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Theorem minveclem7 24952

Description: Lemma for minvec 24953. Since any two minimal points are distance zero away from each other, the minimal point is unique. (Contributed by Mario Carneiro, 9-May-2014.) (Revised by Mario Carneiro, 15-Oct-2015.)

**Hypotheses**
Ref	Expression
minvec.x	⊢ 𝑋 = (Base‘𝑈)
minvec.m	⊢ − = (-_g‘𝑈)
minvec.n	⊢ 𝑁 = (norm‘𝑈)
minvec.u	⊢ (𝜑 → 𝑈 ∈ ℂPreHil)
minvec.y	⊢ (𝜑 → 𝑌 ∈ (LSubSp‘𝑈))
minvec.w	⊢ (𝜑 → (𝑈 ↾_s 𝑌) ∈ CMetSp)
minvec.a	⊢ (𝜑 → 𝐴 ∈ 𝑋)
minvec.j	⊢ 𝐽 = (TopOpen‘𝑈)
minvec.r	⊢ 𝑅 = ran (𝑦 ∈ 𝑌 ↦ (𝑁‘(𝐴 − 𝑦)))
minvec.s	⊢ 𝑆 = inf(𝑅, ℝ, < )
minvec.d	⊢ 𝐷 = ((dist‘𝑈) ↾ (𝑋 × 𝑋))

**Assertion**
Ref	Expression
minveclem7	⊢ (𝜑 → ∃!𝑥 ∈ 𝑌 ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))

Distinct variable groups: 𝑥,𝑦, − 𝑥,𝐴,𝑦 𝑥,𝐽,𝑦 𝑥,𝑁,𝑦 𝜑,𝑥,𝑦 𝑥,𝑅,𝑦 𝑥,𝑈,𝑦 𝑥,𝑋,𝑦 𝑥,𝑌,𝑦 𝑥,𝐷,𝑦 𝑥,𝑆,𝑦

Proof of Theorem minveclem7 Dummy variable 𝑤 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		minvec.x	. . 3 ⊢ 𝑋 = (Base‘𝑈)
2		minvec.m	. . 3 ⊢ − = (-_g‘𝑈)
3		minvec.n	. . 3 ⊢ 𝑁 = (norm‘𝑈)
4		minvec.u	. . 3 ⊢ (𝜑 → 𝑈 ∈ ℂPreHil)
5		minvec.y	. . 3 ⊢ (𝜑 → 𝑌 ∈ (LSubSp‘𝑈))
6		minvec.w	. . 3 ⊢ (𝜑 → (𝑈 ↾_s 𝑌) ∈ CMetSp)
7		minvec.a	. . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑋)
8		minvec.j	. . 3 ⊢ 𝐽 = (TopOpen‘𝑈)
9		minvec.r	. . 3 ⊢ 𝑅 = ran (𝑦 ∈ 𝑌 ↦ (𝑁‘(𝐴 − 𝑦)))
10		minvec.s	. . 3 ⊢ 𝑆 = inf(𝑅, ℝ, < )
11		minvec.d	. . 3 ⊢ 𝐷 = ((dist‘𝑈) ↾ (𝑋 × 𝑋))
12	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11	minveclem5 24950	. 2 ⊢ (𝜑 → ∃𝑥 ∈ 𝑌 ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))
13	4	ad2antrr 725	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → 𝑈 ∈ ℂPreHil)
14	5	ad2antrr 725	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → 𝑌 ∈ (LSubSp‘𝑈))
15	6	ad2antrr 725	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → (𝑈 ↾_s 𝑌) ∈ CMetSp)
16	7	ad2antrr 725	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → 𝐴 ∈ 𝑋)
17		0re 11216	. . . . . . 7 ⊢ 0 ∈ ℝ
18	17	a1i 11	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → 0 ∈ ℝ)
19		0le0 12313	. . . . . . 7 ⊢ 0 ≤ 0
20	19	a1i 11	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → 0 ≤ 0)
21		simplrl 776	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → 𝑥 ∈ 𝑌)
22		simplrr 777	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → 𝑤 ∈ 𝑌)
23		simprl 770	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → ((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0))
24		simprr 772	. . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))
25	1, 2, 3, 13, 14, 15, 16, 8, 9, 10, 11, 18, 20, 21, 22, 23, 24	minveclem2 24943	. . . . 5 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) ∧ (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0))) → ((𝑥𝐷𝑤)↑2) ≤ (4 · 0))
26	25	ex 414	. . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → ((((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0)) → ((𝑥𝐷𝑤)↑2) ≤ (4 · 0)))
27	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11	minveclem6 24951	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑌) → (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ↔ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦))))
28	27	adantrr 716	. . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ↔ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦))))
29	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11	minveclem6 24951	. . . . . 6 ⊢ ((𝜑 ∧ 𝑤 ∈ 𝑌) → (((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0) ↔ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑤)) ≤ (𝑁‘(𝐴 − 𝑦))))
30	29	adantrl 715	. . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0) ↔ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑤)) ≤ (𝑁‘(𝐴 − 𝑦))))
31	28, 30	anbi12d 632	. . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → ((((𝐴𝐷𝑥)↑2) ≤ ((𝑆↑2) + 0) ∧ ((𝐴𝐷𝑤)↑2) ≤ ((𝑆↑2) + 0)) ↔ (∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ∧ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑤)) ≤ (𝑁‘(𝐴 − 𝑦)))))
32		4cn 12297	. . . . . . 7 ⊢ 4 ∈ ℂ
33	32	mul01i 11404	. . . . . 6 ⊢ (4 · 0) = 0
34	33	breq2i 5157	. . . . 5 ⊢ (((𝑥𝐷𝑤)↑2) ≤ (4 · 0) ↔ ((𝑥𝐷𝑤)↑2) ≤ 0)
35		cphngp 24690	. . . . . . . . . . . 12 ⊢ (𝑈 ∈ ℂPreHil → 𝑈 ∈ NrmGrp)
36		ngpms 24109	. . . . . . . . . . . 12 ⊢ (𝑈 ∈ NrmGrp → 𝑈 ∈ MetSp)
37	4, 35, 36	3syl 18	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑈 ∈ MetSp)
38	37	adantr 482	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → 𝑈 ∈ MetSp)
39	1, 11	msmet 23963	. . . . . . . . . 10 ⊢ (𝑈 ∈ MetSp → 𝐷 ∈ (Met‘𝑋))
40	38, 39	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → 𝐷 ∈ (Met‘𝑋))
41		eqid 2733	. . . . . . . . . . . . 13 ⊢ (LSubSp‘𝑈) = (LSubSp‘𝑈)
42	1, 41	lssss 20547	. . . . . . . . . . . 12 ⊢ (𝑌 ∈ (LSubSp‘𝑈) → 𝑌 ⊆ 𝑋)
43	5, 42	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑌 ⊆ 𝑋)
44	43	adantr 482	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → 𝑌 ⊆ 𝑋)
45		simprl 770	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → 𝑥 ∈ 𝑌)
46	44, 45	sseldd 3984	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → 𝑥 ∈ 𝑋)
47		simprr 772	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → 𝑤 ∈ 𝑌)
48	44, 47	sseldd 3984	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → 𝑤 ∈ 𝑋)
49		metcl 23838	. . . . . . . . 9 ⊢ ((𝐷 ∈ (Met‘𝑋) ∧ 𝑥 ∈ 𝑋 ∧ 𝑤 ∈ 𝑋) → (𝑥𝐷𝑤) ∈ ℝ)
50	40, 46, 48, 49	syl3anc 1372	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (𝑥𝐷𝑤) ∈ ℝ)
51	50	sqge0d 14102	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → 0 ≤ ((𝑥𝐷𝑤)↑2))
52	51	biantrud 533	. . . . . 6 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (((𝑥𝐷𝑤)↑2) ≤ 0 ↔ (((𝑥𝐷𝑤)↑2) ≤ 0 ∧ 0 ≤ ((𝑥𝐷𝑤)↑2))))
53	50	resqcld 14090	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → ((𝑥𝐷𝑤)↑2) ∈ ℝ)
54		letri3 11299	. . . . . . 7 ⊢ ((((𝑥𝐷𝑤)↑2) ∈ ℝ ∧ 0 ∈ ℝ) → (((𝑥𝐷𝑤)↑2) = 0 ↔ (((𝑥𝐷𝑤)↑2) ≤ 0 ∧ 0 ≤ ((𝑥𝐷𝑤)↑2))))
55	53, 17, 54	sylancl 587	. . . . . 6 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (((𝑥𝐷𝑤)↑2) = 0 ↔ (((𝑥𝐷𝑤)↑2) ≤ 0 ∧ 0 ≤ ((𝑥𝐷𝑤)↑2))))
56	50	recnd 11242	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (𝑥𝐷𝑤) ∈ ℂ)
57		sqeq0 14085	. . . . . . . 8 ⊢ ((𝑥𝐷𝑤) ∈ ℂ → (((𝑥𝐷𝑤)↑2) = 0 ↔ (𝑥𝐷𝑤) = 0))
58	56, 57	syl 17	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (((𝑥𝐷𝑤)↑2) = 0 ↔ (𝑥𝐷𝑤) = 0))
59		meteq0 23845	. . . . . . . 8 ⊢ ((𝐷 ∈ (Met‘𝑋) ∧ 𝑥 ∈ 𝑋 ∧ 𝑤 ∈ 𝑋) → ((𝑥𝐷𝑤) = 0 ↔ 𝑥 = 𝑤))
60	40, 46, 48, 59	syl3anc 1372	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → ((𝑥𝐷𝑤) = 0 ↔ 𝑥 = 𝑤))
61	58, 60	bitrd 279	. . . . . 6 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (((𝑥𝐷𝑤)↑2) = 0 ↔ 𝑥 = 𝑤))
62	52, 55, 61	3bitr2d 307	. . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (((𝑥𝐷𝑤)↑2) ≤ 0 ↔ 𝑥 = 𝑤))
63	34, 62	bitrid 283	. . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → (((𝑥𝐷𝑤)↑2) ≤ (4 · 0) ↔ 𝑥 = 𝑤))
64	26, 31, 63	3imtr3d 293	. . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑌 ∧ 𝑤 ∈ 𝑌)) → ((∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ∧ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑤)) ≤ (𝑁‘(𝐴 − 𝑦))) → 𝑥 = 𝑤))
65	64	ralrimivva 3201	. 2 ⊢ (𝜑 → ∀𝑥 ∈ 𝑌 ∀𝑤 ∈ 𝑌 ((∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ∧ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑤)) ≤ (𝑁‘(𝐴 − 𝑦))) → 𝑥 = 𝑤))
66		oveq2 7417	. . . . . 6 ⊢ (𝑥 = 𝑤 → (𝐴 − 𝑥) = (𝐴 − 𝑤))
67	66	fveq2d 6896	. . . . 5 ⊢ (𝑥 = 𝑤 → (𝑁‘(𝐴 − 𝑥)) = (𝑁‘(𝐴 − 𝑤)))
68	67	breq1d 5159	. . . 4 ⊢ (𝑥 = 𝑤 → ((𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ↔ (𝑁‘(𝐴 − 𝑤)) ≤ (𝑁‘(𝐴 − 𝑦))))
69	68	ralbidv 3178	. . 3 ⊢ (𝑥 = 𝑤 → (∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ↔ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑤)) ≤ (𝑁‘(𝐴 − 𝑦))))
70	69	reu4 3728	. 2 ⊢ (∃!𝑥 ∈ 𝑌 ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ↔ (∃𝑥 ∈ 𝑌 ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ∧ ∀𝑥 ∈ 𝑌 ∀𝑤 ∈ 𝑌 ((∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)) ∧ ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑤)) ≤ (𝑁‘(𝐴 − 𝑦))) → 𝑥 = 𝑤)))
71	12, 65, 70	sylanbrc 584	1 ⊢ (𝜑 → ∃!𝑥 ∈ 𝑌 ∀𝑦 ∈ 𝑌 (𝑁‘(𝐴 − 𝑥)) ≤ (𝑁‘(𝐴 − 𝑦)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 205 ∧ wa 397 = wceq 1542 ∈ wcel 2107 ∀wral 3062 ∃wrex 3071 ∃!wreu 3375 ⊆ wss 3949 class class class wbr 5149 ↦ cmpt 5232 × cxp 5675 ran crn 5678 ↾ cres 5679 ‘cfv 6544 (class class class)co 7409 infcinf 9436 ℂcc 11108 ℝcr 11109 0cc0 11110 + caddc 11113 · cmul 11115 < clt 11248 ≤ cle 11249 2c2 12267 4c4 12269 ↑cexp 14027 Basecbs 17144 ↾_s cress 17173 distcds 17206 TopOpenctopn 17367 -_gcsg 18821 LSubSpclss 20542 Metcmet 20930 MetSpcms 23824 normcnm 24085 NrmGrpcngp 24086 ℂPreHilccph 24683 CMetSpccms 24849

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-rep 5286 ax-sep 5300 ax-nul 5307 ax-pow 5364 ax-pr 5428 ax-un 7725 ax-cnex 11166 ax-resscn 11167 ax-1cn 11168 ax-icn 11169 ax-addcl 11170 ax-addrcl 11171 ax-mulcl 11172 ax-mulrcl 11173 ax-mulcom 11174 ax-addass 11175 ax-mulass 11176 ax-distr 11177 ax-i2m1 11178 ax-1ne0 11179 ax-1rid 11180 ax-rnegex 11181 ax-rrecex 11182 ax-cnre 11183 ax-pre-lttri 11184 ax-pre-lttrn 11185 ax-pre-ltadd 11186 ax-pre-mulgt0 11187 ax-pre-sup 11188 ax-addf 11189 ax-mulf 11190

This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-rmo 3377 df-reu 3378 df-rab 3434 df-v 3477 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-pss 3968 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-tp 4634 df-op 4636 df-uni 4910 df-int 4952 df-iun 5000 df-iin 5001 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5575 df-eprel 5581 df-po 5589 df-so 5590 df-fr 5632 df-we 5634 df-xp 5683 df-rel 5684 df-cnv 5685 df-co 5686 df-dm 5687 df-rn 5688 df-res 5689 df-ima 5690 df-pred 6301 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6496 df-fun 6546 df-fn 6547 df-f 6548 df-f1 6549 df-fo 6550 df-f1o 6551 df-fv 6552 df-riota 7365 df-ov 7412 df-oprab 7413 df-mpo 7414 df-om 7856 df-1st 7975 df-2nd 7976 df-tpos 8211 df-frecs 8266 df-wrecs 8297 df-recs 8371 df-rdg 8410 df-1o 8466 df-er 8703 df-map 8822 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-fi 9406 df-sup 9437 df-inf 9438 df-pnf 11250 df-mnf 11251 df-xr 11252 df-ltxr 11253 df-le 11254 df-sub 11446 df-neg 11447 df-div 11872 df-nn 12213 df-2 12275 df-3 12276 df-4 12277 df-5 12278 df-6 12279 df-7 12280 df-8 12281 df-9 12282 df-n0 12473 df-z 12559 df-dec 12678 df-uz 12823 df-q 12933 df-rp 12975 df-xneg 13092 df-xadd 13093 df-xmul 13094 df-ico 13330 df-icc 13331 df-fz 13485 df-seq 13967 df-exp 14028 df-cj 15046 df-re 15047 df-im 15048 df-sqrt 15182 df-abs 15183 df-struct 17080 df-sets 17097 df-slot 17115 df-ndx 17127 df-base 17145 df-ress 17174 df-plusg 17210 df-mulr 17211 df-starv 17212 df-sca 17213 df-vsca 17214 df-ip 17215 df-tset 17216 df-ple 17217 df-ds 17219 df-unif 17220 df-rest 17368 df-0g 17387 df-topgen 17389 df-mgm 18561 df-sgrp 18610 df-mnd 18626 df-mhm 18671 df-grp 18822 df-minusg 18823 df-sbg 18824 df-mulg 18951 df-subg 19003 df-ghm 19090 df-cmn 19650 df-abl 19651 df-mgp 19988 df-ur 20005 df-ring 20058 df-cring 20059 df-oppr 20150 df-dvdsr 20171 df-unit 20172 df-invr 20202 df-dvr 20215 df-rnghom 20251 df-subrg 20317 df-drng 20359 df-staf 20453 df-srng 20454 df-lmod 20473 df-lss 20543 df-lmhm 20633 df-lvec 20714 df-sra 20785 df-rgmod 20786 df-psmet 20936 df-xmet 20937 df-met 20938 df-bl 20939 df-mopn 20940 df-fbas 20941 df-fg 20942 df-cnfld 20945 df-phl 21179 df-top 22396 df-topon 22413 df-topsp 22435 df-bases 22449 df-cld 22523 df-ntr 22524 df-cls 22525 df-nei 22602 df-haus 22819 df-fil 23350 df-flim 23443 df-xms 23826 df-ms 23827 df-nm 24091 df-ngp 24092 df-nlm 24095 df-clm 24579 df-cph 24685 df-cfil 24772 df-cmet 24774 df-cms 24852

This theorem is referenced by: minvec 24953

W3C validator