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Theorem rlimclim1 15489

Description: Forward direction of rlimclim 15490. (Contributed by Mario Carneiro, 16-Sep-2014.)

**Hypotheses**
Ref	Expression
rlimclim1.1	⊢ 𝑍 = (ℤ_≥‘𝑀)
rlimclim1.2	⊢ (𝜑 → 𝑀 ∈ ℤ)
rlimclim1.3	⊢ (𝜑 → 𝐹 ⇝_𝑟 𝐴)
rlimclim1.4	⊢ (𝜑 → 𝑍 ⊆ dom 𝐹)

**Assertion**
Ref	Expression
rlimclim1	⊢ (𝜑 → 𝐹 ⇝ 𝐴)

Proof of Theorem rlimclim1 Dummy variables 𝑗 𝑘 𝑤 𝑦 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		fvex 6905	. . . . . . 7 ⊢ (𝐹‘𝑤) ∈ V
2	1	rgenw 3066	. . . . . 6 ⊢ ∀𝑤 ∈ dom 𝐹(𝐹‘𝑤) ∈ V
3	2	a1i 11	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → ∀𝑤 ∈ dom 𝐹(𝐹‘𝑤) ∈ V)
4		simpr 486	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → 𝑦 ∈ ℝ⁺)
5		rlimclim1.3	. . . . . . . . 9 ⊢ (𝜑 → 𝐹 ⇝_𝑟 𝐴)
6		rlimf 15445	. . . . . . . . 9 ⊢ (𝐹 ⇝_𝑟 𝐴 → 𝐹:dom 𝐹⟶ℂ)
7	5, 6	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝐹:dom 𝐹⟶ℂ)
8	7	adantr 482	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → 𝐹:dom 𝐹⟶ℂ)
9	8	feqmptd 6961	. . . . . 6 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → 𝐹 = (𝑤 ∈ dom 𝐹 ↦ (𝐹‘𝑤)))
10	5	adantr 482	. . . . . 6 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → 𝐹 ⇝_𝑟 𝐴)
11	9, 10	eqbrtrrd 5173	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → (𝑤 ∈ dom 𝐹 ↦ (𝐹‘𝑤)) ⇝_𝑟 𝐴)
12	3, 4, 11	rlimi 15457	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → ∃𝑧 ∈ ℝ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))
13		rlimclim1.2	. . . . . . . 8 ⊢ (𝜑 → 𝑀 ∈ ℤ)
14	13	ad2antrr 725	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → 𝑀 ∈ ℤ)
15		flcl 13760	. . . . . . . . . 10 ⊢ (𝑧 ∈ ℝ → (⌊‘𝑧) ∈ ℤ)
16	15	peano2zd 12669	. . . . . . . . 9 ⊢ (𝑧 ∈ ℝ → ((⌊‘𝑧) + 1) ∈ ℤ)
17	16	ad2antrl 727	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → ((⌊‘𝑧) + 1) ∈ ℤ)
18	17, 14	ifcld 4575	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ ℤ)
19	14	zred 12666	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → 𝑀 ∈ ℝ)
20	17	zred 12666	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → ((⌊‘𝑧) + 1) ∈ ℝ)
21		max1 13164	. . . . . . . 8 ⊢ ((𝑀 ∈ ℝ ∧ ((⌊‘𝑧) + 1) ∈ ℝ) → 𝑀 ≤ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))
22	19, 20, 21	syl2anc 585	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → 𝑀 ≤ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))
23		eluz2 12828	. . . . . . 7 ⊢ (if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ (ℤ_≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ ℤ ∧ 𝑀 ≤ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀)))
24	14, 18, 22, 23	syl3anbrc 1344	. . . . . 6 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ (ℤ_≥‘𝑀))
25		rlimclim1.1	. . . . . 6 ⊢ 𝑍 = (ℤ_≥‘𝑀)
26	24, 25	eleqtrrdi 2845	. . . . 5 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ 𝑍)
27		simplrl 776	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑧 ∈ ℝ)
28	16	zred 12666	. . . . . . . . . 10 ⊢ (𝑧 ∈ ℝ → ((⌊‘𝑧) + 1) ∈ ℝ)
29	27, 28	syl 17	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → ((⌊‘𝑧) + 1) ∈ ℝ)
30	19	adantr 482	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑀 ∈ ℝ)
31	29, 30	ifcld 4575	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ ℝ)
32		eluzelre 12833	. . . . . . . . 9 ⊢ (𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀)) → 𝑘 ∈ ℝ)
33	32	adantl 483	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑘 ∈ ℝ)
34		fllep1 13766	. . . . . . . . . 10 ⊢ (𝑧 ∈ ℝ → 𝑧 ≤ ((⌊‘𝑧) + 1))
35	27, 34	syl 17	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑧 ≤ ((⌊‘𝑧) + 1))
36		max2 13166	. . . . . . . . . 10 ⊢ ((𝑀 ∈ ℝ ∧ ((⌊‘𝑧) + 1) ∈ ℝ) → ((⌊‘𝑧) + 1) ≤ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))
37	30, 29, 36	syl2anc 585	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → ((⌊‘𝑧) + 1) ≤ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))
38	27, 29, 31, 35, 37	letrd 11371	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑧 ≤ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))
39		eluzle 12835	. . . . . . . . 9 ⊢ (𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀)) → if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ≤ 𝑘)
40	39	adantl 483	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ≤ 𝑘)
41	27, 31, 33, 38, 40	letrd 11371	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑧 ≤ 𝑘)
42		breq2 5153	. . . . . . . . 9 ⊢ (𝑤 = 𝑘 → (𝑧 ≤ 𝑤 ↔ 𝑧 ≤ 𝑘))
43	42	imbrov2fvoveq 7434	. . . . . . . 8 ⊢ (𝑤 = 𝑘 → ((𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦) ↔ (𝑧 ≤ 𝑘 → (abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)))
44		simplrr 777	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))
45		rlimclim1.4	. . . . . . . . . 10 ⊢ (𝜑 → 𝑍 ⊆ dom 𝐹)
46	45	ad3antrrr 729	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑍 ⊆ dom 𝐹)
47	25	uztrn2 12841	. . . . . . . . . 10 ⊢ ((if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ 𝑍 ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑘 ∈ 𝑍)
48	26, 47	sylan 581	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑘 ∈ 𝑍)
49	46, 48	sseldd 3984	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑘 ∈ dom 𝐹)
50	43, 44, 49	rspcdva 3614	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → (𝑧 ≤ 𝑘 → (abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦))
51	41, 50	mpd 15	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → (abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)
52	51	ralrimiva 3147	. . . . 5 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → ∀𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)
53		fveq2 6892	. . . . . . 7 ⊢ (𝑗 = if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) → (ℤ_≥‘𝑗) = (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀)))
54	53	raleqdv 3326	. . . . . 6 ⊢ (𝑗 = if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) → (∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦 ↔ ∀𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦))
55	54	rspcev 3613	. . . . 5 ⊢ ((if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ 𝑍 ∧ ∀𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦) → ∃𝑗 ∈ 𝑍 ∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)
56	26, 52, 55	syl2anc 585	. . . 4 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → ∃𝑗 ∈ 𝑍 ∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)
57	12, 56	rexlimddv 3162	. . 3 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → ∃𝑗 ∈ 𝑍 ∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)
58	57	ralrimiva 3147	. 2 ⊢ (𝜑 → ∀𝑦 ∈ ℝ⁺ ∃𝑗 ∈ 𝑍 ∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)
59		rlimpm 15444	. . . 4 ⊢ (𝐹 ⇝_𝑟 𝐴 → 𝐹 ∈ (ℂ ↑_pm ℝ))
60	5, 59	syl 17	. . 3 ⊢ (𝜑 → 𝐹 ∈ (ℂ ↑_pm ℝ))
61		eqidd 2734	. . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) = (𝐹‘𝑘))
62		rlimcl 15447	. . . 4 ⊢ (𝐹 ⇝_𝑟 𝐴 → 𝐴 ∈ ℂ)
63	5, 62	syl 17	. . 3 ⊢ (𝜑 → 𝐴 ∈ ℂ)
64	45	sselda 3983	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝑘 ∈ dom 𝐹)
65	7	ffvelcdmda 7087	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ dom 𝐹) → (𝐹‘𝑘) ∈ ℂ)
66	64, 65	syldan 592	. . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ)
67	25, 13, 60, 61, 63, 66	clim2c 15449	. 2 ⊢ (𝜑 → (𝐹 ⇝ 𝐴 ↔ ∀𝑦 ∈ ℝ⁺ ∃𝑗 ∈ 𝑍 ∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦))
68	58, 67	mpbird 257	1 ⊢ (𝜑 → 𝐹 ⇝ 𝐴)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 397 = wceq 1542 ∈ wcel 2107 ∀wral 3062 ∃wrex 3071 Vcvv 3475 ⊆ wss 3949 ifcif 4529 class class class wbr 5149 ↦ cmpt 5232 dom cdm 5677 ⟶wf 6540 ‘cfv 6544 (class class class)co 7409 ↑_pm cpm 8821 ℂcc 11108 ℝcr 11109 1c1 11111 + caddc 11113 < clt 11248 ≤ cle 11249 − cmin 11444 ℤcz 12558 ℤ_≥cuz 12822 ℝ⁺crp 12974 ⌊cfl 13755 abscabs 15181 ⇝ cli 15428 ⇝_𝑟 crli 15429

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-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

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-op 4636 df-uni 4910 df-iun 5000 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-2nd 7976 df-frecs 8266 df-wrecs 8297 df-recs 8371 df-rdg 8410 df-er 8703 df-pm 8823 df-en 8940 df-dom 8941 df-sdom 8942 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-nn 12213 df-n0 12473 df-z 12559 df-uz 12823 df-fl 13757 df-clim 15432 df-rlim 15433

This theorem is referenced by: rlimclim 15490 dchrisumlema 26991

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