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Theorem rlimclim1 15493

Description: Forward direction of rlimclim 15494. (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 6903	. . . . . . 7 ⊢ (𝐹‘𝑤) ∈ V
2	1	rgenw 3063	. . . . . 6 ⊢ ∀𝑤 ∈ dom 𝐹(𝐹‘𝑤) ∈ V
3	2	a1i 11	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → ∀𝑤 ∈ dom 𝐹(𝐹‘𝑤) ∈ V)
4		simpr 483	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → 𝑦 ∈ ℝ⁺)
5		rlimclim1.3	. . . . . . . . 9 ⊢ (𝜑 → 𝐹 ⇝_𝑟 𝐴)
6		rlimf 15449	. . . . . . . . 9 ⊢ (𝐹 ⇝_𝑟 𝐴 → 𝐹:dom 𝐹⟶ℂ)
7	5, 6	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝐹:dom 𝐹⟶ℂ)
8	7	adantr 479	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → 𝐹:dom 𝐹⟶ℂ)
9	8	feqmptd 6959	. . . . . 6 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → 𝐹 = (𝑤 ∈ dom 𝐹 ↦ (𝐹‘𝑤)))
10	5	adantr 479	. . . . . 6 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → 𝐹 ⇝_𝑟 𝐴)
11	9, 10	eqbrtrrd 5171	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → (𝑤 ∈ dom 𝐹 ↦ (𝐹‘𝑤)) ⇝_𝑟 𝐴)
12	3, 4, 11	rlimi 15461	. . . 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 722	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → 𝑀 ∈ ℤ)
15		flcl 13764	. . . . . . . . . 10 ⊢ (𝑧 ∈ ℝ → (⌊‘𝑧) ∈ ℤ)
16	15	peano2zd 12673	. . . . . . . . 9 ⊢ (𝑧 ∈ ℝ → ((⌊‘𝑧) + 1) ∈ ℤ)
17	16	ad2antrl 724	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → ((⌊‘𝑧) + 1) ∈ ℤ)
18	17, 14	ifcld 4573	. . . . . . 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 12670	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → 𝑀 ∈ ℝ)
20	17	zred 12670	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ ℝ⁺) ∧ (𝑧 ∈ ℝ ∧ ∀𝑤 ∈ dom 𝐹(𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦))) → ((⌊‘𝑧) + 1) ∈ ℝ)
21		max1 13168	. . . . . . . 8 ⊢ ((𝑀 ∈ ℝ ∧ ((⌊‘𝑧) + 1) ∈ ℝ) → 𝑀 ≤ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))
22	19, 20, 21	syl2anc 582	. . . . . . 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 12832	. . . . . . 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 1341	. . . . . 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 2842	. . . . 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 773	. . . . . . . 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 12670	. . . . . . . . . 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 479	. . . . . . . . 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 4573	. . . . . . . 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 12837	. . . . . . . . 9 ⊢ (𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀)) → 𝑘 ∈ ℝ)
33	32	adantl 480	. . . . . . . 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 13770	. . . . . . . . . 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 13170	. . . . . . . . . 10 ⊢ ((𝑀 ∈ ℝ ∧ ((⌊‘𝑧) + 1) ∈ ℝ) → ((⌊‘𝑧) + 1) ≤ if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))
37	30, 29, 36	syl2anc 582	. . . . . . . . 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 11375	. . . . . . . 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 12839	. . . . . . . . 9 ⊢ (𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀)) → if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ≤ 𝑘)
40	39	adantl 480	. . . . . . . 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 11375	. . . . . . 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 5151	. . . . . . . . 9 ⊢ (𝑤 = 𝑘 → (𝑧 ≤ 𝑤 ↔ 𝑧 ≤ 𝑘))
43	42	imbrov2fvoveq 7436	. . . . . . . 8 ⊢ (𝑤 = 𝑘 → ((𝑧 ≤ 𝑤 → (abs‘((𝐹‘𝑤) − 𝐴)) < 𝑦) ↔ (𝑧 ≤ 𝑘 → (abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)))
44		simplrr 774	. . . . . . . 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 726	. . . . . . . . 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 12845	. . . . . . . . . 10 ⊢ ((if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) ∈ 𝑍 ∧ 𝑘 ∈ (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀))) → 𝑘 ∈ 𝑍)
48	26, 47	sylan 578	. . . . . . . . 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 3982	. . . . . . . 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 3612	. . . . . . 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 3144	. . . . 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 6890	. . . . . . 7 ⊢ (𝑗 = if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀) → (ℤ_≥‘𝑗) = (ℤ_≥‘if(𝑀 ≤ ((⌊‘𝑧) + 1), ((⌊‘𝑧) + 1), 𝑀)))
54	53	raleqdv 3323	. . . . . 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 3611	. . . . 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 582	. . . 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 3159	. . 3 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ⁺) → ∃𝑗 ∈ 𝑍 ∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)
58	57	ralrimiva 3144	. 2 ⊢ (𝜑 → ∀𝑦 ∈ ℝ⁺ ∃𝑗 ∈ 𝑍 ∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦)
59		rlimpm 15448	. . . 4 ⊢ (𝐹 ⇝_𝑟 𝐴 → 𝐹 ∈ (ℂ ↑_pm ℝ))
60	5, 59	syl 17	. . 3 ⊢ (𝜑 → 𝐹 ∈ (ℂ ↑_pm ℝ))
61		eqidd 2731	. . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) = (𝐹‘𝑘))
62		rlimcl 15451	. . . 4 ⊢ (𝐹 ⇝_𝑟 𝐴 → 𝐴 ∈ ℂ)
63	5, 62	syl 17	. . 3 ⊢ (𝜑 → 𝐴 ∈ ℂ)
64	45	sselda 3981	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝑘 ∈ dom 𝐹)
65	7	ffvelcdmda 7085	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ dom 𝐹) → (𝐹‘𝑘) ∈ ℂ)
66	64, 65	syldan 589	. . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ)
67	25, 13, 60, 61, 63, 66	clim2c 15453	. 2 ⊢ (𝜑 → (𝐹 ⇝ 𝐴 ↔ ∀𝑦 ∈ ℝ⁺ ∃𝑗 ∈ 𝑍 ∀𝑘 ∈ (ℤ_≥‘𝑗)(abs‘((𝐹‘𝑘) − 𝐴)) < 𝑦))
68	58, 67	mpbird 256	1 ⊢ (𝜑 → 𝐹 ⇝ 𝐴)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 394 = wceq 1539 ∈ wcel 2104 ∀wral 3059 ∃wrex 3068 Vcvv 3472 ⊆ wss 3947 ifcif 4527 class class class wbr 5147 ↦ cmpt 5230 dom cdm 5675 ⟶wf 6538 ‘cfv 6542 (class class class)co 7411 ↑_pm cpm 8823 ℂcc 11110 ℝcr 11111 1c1 11113 + caddc 11115 < clt 11252 ≤ cle 11253 − cmin 11448 ℤcz 12562 ℤ_≥cuz 12826 ℝ⁺crp 12978 ⌊cfl 13759 abscabs 15185 ⇝ cli 15432 ⇝_𝑟 crli 15433

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 1911 ax-6 1969 ax-7 2009 ax-8 2106 ax-9 2114 ax-10 2135 ax-11 2152 ax-12 2169 ax-ext 2701 ax-sep 5298 ax-nul 5305 ax-pow 5362 ax-pr 5426 ax-un 7727 ax-cnex 11168 ax-resscn 11169 ax-1cn 11170 ax-icn 11171 ax-addcl 11172 ax-addrcl 11173 ax-mulcl 11174 ax-mulrcl 11175 ax-mulcom 11176 ax-addass 11177 ax-mulass 11178 ax-distr 11179 ax-i2m1 11180 ax-1ne0 11181 ax-1rid 11182 ax-rnegex 11183 ax-rrecex 11184 ax-cnre 11185 ax-pre-lttri 11186 ax-pre-lttrn 11187 ax-pre-ltadd 11188 ax-pre-mulgt0 11189 ax-pre-sup 11190

This theorem depends on definitions: df-bi 206 df-an 395 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2532 df-eu 2561 df-clab 2708 df-cleq 2722 df-clel 2808 df-nfc 2883 df-ne 2939 df-nel 3045 df-ral 3060 df-rex 3069 df-rmo 3374 df-reu 3375 df-rab 3431 df-v 3474 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4322 df-if 4528 df-pw 4603 df-sn 4628 df-pr 4630 df-op 4634 df-uni 4908 df-iun 4998 df-br 5148 df-opab 5210 df-mpt 5231 df-tr 5265 df-id 5573 df-eprel 5579 df-po 5587 df-so 5588 df-fr 5630 df-we 5632 df-xp 5681 df-rel 5682 df-cnv 5683 df-co 5684 df-dm 5685 df-rn 5686 df-res 5687 df-ima 5688 df-pred 6299 df-ord 6366 df-on 6367 df-lim 6368 df-suc 6369 df-iota 6494 df-fun 6544 df-fn 6545 df-f 6546 df-f1 6547 df-fo 6548 df-f1o 6549 df-fv 6550 df-riota 7367 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7858 df-2nd 7978 df-frecs 8268 df-wrecs 8299 df-recs 8373 df-rdg 8412 df-er 8705 df-pm 8825 df-en 8942 df-dom 8943 df-sdom 8944 df-sup 9439 df-inf 9440 df-pnf 11254 df-mnf 11255 df-xr 11256 df-ltxr 11257 df-le 11258 df-sub 11450 df-neg 11451 df-nn 12217 df-n0 12477 df-z 12563 df-uz 12827 df-fl 13761 df-clim 15436 df-rlim 15437

This theorem is referenced by: rlimclim 15494 dchrisumlema 27227

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