Theorem sge0isum 40644

Description: If a series of nonnegative reals is convergent, then it agrees with the generalized sum of nonnegative extended reals. (Contributed by Glauco Siliprandi, 11-Oct-2020.)

Hypotheses

Ref	Expression
sge0isum.m	⊢ (𝜑 → 𝑀 ∈ ℤ)
sge0isum.z	⊢ 𝑍 = (ℤ≥‘𝑀)
sge0isum.f	⊢ (𝜑 → 𝐹:𝑍⟶(0[,)+∞))
sge0isum.g	⊢ 𝐺 = seq𝑀( + , 𝐹)
sge0isum.gcnv	⊢ (𝜑 → 𝐺 ⇝ 𝐵)

Assertion

Ref	Expression
sge0isum	⊢ (𝜑 → (Σ^‘𝐹) = 𝐵)

Proof of Theorem sge0isum

Dummy variables 𝑥 𝑘 𝑖 𝑗 𝑦 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		sge0isum.z	. . . . . 6 ⊢ 𝑍 = (ℤ≥‘𝑀)
2		fvex 6201	. . . . . 6 ⊢ (ℤ≥‘𝑀) ∈ V
3	1, 2	eqeltri 2697	. . . . 5 ⊢ 𝑍 ∈ V
4	3	a1i 11	. . . 4 ⊢ (𝜑 → 𝑍 ∈ V)
5		sge0isum.f	. . . . 5 ⊢ (𝜑 → 𝐹:𝑍⟶(0[,)+∞))
6		icossicc 12260	. . . . . 6 ⊢ (0[,)+∞) ⊆ (0[,]+∞)
7	6	a1i 11	. . . . 5 ⊢ (𝜑 → (0[,)+∞) ⊆ (0[,]+∞))
8	5, 7	fssd 6057	. . . 4 ⊢ (𝜑 → 𝐹:𝑍⟶(0[,]+∞))
9	4, 8	sge0xrcl 40602	. . 3 ⊢ (𝜑 → (Σ^‘𝐹) ∈ ℝ*)
10		sge0isum.m	. . . . 5 ⊢ (𝜑 → 𝑀 ∈ ℤ)
11		sge0isum.g	. . . . . 6 ⊢ 𝐺 = seq𝑀( + , 𝐹)
12		eqidd 2623	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) = (𝐹‘𝑘))
13		rge0ssre 12280	. . . . . . 7 ⊢ (0[,)+∞) ⊆ ℝ
14	5	ffvelrnda 6359	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ (0[,)+∞))
15	13, 14	sseldi 3601	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℝ)
16		0xr 10086	. . . . . . . 8 ⊢ 0 ∈ ℝ*
17	16	a1i 11	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 0 ∈ ℝ*)
18		pnfxr 10092	. . . . . . . 8 ⊢ +∞ ∈ ℝ*
19	18	a1i 11	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → +∞ ∈ ℝ*)
20		icogelb 12225	. . . . . . 7 ⊢ ((0 ∈ ℝ* ∧ +∞ ∈ ℝ* ∧ (𝐹‘𝑘) ∈ (0[,)+∞)) → 0 ≤ (𝐹‘𝑘))
21	17, 19, 14, 20	syl3anc 1326	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 0 ≤ (𝐹‘𝑘))
22		seqex 12803	. . . . . . . . . . 11 ⊢ seq𝑀( + , 𝐹) ∈ V
23	11, 22	eqeltri 2697	. . . . . . . . . 10 ⊢ 𝐺 ∈ V
24	23	a1i 11	. . . . . . . . 9 ⊢ (𝜑 → 𝐺 ∈ V)
25		sge0isum.gcnv	. . . . . . . . . 10 ⊢ (𝜑 → 𝐺 ⇝ 𝐵)
26		climcl 14230	. . . . . . . . . 10 ⊢ (𝐺 ⇝ 𝐵 → 𝐵 ∈ ℂ)
27	25, 26	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 𝐵 ∈ ℂ)
28		breldmg 5330	. . . . . . . . 9 ⊢ ((𝐺 ∈ V ∧ 𝐵 ∈ ℂ ∧ 𝐺 ⇝ 𝐵) → 𝐺 ∈ dom ⇝ )
29	24, 27, 25, 28	syl3anc 1326	. . . . . . . 8 ⊢ (𝜑 → 𝐺 ∈ dom ⇝ )
30	11	a1i 11	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝐺 = seq𝑀( + , 𝐹))
31	30	fveq1d 6193	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (𝐺‘𝑗) = (seq𝑀( + , 𝐹)‘𝑗))
32	1	eleq2i 2693	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ 𝑍 ↔ 𝑗 ∈ (ℤ≥‘𝑀))
33	32	biimpi 206	. . . . . . . . . . . . 13 ⊢ (𝑗 ∈ 𝑍 → 𝑗 ∈ (ℤ≥‘𝑀))
34	33	adantl 482	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝑗 ∈ (ℤ≥‘𝑀))
35		simpll 790	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → 𝜑)
36		elfzuz 12338	. . . . . . . . . . . . . . 15 ⊢ (𝑘 ∈ (𝑀...𝑗) → 𝑘 ∈ (ℤ≥‘𝑀))
37	36, 1	syl6eleqr 2712	. . . . . . . . . . . . . 14 ⊢ (𝑘 ∈ (𝑀...𝑗) → 𝑘 ∈ 𝑍)
38	37	adantl 482	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → 𝑘 ∈ 𝑍)
39	35, 38, 15	syl2anc 693	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → (𝐹‘𝑘) ∈ ℝ)
40		readdcl 10019	. . . . . . . . . . . . 13 ⊢ ((𝑘 ∈ ℝ ∧ 𝑖 ∈ ℝ) → (𝑘 + 𝑖) ∈ ℝ)
41	40	adantl 482	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ (𝑘 ∈ ℝ ∧ 𝑖 ∈ ℝ)) → (𝑘 + 𝑖) ∈ ℝ)
42	34, 39, 41	seqcl 12821	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , 𝐹)‘𝑗) ∈ ℝ)
43	31, 42	eqeltrd 2701	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (𝐺‘𝑗) ∈ ℝ)
44	43	recnd 10068	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (𝐺‘𝑗) ∈ ℂ)
45	44	ralrimiva 2966	. . . . . . . 8 ⊢ (𝜑 → ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ∈ ℂ)
46	1	climbdd 14402	. . . . . . . 8 ⊢ ((𝑀 ∈ ℤ ∧ 𝐺 ∈ dom ⇝ ∧ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ∈ ℂ) → ∃𝑥 ∈ ℝ ∀𝑗 ∈ 𝑍 (abs‘(𝐺‘𝑗)) ≤ 𝑥)
47	10, 29, 45, 46	syl3anc 1326	. . . . . . 7 ⊢ (𝜑 → ∃𝑥 ∈ ℝ ∀𝑗 ∈ 𝑍 (abs‘(𝐺‘𝑗)) ≤ 𝑥)
48	43	ad4ant13 1292	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ 𝑍) ∧ (abs‘(𝐺‘𝑗)) ≤ 𝑥) → (𝐺‘𝑗) ∈ ℝ)
49	44	ad4ant13 1292	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ 𝑍) ∧ (abs‘(𝐺‘𝑗)) ≤ 𝑥) → (𝐺‘𝑗) ∈ ℂ)
50	49	abscld 14175	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ 𝑍) ∧ (abs‘(𝐺‘𝑗)) ≤ 𝑥) → (abs‘(𝐺‘𝑗)) ∈ ℝ)
51		simpllr 799	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ 𝑍) ∧ (abs‘(𝐺‘𝑗)) ≤ 𝑥) → 𝑥 ∈ ℝ)
52	48	leabsd 14153	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ 𝑍) ∧ (abs‘(𝐺‘𝑗)) ≤ 𝑥) → (𝐺‘𝑗) ≤ (abs‘(𝐺‘𝑗)))
53		simpr 477	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ 𝑍) ∧ (abs‘(𝐺‘𝑗)) ≤ 𝑥) → (abs‘(𝐺‘𝑗)) ≤ 𝑥)
54	48, 50, 51, 52, 53	letrd 10194	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ 𝑍) ∧ (abs‘(𝐺‘𝑗)) ≤ 𝑥) → (𝐺‘𝑗) ≤ 𝑥)
55	54	ex 450	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ 𝑍) → ((abs‘(𝐺‘𝑗)) ≤ 𝑥 → (𝐺‘𝑗) ≤ 𝑥))
56	55	ralimdva 2962	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (∀𝑗 ∈ 𝑍 (abs‘(𝐺‘𝑗)) ≤ 𝑥 → ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥))
57	56	reximdva 3017	. . . . . . 7 ⊢ (𝜑 → (∃𝑥 ∈ ℝ ∀𝑗 ∈ 𝑍 (abs‘(𝐺‘𝑗)) ≤ 𝑥 → ∃𝑥 ∈ ℝ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥))
58	47, 57	mpd 15	. . . . . 6 ⊢ (𝜑 → ∃𝑥 ∈ ℝ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥)
59	1, 11, 10, 12, 15, 21, 58	isumsup2 14578	. . . . 5 ⊢ (𝜑 → 𝐺 ⇝ sup(ran 𝐺, ℝ, < ))
60	1, 10, 59, 43	climrecl 14314	. . . 4 ⊢ (𝜑 → sup(ran 𝐺, ℝ, < ) ∈ ℝ)
61	60	rexrd 10089	. . 3 ⊢ (𝜑 → sup(ran 𝐺, ℝ, < ) ∈ ℝ*)
62	5	feqmptd 6249	. . . . 5 ⊢ (𝜑 → 𝐹 = (𝑘 ∈ 𝑍 ↦ (𝐹‘𝑘)))
63	62	fveq2d 6195	. . . 4 ⊢ (𝜑 → (Σ^‘𝐹) = (Σ^‘(𝑘 ∈ 𝑍 ↦ (𝐹‘𝑘))))
64		mpteq1 4737	. . . . . . . . . . 11 ⊢ (𝑦 = ∅ → (𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘)) = (𝑘 ∈ ∅ ↦ (𝐹‘𝑘)))
65	64	fveq2d 6195	. . . . . . . . . 10 ⊢ (𝑦 = ∅ → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) = (Σ^‘(𝑘 ∈ ∅ ↦ (𝐹‘𝑘))))
66		mpt0 6021	. . . . . . . . . . . . 13 ⊢ (𝑘 ∈ ∅ ↦ (𝐹‘𝑘)) = ∅
67	66	fveq2i 6194	. . . . . . . . . . . 12 ⊢ (Σ^‘(𝑘 ∈ ∅ ↦ (𝐹‘𝑘))) = (Σ^‘∅)
68		sge00 40593	. . . . . . . . . . . 12 ⊢ (Σ^‘∅) = 0
69	67, 68	eqtri 2644	. . . . . . . . . . 11 ⊢ (Σ^‘(𝑘 ∈ ∅ ↦ (𝐹‘𝑘))) = 0
70	69	a1i 11	. . . . . . . . . 10 ⊢ (𝑦 = ∅ → (Σ^‘(𝑘 ∈ ∅ ↦ (𝐹‘𝑘))) = 0)
71	65, 70	eqtrd 2656	. . . . . . . . 9 ⊢ (𝑦 = ∅ → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) = 0)
72	71	adantl 482	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) = 0)
73		0red 10041	. . . . . . . . . 10 ⊢ (𝜑 → 0 ∈ ℝ)
74	40	adantl 482	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑘 ∈ ℝ ∧ 𝑖 ∈ ℝ)) → (𝑘 + 𝑖) ∈ ℝ)
75	1, 10, 15, 74	seqf 12822	. . . . . . . . . . . . 13 ⊢ (𝜑 → seq𝑀( + , 𝐹):𝑍⟶ℝ)
76	11	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐺 = seq𝑀( + , 𝐹))
77	76	feq1d 6030	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝐺:𝑍⟶ℝ ↔ seq𝑀( + , 𝐹):𝑍⟶ℝ))
78	75, 77	mpbird 247	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐺:𝑍⟶ℝ)
79		frn 6053	. . . . . . . . . . . 12 ⊢ (𝐺:𝑍⟶ℝ → ran 𝐺 ⊆ ℝ)
80	78, 79	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → ran 𝐺 ⊆ ℝ)
81		ffun 6048	. . . . . . . . . . . . 13 ⊢ (𝐺:𝑍⟶ℝ → Fun 𝐺)
82	78, 81	syl 17	. . . . . . . . . . . 12 ⊢ (𝜑 → Fun 𝐺)
83		uzid 11702	. . . . . . . . . . . . . . 15 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ (ℤ≥‘𝑀))
84	10, 83	syl 17	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑀 ∈ (ℤ≥‘𝑀))
85	1	eqcomi 2631	. . . . . . . . . . . . . 14 ⊢ (ℤ≥‘𝑀) = 𝑍
86	84, 85	syl6eleq 2711	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑀 ∈ 𝑍)
87		fdm 6051	. . . . . . . . . . . . . . 15 ⊢ (𝐺:𝑍⟶ℝ → dom 𝐺 = 𝑍)
88	78, 87	syl 17	. . . . . . . . . . . . . 14 ⊢ (𝜑 → dom 𝐺 = 𝑍)
89	88	eqcomd 2628	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑍 = dom 𝐺)
90	86, 89	eleqtrd 2703	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑀 ∈ dom 𝐺)
91		fvelrn 6352	. . . . . . . . . . . 12 ⊢ ((Fun 𝐺 ∧ 𝑀 ∈ dom 𝐺) → (𝐺‘𝑀) ∈ ran 𝐺)
92	82, 90, 91	syl2anc 693	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐺‘𝑀) ∈ ran 𝐺)
93	80, 92	sseldd 3604	. . . . . . . . . 10 ⊢ (𝜑 → (𝐺‘𝑀) ∈ ℝ)
94	16	a1i 11	. . . . . . . . . . . 12 ⊢ (𝜑 → 0 ∈ ℝ*)
95	18	a1i 11	. . . . . . . . . . . 12 ⊢ (𝜑 → +∞ ∈ ℝ*)
96	5, 86	ffvelrnd 6360	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐹‘𝑀) ∈ (0[,)+∞))
97		icogelb 12225	. . . . . . . . . . . 12 ⊢ ((0 ∈ ℝ* ∧ +∞ ∈ ℝ* ∧ (𝐹‘𝑀) ∈ (0[,)+∞)) → 0 ≤ (𝐹‘𝑀))
98	94, 95, 96, 97	syl3anc 1326	. . . . . . . . . . 11 ⊢ (𝜑 → 0 ≤ (𝐹‘𝑀))
99	11	fveq1i 6192	. . . . . . . . . . . . 13 ⊢ (𝐺‘𝑀) = (seq𝑀( + , 𝐹)‘𝑀)
100	99	a1i 11	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐺‘𝑀) = (seq𝑀( + , 𝐹)‘𝑀))
101		seq1 12814	. . . . . . . . . . . . 13 ⊢ (𝑀 ∈ ℤ → (seq𝑀( + , 𝐹)‘𝑀) = (𝐹‘𝑀))
102	10, 101	syl 17	. . . . . . . . . . . 12 ⊢ (𝜑 → (seq𝑀( + , 𝐹)‘𝑀) = (𝐹‘𝑀))
103	100, 102	eqtr2d 2657	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐹‘𝑀) = (𝐺‘𝑀))
104	98, 103	breqtrd 4679	. . . . . . . . . 10 ⊢ (𝜑 → 0 ≤ (𝐺‘𝑀))
105		ne0i 3921	. . . . . . . . . . . 12 ⊢ ((𝐺‘𝑀) ∈ ran 𝐺 → ran 𝐺 ≠ ∅)
106	92, 105	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → ran 𝐺 ≠ ∅)
107		simpr 477	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ 𝑧 ∈ ran 𝐺) → 𝑧 ∈ ran 𝐺)
108		ffn 6045	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝐺:𝑍⟶ℝ → 𝐺 Fn 𝑍)
109	78, 108	syl 17	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝜑 → 𝐺 Fn 𝑍)
110		fvelrnb 6243	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝐺 Fn 𝑍 → (𝑧 ∈ ran 𝐺 ↔ ∃𝑗 ∈ 𝑍 (𝐺‘𝑗) = 𝑧))
111	109, 110	syl 17	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → (𝑧 ∈ ran 𝐺 ↔ ∃𝑗 ∈ 𝑍 (𝐺‘𝑗) = 𝑧))
112	111	adantr 481	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ 𝑧 ∈ ran 𝐺) → (𝑧 ∈ ran 𝐺 ↔ ∃𝑗 ∈ 𝑍 (𝐺‘𝑗) = 𝑧))
113	107, 112	mpbid 222	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ 𝑧 ∈ ran 𝐺) → ∃𝑗 ∈ 𝑍 (𝐺‘𝑗) = 𝑧)
114	113	adantlr 751	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥) ∧ 𝑧 ∈ ran 𝐺) → ∃𝑗 ∈ 𝑍 (𝐺‘𝑗) = 𝑧)
115		nfv 1843	. . . . . . . . . . . . . . . . . . 19 ⊢ Ⅎ𝑗𝜑
116		nfra1 2941	. . . . . . . . . . . . . . . . . . 19 ⊢ Ⅎ𝑗∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥
117	115, 116	nfan 1828	. . . . . . . . . . . . . . . . . 18 ⊢ Ⅎ𝑗(𝜑 ∧ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥)
118		nfv 1843	. . . . . . . . . . . . . . . . . 18 ⊢ Ⅎ𝑗 𝑧 ∈ ran 𝐺
119	117, 118	nfan 1828	. . . . . . . . . . . . . . . . 17 ⊢ Ⅎ𝑗((𝜑 ∧ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥) ∧ 𝑧 ∈ ran 𝐺)
120		nfv 1843	. . . . . . . . . . . . . . . . 17 ⊢ Ⅎ𝑗 𝑧 ≤ 𝑥
121		rspa 2930	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥 ∧ 𝑗 ∈ 𝑍) → (𝐺‘𝑗) ≤ 𝑥)
122	121	3adant3 1081	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (𝐺‘𝑗) ≤ 𝑥)
123		simp3 1063	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (𝐺‘𝑗) = 𝑧)
124		id 22	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ ((𝐺‘𝑗) = 𝑧 → (𝐺‘𝑗) = 𝑧)
125	124	eqcomd 2628	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((𝐺‘𝑗) = 𝑧 → 𝑧 = (𝐺‘𝑗))
126	125	adantl 482	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((𝐺‘𝑗) ≤ 𝑥 ∧ (𝐺‘𝑗) = 𝑧) → 𝑧 = (𝐺‘𝑗))
127		simpl 473	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((𝐺‘𝑗) ≤ 𝑥 ∧ (𝐺‘𝑗) = 𝑧) → (𝐺‘𝑗) ≤ 𝑥)
128	126, 127	eqbrtrd 4675	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝐺‘𝑗) ≤ 𝑥 ∧ (𝐺‘𝑗) = 𝑧) → 𝑧 ≤ 𝑥)
129	122, 123, 128	syl2anc 693	. . . . . . . . . . . . . . . . . . 19 ⊢ ((∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → 𝑧 ≤ 𝑥)
130	129	3exp 1264	. . . . . . . . . . . . . . . . . 18 ⊢ (∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥 → (𝑗 ∈ 𝑍 → ((𝐺‘𝑗) = 𝑧 → 𝑧 ≤ 𝑥)))
131	130	ad2antlr 763	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥) ∧ 𝑧 ∈ ran 𝐺) → (𝑗 ∈ 𝑍 → ((𝐺‘𝑗) = 𝑧 → 𝑧 ≤ 𝑥)))
132	119, 120, 131	rexlimd 3026	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥) ∧ 𝑧 ∈ ran 𝐺) → (∃𝑗 ∈ 𝑍 (𝐺‘𝑗) = 𝑧 → 𝑧 ≤ 𝑥))
133	114, 132	mpd 15	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥) ∧ 𝑧 ∈ ran 𝐺) → 𝑧 ≤ 𝑥)
134	133	ralrimiva 2966	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥) → ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥)
135	134	ex 450	. . . . . . . . . . . . 13 ⊢ (𝜑 → (∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥 → ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥))
136	135	reximdv 3016	. . . . . . . . . . . 12 ⊢ (𝜑 → (∃𝑥 ∈ ℝ ∀𝑗 ∈ 𝑍 (𝐺‘𝑗) ≤ 𝑥 → ∃𝑥 ∈ ℝ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥))
137	58, 136	mpd 15	. . . . . . . . . . 11 ⊢ (𝜑 → ∃𝑥 ∈ ℝ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥)
138		suprub 10984	. . . . . . . . . . 11 ⊢ (((ran 𝐺 ⊆ ℝ ∧ ran 𝐺 ≠ ∅ ∧ ∃𝑥 ∈ ℝ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥) ∧ (𝐺‘𝑀) ∈ ran 𝐺) → (𝐺‘𝑀) ≤ sup(ran 𝐺, ℝ, < ))
139	80, 106, 137, 92, 138	syl31anc 1329	. . . . . . . . . 10 ⊢ (𝜑 → (𝐺‘𝑀) ≤ sup(ran 𝐺, ℝ, < ))
140	73, 93, 60, 104, 139	letrd 10194	. . . . . . . . 9 ⊢ (𝜑 → 0 ≤ sup(ran 𝐺, ℝ, < ))
141	140	ad2antrr 762	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑦 = ∅) → 0 ≤ sup(ran 𝐺, ℝ, < ))
142	72, 141	eqbrtrd 4675	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < ))
143		simpr 477	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → 𝑦 ∈ (𝒫 𝑍 ∩ Fin))
144		simpll 790	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑘 ∈ 𝑦) → 𝜑)
145		elpwinss 39216	. . . . . . . . . . . . . 14 ⊢ (𝑦 ∈ (𝒫 𝑍 ∩ Fin) → 𝑦 ⊆ 𝑍)
146	145	sselda 3603	. . . . . . . . . . . . 13 ⊢ ((𝑦 ∈ (𝒫 𝑍 ∩ Fin) ∧ 𝑘 ∈ 𝑦) → 𝑘 ∈ 𝑍)
147	146	adantll 750	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑘 ∈ 𝑦) → 𝑘 ∈ 𝑍)
148	6, 14	sseldi 3601	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ (0[,]+∞))
149	144, 147, 148	syl2anc 693	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑘 ∈ 𝑦) → (𝐹‘𝑘) ∈ (0[,]+∞))
150		eqid 2622	. . . . . . . . . . 11 ⊢ (𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘)) = (𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))
151	149, 150	fmptd 6385	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → (𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘)):𝑦⟶(0[,]+∞))
152	143, 151	sge0xrcl 40602	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ∈ ℝ*)
153	152	adantr 481	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ∈ ℝ*)
154		fzfid 12772	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → (𝑀...sup(𝑦, ℝ, < )) ∈ Fin)
155		elfzuz 12338	. . . . . . . . . . . . . 14 ⊢ (𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) → 𝑘 ∈ (ℤ≥‘𝑀))
156	155, 85	syl6eleq 2711	. . . . . . . . . . . . 13 ⊢ (𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) → 𝑘 ∈ 𝑍)
157	156, 148	sylan2 491	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))) → (𝐹‘𝑘) ∈ (0[,]+∞))
158		eqid 2622	. . . . . . . . . . . 12 ⊢ (𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘)) = (𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))
159	157, 158	fmptd 6385	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘)):(𝑀...sup(𝑦, ℝ, < ))⟶(0[,]+∞))
160	159	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → (𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘)):(𝑀...sup(𝑦, ℝ, < ))⟶(0[,]+∞))
161	154, 160	sge0xrcl 40602	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) ∈ ℝ*)
162	161	adantr 481	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) ∈ ℝ*)
163	61	adantr 481	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → sup(ran 𝐺, ℝ, < ) ∈ ℝ*)
164	163	adantr 481	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → sup(ran 𝐺, ℝ, < ) ∈ ℝ*)
165		simpll 790	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))) → 𝜑)
166	156	adantl 482	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))) → 𝑘 ∈ 𝑍)
167	165, 166, 148	syl2anc 693	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))) → (𝐹‘𝑘) ∈ (0[,]+∞))
168		elinel2 3800	. . . . . . . . . . . 12 ⊢ (𝑦 ∈ (𝒫 𝑍 ∩ Fin) → 𝑦 ∈ Fin)
169	1, 145, 168	ssuzfz 39565	. . . . . . . . . . 11 ⊢ (𝑦 ∈ (𝒫 𝑍 ∩ Fin) → 𝑦 ⊆ (𝑀...sup(𝑦, ℝ, < )))
170	169	adantl 482	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → 𝑦 ⊆ (𝑀...sup(𝑦, ℝ, < )))
171	154, 167, 170	sge0lessmpt 40616	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ≤ (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))))
172	171	adantr 481	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ≤ (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))))
173	80	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → ran 𝐺 ⊆ ℝ)
174	173	adantr 481	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → ran 𝐺 ⊆ ℝ)
175	106	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → ran 𝐺 ≠ ∅)
176	175	adantr 481	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → ran 𝐺 ≠ ∅)
177	137	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → ∃𝑥 ∈ ℝ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥)
178	177	adantr 481	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → ∃𝑥 ∈ ℝ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥)
179	165, 166, 14	syl2anc 693	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))) → (𝐹‘𝑘) ∈ (0[,)+∞))
180	154, 179	sge0fsummpt 40607	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) = Σ𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))(𝐹‘𝑘))
181	180	adantr 481	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) = Σ𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))(𝐹‘𝑘))
182		eqidd 2623	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) ∧ 𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))) → (𝐹‘𝑘) = (𝐹‘𝑘))
183	145, 1	syl6sseq 3651	. . . . . . . . . . . . . . 15 ⊢ (𝑦 ∈ (𝒫 𝑍 ∩ Fin) → 𝑦 ⊆ (ℤ≥‘𝑀))
184	183	adantr 481	. . . . . . . . . . . . . 14 ⊢ ((𝑦 ∈ (𝒫 𝑍 ∩ Fin) ∧ ¬ 𝑦 = ∅) → 𝑦 ⊆ (ℤ≥‘𝑀))
185		uzssz 11707	. . . . . . . . . . . . . . . . . 18 ⊢ (ℤ≥‘𝑀) ⊆ ℤ
186	1, 185	eqsstri 3635	. . . . . . . . . . . . . . . . 17 ⊢ 𝑍 ⊆ ℤ
187	145, 186	syl6ss 3615	. . . . . . . . . . . . . . . 16 ⊢ (𝑦 ∈ (𝒫 𝑍 ∩ Fin) → 𝑦 ⊆ ℤ)
188	187	adantr 481	. . . . . . . . . . . . . . 15 ⊢ ((𝑦 ∈ (𝒫 𝑍 ∩ Fin) ∧ ¬ 𝑦 = ∅) → 𝑦 ⊆ ℤ)
189		neqne 2802	. . . . . . . . . . . . . . . 16 ⊢ (¬ 𝑦 = ∅ → 𝑦 ≠ ∅)
190	189	adantl 482	. . . . . . . . . . . . . . 15 ⊢ ((𝑦 ∈ (𝒫 𝑍 ∩ Fin) ∧ ¬ 𝑦 = ∅) → 𝑦 ≠ ∅)
191	168	adantr 481	. . . . . . . . . . . . . . 15 ⊢ ((𝑦 ∈ (𝒫 𝑍 ∩ Fin) ∧ ¬ 𝑦 = ∅) → 𝑦 ∈ Fin)
192		suprfinzcl 11492	. . . . . . . . . . . . . . 15 ⊢ ((𝑦 ⊆ ℤ ∧ 𝑦 ≠ ∅ ∧ 𝑦 ∈ Fin) → sup(𝑦, ℝ, < ) ∈ 𝑦)
193	188, 190, 191, 192	syl3anc 1326	. . . . . . . . . . . . . 14 ⊢ ((𝑦 ∈ (𝒫 𝑍 ∩ Fin) ∧ ¬ 𝑦 = ∅) → sup(𝑦, ℝ, < ) ∈ 𝑦)
194	184, 193	sseldd 3604	. . . . . . . . . . . . 13 ⊢ ((𝑦 ∈ (𝒫 𝑍 ∩ Fin) ∧ ¬ 𝑦 = ∅) → sup(𝑦, ℝ, < ) ∈ (ℤ≥‘𝑀))
195	194	adantll 750	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → sup(𝑦, ℝ, < ) ∈ (ℤ≥‘𝑀))
196	15	recnd 10068	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ)
197	165, 166, 196	syl2anc 693	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ 𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))) → (𝐹‘𝑘) ∈ ℂ)
198	197	adantlr 751	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) ∧ 𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))) → (𝐹‘𝑘) ∈ ℂ)
199	182, 195, 198	fsumser 14461	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → Σ𝑘 ∈ (𝑀...sup(𝑦, ℝ, < ))(𝐹‘𝑘) = (seq𝑀( + , 𝐹)‘sup(𝑦, ℝ, < )))
200	11	eqcomi 2631	. . . . . . . . . . . . 13 ⊢ seq𝑀( + , 𝐹) = 𝐺
201	200	fveq1i 6192	. . . . . . . . . . . 12 ⊢ (seq𝑀( + , 𝐹)‘sup(𝑦, ℝ, < )) = (𝐺‘sup(𝑦, ℝ, < ))
202	201	a1i 11	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (seq𝑀( + , 𝐹)‘sup(𝑦, ℝ, < )) = (𝐺‘sup(𝑦, ℝ, < )))
203	181, 199, 202	3eqtrd 2660	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) = (𝐺‘sup(𝑦, ℝ, < )))
204	82	adantr 481	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → Fun 𝐺)
205	204	adantr 481	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → Fun 𝐺)
206	195, 85	syl6eleq 2711	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → sup(𝑦, ℝ, < ) ∈ 𝑍)
207	89	ad2antrr 762	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → 𝑍 = dom 𝐺)
208	206, 207	eleqtrd 2703	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → sup(𝑦, ℝ, < ) ∈ dom 𝐺)
209		fvelrn 6352	. . . . . . . . . . 11 ⊢ ((Fun 𝐺 ∧ sup(𝑦, ℝ, < ) ∈ dom 𝐺) → (𝐺‘sup(𝑦, ℝ, < )) ∈ ran 𝐺)
210	205, 208, 209	syl2anc 693	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (𝐺‘sup(𝑦, ℝ, < )) ∈ ran 𝐺)
211	203, 210	eqeltrd 2701	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) ∈ ran 𝐺)
212		suprub 10984	. . . . . . . . 9 ⊢ (((ran 𝐺 ⊆ ℝ ∧ ran 𝐺 ≠ ∅ ∧ ∃𝑥 ∈ ℝ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥) ∧ (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) ∈ ran 𝐺) → (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < ))
213	174, 176, 178, 211, 212	syl31anc 1329	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ (𝑀...sup(𝑦, ℝ, < )) ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < ))
214	153, 162, 164, 172, 213	xrletrd 11993	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) ∧ ¬ 𝑦 = ∅) → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < ))
215	142, 214	pm2.61dan 832	. . . . . 6 ⊢ ((𝜑 ∧ 𝑦 ∈ (𝒫 𝑍 ∩ Fin)) → (Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < ))
216	215	ralrimiva 2966	. . . . 5 ⊢ (𝜑 → ∀𝑦 ∈ (𝒫 𝑍 ∩ Fin)(Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < ))
217		nfv 1843	. . . . . 6 ⊢ Ⅎ𝑘𝜑
218	217, 4, 148, 61	sge0lefimpt 40640	. . . . 5 ⊢ (𝜑 → ((Σ^‘(𝑘 ∈ 𝑍 ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < ) ↔ ∀𝑦 ∈ (𝒫 𝑍 ∩ Fin)(Σ^‘(𝑘 ∈ 𝑦 ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < )))
219	216, 218	mpbird 247	. . . 4 ⊢ (𝜑 → (Σ^‘(𝑘 ∈ 𝑍 ↦ (𝐹‘𝑘))) ≤ sup(ran 𝐺, ℝ, < ))
220	63, 219	eqbrtrd 4675	. . 3 ⊢ (𝜑 → (Σ^‘𝐹) ≤ sup(ran 𝐺, ℝ, < ))
221	37	ssriv 3607	. . . . . . . . . . . . 13 ⊢ (𝑀...𝑗) ⊆ 𝑍
222	221	a1i 11	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑀...𝑗) ⊆ 𝑍)
223	4, 148, 222	sge0lessmpt 40616	. . . . . . . . . . 11 ⊢ (𝜑 → (Σ^‘(𝑘 ∈ (𝑀...𝑗) ↦ (𝐹‘𝑘))) ≤ (Σ^‘(𝑘 ∈ 𝑍 ↦ (𝐹‘𝑘))))
224	223	3ad2ant1 1082	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (Σ^‘(𝑘 ∈ (𝑀...𝑗) ↦ (𝐹‘𝑘))) ≤ (Σ^‘(𝑘 ∈ 𝑍 ↦ (𝐹‘𝑘))))
225		fzfid 12772	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝑀...𝑗) ∈ Fin)
226	37, 14	sylan2 491	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝑀...𝑗)) → (𝐹‘𝑘) ∈ (0[,)+∞))
227	225, 226	sge0fsummpt 40607	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (Σ^‘(𝑘 ∈ (𝑀...𝑗) ↦ (𝐹‘𝑘))) = Σ𝑘 ∈ (𝑀...𝑗)(𝐹‘𝑘))
228	227	3ad2ant1 1082	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (Σ^‘(𝑘 ∈ (𝑀...𝑗) ↦ (𝐹‘𝑘))) = Σ𝑘 ∈ (𝑀...𝑗)(𝐹‘𝑘))
229	35, 38, 12	syl2anc 693	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → (𝐹‘𝑘) = (𝐹‘𝑘))
230	35, 38, 196	syl2anc 693	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → (𝐹‘𝑘) ∈ ℂ)
231	229, 34, 230	fsumser 14461	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → Σ𝑘 ∈ (𝑀...𝑗)(𝐹‘𝑘) = (seq𝑀( + , 𝐹)‘𝑗))
232	231	3adant3 1081	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → Σ𝑘 ∈ (𝑀...𝑗)(𝐹‘𝑘) = (seq𝑀( + , 𝐹)‘𝑗))
233	228, 232	eqtrd 2656	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (Σ^‘(𝑘 ∈ (𝑀...𝑗) ↦ (𝐹‘𝑘))) = (seq𝑀( + , 𝐹)‘𝑗))
234	200	fveq1i 6192	. . . . . . . . . . . . 13 ⊢ (seq𝑀( + , 𝐹)‘𝑗) = (𝐺‘𝑗)
235	234	a1i 11	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (seq𝑀( + , 𝐹)‘𝑗) = (𝐺‘𝑗))
236		simp3 1063	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (𝐺‘𝑗) = 𝑧)
237	233, 235, 236	3eqtrrd 2661	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → 𝑧 = (Σ^‘(𝑘 ∈ (𝑀...𝑗) ↦ (𝐹‘𝑘))))
238	63	3ad2ant1 1082	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (Σ^‘𝐹) = (Σ^‘(𝑘 ∈ 𝑍 ↦ (𝐹‘𝑘))))
239	237, 238	breq12d 4666	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → (𝑧 ≤ (Σ^‘𝐹) ↔ (Σ^‘(𝑘 ∈ (𝑀...𝑗) ↦ (𝐹‘𝑘))) ≤ (Σ^‘(𝑘 ∈ 𝑍 ↦ (𝐹‘𝑘)))))
240	224, 239	mpbird 247	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍 ∧ (𝐺‘𝑗) = 𝑧) → 𝑧 ≤ (Σ^‘𝐹))
241	240	3exp 1264	. . . . . . . 8 ⊢ (𝜑 → (𝑗 ∈ 𝑍 → ((𝐺‘𝑗) = 𝑧 → 𝑧 ≤ (Σ^‘𝐹))))
242	241	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑧 ∈ ran 𝐺) → (𝑗 ∈ 𝑍 → ((𝐺‘𝑗) = 𝑧 → 𝑧 ≤ (Σ^‘𝐹))))
243	242	rexlimdv 3030	. . . . . 6 ⊢ ((𝜑 ∧ 𝑧 ∈ ran 𝐺) → (∃𝑗 ∈ 𝑍 (𝐺‘𝑗) = 𝑧 → 𝑧 ≤ (Σ^‘𝐹)))
244	113, 243	mpd 15	. . . . 5 ⊢ ((𝜑 ∧ 𝑧 ∈ ran 𝐺) → 𝑧 ≤ (Σ^‘𝐹))
245	244	ralrimiva 2966	. . . 4 ⊢ (𝜑 → ∀𝑧 ∈ ran 𝐺 𝑧 ≤ (Σ^‘𝐹))
246	4, 8	sge0cl 40598	. . . . . 6 ⊢ (𝜑 → (Σ^‘𝐹) ∈ (0[,]+∞))
247	60	ltpnfd 11955	. . . . . . . . 9 ⊢ (𝜑 → sup(ran 𝐺, ℝ, < ) < +∞)
248	9, 61, 95, 220, 247	xrlelttrd 11991	. . . . . . . 8 ⊢ (𝜑 → (Σ^‘𝐹) < +∞)
249	9, 95, 248	xrgtned 39538	. . . . . . 7 ⊢ (𝜑 → +∞ ≠ (Σ^‘𝐹))
250	249	necomd 2849	. . . . . 6 ⊢ (𝜑 → (Σ^‘𝐹) ≠ +∞)
251		ge0xrre 39758	. . . . . 6 ⊢ (((Σ^‘𝐹) ∈ (0[,]+∞) ∧ (Σ^‘𝐹) ≠ +∞) → (Σ^‘𝐹) ∈ ℝ)
252	246, 250, 251	syl2anc 693	. . . . 5 ⊢ (𝜑 → (Σ^‘𝐹) ∈ ℝ)
253		suprleub 10989	. . . . 5 ⊢ (((ran 𝐺 ⊆ ℝ ∧ ran 𝐺 ≠ ∅ ∧ ∃𝑥 ∈ ℝ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ 𝑥) ∧ (Σ^‘𝐹) ∈ ℝ) → (sup(ran 𝐺, ℝ, < ) ≤ (Σ^‘𝐹) ↔ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ (Σ^‘𝐹)))
254	80, 106, 137, 252, 253	syl31anc 1329	. . . 4 ⊢ (𝜑 → (sup(ran 𝐺, ℝ, < ) ≤ (Σ^‘𝐹) ↔ ∀𝑧 ∈ ran 𝐺 𝑧 ≤ (Σ^‘𝐹)))
255	245, 254	mpbird 247	. . 3 ⊢ (𝜑 → sup(ran 𝐺, ℝ, < ) ≤ (Σ^‘𝐹))
256	9, 61, 220, 255	xrletrid 11986	. 2 ⊢ (𝜑 → (Σ^‘𝐹) = sup(ran 𝐺, ℝ, < ))
257		climuni 14283	. . 3 ⊢ ((𝐺 ⇝ 𝐵 ∧ 𝐺 ⇝ sup(ran 𝐺, ℝ, < )) → 𝐵 = sup(ran 𝐺, ℝ, < ))
258	25, 59, 257	syl2anc 693	. 2 ⊢ (𝜑 → 𝐵 = sup(ran 𝐺, ℝ, < ))
259	256, 258	eqtr4d 2659	1 ⊢ (𝜑 → (Σ^‘𝐹) = 𝐵)

Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 196   ∧ wa 384   ∧ w3a 1037   = wceq 1483   ∈ wcel 1990   ≠ wne 2794  ∀wral 2912  ∃wrex 2913  Vcvv 3200   ∩ cin 3573   ⊆ wss 3574  ∅c0 3915  𝒫 cpw 4158   class class class wbr 4653   ↦ cmpt 4729  dom cdm 5114  ran crn 5115  Fun wfun 5882   Fn wfn 5883  ⟶wf 5884  ‘cfv 5888  (class class class)co 6650  Fincfn 7955  supcsup 8346  ℂcc 9934  ℝcr 9935  0cc0 9936   + caddc 9939  +∞cpnf 10071  ℝ^*cxr 10073   < clt 10074   ≤ cle 10075  ℤcz 11377  ℤ_≥cuz 11687  [,)cico 12177  [,]cicc 12178  ...cfz 12326  seqcseq 12801  abscabs 13974   ⇝ cli 14215  Σcsu 14416  Σ^{^}csumge0 40579

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1722  ax-4 1737  ax-5 1839  ax-6 1888  ax-7 1935  ax-8 1992  ax-9 1999  ax-10 2019  ax-11 2034  ax-12 2047  ax-13 2246  ax-ext 2602  ax-rep 4771  ax-sep 4781  ax-nul 4789  ax-pow 4843  ax-pr 4906  ax-un 6949  ax-inf2 8538  ax-cnex 9992  ax-resscn 9993  ax-1cn 9994  ax-icn 9995  ax-addcl 9996  ax-addrcl 9997  ax-mulcl 9998  ax-mulrcl 9999  ax-mulcom 10000  ax-addass 10001  ax-mulass 10002  ax-distr 10003  ax-i2m1 10004  ax-1ne0 10005  ax-1rid 10006  ax-rnegex 10007  ax-rrecex 10008  ax-cnre 10009  ax-pre-lttri 10010  ax-pre-lttrn 10011  ax-pre-ltadd 10012  ax-pre-mulgt0 10013  ax-pre-sup 10014

This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3or 1038  df-3an 1039  df-tru 1486  df-fal 1489  df-ex 1705  df-nf 1710  df-sb 1881  df-eu 2474  df-mo 2475  df-clab 2609  df-cleq 2615  df-clel 2618  df-nfc 2753  df-ne 2795  df-nel 2898  df-ral 2917  df-rex 2918  df-reu 2919  df-rmo 2920  df-rab 2921  df-v 3202  df-sbc 3436  df-csb 3534  df-dif 3577  df-un 3579  df-in 3581  df-ss 3588  df-pss 3590  df-nul 3916  df-if 4087  df-pw 4160  df-sn 4178  df-pr 4180  df-tp 4182  df-op 4184  df-uni 4437  df-int 4476  df-iun 4522  df-br 4654  df-opab 4713  df-mpt 4730  df-tr 4753  df-id 5024  df-eprel 5029  df-po 5035  df-so 5036  df-fr 5073  df-se 5074  df-we 5075  df-xp 5120  df-rel 5121  df-cnv 5122  df-co 5123  df-dm 5124  df-rn 5125  df-res 5126  df-ima 5127  df-pred 5680  df-ord 5726  df-on 5727  df-lim 5728  df-suc 5729  df-iota 5851  df-fun 5890  df-fn 5891  df-f 5892  df-f1 5893  df-fo 5894  df-f1o 5895  df-fv 5896  df-isom 5897  df-riota 6611  df-ov 6653  df-oprab 6654  df-mpt2 6655  df-om 7066  df-1st 7168  df-2nd 7169  df-wrecs 7407  df-recs 7468  df-rdg 7506  df-1o 7560  df-oadd 7564  df-er 7742  df-pm 7860  df-en 7956  df-dom 7957  df-sdom 7958  df-fin 7959  df-sup 8348  df-inf 8349  df-oi 8415  df-card 8765  df-pnf 10076  df-mnf 10077  df-xr 10078  df-ltxr 10079  df-le 10080  df-sub 10268  df-neg 10269  df-div 10685  df-nn 11021  df-2 11079  df-3 11080  df-n0 11293  df-z 11378  df-uz 11688  df-rp 11833  df-ico 12181  df-icc 12182  df-fz 12327  df-fzo 12466  df-fl 12593  df-seq 12802  df-exp 12861  df-hash 13118  df-cj 13839  df-re 13840  df-im 13841  df-sqrt 13975  df-abs 13976  df-clim 14219  df-rlim 14220  df-sum 14417  df-sumge0 40580

This theorem is referenced by:  sge0isummpt  40647