13 ⊢ ((exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ ℂ ↔ (ℂ ∩ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟))) = (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)))
19	17, 18	mpbi 219	. . . . . . . . . . . 12 ⊢ (ℂ ∩ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟))) = (exp “ (𝑥(ball‘(abs ∘ − ))𝑟))
20		rpxr 11716	. . . . . . . . . . . . . . . . . . . . . . . . . . 27 ⊢ (𝑟 ∈ ℝ⁺ → 𝑟 ∈ ℝ^*)
21		blssm 22033	. . . . . . . . . . . . . . . . . . . . . . . . . . . 28 ⊢ (((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ^*) → (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ ℂ)
22	6, 21	mp3an1 1403	. . . . . . . . . . . . . . . . . . . . . . . . . . 27 ⊢ ((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ^*) → (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ ℂ)
23	20, 22	sylan2 490	. . . . . . . . . . . . . . . . . . . . . . . . . 26 ⊢ ((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) → (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ ℂ)
24	23	ad2antrr 758	. . . . . . . . . . . . . . . . . . . . . . . . 25 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ ℂ)
25	24	sselda 3568	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → 𝑦 ∈ ℂ)
26		simp-4l 802	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → 𝑥 ∈ ℂ)
27	25, 26	subcld 10271	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → (𝑦 − 𝑥) ∈ ℂ)
28	27	subid1d 10260	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → ((𝑦 − 𝑥) − 0) = (𝑦 − 𝑥))
29	28	fveq2d 6107	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → (abs‘((𝑦 − 𝑥) − 0)) = (abs‘(𝑦 − 𝑥)))
30		0cn 9911	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ 0 ∈ ℂ
31		eqid 2610	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (abs ∘ − ) = (abs ∘ − )
32	31	cnmetdval 22384	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((𝑦 − 𝑥) ∈ ℂ ∧ 0 ∈ ℂ) → ((𝑦 − 𝑥)(abs ∘ − )0) = (abs‘((𝑦 − 𝑥) − 0)))
33	27, 30, 32	sylancl 693	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → ((𝑦 − 𝑥)(abs ∘ − )0) = (abs‘((𝑦 − 𝑥) − 0)))
34	31	cnmetdval 22384	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((𝑦 ∈ ℂ ∧ 𝑥 ∈ ℂ) → (𝑦(abs ∘ − )𝑥) = (abs‘(𝑦 − 𝑥)))
35	25, 26, 34	syl2anc 691	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → (𝑦(abs ∘ − )𝑥) = (abs‘(𝑦 − 𝑥)))
36	29, 33, 35	3eqtr4d 2654	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → ((𝑦 − 𝑥)(abs ∘ − )0) = (𝑦(abs ∘ − )𝑥))
37		simpr 476	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟))
38	6	a1i 11	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → (abs ∘ − ) ∈ (∞Met‘ℂ))
39		simpllr 795	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → 𝑟 ∈ ℝ⁺)
40	39	adantr 480	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → 𝑟 ∈ ℝ⁺)
41	40	rpxrd 11749	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → 𝑟 ∈ ℝ^*)
42		elbl3 22007	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 𝑟 ∈ ℝ^*) ∧ (𝑥 ∈ ℂ ∧ 𝑦 ∈ ℂ)) → (𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟) ↔ (𝑦(abs ∘ − )𝑥) < 𝑟))
43	38, 41, 26, 25, 42	syl22anc 1319	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → (𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟) ↔ (𝑦(abs ∘ − )𝑥) < 𝑟))
44	37, 43	mpbid 221	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → (𝑦(abs ∘ − )𝑥) < 𝑟)
45	36, 44	eqbrtrd 4605	. . . . . . . . . . . . . . . . . . 19 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → ((𝑦 − 𝑥)(abs ∘ − )0) < 𝑟)
46		0cnd 9912	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → 0 ∈ ℂ)
47		elbl3 22007	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 𝑟 ∈ ℝ^*) ∧ (0 ∈ ℂ ∧ (𝑦 − 𝑥) ∈ ℂ)) → ((𝑦 − 𝑥) ∈ (0(ball‘(abs ∘ − ))𝑟) ↔ ((𝑦 − 𝑥)(abs ∘ − )0) < 𝑟))
48	38, 41, 46, 27, 47	syl22anc 1319	. . . . . . . . . . . . . . . . . . 19 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → ((𝑦 − 𝑥) ∈ (0(ball‘(abs ∘ − ))𝑟) ↔ ((𝑦 − 𝑥)(abs ∘ − )0) < 𝑟))
49	45, 48	mpbird 246	. . . . . . . . . . . . . . . . . 18 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → (𝑦 − 𝑥) ∈ (0(ball‘(abs ∘ − ))𝑟))
50		efsub 14669	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝑦 ∈ ℂ ∧ 𝑥 ∈ ℂ) → (exp‘(𝑦 − 𝑥)) = ((exp‘𝑦) / (exp‘𝑥)))
51	25, 26, 50	syl2anc 691	. . . . . . . . . . . . . . . . . 18 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → (exp‘(𝑦 − 𝑥)) = ((exp‘𝑦) / (exp‘𝑥)))
52		fveq2 6103	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑤 = (𝑦 − 𝑥) → (exp‘𝑤) = (exp‘(𝑦 − 𝑥)))
53	52	eqeq1d 2612	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑤 = (𝑦 − 𝑥) → ((exp‘𝑤) = ((exp‘𝑦) / (exp‘𝑥)) ↔ (exp‘(𝑦 − 𝑥)) = ((exp‘𝑦) / (exp‘𝑥))))
54	53	rspcev 3282	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝑦 − 𝑥) ∈ (0(ball‘(abs ∘ − ))𝑟) ∧ (exp‘(𝑦 − 𝑥)) = ((exp‘𝑦) / (exp‘𝑥))) → ∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = ((exp‘𝑦) / (exp‘𝑥)))
55	49, 51, 54	syl2anc 691	. . . . . . . . . . . . . . . . 17 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → ∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = ((exp‘𝑦) / (exp‘𝑥)))
56		oveq1 6556	. . . . . . . . . . . . . . . . . . 19 ⊢ ((exp‘𝑦) = 𝑧 → ((exp‘𝑦) / (exp‘𝑥)) = (𝑧 / (exp‘𝑥)))
57	56	eqeq2d 2620	. . . . . . . . . . . . . . . . . 18 ⊢ ((exp‘𝑦) = 𝑧 → ((exp‘𝑤) = ((exp‘𝑦) / (exp‘𝑥)) ↔ (exp‘𝑤) = (𝑧 / (exp‘𝑥))))
58	57	rexbidv 3034	. . . . . . . . . . . . . . . . 17 ⊢ ((exp‘𝑦) = 𝑧 → (∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = ((exp‘𝑦) / (exp‘𝑥)) ↔ ∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = (𝑧 / (exp‘𝑥))))
59	55, 58	syl5ibcom 234	. . . . . . . . . . . . . . . 16 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)) → ((exp‘𝑦) = 𝑧 → ∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = (𝑧 / (exp‘𝑥))))
60	59	rexlimdva 3013	. . . . . . . . . . . . . . 15 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → (∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = 𝑧 → ∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = (𝑧 / (exp‘𝑥))))
61		eqcom 2617	. . . . . . . . . . . . . . . . . 18 ⊢ ((exp‘𝑤) = (𝑧 / (exp‘𝑥)) ↔ (𝑧 / (exp‘𝑥)) = (exp‘𝑤))
62		simplr 788	. . . . . . . . . . . . . . . . . . 19 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → 𝑧 ∈ ℂ)
63		simp-4l 802	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → 𝑥 ∈ ℂ)
64		efcl 14652	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑥 ∈ ℂ → (exp‘𝑥) ∈ ℂ)
65	63, 64	syl 17	. . . . . . . . . . . . . . . . . . 19 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (exp‘𝑥) ∈ ℂ)
66	39	rpxrd 11749	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → 𝑟 ∈ ℝ^*)
67		blssm 22033	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 0 ∈ ℂ ∧ 𝑟 ∈ ℝ^*) → (0(ball‘(abs ∘ − ))𝑟) ⊆ ℂ)
68	6, 30, 67	mp3an12 1406	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (𝑟 ∈ ℝ^* → (0(ball‘(abs ∘ − ))𝑟) ⊆ ℂ)
69	66, 68	syl 17	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → (0(ball‘(abs ∘ − ))𝑟) ⊆ ℂ)
70	69	sselda 3568	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → 𝑤 ∈ ℂ)
71		efcl 14652	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑤 ∈ ℂ → (exp‘𝑤) ∈ ℂ)
72	70, 71	syl 17	. . . . . . . . . . . . . . . . . . 19 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (exp‘𝑤) ∈ ℂ)
73		efne0 14666	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑥 ∈ ℂ → (exp‘𝑥) ≠ 0)
74	63, 73	syl 17	. . . . . . . . . . . . . . . . . . 19 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (exp‘𝑥) ≠ 0)
75	62, 65, 72, 74	divmuld 10702	. . . . . . . . . . . . . . . . . 18 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((𝑧 / (exp‘𝑥)) = (exp‘𝑤) ↔ ((exp‘𝑥) · (exp‘𝑤)) = 𝑧))
76	61, 75	syl5bb 271	. . . . . . . . . . . . . . . . 17 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((exp‘𝑤) = (𝑧 / (exp‘𝑥)) ↔ ((exp‘𝑥) · (exp‘𝑤)) = 𝑧))
77	63, 70	pncan2d 10273	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((𝑥 + 𝑤) − 𝑥) = 𝑤)
78	70	subid1d 10260	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (𝑤 − 0) = 𝑤)
79	77, 78	eqtr4d 2647	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((𝑥 + 𝑤) − 𝑥) = (𝑤 − 0))
80	79	fveq2d 6107	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (abs‘((𝑥 + 𝑤) − 𝑥)) = (abs‘(𝑤 − 0)))
81	63, 70	addcld 9938	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (𝑥 + 𝑤) ∈ ℂ)
82	31	cnmetdval 22384	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((𝑥 + 𝑤) ∈ ℂ ∧ 𝑥 ∈ ℂ) → ((𝑥 + 𝑤)(abs ∘ − )𝑥) = (abs‘((𝑥 + 𝑤) − 𝑥)))
83	81, 63, 82	syl2anc 691	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((𝑥 + 𝑤)(abs ∘ − )𝑥) = (abs‘((𝑥 + 𝑤) − 𝑥)))
84	31	cnmetdval 22384	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ ((𝑤 ∈ ℂ ∧ 0 ∈ ℂ) → (𝑤(abs ∘ − )0) = (abs‘(𝑤 − 0)))
85	70, 30, 84	sylancl 693	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (𝑤(abs ∘ − )0) = (abs‘(𝑤 − 0)))
86	80, 83, 85	3eqtr4d 2654	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((𝑥 + 𝑤)(abs ∘ − )𝑥) = (𝑤(abs ∘ − )0))
87		simpr 476	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟))
88	6	a1i 11	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (abs ∘ − ) ∈ (∞Met‘ℂ))
89	39	adantr 480	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → 𝑟 ∈ ℝ⁺)
90	89	rpxrd 11749	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → 𝑟 ∈ ℝ^*)
91		0cnd 9912	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → 0 ∈ ℂ)
92		elbl3 22007	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ ((((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 𝑟 ∈ ℝ^*) ∧ (0 ∈ ℂ ∧ 𝑤 ∈ ℂ)) → (𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟) ↔ (𝑤(abs ∘ − )0) < 𝑟))
93	88, 90, 91, 70, 92	syl22anc 1319	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟) ↔ (𝑤(abs ∘ − )0) < 𝑟))
94	87, 93	mpbid 221	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (𝑤(abs ∘ − )0) < 𝑟)
95	86, 94	eqbrtrd 4605	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((𝑥 + 𝑤)(abs ∘ − )𝑥) < 𝑟)
96		elbl3 22007	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 𝑟 ∈ ℝ^*) ∧ (𝑥 ∈ ℂ ∧ (𝑥 + 𝑤) ∈ ℂ)) → ((𝑥 + 𝑤) ∈ (𝑥(ball‘(abs ∘ − ))𝑟) ↔ ((𝑥 + 𝑤)(abs ∘ − )𝑥) < 𝑟))
97	88, 90, 63, 81, 96	syl22anc 1319	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((𝑥 + 𝑤) ∈ (𝑥(ball‘(abs ∘ − ))𝑟) ↔ ((𝑥 + 𝑤)(abs ∘ − )𝑥) < 𝑟))
98	95, 97	mpbird 246	. . . . . . . . . . . . . . . . . . 19 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (𝑥 + 𝑤) ∈ (𝑥(ball‘(abs ∘ − ))𝑟))
99		efadd 14663	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝑥 ∈ ℂ ∧ 𝑤 ∈ ℂ) → (exp‘(𝑥 + 𝑤)) = ((exp‘𝑥) · (exp‘𝑤)))
100	63, 70, 99	syl2anc 691	. . . . . . . . . . . . . . . . . . 19 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (exp‘(𝑥 + 𝑤)) = ((exp‘𝑥) · (exp‘𝑤)))
101		fveq2 6103	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝑦 = (𝑥 + 𝑤) → (exp‘𝑦) = (exp‘(𝑥 + 𝑤)))
102	101	eqeq1d 2612	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑦 = (𝑥 + 𝑤) → ((exp‘𝑦) = ((exp‘𝑥) · (exp‘𝑤)) ↔ (exp‘(𝑥 + 𝑤)) = ((exp‘𝑥) · (exp‘𝑤))))
103	102	rspcev 3282	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝑥 + 𝑤) ∈ (𝑥(ball‘(abs ∘ − ))𝑟) ∧ (exp‘(𝑥 + 𝑤)) = ((exp‘𝑥) · (exp‘𝑤))) → ∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = ((exp‘𝑥) · (exp‘𝑤)))
104	98, 100, 103	syl2anc 691	. . . . . . . . . . . . . . . . . 18 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = ((exp‘𝑥) · (exp‘𝑤)))
105		eqeq2 2621	. . . . . . . . . . . . . . . . . . 19 ⊢ (((exp‘𝑥) · (exp‘𝑤)) = 𝑧 → ((exp‘𝑦) = ((exp‘𝑥) · (exp‘𝑤)) ↔ (exp‘𝑦) = 𝑧))
106	105	rexbidv 3034	. . . . . . . . . . . . . . . . . 18 ⊢ (((exp‘𝑥) · (exp‘𝑤)) = 𝑧 → (∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = ((exp‘𝑥) · (exp‘𝑤)) ↔ ∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = 𝑧))
107	104, 106	syl5ibcom 234	. . . . . . . . . . . . . . . . 17 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → (((exp‘𝑥) · (exp‘𝑤)) = 𝑧 → ∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = 𝑧))
108	76, 107	sylbid 229	. . . . . . . . . . . . . . . 16 ⊢ (((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) ∧ 𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)) → ((exp‘𝑤) = (𝑧 / (exp‘𝑥)) → ∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = 𝑧))
109	108	rexlimdva 3013	. . . . . . . . . . . . . . 15 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → (∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = (𝑧 / (exp‘𝑥)) → ∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = 𝑧))
110	60, 109	impbid 201	. . . . . . . . . . . . . 14 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → (∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = 𝑧 ↔ ∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = (𝑧 / (exp‘𝑥))))
111		ffn 5958	. . . . . . . . . . . . . . . 16 ⊢ (exp:ℂ⟶ℂ → exp Fn ℂ)
112	14, 111	ax-mp 5	. . . . . . . . . . . . . . 15 ⊢ exp Fn ℂ
113		fvelimab 6163	. . . . . . . . . . . . . . 15 ⊢ ((exp Fn ℂ ∧ (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ ℂ) → (𝑧 ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ↔ ∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = 𝑧))
114	112, 24, 113	sylancr 694	. . . . . . . . . . . . . 14 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → (𝑧 ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ↔ ∃𝑦 ∈ (𝑥(ball‘(abs ∘ − ))𝑟)(exp‘𝑦) = 𝑧))
115		fvelimab 6163	. . . . . . . . . . . . . . 15 ⊢ ((exp Fn ℂ ∧ (0(ball‘(abs ∘ − ))𝑟) ⊆ ℂ) → ((𝑧 / (exp‘𝑥)) ∈ (exp “ (0(ball‘(abs ∘ − ))𝑟)) ↔ ∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = (𝑧 / (exp‘𝑥))))
116	112, 69, 115	sylancr 694	. . . . . . . . . . . . . 14 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → ((𝑧 / (exp‘𝑥)) ∈ (exp “ (0(ball‘(abs ∘ − ))𝑟)) ↔ ∃𝑤 ∈ (0(ball‘(abs ∘ − ))𝑟)(exp‘𝑤) = (𝑧 / (exp‘𝑥))))
117	110, 114, 116	3bitr4d 299	. . . . . . . . . . . . 13 ⊢ ((((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) ∧ 𝑧 ∈ ℂ) → (𝑧 ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ↔ (𝑧 / (exp‘𝑥)) ∈ (exp “ (0(ball‘(abs ∘ − ))𝑟))))
118	117	rabbi2dva 3783	. . . . . . . . . . . 12 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (ℂ ∩ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟))) = {𝑧 ∈ ℂ ∣ (𝑧 / (exp‘𝑥)) ∈ (exp “ (0(ball‘(abs ∘ − ))𝑟))})
119	19, 118	syl5eqr 2658	. . . . . . . . . . 11 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) = {𝑧 ∈ ℂ ∣ (𝑧 / (exp‘𝑥)) ∈ (exp “ (0(ball‘(abs ∘ − ))𝑟))})
120		eqid 2610	. . . . . . . . . . . 12 ⊢ (𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) = (𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥)))
121	120	mptpreima 5545	. . . . . . . . . . 11 ⊢ (^◡(𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) “ (exp “ (0(ball‘(abs ∘ − ))𝑟))) = {𝑧 ∈ ℂ ∣ (𝑧 / (exp‘𝑥)) ∈ (exp “ (0(ball‘(abs ∘ − ))𝑟))}
122	119, 121	syl6eqr 2662	. . . . . . . . . 10 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) = (^◡(𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) “ (exp “ (0(ball‘(abs ∘ − ))𝑟))))
123	64	ad2antrr 758	. . . . . . . . . . . . 13 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (exp‘𝑥) ∈ ℂ)
124	73	ad2antrr 758	. . . . . . . . . . . . 13 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (exp‘𝑥) ≠ 0)
125	120	divccncf 22517	. . . . . . . . . . . . 13 ⊢ (((exp‘𝑥) ∈ ℂ ∧ (exp‘𝑥) ≠ 0) → (𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) ∈ (ℂ–cn→ℂ))
126	123, 124, 125	syl2anc 691	. . . . . . . . . . . 12 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) ∈ (ℂ–cn→ℂ))
127	1	cncfcn1 22521	. . . . . . . . . . . 12 ⊢ (ℂ–cn→ℂ) = (𝐽 Cn 𝐽)
128	126, 127	syl6eleq 2698	. . . . . . . . . . 11 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) ∈ (𝐽 Cn 𝐽))
129	1	efopnlem2 24203	. . . . . . . . . . . 12 ⊢ ((𝑟 ∈ ℝ⁺ ∧ 𝑟 < π) → (exp “ (0(ball‘(abs ∘ − ))𝑟)) ∈ 𝐽)
130	129	adantll 746	. . . . . . . . . . 11 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (exp “ (0(ball‘(abs ∘ − ))𝑟)) ∈ 𝐽)
131		cnima 20879	. . . . . . . . . . 11 ⊢ (((𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) ∈ (𝐽 Cn 𝐽) ∧ (exp “ (0(ball‘(abs ∘ − ))𝑟)) ∈ 𝐽) → (^◡(𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) “ (exp “ (0(ball‘(abs ∘ − ))𝑟))) ∈ 𝐽)
132	128, 130, 131	syl2anc 691	. . . . . . . . . 10 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (^◡(𝑧 ∈ ℂ ↦ (𝑧 / (exp‘𝑥))) “ (exp “ (0(ball‘(abs ∘ − ))𝑟))) ∈ 𝐽)
133	122, 132	eqeltrd 2688	. . . . . . . . 9 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ∈ 𝐽)
134		blcntr 22028	. . . . . . . . . . . 12 ⊢ (((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ 𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) → 𝑥 ∈ (𝑥(ball‘(abs ∘ − ))𝑟))
135	6, 134	mp3an1 1403	. . . . . . . . . . 11 ⊢ ((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) → 𝑥 ∈ (𝑥(ball‘(abs ∘ − ))𝑟))
136		ffun 5961	. . . . . . . . . . . . 13 ⊢ (exp:ℂ⟶ℂ → Fun exp)
137	14, 136	ax-mp 5	. . . . . . . . . . . 12 ⊢ Fun exp
138	14	fdmi 5965	. . . . . . . . . . . . 13 ⊢ dom exp = ℂ
139	23, 138	syl6sseqr 3615	. . . . . . . . . . . 12 ⊢ ((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) → (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ dom exp)
140		funfvima2 6397	. . . . . . . . . . . 12 ⊢ ((Fun exp ∧ (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ dom exp) → (𝑥 ∈ (𝑥(ball‘(abs ∘ − ))𝑟) → (exp‘𝑥) ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟))))
141	137, 139, 140	sylancr 694	. . . . . . . . . . 11 ⊢ ((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) → (𝑥 ∈ (𝑥(ball‘(abs ∘ − ))𝑟) → (exp‘𝑥) ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟))))
142	135, 141	mpd 15	. . . . . . . . . 10 ⊢ ((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) → (exp‘𝑥) ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)))
143	142	adantr 480	. . . . . . . . 9 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → (exp‘𝑥) ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)))
144		eleq2 2677	. . . . . . . . . . . 12 ⊢ (𝑦 = (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) → ((exp‘𝑥) ∈ 𝑦 ↔ (exp‘𝑥) ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟))))
145		sseq1 3589	. . . . . . . . . . . 12 ⊢ (𝑦 = (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) → (𝑦 ⊆ (exp “ 𝑆) ↔ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ (exp “ 𝑆)))
146	144, 145	anbi12d 743	. . . . . . . . . . 11 ⊢ (𝑦 = (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) → (((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)) ↔ ((exp‘𝑥) ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ∧ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ (exp “ 𝑆))))
147	146	rspcev 3282	. . . . . . . . . 10 ⊢ (((exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ∈ 𝐽 ∧ ((exp‘𝑥) ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ∧ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ (exp “ 𝑆))) → ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)))
148	147	expr 641	. . . . . . . . 9 ⊢ (((exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ∈ 𝐽 ∧ (exp‘𝑥) ∈ (exp “ (𝑥(ball‘(abs ∘ − ))𝑟))) → ((exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ (exp “ 𝑆) → ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
149	133, 143, 148	syl2anc 691	. . . . . . . 8 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → ((exp “ (𝑥(ball‘(abs ∘ − ))𝑟)) ⊆ (exp “ 𝑆) → ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
150	12, 149	syl5 33	. . . . . . 7 ⊢ (((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) ∧ 𝑟 < π) → ((𝑥(ball‘(abs ∘ − ))𝑟) ⊆ 𝑆 → ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
151	150	expimpd 627	. . . . . 6 ⊢ ((𝑥 ∈ ℂ ∧ 𝑟 ∈ ℝ⁺) → ((𝑟 < π ∧ (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ 𝑆) → ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
152	151	rexlimdva 3013	. . . . 5 ⊢ (𝑥 ∈ ℂ → (∃𝑟 ∈ ℝ⁺ (𝑟 < π ∧ (𝑥(ball‘(abs ∘ − ))𝑟) ⊆ 𝑆) → ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
153	5, 11, 152	sylc 63	. . . 4 ⊢ ((𝑆 ∈ 𝐽 ∧ 𝑥 ∈ 𝑆) → ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)))
154	153	ralrimiva 2949	. . 3 ⊢ (𝑆 ∈ 𝐽 → ∀𝑥 ∈ 𝑆 ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)))
155		eleq1 2676	. . . . . . 7 ⊢ (𝑧 = (exp‘𝑥) → (𝑧 ∈ 𝑦 ↔ (exp‘𝑥) ∈ 𝑦))
156	155	anbi1d 737	. . . . . 6 ⊢ (𝑧 = (exp‘𝑥) → ((𝑧 ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)) ↔ ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
157	156	rexbidv 3034	. . . . 5 ⊢ (𝑧 = (exp‘𝑥) → (∃𝑦 ∈ 𝐽 (𝑧 ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)) ↔ ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
158	157	ralima 6402	. . . 4 ⊢ ((exp Fn ℂ ∧ 𝑆 ⊆ ℂ) → (∀𝑧 ∈ (exp “ 𝑆)∃𝑦 ∈ 𝐽 (𝑧 ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)) ↔ ∀𝑥 ∈ 𝑆 ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
159	112, 4, 158	sylancr 694	. . 3 ⊢ (𝑆 ∈ 𝐽 → (∀𝑧 ∈ (exp “ 𝑆)∃𝑦 ∈ 𝐽 (𝑧 ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)) ↔ ∀𝑥 ∈ 𝑆 ∃𝑦 ∈ 𝐽 ((exp‘𝑥) ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
160	154, 159	mpbird 246	. 2 ⊢ (𝑆 ∈ 𝐽 → ∀𝑧 ∈ (exp “ 𝑆)∃𝑦 ∈ 𝐽 (𝑧 ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)))
161	1	cnfldtop 22397	. . 3 ⊢ 𝐽 ∈ Top
162		eltop2 20590	. . 3 ⊢ (𝐽 ∈ Top → ((exp “ 𝑆) ∈ 𝐽 ↔ ∀𝑧 ∈ (exp “ 𝑆)∃𝑦 ∈ 𝐽 (𝑧 ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆))))
163	161, 162	ax-mp 5	. 2 ⊢ ((exp “ 𝑆) ∈ 𝐽 ↔ ∀𝑧 ∈ (exp “ 𝑆)∃𝑦 ∈ 𝐽 (𝑧 ∈ 𝑦 ∧ 𝑦 ⊆ (exp “ 𝑆)))
164	160, 163	sylibr 223	1 ⊢ (𝑆 ∈ 𝐽 → (exp “ 𝑆) ∈ 𝐽)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 195 ∧ wa 383 ∧ w3a 1031 = wceq 1475 ∈ wcel 1977 ≠ wne 2780 ∀wral 2896 ∃wrex 2897 {crab 2900 ∩ cin 3539 ⊆ wss 3540 class class class wbr 4583 ↦ cmpt 4643 ^◡ccnv 5037 dom cdm 5038 ran crn 5039 “ cima 5041 ∘ ccom 5042 Fun wfun 5798 Fn wfn 5799 ⟶wf 5800 ‘cfv 5804 (class class class)co 6549 ℂcc 9813 0cc0 9815 + caddc 9818 · cmul 9820 ℝ^*cxr 9952 < clt 9953 − cmin 10145 / cdiv 10563 ℝ⁺crp 11708 abscabs 13822 expce 14631 πcpi 14636 TopOpenctopn 15905 ∞Metcxmt 19552 ballcbl 19554 ℂ_fldccnfld 19567 Topctop 20517 TopOnctopon 20518 Cn ccn 20838 –cn→ccncf 22487

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-map 7746 df-pm 7747 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-ioc 12051 df-ico 12052 df-icc 12053 df-fz 12198 df-fzo 12335 df-fl 12455 df-mod 12531 df-seq 12664 df-exp 12723 df-fac 12923 df-bc 12952 df-hash 12980 df-shft 13655 df-cj 13687 df-re 13688 df-im 13689 df-sqrt 13823 df-abs 13824 df-limsup 14050 df-clim 14067 df-rlim 14068 df-sum 14265 df-ef 14637 df-sin 14639 df-cos 14640 df-tan 14641 df-pi 14642 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-fbas 19564 df-fg 19565 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-lp 20750 df-perf 20751 df-cn 20841 df-cnp 20842 df-haus 20929 df-cmp 21000 df-tx 21175 df-hmeo 21368 df-fil 21460 df-fm 21552 df-flim 21553 df-flf 21554 df-xms 21935 df-ms 21936 df-tms 21937 df-cncf 22489 df-limc 23436 df-dv 23437 df-log 24107

This theorem is referenced by: (None)

W3C validator