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Theorem minvecolem3 30397

Description: Lemma for minveco 30405. The sequence formed by taking elements successively closer to the infimum is Cauchy. (Contributed by Mario Carneiro, 8-May-2014.) (Revised by AV, 4-Oct-2020.) (New usage is discouraged.)

**Hypotheses**
Ref	Expression
minveco.x	⊢ 𝑋 = (BaseSet‘𝑈)
minveco.m	⊢ 𝑀 = ( −_𝑣 ‘𝑈)
minveco.n	⊢ 𝑁 = (norm_CV‘𝑈)
minveco.y	⊢ 𝑌 = (BaseSet‘𝑊)
minveco.u	⊢ (𝜑 → 𝑈 ∈ CPreHil_OLD)
minveco.w	⊢ (𝜑 → 𝑊 ∈ ((SubSp‘𝑈) ∩ CBan))
minveco.a	⊢ (𝜑 → 𝐴 ∈ 𝑋)
minveco.d	⊢ 𝐷 = (IndMet‘𝑈)
minveco.j	⊢ 𝐽 = (MetOpen‘𝐷)
minveco.r	⊢ 𝑅 = ran (𝑦 ∈ 𝑌 ↦ (𝑁‘(𝐴𝑀𝑦)))
minveco.s	⊢ 𝑆 = inf(𝑅, ℝ, < )
minveco.f	⊢ (𝜑 → 𝐹:ℕ⟶𝑌)
minveco.1	⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐴𝐷(𝐹‘𝑛))↑2) ≤ ((𝑆↑2) + (1 / 𝑛)))

**Assertion**
Ref	Expression
minvecolem3	⊢ (𝜑 → 𝐹 ∈ (Cau‘𝐷))

Distinct variable groups: 𝑦,𝑛,𝐹 𝑛,𝐽,𝑦 𝑦,𝑀 𝑦,𝑁 𝜑,𝑛,𝑦 𝑆,𝑛,𝑦 𝐴,𝑛,𝑦 𝐷,𝑛,𝑦 𝑦,𝑈 𝑦,𝑊 𝑛,𝑋 𝑛,𝑌,𝑦 Allowed substitution hints: 𝑅(𝑦,𝑛) 𝑈(𝑛) 𝑀(𝑛) 𝑁(𝑛) 𝑊(𝑛) 𝑋(𝑦)

Proof of Theorem minvecolem3 Dummy variables 𝑗 𝑥 𝑤 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		4re 12301	. . . . . . 7 ⊢ 4 ∈ ℝ
2		4pos 12324	. . . . . . 7 ⊢ 0 < 4
3	1, 2	elrpii 12982	. . . . . 6 ⊢ 4 ∈ ℝ⁺
4		simpr 484	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → 𝑥 ∈ ℝ⁺)
5		2z 12599	. . . . . . 7 ⊢ 2 ∈ ℤ
6		rpexpcl 14051	. . . . . . 7 ⊢ ((𝑥 ∈ ℝ⁺ ∧ 2 ∈ ℤ) → (𝑥↑2) ∈ ℝ⁺)
7	4, 5, 6	sylancl 585	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → (𝑥↑2) ∈ ℝ⁺)
8		rpdivcl 13004	. . . . . 6 ⊢ ((4 ∈ ℝ⁺ ∧ (𝑥↑2) ∈ ℝ⁺) → (4 / (𝑥↑2)) ∈ ℝ⁺)
9	3, 7, 8	sylancr 586	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → (4 / (𝑥↑2)) ∈ ℝ⁺)
10		rprege0 12994	. . . . 5 ⊢ ((4 / (𝑥↑2)) ∈ ℝ⁺ → ((4 / (𝑥↑2)) ∈ ℝ ∧ 0 ≤ (4 / (𝑥↑2))))
11		flge0nn0 13790	. . . . 5 ⊢ (((4 / (𝑥↑2)) ∈ ℝ ∧ 0 ≤ (4 / (𝑥↑2))) → (⌊‘(4 / (𝑥↑2))) ∈ ℕ₀)
12		nn0p1nn 12516	. . . . 5 ⊢ ((⌊‘(4 / (𝑥↑2))) ∈ ℕ₀ → ((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℕ)
13	9, 10, 11, 12	4syl 19	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → ((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℕ)
14		minveco.u	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑈 ∈ CPreHil_OLD)
15		phnv 30335	. . . . . . . . . . 11 ⊢ (𝑈 ∈ CPreHil_OLD → 𝑈 ∈ NrmCVec)
16		minveco.x	. . . . . . . . . . . 12 ⊢ 𝑋 = (BaseSet‘𝑈)
17		minveco.d	. . . . . . . . . . . 12 ⊢ 𝐷 = (IndMet‘𝑈)
18	16, 17	imsmet 30212	. . . . . . . . . . 11 ⊢ (𝑈 ∈ NrmCVec → 𝐷 ∈ (Met‘𝑋))
19	14, 15, 18	3syl 18	. . . . . . . . . 10 ⊢ (𝜑 → 𝐷 ∈ (Met‘𝑋))
20	19	ad2antrr 723	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 𝐷 ∈ (Met‘𝑋))
21	14, 15	syl 17	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑈 ∈ NrmCVec)
22		inss1 4228	. . . . . . . . . . . . 13 ⊢ ((SubSp‘𝑈) ∩ CBan) ⊆ (SubSp‘𝑈)
23		minveco.w	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑊 ∈ ((SubSp‘𝑈) ∩ CBan))
24	22, 23	sselid 3980	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑊 ∈ (SubSp‘𝑈))
25		minveco.y	. . . . . . . . . . . . 13 ⊢ 𝑌 = (BaseSet‘𝑊)
26		eqid 2731	. . . . . . . . . . . . 13 ⊢ (SubSp‘𝑈) = (SubSp‘𝑈)
27	16, 25, 26	sspba 30248	. . . . . . . . . . . 12 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝑊 ∈ (SubSp‘𝑈)) → 𝑌 ⊆ 𝑋)
28	21, 24, 27	syl2anc 583	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑌 ⊆ 𝑋)
29	28	ad2antrr 723	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 𝑌 ⊆ 𝑋)
30		minveco.f	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐹:ℕ⟶𝑌)
31	30	ad2antrr 723	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 𝐹:ℕ⟶𝑌)
32	13	adantr 480	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℕ)
33	31, 32	ffvelcdmd 7087	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)) ∈ 𝑌)
34	29, 33	sseldd 3983	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)) ∈ 𝑋)
35		eluznn 12907	. . . . . . . . . . . 12 ⊢ ((((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℕ ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 𝑛 ∈ ℕ)
36	13, 35	sylan 579	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 𝑛 ∈ ℕ)
37	31, 36	ffvelcdmd 7087	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝐹‘𝑛) ∈ 𝑌)
38	29, 37	sseldd 3983	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝐹‘𝑛) ∈ 𝑋)
39		metcl 24059	. . . . . . . . 9 ⊢ ((𝐷 ∈ (Met‘𝑋) ∧ (𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)) ∈ 𝑋 ∧ (𝐹‘𝑛) ∈ 𝑋) → ((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) ∈ ℝ)
40	20, 34, 38, 39	syl3anc 1370	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) ∈ ℝ)
41	40	resqcld 14095	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛))↑2) ∈ ℝ)
42	32	nnrpd 13019	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℝ⁺)
43	42	rpreccld 13031	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) ∈ ℝ⁺)
44		rpmulcl 13002	. . . . . . . . 9 ⊢ ((4 ∈ ℝ⁺ ∧ (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) ∈ ℝ⁺) → (4 · (1 / ((⌊‘(4 / (𝑥↑2))) + 1))) ∈ ℝ⁺)
45	3, 43, 44	sylancr 586	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (4 · (1 / ((⌊‘(4 / (𝑥↑2))) + 1))) ∈ ℝ⁺)
46	45	rpred 13021	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (4 · (1 / ((⌊‘(4 / (𝑥↑2))) + 1))) ∈ ℝ)
47	7	adantr 480	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝑥↑2) ∈ ℝ⁺)
48	47	rpred 13021	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝑥↑2) ∈ ℝ)
49		minveco.m	. . . . . . . 8 ⊢ 𝑀 = ( −_𝑣 ‘𝑈)
50		minveco.n	. . . . . . . 8 ⊢ 𝑁 = (norm_CV‘𝑈)
51	14	ad2antrr 723	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 𝑈 ∈ CPreHil_OLD)
52	23	ad2antrr 723	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 𝑊 ∈ ((SubSp‘𝑈) ∩ CBan))
53		minveco.a	. . . . . . . . 9 ⊢ (𝜑 → 𝐴 ∈ 𝑋)
54	53	ad2antrr 723	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 𝐴 ∈ 𝑋)
55		minveco.j	. . . . . . . 8 ⊢ 𝐽 = (MetOpen‘𝐷)
56		minveco.r	. . . . . . . 8 ⊢ 𝑅 = ran (𝑦 ∈ 𝑌 ↦ (𝑁‘(𝐴𝑀𝑦)))
57		minveco.s	. . . . . . . 8 ⊢ 𝑆 = inf(𝑅, ℝ, < )
58	13	nnrpd 13019	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → ((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℝ⁺)
59	58	rpreccld 13031	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) ∈ ℝ⁺)
60	59	adantr 480	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) ∈ ℝ⁺)
61	60	rpred 13021	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) ∈ ℝ)
62	60	rpge0d 13025	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 0 ≤ (1 / ((⌊‘(4 / (𝑥↑2))) + 1)))
63	30	adantr 480	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → 𝐹:ℕ⟶𝑌)
64	63	ffvelcdmda 7086	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ ℕ) → (𝐹‘𝑛) ∈ 𝑌)
65	36, 64	syldan 590	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝐹‘𝑛) ∈ 𝑌)
66		fveq2 6891	. . . . . . . . . . . 12 ⊢ (𝑛 = ((⌊‘(4 / (𝑥↑2))) + 1) → (𝐹‘𝑛) = (𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)))
67	66	oveq2d 7428	. . . . . . . . . . 11 ⊢ (𝑛 = ((⌊‘(4 / (𝑥↑2))) + 1) → (𝐴𝐷(𝐹‘𝑛)) = (𝐴𝐷(𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))))
68	67	oveq1d 7427	. . . . . . . . . 10 ⊢ (𝑛 = ((⌊‘(4 / (𝑥↑2))) + 1) → ((𝐴𝐷(𝐹‘𝑛))↑2) = ((𝐴𝐷(𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)))↑2))
69		oveq2 7420	. . . . . . . . . . 11 ⊢ (𝑛 = ((⌊‘(4 / (𝑥↑2))) + 1) → (1 / 𝑛) = (1 / ((⌊‘(4 / (𝑥↑2))) + 1)))
70	69	oveq2d 7428	. . . . . . . . . 10 ⊢ (𝑛 = ((⌊‘(4 / (𝑥↑2))) + 1) → ((𝑆↑2) + (1 / 𝑛)) = ((𝑆↑2) + (1 / ((⌊‘(4 / (𝑥↑2))) + 1))))
71	68, 70	breq12d 5161	. . . . . . . . 9 ⊢ (𝑛 = ((⌊‘(4 / (𝑥↑2))) + 1) → (((𝐴𝐷(𝐹‘𝑛))↑2) ≤ ((𝑆↑2) + (1 / 𝑛)) ↔ ((𝐴𝐷(𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)))↑2) ≤ ((𝑆↑2) + (1 / ((⌊‘(4 / (𝑥↑2))) + 1)))))
72		minveco.1	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐴𝐷(𝐹‘𝑛))↑2) ≤ ((𝑆↑2) + (1 / 𝑛)))
73	72	ralrimiva 3145	. . . . . . . . . 10 ⊢ (𝜑 → ∀𝑛 ∈ ℕ ((𝐴𝐷(𝐹‘𝑛))↑2) ≤ ((𝑆↑2) + (1 / 𝑛)))
74	73	ad2antrr 723	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ∀𝑛 ∈ ℕ ((𝐴𝐷(𝐹‘𝑛))↑2) ≤ ((𝑆↑2) + (1 / 𝑛)))
75	71, 74, 32	rspcdva 3613	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝐴𝐷(𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)))↑2) ≤ ((𝑆↑2) + (1 / ((⌊‘(4 / (𝑥↑2))) + 1))))
76	29, 65	sseldd 3983	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝐹‘𝑛) ∈ 𝑋)
77		metcl 24059	. . . . . . . . . . 11 ⊢ ((𝐷 ∈ (Met‘𝑋) ∧ 𝐴 ∈ 𝑋 ∧ (𝐹‘𝑛) ∈ 𝑋) → (𝐴𝐷(𝐹‘𝑛)) ∈ ℝ)
78	20, 54, 76, 77	syl3anc 1370	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝐴𝐷(𝐹‘𝑛)) ∈ ℝ)
79	78	resqcld 14095	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝐴𝐷(𝐹‘𝑛))↑2) ∈ ℝ)
80	16, 49, 50, 25, 14, 23, 53, 17, 55, 56	minvecolem1 30395	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝑅 ⊆ ℝ ∧ 𝑅 ≠ ∅ ∧ ∀𝑤 ∈ 𝑅 0 ≤ 𝑤))
81		0re 11221	. . . . . . . . . . . . . . . 16 ⊢ 0 ∈ ℝ
82		breq1 5151	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑥 = 0 → (𝑥 ≤ 𝑤 ↔ 0 ≤ 𝑤))
83	82	ralbidv 3176	. . . . . . . . . . . . . . . . 17 ⊢ (𝑥 = 0 → (∀𝑤 ∈ 𝑅 𝑥 ≤ 𝑤 ↔ ∀𝑤 ∈ 𝑅 0 ≤ 𝑤))
84	83	rspcev 3612	. . . . . . . . . . . . . . . 16 ⊢ ((0 ∈ ℝ ∧ ∀𝑤 ∈ 𝑅 0 ≤ 𝑤) → ∃𝑥 ∈ ℝ ∀𝑤 ∈ 𝑅 𝑥 ≤ 𝑤)
85	81, 84	mpan 687	. . . . . . . . . . . . . . 15 ⊢ (∀𝑤 ∈ 𝑅 0 ≤ 𝑤 → ∃𝑥 ∈ ℝ ∀𝑤 ∈ 𝑅 𝑥 ≤ 𝑤)
86	85	3anim3i 1153	. . . . . . . . . . . . . 14 ⊢ ((𝑅 ⊆ ℝ ∧ 𝑅 ≠ ∅ ∧ ∀𝑤 ∈ 𝑅 0 ≤ 𝑤) → (𝑅 ⊆ ℝ ∧ 𝑅 ≠ ∅ ∧ ∃𝑥 ∈ ℝ ∀𝑤 ∈ 𝑅 𝑥 ≤ 𝑤))
87		infrecl 12201	. . . . . . . . . . . . . 14 ⊢ ((𝑅 ⊆ ℝ ∧ 𝑅 ≠ ∅ ∧ ∃𝑥 ∈ ℝ ∀𝑤 ∈ 𝑅 𝑥 ≤ 𝑤) → inf(𝑅, ℝ, < ) ∈ ℝ)
88	80, 86, 87	3syl 18	. . . . . . . . . . . . 13 ⊢ (𝜑 → inf(𝑅, ℝ, < ) ∈ ℝ)
89	57, 88	eqeltrid 2836	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑆 ∈ ℝ)
90	89	resqcld 14095	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑆↑2) ∈ ℝ)
91	90	ad2antrr 723	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝑆↑2) ∈ ℝ)
92	36	nnrecred 12268	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (1 / 𝑛) ∈ ℝ)
93	91, 92	readdcld 11248	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝑆↑2) + (1 / 𝑛)) ∈ ℝ)
94	91, 61	readdcld 11248	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝑆↑2) + (1 / ((⌊‘(4 / (𝑥↑2))) + 1))) ∈ ℝ)
95	72	adantlr 712	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ ℕ) → ((𝐴𝐷(𝐹‘𝑛))↑2) ≤ ((𝑆↑2) + (1 / 𝑛)))
96	36, 95	syldan 590	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝐴𝐷(𝐹‘𝑛))↑2) ≤ ((𝑆↑2) + (1 / 𝑛)))
97		eluzle 12840	. . . . . . . . . . . 12 ⊢ (𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1)) → ((⌊‘(4 / (𝑥↑2))) + 1) ≤ 𝑛)
98	97	adantl 481	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((⌊‘(4 / (𝑥↑2))) + 1) ≤ 𝑛)
99	42	rpregt0d 13027	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℝ ∧ 0 < ((⌊‘(4 / (𝑥↑2))) + 1)))
100		nnre 12224	. . . . . . . . . . . . . 14 ⊢ (𝑛 ∈ ℕ → 𝑛 ∈ ℝ)
101		nngt0 12248	. . . . . . . . . . . . . 14 ⊢ (𝑛 ∈ ℕ → 0 < 𝑛)
102	100, 101	jca 511	. . . . . . . . . . . . 13 ⊢ (𝑛 ∈ ℕ → (𝑛 ∈ ℝ ∧ 0 < 𝑛))
103	36, 102	syl 17	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝑛 ∈ ℝ ∧ 0 < 𝑛))
104		lerec 12102	. . . . . . . . . . . 12 ⊢ (((((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℝ ∧ 0 < ((⌊‘(4 / (𝑥↑2))) + 1)) ∧ (𝑛 ∈ ℝ ∧ 0 < 𝑛)) → (((⌊‘(4 / (𝑥↑2))) + 1) ≤ 𝑛 ↔ (1 / 𝑛) ≤ (1 / ((⌊‘(4 / (𝑥↑2))) + 1))))
105	99, 103, 104	syl2anc 583	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (((⌊‘(4 / (𝑥↑2))) + 1) ≤ 𝑛 ↔ (1 / 𝑛) ≤ (1 / ((⌊‘(4 / (𝑥↑2))) + 1))))
106	98, 105	mpbid 231	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (1 / 𝑛) ≤ (1 / ((⌊‘(4 / (𝑥↑2))) + 1)))
107	92, 61, 91, 106	leadd2dd 11834	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝑆↑2) + (1 / 𝑛)) ≤ ((𝑆↑2) + (1 / ((⌊‘(4 / (𝑥↑2))) + 1))))
108	79, 93, 94, 96, 107	letrd 11376	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝐴𝐷(𝐹‘𝑛))↑2) ≤ ((𝑆↑2) + (1 / ((⌊‘(4 / (𝑥↑2))) + 1))))
109	16, 49, 50, 25, 51, 52, 54, 17, 55, 56, 57, 61, 62, 33, 65, 75, 108	minvecolem2 30396	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛))↑2) ≤ (4 · (1 / ((⌊‘(4 / (𝑥↑2))) + 1))))
110		rpdivcl 13004	. . . . . . . . . 10 ⊢ (((𝑥↑2) ∈ ℝ⁺ ∧ 4 ∈ ℝ⁺) → ((𝑥↑2) / 4) ∈ ℝ⁺)
111	47, 3, 110	sylancl 585	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝑥↑2) / 4) ∈ ℝ⁺)
112		rpcnne0 12997	. . . . . . . . . . . 12 ⊢ ((𝑥↑2) ∈ ℝ⁺ → ((𝑥↑2) ∈ ℂ ∧ (𝑥↑2) ≠ 0))
113	47, 112	syl 17	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝑥↑2) ∈ ℂ ∧ (𝑥↑2) ≠ 0))
114		rpcnne0 12997	. . . . . . . . . . . 12 ⊢ (4 ∈ ℝ⁺ → (4 ∈ ℂ ∧ 4 ≠ 0))
115	3, 114	ax-mp 5	. . . . . . . . . . 11 ⊢ (4 ∈ ℂ ∧ 4 ≠ 0)
116		recdiv 11925	. . . . . . . . . . 11 ⊢ ((((𝑥↑2) ∈ ℂ ∧ (𝑥↑2) ≠ 0) ∧ (4 ∈ ℂ ∧ 4 ≠ 0)) → (1 / ((𝑥↑2) / 4)) = (4 / (𝑥↑2)))
117	113, 115, 116	sylancl 585	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (1 / ((𝑥↑2) / 4)) = (4 / (𝑥↑2)))
118	9	adantr 480	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (4 / (𝑥↑2)) ∈ ℝ⁺)
119	118	rpred 13021	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (4 / (𝑥↑2)) ∈ ℝ)
120		flltp1 13770	. . . . . . . . . . 11 ⊢ ((4 / (𝑥↑2)) ∈ ℝ → (4 / (𝑥↑2)) < ((⌊‘(4 / (𝑥↑2))) + 1))
121	119, 120	syl 17	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (4 / (𝑥↑2)) < ((⌊‘(4 / (𝑥↑2))) + 1))
122	117, 121	eqbrtrd 5170	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (1 / ((𝑥↑2) / 4)) < ((⌊‘(4 / (𝑥↑2))) + 1))
123	111, 42, 122	ltrec1d 13041	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) < ((𝑥↑2) / 4))
124	1, 2	pm3.2i 470	. . . . . . . . . 10 ⊢ (4 ∈ ℝ ∧ 0 < 4)
125		ltmuldiv2 12093	. . . . . . . . . 10 ⊢ (((1 / ((⌊‘(4 / (𝑥↑2))) + 1)) ∈ ℝ ∧ (𝑥↑2) ∈ ℝ ∧ (4 ∈ ℝ ∧ 0 < 4)) → ((4 · (1 / ((⌊‘(4 / (𝑥↑2))) + 1))) < (𝑥↑2) ↔ (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) < ((𝑥↑2) / 4)))
126	124, 125	mp3an3 1449	. . . . . . . . 9 ⊢ (((1 / ((⌊‘(4 / (𝑥↑2))) + 1)) ∈ ℝ ∧ (𝑥↑2) ∈ ℝ) → ((4 · (1 / ((⌊‘(4 / (𝑥↑2))) + 1))) < (𝑥↑2) ↔ (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) < ((𝑥↑2) / 4)))
127	61, 48, 126	syl2anc 583	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((4 · (1 / ((⌊‘(4 / (𝑥↑2))) + 1))) < (𝑥↑2) ↔ (1 / ((⌊‘(4 / (𝑥↑2))) + 1)) < ((𝑥↑2) / 4)))
128	123, 127	mpbird 257	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (4 · (1 / ((⌊‘(4 / (𝑥↑2))) + 1))) < (𝑥↑2))
129	41, 46, 48, 109, 128	lelttrd 11377	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛))↑2) < (𝑥↑2))
130		metge0 24072	. . . . . . . 8 ⊢ ((𝐷 ∈ (Met‘𝑋) ∧ (𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)) ∈ 𝑋 ∧ (𝐹‘𝑛) ∈ 𝑋) → 0 ≤ ((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)))
131	20, 34, 38, 130	syl3anc 1370	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → 0 ≤ ((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)))
132		rprege0 12994	. . . . . . . 8 ⊢ (𝑥 ∈ ℝ⁺ → (𝑥 ∈ ℝ ∧ 0 ≤ 𝑥))
133	132	ad2antlr 724	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (𝑥 ∈ ℝ ∧ 0 ≤ 𝑥))
134		lt2sq 14103	. . . . . . 7 ⊢ (((((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) ∈ ℝ ∧ 0 ≤ ((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛))) ∧ (𝑥 ∈ ℝ ∧ 0 ≤ 𝑥)) → (((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) < 𝑥 ↔ (((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛))↑2) < (𝑥↑2)))
135	40, 131, 133, 134	syl21anc 835	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → (((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) < 𝑥 ↔ (((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛))↑2) < (𝑥↑2)))
136	129, 135	mpbird 257	. . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ⁺) ∧ 𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))) → ((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) < 𝑥)
137	136	ralrimiva 3145	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → ∀𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) < 𝑥)
138		fveq2 6891	. . . . . 6 ⊢ (𝑗 = ((⌊‘(4 / (𝑥↑2))) + 1) → (ℤ_≥‘𝑗) = (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1)))
139		fveq2 6891	. . . . . . . 8 ⊢ (𝑗 = ((⌊‘(4 / (𝑥↑2))) + 1) → (𝐹‘𝑗) = (𝐹‘((⌊‘(4 / (𝑥↑2))) + 1)))
140	139	oveq1d 7427	. . . . . . 7 ⊢ (𝑗 = ((⌊‘(4 / (𝑥↑2))) + 1) → ((𝐹‘𝑗)𝐷(𝐹‘𝑛)) = ((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)))
141	140	breq1d 5158	. . . . . 6 ⊢ (𝑗 = ((⌊‘(4 / (𝑥↑2))) + 1) → (((𝐹‘𝑗)𝐷(𝐹‘𝑛)) < 𝑥 ↔ ((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) < 𝑥))
142	138, 141	raleqbidv 3341	. . . . 5 ⊢ (𝑗 = ((⌊‘(4 / (𝑥↑2))) + 1) → (∀𝑛 ∈ (ℤ_≥‘𝑗)((𝐹‘𝑗)𝐷(𝐹‘𝑛)) < 𝑥 ↔ ∀𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) < 𝑥))
143	142	rspcev 3612	. . . 4 ⊢ ((((⌊‘(4 / (𝑥↑2))) + 1) ∈ ℕ ∧ ∀𝑛 ∈ (ℤ_≥‘((⌊‘(4 / (𝑥↑2))) + 1))((𝐹‘((⌊‘(4 / (𝑥↑2))) + 1))𝐷(𝐹‘𝑛)) < 𝑥) → ∃𝑗 ∈ ℕ ∀𝑛 ∈ (ℤ_≥‘𝑗)((𝐹‘𝑗)𝐷(𝐹‘𝑛)) < 𝑥)
144	13, 137, 143	syl2anc 583	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ⁺) → ∃𝑗 ∈ ℕ ∀𝑛 ∈ (ℤ_≥‘𝑗)((𝐹‘𝑗)𝐷(𝐹‘𝑛)) < 𝑥)
145	144	ralrimiva 3145	. 2 ⊢ (𝜑 → ∀𝑥 ∈ ℝ⁺ ∃𝑗 ∈ ℕ ∀𝑛 ∈ (ℤ_≥‘𝑗)((𝐹‘𝑗)𝐷(𝐹‘𝑛)) < 𝑥)
146		nnuz 12870	. . 3 ⊢ ℕ = (ℤ_≥‘1)
147	16, 17	imsxmet 30213	. . . 4 ⊢ (𝑈 ∈ NrmCVec → 𝐷 ∈ (∞Met‘𝑋))
148	14, 15, 147	3syl 18	. . 3 ⊢ (𝜑 → 𝐷 ∈ (∞Met‘𝑋))
149		1zzd 12598	. . 3 ⊢ (𝜑 → 1 ∈ ℤ)
150		eqidd 2732	. . 3 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐹‘𝑛) = (𝐹‘𝑛))
151		eqidd 2732	. . 3 ⊢ ((𝜑 ∧ 𝑗 ∈ ℕ) → (𝐹‘𝑗) = (𝐹‘𝑗))
152	30, 28	fssd 6735	. . 3 ⊢ (𝜑 → 𝐹:ℕ⟶𝑋)
153	146, 148, 149, 150, 151, 152	iscauf 25029	. 2 ⊢ (𝜑 → (𝐹 ∈ (Cau‘𝐷) ↔ ∀𝑥 ∈ ℝ⁺ ∃𝑗 ∈ ℕ ∀𝑛 ∈ (ℤ_≥‘𝑗)((𝐹‘𝑗)𝐷(𝐹‘𝑛)) < 𝑥))
154	145, 153	mpbird 257	1 ⊢ (𝜑 → 𝐹 ∈ (Cau‘𝐷))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 ∧ w3a 1086 = wceq 1540 ∈ wcel 2105 ≠ wne 2939 ∀wral 3060 ∃wrex 3069 ∩ cin 3947 ⊆ wss 3948 ∅c0 4322 class class class wbr 5148 ↦ cmpt 5231 ran crn 5677 ⟶wf 6539 ‘cfv 6543 (class class class)co 7412 infcinf 9440 ℂcc 11112 ℝcr 11113 0cc0 11114 1c1 11115 + caddc 11117 · cmul 11119 < clt 11253 ≤ cle 11254 / cdiv 11876 ℕcn 12217 2c2 12272 4c4 12274 ℕ₀cn0 12477 ℤcz 12563 ℤ_≥cuz 12827 ℝ⁺crp 12979 ⌊cfl 13760 ↑cexp 14032 ∞Metcxmet 21130 Metcmet 21131 MetOpencmopn 21135 Cauccau 25002 NrmCVeccnv 30105 BaseSetcba 30107 −_𝑣 cnsb 30110 norm_CVcnmcv 30111 IndMetcims 30112 SubSpcss 30242 CPreHil_OLDccphlo 30333 CBanccbn 30383

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1912 ax-6 1970 ax-7 2010 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2153 ax-12 2170 ax-ext 2702 ax-rep 5285 ax-sep 5299 ax-nul 5306 ax-pow 5363 ax-pr 5427 ax-un 7729 ax-cnex 11170 ax-resscn 11171 ax-1cn 11172 ax-icn 11173 ax-addcl 11174 ax-addrcl 11175 ax-mulcl 11176 ax-mulrcl 11177 ax-mulcom 11178 ax-addass 11179 ax-mulass 11180 ax-distr 11181 ax-i2m1 11182 ax-1ne0 11183 ax-1rid 11184 ax-rnegex 11185 ax-rrecex 11186 ax-cnre 11187 ax-pre-lttri 11188 ax-pre-lttrn 11189 ax-pre-ltadd 11190 ax-pre-mulgt0 11191 ax-pre-sup 11192 ax-addf 11193 ax-mulf 11194

This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1781 df-nf 1785 df-sb 2067 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rmo 3375 df-reu 3376 df-rab 3432 df-v 3475 df-sbc 3778 df-csb 3894 df-dif 3951 df-un 3953 df-in 3955 df-ss 3965 df-pss 3967 df-nul 4323 df-if 4529 df-pw 4604 df-sn 4629 df-pr 4631 df-op 4635 df-uni 4909 df-iun 4999 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 df-id 5574 df-eprel 5580 df-po 5588 df-so 5589 df-fr 5631 df-we 5633 df-xp 5682 df-rel 5683 df-cnv 5684 df-co 5685 df-dm 5686 df-rn 5687 df-res 5688 df-ima 5689 df-pred 6300 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6495 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7368 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7860 df-1st 7979 df-2nd 7980 df-frecs 8270 df-wrecs 8301 df-recs 8375 df-rdg 8414 df-er 8707 df-map 8826 df-pm 8827 df-en 8944 df-dom 8945 df-sdom 8946 df-sup 9441 df-inf 9442 df-pnf 11255 df-mnf 11256 df-xr 11257 df-ltxr 11258 df-le 11259 df-sub 11451 df-neg 11452 df-div 11877 df-nn 12218 df-2 12280 df-3 12281 df-4 12282 df-n0 12478 df-z 12564 df-uz 12828 df-rp 12980 df-xneg 13097 df-xadd 13098 df-xmul 13099 df-fl 13762 df-seq 13972 df-exp 14033 df-cj 15051 df-re 15052 df-im 15053 df-sqrt 15187 df-abs 15188 df-psmet 21137 df-xmet 21138 df-met 21139 df-bl 21140 df-cau 25005 df-grpo 30014 df-gid 30015 df-ginv 30016 df-gdiv 30017 df-ablo 30066 df-vc 30080 df-nv 30113 df-va 30116 df-ba 30117 df-sm 30118 df-0v 30119 df-vs 30120 df-nmcv 30121 df-ims 30122 df-ssp 30243 df-ph 30334 df-cbn 30384

This theorem is referenced by: minvecolem4a 30398

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