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Theorem nlmvscn 24573

Description: The scalar multiplication of a normed module is continuous. Lemma for nrgtrg 24576 and nlmtlm 24580. (Contributed by Mario Carneiro, 4-Oct-2015.)

**Hypotheses**
Ref	Expression
nlmvscn.f	⊢ 𝐹 = (Scalar‘𝑊)
nlmvscn.sf	⊢ · = ( ·_sf ‘𝑊)
nlmvscn.j	⊢ 𝐽 = (TopOpen‘𝑊)
nlmvscn.kf	⊢ 𝐾 = (TopOpen‘𝐹)

**Assertion**
Ref	Expression
nlmvscn	⊢ (𝑊 ∈ NrmMod → · ∈ ((𝐾 ×_t 𝐽) Cn 𝐽))

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

Step	Hyp	Ref	Expression
1		nlmlmod 24564	. . . 4 ⊢ (𝑊 ∈ NrmMod → 𝑊 ∈ LMod)
2		eqid 2729	. . . . 5 ⊢ (Base‘𝑊) = (Base‘𝑊)
3		nlmvscn.f	. . . . 5 ⊢ 𝐹 = (Scalar‘𝑊)
4		eqid 2729	. . . . 5 ⊢ (Base‘𝐹) = (Base‘𝐹)
5		nlmvscn.sf	. . . . 5 ⊢ · = ( ·_sf ‘𝑊)
6	2, 3, 4, 5	lmodscaf 20787	. . . 4 ⊢ (𝑊 ∈ LMod → · :((Base‘𝐹) × (Base‘𝑊))⟶(Base‘𝑊))
7	1, 6	syl 17	. . 3 ⊢ (𝑊 ∈ NrmMod → · :((Base‘𝐹) × (Base‘𝑊))⟶(Base‘𝑊))
8		eqid 2729	. . . . . . 7 ⊢ (dist‘𝑊) = (dist‘𝑊)
9		eqid 2729	. . . . . . 7 ⊢ (dist‘𝐹) = (dist‘𝐹)
10		eqid 2729	. . . . . . 7 ⊢ (norm‘𝑊) = (norm‘𝑊)
11		eqid 2729	. . . . . . 7 ⊢ (norm‘𝐹) = (norm‘𝐹)
12		eqid 2729	. . . . . . 7 ⊢ ( ·_𝑠 ‘𝑊) = ( ·_𝑠 ‘𝑊)
13		eqid 2729	. . . . . . 7 ⊢ ((𝑟 / 2) / (((norm‘𝐹)‘𝑥) + 1)) = ((𝑟 / 2) / (((norm‘𝐹)‘𝑥) + 1))
14		eqid 2729	. . . . . . 7 ⊢ ((𝑟 / 2) / (((norm‘𝑊)‘𝑦) + ((𝑟 / 2) / (((norm‘𝐹)‘𝑥) + 1)))) = ((𝑟 / 2) / (((norm‘𝑊)‘𝑦) + ((𝑟 / 2) / (((norm‘𝐹)‘𝑥) + 1))))
15		simpll 766	. . . . . . 7 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ 𝑟 ∈ ℝ⁺) → 𝑊 ∈ NrmMod)
16		simpr 484	. . . . . . 7 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ 𝑟 ∈ ℝ⁺) → 𝑟 ∈ ℝ⁺)
17		simplrl 776	. . . . . . 7 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ 𝑟 ∈ ℝ⁺) → 𝑥 ∈ (Base‘𝐹))
18		simplrr 777	. . . . . . 7 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ 𝑟 ∈ ℝ⁺) → 𝑦 ∈ (Base‘𝑊))
19	3, 2, 4, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18	nlmvscnlem1 24572	. . . . . 6 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ 𝑟 ∈ ℝ⁺) → ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥(dist‘𝐹)𝑧) < 𝑠 ∧ (𝑦(dist‘𝑊)𝑤) < 𝑠) → ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)) < 𝑟))
20	19	ralrimiva 3121	. . . . 5 ⊢ ((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) → ∀𝑟 ∈ ℝ⁺ ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥(dist‘𝐹)𝑧) < 𝑠 ∧ (𝑦(dist‘𝑊)𝑤) < 𝑠) → ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)) < 𝑟))
21		simplrl 776	. . . . . . . . . . . 12 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → 𝑥 ∈ (Base‘𝐹))
22		simprl 770	. . . . . . . . . . . 12 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → 𝑧 ∈ (Base‘𝐹))
23	21, 22	ovresd 7516	. . . . . . . . . . 11 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → (𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) = (𝑥(dist‘𝐹)𝑧))
24	23	breq1d 5102	. . . . . . . . . 10 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → ((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ↔ (𝑥(dist‘𝐹)𝑧) < 𝑠))
25		simplrr 777	. . . . . . . . . . . 12 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → 𝑦 ∈ (Base‘𝑊))
26		simprr 772	. . . . . . . . . . . 12 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → 𝑤 ∈ (Base‘𝑊))
27	25, 26	ovresd 7516	. . . . . . . . . . 11 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) = (𝑦(dist‘𝑊)𝑤))
28	27	breq1d 5102	. . . . . . . . . 10 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → ((𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠 ↔ (𝑦(dist‘𝑊)𝑤) < 𝑠))
29	24, 28	anbi12d 632	. . . . . . . . 9 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → (((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) ↔ ((𝑥(dist‘𝐹)𝑧) < 𝑠 ∧ (𝑦(dist‘𝑊)𝑤) < 𝑠)))
30	2, 3, 4, 5, 12	scafval 20784	. . . . . . . . . . . . 13 ⊢ ((𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊)) → (𝑥 · 𝑦) = (𝑥( ·_𝑠 ‘𝑊)𝑦))
31	30	ad2antlr 727	. . . . . . . . . . . 12 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → (𝑥 · 𝑦) = (𝑥( ·_𝑠 ‘𝑊)𝑦))
32	2, 3, 4, 5, 12	scafval 20784	. . . . . . . . . . . . 13 ⊢ ((𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊)) → (𝑧 · 𝑤) = (𝑧( ·_𝑠 ‘𝑊)𝑤))
33	32	adantl 481	. . . . . . . . . . . 12 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → (𝑧 · 𝑤) = (𝑧( ·_𝑠 ‘𝑊)𝑤))
34	31, 33	oveq12d 7367	. . . . . . . . . . 11 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) = ((𝑥( ·_𝑠 ‘𝑊)𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧( ·_𝑠 ‘𝑊)𝑤)))
35	1	ad2antrr 726	. . . . . . . . . . . . 13 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → 𝑊 ∈ LMod)
36	2, 3, 12, 4	lmodvscl 20781	. . . . . . . . . . . . 13 ⊢ ((𝑊 ∈ LMod ∧ 𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊)) → (𝑥( ·_𝑠 ‘𝑊)𝑦) ∈ (Base‘𝑊))
37	35, 21, 25, 36	syl3anc 1373	. . . . . . . . . . . 12 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → (𝑥( ·_𝑠 ‘𝑊)𝑦) ∈ (Base‘𝑊))
38	2, 3, 12, 4	lmodvscl 20781	. . . . . . . . . . . . 13 ⊢ ((𝑊 ∈ LMod ∧ 𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊)) → (𝑧( ·_𝑠 ‘𝑊)𝑤) ∈ (Base‘𝑊))
39	35, 22, 26, 38	syl3anc 1373	. . . . . . . . . . . 12 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → (𝑧( ·_𝑠 ‘𝑊)𝑤) ∈ (Base‘𝑊))
40	37, 39	ovresd 7516	. . . . . . . . . . 11 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → ((𝑥( ·_𝑠 ‘𝑊)𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧( ·_𝑠 ‘𝑊)𝑤)) = ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)))
41	34, 40	eqtrd 2764	. . . . . . . . . 10 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) = ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)))
42	41	breq1d 5102	. . . . . . . . 9 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → (((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟 ↔ ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)) < 𝑟))
43	29, 42	imbi12d 344	. . . . . . . 8 ⊢ (((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) ∧ (𝑧 ∈ (Base‘𝐹) ∧ 𝑤 ∈ (Base‘𝑊))) → ((((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟) ↔ (((𝑥(dist‘𝐹)𝑧) < 𝑠 ∧ (𝑦(dist‘𝑊)𝑤) < 𝑠) → ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)) < 𝑟)))
44	43	2ralbidva 3191	. . . . . . 7 ⊢ ((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) → (∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟) ↔ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥(dist‘𝐹)𝑧) < 𝑠 ∧ (𝑦(dist‘𝑊)𝑤) < 𝑠) → ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)) < 𝑟)))
45	44	rexbidv 3153	. . . . . 6 ⊢ ((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) → (∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟) ↔ ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥(dist‘𝐹)𝑧) < 𝑠 ∧ (𝑦(dist‘𝑊)𝑤) < 𝑠) → ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)) < 𝑟)))
46	45	ralbidv 3152	. . . . 5 ⊢ ((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) → (∀𝑟 ∈ ℝ⁺ ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟) ↔ ∀𝑟 ∈ ℝ⁺ ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥(dist‘𝐹)𝑧) < 𝑠 ∧ (𝑦(dist‘𝑊)𝑤) < 𝑠) → ((𝑥( ·_𝑠 ‘𝑊)𝑦)(dist‘𝑊)(𝑧( ·_𝑠 ‘𝑊)𝑤)) < 𝑟)))
47	20, 46	mpbird 257	. . . 4 ⊢ ((𝑊 ∈ NrmMod ∧ (𝑥 ∈ (Base‘𝐹) ∧ 𝑦 ∈ (Base‘𝑊))) → ∀𝑟 ∈ ℝ⁺ ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟))
48	47	ralrimivva 3172	. . 3 ⊢ (𝑊 ∈ NrmMod → ∀𝑥 ∈ (Base‘𝐹)∀𝑦 ∈ (Base‘𝑊)∀𝑟 ∈ ℝ⁺ ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟))
49	3	nlmngp2 24566	. . . . . 6 ⊢ (𝑊 ∈ NrmMod → 𝐹 ∈ NrmGrp)
50		ngpms 24486	. . . . . 6 ⊢ (𝐹 ∈ NrmGrp → 𝐹 ∈ MetSp)
51	49, 50	syl 17	. . . . 5 ⊢ (𝑊 ∈ NrmMod → 𝐹 ∈ MetSp)
52		msxms 24340	. . . . 5 ⊢ (𝐹 ∈ MetSp → 𝐹 ∈ ∞MetSp)
53		eqid 2729	. . . . . 6 ⊢ ((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹))) = ((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))
54	4, 53	xmsxmet 24342	. . . . 5 ⊢ (𝐹 ∈ ∞MetSp → ((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹))) ∈ (∞Met‘(Base‘𝐹)))
55	51, 52, 54	3syl 18	. . . 4 ⊢ (𝑊 ∈ NrmMod → ((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹))) ∈ (∞Met‘(Base‘𝐹)))
56		nlmngp 24563	. . . . . 6 ⊢ (𝑊 ∈ NrmMod → 𝑊 ∈ NrmGrp)
57		ngpms 24486	. . . . . 6 ⊢ (𝑊 ∈ NrmGrp → 𝑊 ∈ MetSp)
58	56, 57	syl 17	. . . . 5 ⊢ (𝑊 ∈ NrmMod → 𝑊 ∈ MetSp)
59		msxms 24340	. . . . 5 ⊢ (𝑊 ∈ MetSp → 𝑊 ∈ ∞MetSp)
60		eqid 2729	. . . . . 6 ⊢ ((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))) = ((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))
61	2, 60	xmsxmet 24342	. . . . 5 ⊢ (𝑊 ∈ ∞MetSp → ((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))) ∈ (∞Met‘(Base‘𝑊)))
62	58, 59, 61	3syl 18	. . . 4 ⊢ (𝑊 ∈ NrmMod → ((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))) ∈ (∞Met‘(Base‘𝑊)))
63		eqid 2729	. . . . 5 ⊢ (MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))) = (MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹))))
64		eqid 2729	. . . . 5 ⊢ (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))) = (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))
65	63, 64, 64	txmetcn 24434	. . . 4 ⊢ ((((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹))) ∈ (∞Met‘(Base‘𝐹)) ∧ ((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))) ∈ (∞Met‘(Base‘𝑊)) ∧ ((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))) ∈ (∞Met‘(Base‘𝑊))) → ( · ∈ (((MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))) ×_t (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))) Cn (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))) ↔ ( · :((Base‘𝐹) × (Base‘𝑊))⟶(Base‘𝑊) ∧ ∀𝑥 ∈ (Base‘𝐹)∀𝑦 ∈ (Base‘𝑊)∀𝑟 ∈ ℝ⁺ ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟))))
66	55, 62, 62, 65	syl3anc 1373	. . 3 ⊢ (𝑊 ∈ NrmMod → ( · ∈ (((MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))) ×_t (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))) Cn (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))) ↔ ( · :((Base‘𝐹) × (Base‘𝑊))⟶(Base‘𝑊) ∧ ∀𝑥 ∈ (Base‘𝐹)∀𝑦 ∈ (Base‘𝑊)∀𝑟 ∈ ℝ⁺ ∃𝑠 ∈ ℝ⁺ ∀𝑧 ∈ (Base‘𝐹)∀𝑤 ∈ (Base‘𝑊)(((𝑥((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))𝑧) < 𝑠 ∧ (𝑦((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))𝑤) < 𝑠) → ((𝑥 · 𝑦)((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))(𝑧 · 𝑤)) < 𝑟))))
67	7, 48, 66	mpbir2and 713	. 2 ⊢ (𝑊 ∈ NrmMod → · ∈ (((MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))) ×_t (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))) Cn (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))))
68		nlmvscn.kf	. . . . . 6 ⊢ 𝐾 = (TopOpen‘𝐹)
69	68, 4, 53	mstopn 24338	. . . . 5 ⊢ (𝐹 ∈ MetSp → 𝐾 = (MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))))
70	51, 69	syl 17	. . . 4 ⊢ (𝑊 ∈ NrmMod → 𝐾 = (MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))))
71		nlmvscn.j	. . . . . 6 ⊢ 𝐽 = (TopOpen‘𝑊)
72	71, 2, 60	mstopn 24338	. . . . 5 ⊢ (𝑊 ∈ MetSp → 𝐽 = (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))))
73	58, 72	syl 17	. . . 4 ⊢ (𝑊 ∈ NrmMod → 𝐽 = (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊)))))
74	70, 73	oveq12d 7367	. . 3 ⊢ (𝑊 ∈ NrmMod → (𝐾 ×_t 𝐽) = ((MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))) ×_t (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))))
75	74, 73	oveq12d 7367	. 2 ⊢ (𝑊 ∈ NrmMod → ((𝐾 ×_t 𝐽) Cn 𝐽) = (((MetOpen‘((dist‘𝐹) ↾ ((Base‘𝐹) × (Base‘𝐹)))) ×_t (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))) Cn (MetOpen‘((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))))))
76	67, 75	eleqtrrd 2831	1 ⊢ (𝑊 ∈ NrmMod → · ∈ ((𝐾 ×_t 𝐽) Cn 𝐽))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ∀wral 3044 ∃wrex 3053 class class class wbr 5092 × cxp 5617 ↾ cres 5621 ⟶wf 6478 ‘cfv 6482 (class class class)co 7349 1c1 11010 + caddc 11012 < clt 11149 / cdiv 11777 2c2 12183 ℝ⁺crp 12893 Basecbs 17120 Scalarcsca 17164 ·_𝑠 cvsca 17165 distcds 17170 TopOpenctopn 17325 LModclmod 20763 ·_sf cscaf 20764 ∞Metcxmet 21246 MetOpencmopn 21251 Cn ccn 23109 ×_t ctx 23445 ∞MetSpcxms 24203 MetSpcms 24204 normcnm 24462 NrmGrpcngp 24463 NrmModcnlm 24466

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5218 ax-sep 5235 ax-nul 5245 ax-pow 5304 ax-pr 5371 ax-un 7671 ax-cnex 11065 ax-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086 ax-pre-sup 11087

This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3343 df-reu 3344 df-rab 3395 df-v 3438 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-tp 4582 df-op 4584 df-uni 4859 df-int 4897 df-iun 4943 df-iin 4944 df-br 5093 df-opab 5155 df-mpt 5174 df-tr 5200 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-se 5573 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6249 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 df-iota 6438 df-fun 6484 df-fn 6485 df-f 6486 df-f1 6487 df-fo 6488 df-f1o 6489 df-fv 6490 df-isom 6491 df-riota 7306 df-ov 7352 df-oprab 7353 df-mpo 7354 df-of 7613 df-om 7800 df-1st 7924 df-2nd 7925 df-supp 8094 df-frecs 8214 df-wrecs 8245 df-recs 8294 df-rdg 8332 df-1o 8388 df-2o 8389 df-er 8625 df-map 8755 df-ixp 8825 df-en 8873 df-dom 8874 df-sdom 8875 df-fin 8876 df-fsupp 9252 df-fi 9301 df-sup 9332 df-inf 9333 df-oi 9402 df-card 9835 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-div 11778 df-nn 12129 df-2 12191 df-3 12192 df-4 12193 df-5 12194 df-6 12195 df-7 12196 df-8 12197 df-9 12198 df-n0 12385 df-z 12472 df-dec 12592 df-uz 12736 df-q 12850 df-rp 12894 df-xneg 13014 df-xadd 13015 df-xmul 13016 df-icc 13255 df-fz 13411 df-fzo 13558 df-seq 13909 df-exp 13969 df-hash 14238 df-cj 15006 df-re 15007 df-im 15008 df-sqrt 15142 df-abs 15143 df-struct 17058 df-sets 17075 df-slot 17093 df-ndx 17105 df-base 17121 df-ress 17142 df-plusg 17174 df-mulr 17175 df-sca 17177 df-vsca 17178 df-ip 17179 df-tset 17180 df-ple 17181 df-ds 17183 df-hom 17185 df-cco 17186 df-rest 17326 df-topn 17327 df-0g 17345 df-gsum 17346 df-topgen 17347 df-pt 17348 df-prds 17351 df-xrs 17406 df-qtop 17411 df-imas 17412 df-xps 17414 df-mre 17488 df-mrc 17489 df-acs 17491 df-mgm 18514 df-sgrp 18593 df-mnd 18609 df-submnd 18658 df-grp 18815 df-minusg 18816 df-sbg 18817 df-mulg 18947 df-cntz 19196 df-cmn 19661 df-abl 19662 df-mgp 20026 df-rng 20038 df-ur 20067 df-ring 20120 df-lmod 20765 df-scaf 20766 df-psmet 21253 df-xmet 21254 df-met 21255 df-bl 21256 df-mopn 21257 df-top 22779 df-topon 22796 df-topsp 22818 df-bases 22831 df-cn 23112 df-cnp 23113 df-tx 23447 df-hmeo 23640 df-xms 24206 df-ms 24207 df-tms 24208 df-nm 24468 df-ngp 24469 df-nrg 24471 df-nlm 24472

This theorem is referenced by: nrgtrg 24576 nlmtlm 24580

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