Theorem cvgcmpce 15850

Description: A comparison test for convergence of a complex infinite series. (Contributed by NM, 25-Apr-2005.) (Revised by Mario Carneiro, 27-May-2014.)

Hypotheses

Ref	Expression
cvgcmpce.1	⊢ 𝑍 = (ℤ≥‘𝑀)
cvgcmpce.2	⊢ (𝜑 → 𝑁 ∈ 𝑍)
cvgcmpce.3	⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℝ)
cvgcmpce.4	⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) ∈ ℂ)
cvgcmpce.5	⊢ (𝜑 → seq𝑀( + , 𝐹) ∈ dom ⇝ )
cvgcmpce.6	⊢ (𝜑 → 𝐶 ∈ ℝ)
cvgcmpce.7	⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑁)) → (abs‘(𝐺‘𝑘)) ≤ (𝐶 · (𝐹‘𝑘)))

Assertion

Ref	Expression
cvgcmpce	⊢ (𝜑 → seq𝑀( + , 𝐺) ∈ dom ⇝ )

Distinct variable groups:   𝐶,𝑘   𝑘,𝐹   𝑘,𝐺   𝑘,𝑁   𝑘,𝑍   𝑘,𝑀   𝜑,𝑘

Proof of Theorem cvgcmpce

Dummy variables 𝑚 𝑗 𝑛 𝑥 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		cvgcmpce.1	. 2 ⊢ 𝑍 = (ℤ≥‘𝑀)
2		cvgcmpce.2	. . . . . 6 ⊢ (𝜑 → 𝑁 ∈ 𝑍)
3	2, 1	eleqtrdi 2848	. . . . 5 ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘𝑀))
4		eluzel2 12880	. . . . 5 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → 𝑀 ∈ ℤ)
5	3, 4	syl 17	. . . 4 ⊢ (𝜑 → 𝑀 ∈ ℤ)
6		cvgcmpce.4	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) ∈ ℂ)
7	1, 5, 6	serf 14067	. . 3 ⊢ (𝜑 → seq𝑀( + , 𝐺):𝑍⟶ℂ)
8	7	ffvelcdmda 7103	. 2 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (seq𝑀( + , 𝐺)‘𝑛) ∈ ℂ)
9		fveq2 6906	. . . . . . . . 9 ⊢ (𝑚 = 𝑘 → (𝐹‘𝑚) = (𝐹‘𝑘))
10	9	oveq2d 7446	. . . . . . . 8 ⊢ (𝑚 = 𝑘 → (𝐶 · (𝐹‘𝑚)) = (𝐶 · (𝐹‘𝑘)))
11		eqid 2734	. . . . . . . 8 ⊢ (𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚))) = (𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))
12		ovex 7463	. . . . . . . 8 ⊢ (𝐶 · (𝐹‘𝑘)) ∈ V
13	10, 11, 12	fvmpt 7015	. . . . . . 7 ⊢ (𝑘 ∈ 𝑍 → ((𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))‘𝑘) = (𝐶 · (𝐹‘𝑘)))
14	13	adantl 481	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))‘𝑘) = (𝐶 · (𝐹‘𝑘)))
15		cvgcmpce.6	. . . . . . . 8 ⊢ (𝜑 → 𝐶 ∈ ℝ)
16	15	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐶 ∈ ℝ)
17		cvgcmpce.3	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℝ)
18	16, 17	remulcld 11288	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐶 · (𝐹‘𝑘)) ∈ ℝ)
19	14, 18	eqeltrd 2838	. . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))‘𝑘) ∈ ℝ)
20		2fveq3 6911	. . . . . . . 8 ⊢ (𝑚 = 𝑘 → (abs‘(𝐺‘𝑚)) = (abs‘(𝐺‘𝑘)))
21		eqid 2734	. . . . . . . 8 ⊢ (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))) = (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))
22		fvex 6919	. . . . . . . 8 ⊢ (abs‘(𝐺‘𝑘)) ∈ V
23	20, 21, 22	fvmpt 7015	. . . . . . 7 ⊢ (𝑘 ∈ 𝑍 → ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘) = (abs‘(𝐺‘𝑘)))
24	23	adantl 481	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘) = (abs‘(𝐺‘𝑘)))
25	6	abscld 15471	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (abs‘(𝐺‘𝑘)) ∈ ℝ)
26	24, 25	eqeltrd 2838	. . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘) ∈ ℝ)
27	15	recnd 11286	. . . . . . 7 ⊢ (𝜑 → 𝐶 ∈ ℂ)
28		cvgcmpce.5	. . . . . . . 8 ⊢ (𝜑 → seq𝑀( + , 𝐹) ∈ dom ⇝ )
29		climdm 15586	. . . . . . . 8 ⊢ (seq𝑀( + , 𝐹) ∈ dom ⇝ ↔ seq𝑀( + , 𝐹) ⇝ ( ⇝ ‘seq𝑀( + , 𝐹)))
30	28, 29	sylib 218	. . . . . . 7 ⊢ (𝜑 → seq𝑀( + , 𝐹) ⇝ ( ⇝ ‘seq𝑀( + , 𝐹)))
31	17	recnd 11286	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ)
32	1, 5, 27, 30, 31, 14	isermulc2 15690	. . . . . 6 ⊢ (𝜑 → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))) ⇝ (𝐶 · ( ⇝ ‘seq𝑀( + , 𝐹))))
33		climrel 15524	. . . . . . 7 ⊢ Rel ⇝
34	33	releldmi 5961	. . . . . 6 ⊢ (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))) ⇝ (𝐶 · ( ⇝ ‘seq𝑀( + , 𝐹))) → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))) ∈ dom ⇝ )
35	32, 34	syl 17	. . . . 5 ⊢ (𝜑 → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))) ∈ dom ⇝ )
36	1	uztrn2 12894	. . . . . . 7 ⊢ ((𝑁 ∈ 𝑍 ∧ 𝑘 ∈ (ℤ≥‘𝑁)) → 𝑘 ∈ 𝑍)
37	2, 36	sylan 580	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑁)) → 𝑘 ∈ 𝑍)
38	6	absge0d 15479	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 0 ≤ (abs‘(𝐺‘𝑘)))
39	38, 24	breqtrrd 5175	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 0 ≤ ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘))
40	37, 39	syldan 591	. . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑁)) → 0 ≤ ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘))
41		cvgcmpce.7	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑁)) → (abs‘(𝐺‘𝑘)) ≤ (𝐶 · (𝐹‘𝑘)))
42	37, 23	syl 17	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑁)) → ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘) = (abs‘(𝐺‘𝑘)))
43	37, 13	syl 17	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑁)) → ((𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))‘𝑘) = (𝐶 · (𝐹‘𝑘)))
44	41, 42, 43	3brtr4d 5179	. . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑁)) → ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘) ≤ ((𝑚 ∈ 𝑍 ↦ (𝐶 · (𝐹‘𝑚)))‘𝑘))
45	1, 2, 19, 26, 35, 40, 44	cvgcmp 15848	. . . 4 ⊢ (𝜑 → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))) ∈ dom ⇝ )
46	1	climcau 15703	. . . 4 ⊢ ((𝑀 ∈ ℤ ∧ seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))) ∈ dom ⇝ ) → ∀𝑥 ∈ ℝ+ ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) < 𝑥)
47	5, 45, 46	syl2anc 584	. . 3 ⊢ (𝜑 → ∀𝑥 ∈ ℝ+ ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) < 𝑥)
48	1, 5, 26	serfre 14068	. . . . . . . . . . . . 13 ⊢ (𝜑 → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))):𝑍⟶ℝ)
49	48	ad2antrr 726	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))):𝑍⟶ℝ)
50	1	uztrn2 12894	. . . . . . . . . . . . 13 ⊢ ((𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗)) → 𝑛 ∈ 𝑍)
51	50	adantl 481	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 𝑛 ∈ 𝑍)
52	49, 51	ffvelcdmd 7104	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) ∈ ℝ)
53		simprl 771	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 𝑗 ∈ 𝑍)
54	49, 53	ffvelcdmd 7104	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗) ∈ ℝ)
55	52, 54	resubcld 11688	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) ∈ ℝ)
56		0red 11261	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 0 ∈ ℝ)
57	7	ad2antrr 726	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → seq𝑀( + , 𝐺):𝑍⟶ℂ)
58	57, 51	ffvelcdmd 7104	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (seq𝑀( + , 𝐺)‘𝑛) ∈ ℂ)
59	57, 53	ffvelcdmd 7104	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (seq𝑀( + , 𝐺)‘𝑗) ∈ ℂ)
60	58, 59	subcld 11617	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗)) ∈ ℂ)
61	60	abscld 15471	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) ∈ ℝ)
62	60	absge0d 15479	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 0 ≤ (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))))
63		fzfid 14010	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (𝑀...𝑛) ∈ Fin)
64		difss 4145	. . . . . . . . . . . . . 14 ⊢ ((𝑀...𝑛) ∖ (𝑀...𝑗)) ⊆ (𝑀...𝑛)
65		ssfi 9211	. . . . . . . . . . . . . 14 ⊢ (((𝑀...𝑛) ∈ Fin ∧ ((𝑀...𝑛) ∖ (𝑀...𝑗)) ⊆ (𝑀...𝑛)) → ((𝑀...𝑛) ∖ (𝑀...𝑗)) ∈ Fin)
66	63, 64, 65	sylancl 586	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((𝑀...𝑛) ∖ (𝑀...𝑗)) ∈ Fin)
67		eldifi 4140	. . . . . . . . . . . . . 14 ⊢ (𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗)) → 𝑘 ∈ (𝑀...𝑛))
68		simpll 767	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 𝜑)
69		elfzuz 13556	. . . . . . . . . . . . . . . 16 ⊢ (𝑘 ∈ (𝑀...𝑛) → 𝑘 ∈ (ℤ≥‘𝑀))
70	69, 1	eleqtrrdi 2849	. . . . . . . . . . . . . . 15 ⊢ (𝑘 ∈ (𝑀...𝑛) → 𝑘 ∈ 𝑍)
71	68, 70, 6	syl2an 596	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑛)) → (𝐺‘𝑘) ∈ ℂ)
72	67, 71	sylan2 593	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))) → (𝐺‘𝑘) ∈ ℂ)
73	66, 72	fsumabs 15833	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (abs‘Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(𝐺‘𝑘)) ≤ Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(abs‘(𝐺‘𝑘)))
74		eqidd 2735	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑛)) → (𝐺‘𝑘) = (𝐺‘𝑘))
75	51, 1	eleqtrdi 2848	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 𝑛 ∈ (ℤ≥‘𝑀))
76	74, 75, 71	fsumser 15762	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ (𝑀...𝑛)(𝐺‘𝑘) = (seq𝑀( + , 𝐺)‘𝑛))
77		eqidd 2735	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑗)) → (𝐺‘𝑘) = (𝐺‘𝑘))
78	53, 1	eleqtrdi 2848	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 𝑗 ∈ (ℤ≥‘𝑀))
79		elfzuz 13556	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑘 ∈ (𝑀...𝑗) → 𝑘 ∈ (ℤ≥‘𝑀))
80	79, 1	eleqtrrdi 2849	. . . . . . . . . . . . . . . . 17 ⊢ (𝑘 ∈ (𝑀...𝑗) → 𝑘 ∈ 𝑍)
81	68, 80, 6	syl2an 596	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑗)) → (𝐺‘𝑘) ∈ ℂ)
82	77, 78, 81	fsumser 15762	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ (𝑀...𝑗)(𝐺‘𝑘) = (seq𝑀( + , 𝐺)‘𝑗))
83	76, 82	oveq12d 7448	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (Σ𝑘 ∈ (𝑀...𝑛)(𝐺‘𝑘) − Σ𝑘 ∈ (𝑀...𝑗)(𝐺‘𝑘)) = ((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗)))
84		fzfid 14010	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (𝑀...𝑗) ∈ Fin)
85	84, 81	fsumcl 15765	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ (𝑀...𝑗)(𝐺‘𝑘) ∈ ℂ)
86	66, 72	fsumcl 15765	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(𝐺‘𝑘) ∈ ℂ)
87		disjdif 4477	. . . . . . . . . . . . . . . . 17 ⊢ ((𝑀...𝑗) ∩ ((𝑀...𝑛) ∖ (𝑀...𝑗))) = ∅
88	87	a1i 11	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((𝑀...𝑗) ∩ ((𝑀...𝑛) ∖ (𝑀...𝑗))) = ∅)
89		undif2 4482	. . . . . . . . . . . . . . . . 17 ⊢ ((𝑀...𝑗) ∪ ((𝑀...𝑛) ∖ (𝑀...𝑗))) = ((𝑀...𝑗) ∪ (𝑀...𝑛))
90		fzss2 13600	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑛 ∈ (ℤ≥‘𝑗) → (𝑀...𝑗) ⊆ (𝑀...𝑛))
91	90	ad2antll 729	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (𝑀...𝑗) ⊆ (𝑀...𝑛))
92		ssequn1 4195	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝑀...𝑗) ⊆ (𝑀...𝑛) ↔ ((𝑀...𝑗) ∪ (𝑀...𝑛)) = (𝑀...𝑛))
93	91, 92	sylib 218	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((𝑀...𝑗) ∪ (𝑀...𝑛)) = (𝑀...𝑛))
94	89, 93	eqtr2id 2787	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (𝑀...𝑛) = ((𝑀...𝑗) ∪ ((𝑀...𝑛) ∖ (𝑀...𝑗))))
95	88, 94, 63, 71	fsumsplit 15773	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ (𝑀...𝑛)(𝐺‘𝑘) = (Σ𝑘 ∈ (𝑀...𝑗)(𝐺‘𝑘) + Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(𝐺‘𝑘)))
96	85, 86, 95	mvrladdd 11673	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (Σ𝑘 ∈ (𝑀...𝑛)(𝐺‘𝑘) − Σ𝑘 ∈ (𝑀...𝑗)(𝐺‘𝑘)) = Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(𝐺‘𝑘))
97	83, 96	eqtr3d 2776	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗)) = Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(𝐺‘𝑘))
98	97	fveq2d 6910	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) = (abs‘Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(𝐺‘𝑘)))
99	70	adantl 481	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑛)) → 𝑘 ∈ 𝑍)
100	99, 23	syl 17	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑛)) → ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘) = (abs‘(𝐺‘𝑘)))
101		abscl 15313	. . . . . . . . . . . . . . . . 17 ⊢ ((𝐺‘𝑘) ∈ ℂ → (abs‘(𝐺‘𝑘)) ∈ ℝ)
102	101	recnd 11286	. . . . . . . . . . . . . . . 16 ⊢ ((𝐺‘𝑘) ∈ ℂ → (abs‘(𝐺‘𝑘)) ∈ ℂ)
103	71, 102	syl 17	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑛)) → (abs‘(𝐺‘𝑘)) ∈ ℂ)
104	100, 75, 103	fsumser 15762	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ (𝑀...𝑛)(abs‘(𝐺‘𝑘)) = (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛))
105	80	adantl 481	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑗)) → 𝑘 ∈ 𝑍)
106	105, 23	syl 17	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑗)) → ((𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚)))‘𝑘) = (abs‘(𝐺‘𝑘)))
107	81, 102	syl 17	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ (𝑀...𝑗)) → (abs‘(𝐺‘𝑘)) ∈ ℂ)
108	106, 78, 107	fsumser 15762	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ (𝑀...𝑗)(abs‘(𝐺‘𝑘)) = (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))
109	104, 108	oveq12d 7448	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (Σ𝑘 ∈ (𝑀...𝑛)(abs‘(𝐺‘𝑘)) − Σ𝑘 ∈ (𝑀...𝑗)(abs‘(𝐺‘𝑘))) = ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)))
110	84, 107	fsumcl 15765	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ (𝑀...𝑗)(abs‘(𝐺‘𝑘)) ∈ ℂ)
111	72, 102	syl 17	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) ∧ 𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))) → (abs‘(𝐺‘𝑘)) ∈ ℂ)
112	66, 111	fsumcl 15765	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(abs‘(𝐺‘𝑘)) ∈ ℂ)
113	88, 94, 63, 103	fsumsplit 15773	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → Σ𝑘 ∈ (𝑀...𝑛)(abs‘(𝐺‘𝑘)) = (Σ𝑘 ∈ (𝑀...𝑗)(abs‘(𝐺‘𝑘)) + Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(abs‘(𝐺‘𝑘))))
114	110, 112, 113	mvrladdd 11673	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (Σ𝑘 ∈ (𝑀...𝑛)(abs‘(𝐺‘𝑘)) − Σ𝑘 ∈ (𝑀...𝑗)(abs‘(𝐺‘𝑘))) = Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(abs‘(𝐺‘𝑘)))
115	109, 114	eqtr3d 2776	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) = Σ𝑘 ∈ ((𝑀...𝑛) ∖ (𝑀...𝑗))(abs‘(𝐺‘𝑘)))
116	73, 98, 115	3brtr4d 5179	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) ≤ ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)))
117	56, 61, 55, 62, 116	letrd 11415	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 0 ≤ ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)))
118	55, 117	absidd 15457	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) = ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)))
119	118	breq1d 5157	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) < 𝑥 ↔ ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) < 𝑥))
120		rpre 13040	. . . . . . . . . . 11 ⊢ (𝑥 ∈ ℝ+ → 𝑥 ∈ ℝ)
121	120	ad2antlr 727	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → 𝑥 ∈ ℝ)
122		lelttr 11348	. . . . . . . . . 10 ⊢ (((abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) ∈ ℝ ∧ ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) ∈ ℝ ∧ 𝑥 ∈ ℝ) → (((abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) ≤ ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) ∧ ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) < 𝑥) → (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥))
123	61, 55, 121, 122	syl3anc 1370	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (((abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) ≤ ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) ∧ ((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) < 𝑥) → (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥))
124	116, 123	mpand 695	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗)) < 𝑥 → (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥))
125	119, 124	sylbid 240	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → ((abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) < 𝑥 → (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥))
126	125	anassrs 467	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ 𝑗 ∈ 𝑍) ∧ 𝑛 ∈ (ℤ≥‘𝑗)) → ((abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) < 𝑥 → (abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥))
127	126	ralimdva 3164	. . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ+) ∧ 𝑗 ∈ 𝑍) → (∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) < 𝑥 → ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥))
128	127	reximdva 3165	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ+) → (∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) < 𝑥 → ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥))
129	128	ralimdva 3164	. . 3 ⊢ (𝜑 → (∀𝑥 ∈ ℝ+ ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑛) − (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ (abs‘(𝐺‘𝑚))))‘𝑗))) < 𝑥 → ∀𝑥 ∈ ℝ+ ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥))
130	47, 129	mpd 15	. 2 ⊢ (𝜑 → ∀𝑥 ∈ ℝ+ ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘((seq𝑀( + , 𝐺)‘𝑛) − (seq𝑀( + , 𝐺)‘𝑗))) < 𝑥)
131		seqex 14040	. . 3 ⊢ seq𝑀( + , 𝐺) ∈ V
132	131	a1i 11	. 2 ⊢ (𝜑 → seq𝑀( + , 𝐺) ∈ V)
133	1, 8, 130, 132	caucvg 15711	1 ⊢ (𝜑 → seq𝑀( + , 𝐺) ∈ dom ⇝ )

Syntax hints:   → wi 4   ∧ wa 395   = wceq 1536   ∈ wcel 2105  ∀wral 3058  ∃wrex 3067  Vcvv 3477   ∖ cdif 3959   ∪ cun 3960   ∩ cin 3961   ⊆ wss 3962  ∅c0 4338   class class class wbr 5147   ↦ cmpt 5230  dom cdm 5688  ⟶wf 6558  ‘cfv 6562  (class class class)co 7430  Fincfn 8983  ℂcc 11150  ℝcr 11151  0cc0 11152   + caddc 11155   · cmul 11157   < clt 11292   ≤ cle 11293   − cmin 11489  ℤcz 12610  ℤ_≥cuz 12875  ℝ⁺crp 13031  ...cfz 13543  seqcseq 14038  abscabs 15269   ⇝ cli 15516  Σcsu 15718

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1791  ax-4 1805  ax-5 1907  ax-6 1964  ax-7 2004  ax-8 2107  ax-9 2115  ax-10 2138  ax-11 2154  ax-12 2174  ax-ext 2705  ax-rep 5284  ax-sep 5301  ax-nul 5311  ax-pow 5370  ax-pr 5437  ax-un 7753  ax-inf2 9678  ax-cnex 11208  ax-resscn 11209  ax-1cn 11210  ax-icn 11211  ax-addcl 11212  ax-addrcl 11213  ax-mulcl 11214  ax-mulrcl 11215  ax-mulcom 11216  ax-addass 11217  ax-mulass 11218  ax-distr 11219  ax-i2m1 11220  ax-1ne0 11221  ax-1rid 11222  ax-rnegex 11223  ax-rrecex 11224  ax-cnre 11225  ax-pre-lttri 11226  ax-pre-lttrn 11227  ax-pre-ltadd 11228  ax-pre-mulgt0 11229  ax-pre-sup 11230

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-tru 1539  df-fal 1549  df-ex 1776  df-nf 1780  df-sb 2062  df-mo 2537  df-eu 2566  df-clab 2712  df-cleq 2726  df-clel 2813  df-nfc 2889  df-ne 2938  df-nel 3044  df-ral 3059  df-rex 3068  df-rmo 3377  df-reu 3378  df-rab 3433  df-v 3479  df-sbc 3791  df-csb 3908  df-dif 3965  df-un 3967  df-in 3969  df-ss 3979  df-pss 3982  df-nul 4339  df-if 4531  df-pw 4606  df-sn 4631  df-pr 4633  df-op 4637  df-uni 4912  df-int 4951  df-iun 4997  df-br 5148  df-opab 5210  df-mpt 5231  df-tr 5265  df-id 5582  df-eprel 5588  df-po 5596  df-so 5597  df-fr 5640  df-se 5641  df-we 5642  df-xp 5694  df-rel 5695  df-cnv 5696  df-co 5697  df-dm 5698  df-rn 5699  df-res 5700  df-ima 5701  df-pred 6322  df-ord 6388  df-on 6389  df-lim 6390  df-suc 6391  df-iota 6515  df-fun 6564  df-fn 6565  df-f 6566  df-f1 6567  df-fo 6568  df-f1o 6569  df-fv 6570  df-isom 6571  df-riota 7387  df-ov 7433  df-oprab 7434  df-mpo 7435  df-om 7887  df-1st 8012  df-2nd 8013  df-frecs 8304  df-wrecs 8335  df-recs 8409  df-rdg 8448  df-1o 8504  df-er 8743  df-pm 8867  df-en 8984  df-dom 8985  df-sdom 8986  df-fin 8987  df-sup 9479  df-inf 9480  df-oi 9547  df-card 9976  df-pnf 11294  df-mnf 11295  df-xr 11296  df-ltxr 11297  df-le 11298  df-sub 11491  df-neg 11492  df-div 11918  df-nn 12264  df-2 12326  df-3 12327  df-n0 12524  df-z 12611  df-uz 12876  df-rp 13032  df-ico 13389  df-fz 13544  df-fzo 13691  df-fl 13828  df-seq 14039  df-exp 14099  df-hash 14366  df-cj 15134  df-re 15135  df-im 15136  df-sqrt 15270  df-abs 15271  df-limsup 15503  df-clim 15520  df-rlim 15521  df-sum 15719

This theorem is referenced by:  abscvgcvg  15851  geomulcvg  15908  cvgrat  15915  radcnvlem1  26470  radcnvlem2  26471  dvradcnv  26478  abelthlem5  26493  abelthlem7  26496  logtayllem  26715  binomcxplemnn0  44344