Theorem smflimsuplem8 41033

Description: The superior limit of a sequence of sigma-measurable functions is sigma-measurable. Proposition 121F (d) of [Fremlin1] p. 39 . (Contributed by Glauco Siliprandi, 23-Oct-2021.)

Hypotheses

Ref	Expression
smflimsuplem8.m	⊢ (𝜑 → 𝑀 ∈ ℤ)
smflimsuplem8.z	⊢ 𝑍 = (ℤ≥‘𝑀)
smflimsuplem8.s	⊢ (𝜑 → 𝑆 ∈ SAlg)
smflimsuplem8.f	⊢ (𝜑 → 𝐹:𝑍⟶(SMblFn‘𝑆))
smflimsuplem8.d	⊢ 𝐷 = {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) ∣ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ}
smflimsuplem8.g	⊢ 𝐺 = (𝑥 ∈ 𝐷 ↦ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))))
smflimsuplem8.e	⊢ 𝐸 = (𝑘 ∈ 𝑍 ↦ {𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑘)dom (𝐹‘𝑚) ∣ sup(ran (𝑚 ∈ (ℤ≥‘𝑘) ↦ ((𝐹‘𝑚)‘𝑥)), ℝ*, < ) ∈ ℝ})
smflimsuplem8.h	⊢ 𝐻 = (𝑘 ∈ 𝑍 ↦ (𝑥 ∈ (𝐸‘𝑘) ↦ sup(ran (𝑚 ∈ (ℤ≥‘𝑘) ↦ ((𝐹‘𝑚)‘𝑥)), ℝ*, < )))

Assertion

Ref	Expression
smflimsuplem8	⊢ (𝜑 → 𝐺 ∈ (SMblFn‘𝑆))

Distinct variable groups:   𝑥,𝑘   𝐷,𝑘,𝑚,𝑛   𝑘,𝐸,𝑥   𝑘,𝐹,𝑚,𝑛,𝑥   𝑘,𝐻,𝑚,𝑛,𝑥   𝑚,𝑀   𝑆,𝑘,𝑛   𝑘,𝑍,𝑚,𝑛,𝑥   𝜑,𝑘,𝑚,𝑛,𝑥

Allowed substitution hints:   𝐷(𝑥)   𝑆(𝑥,𝑚)   𝐸(𝑚,𝑛)   𝐺(𝑥,𝑘,𝑚,𝑛)   𝑀(𝑥,𝑘,𝑛)

Proof of Theorem smflimsuplem8

Dummy variables 𝑤 𝑧 𝑦 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		smflimsuplem8.g	. . . 4 ⊢ 𝐺 = (𝑥 ∈ 𝐷 ↦ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))))
2	1	a1i 11	. . 3 ⊢ (𝜑 → 𝐺 = (𝑥 ∈ 𝐷 ↦ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥)))))
3		smflimsuplem8.m	. . . . 5 ⊢ (𝜑 → 𝑀 ∈ ℤ)
4		smflimsuplem8.z	. . . . 5 ⊢ 𝑍 = (ℤ≥‘𝑀)
5		smflimsuplem8.s	. . . . 5 ⊢ (𝜑 → 𝑆 ∈ SAlg)
6		smflimsuplem8.f	. . . . 5 ⊢ (𝜑 → 𝐹:𝑍⟶(SMblFn‘𝑆))
7		smflimsuplem8.d	. . . . 5 ⊢ 𝐷 = {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) ∣ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ}
8		smflimsuplem8.e	. . . . 5 ⊢ 𝐸 = (𝑘 ∈ 𝑍 ↦ {𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑘)dom (𝐹‘𝑚) ∣ sup(ran (𝑚 ∈ (ℤ≥‘𝑘) ↦ ((𝐹‘𝑚)‘𝑥)), ℝ*, < ) ∈ ℝ})
9		smflimsuplem8.h	. . . . 5 ⊢ 𝐻 = (𝑘 ∈ 𝑍 ↦ (𝑥 ∈ (𝐸‘𝑘) ↦ sup(ran (𝑚 ∈ (ℤ≥‘𝑘) ↦ ((𝐹‘𝑚)‘𝑥)), ℝ*, < )))
10	3, 4, 5, 6, 7, 8, 9	smflimsuplem7 41032	. . . 4 ⊢ (𝜑 → 𝐷 = {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑘 ∈ (ℤ≥‘𝑛)dom (𝐻‘𝑘) ∣ (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ∈ dom ⇝ })
11		rabidim1 3117	. . . . . . . 8 ⊢ (𝑥 ∈ {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) ∣ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ} → 𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
12		eliun 4524	. . . . . . . 8 ⊢ (𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) ↔ ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
13	11, 12	sylib 208	. . . . . . 7 ⊢ (𝑥 ∈ {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) ∣ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ} → ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
14	13, 7	eleq2s 2719	. . . . . 6 ⊢ (𝑥 ∈ 𝐷 → ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
15	14	adantl 482	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
16		nfv 1843	. . . . . 6 ⊢ Ⅎ𝑛(𝜑 ∧ 𝑥 ∈ 𝐷)
17		nfv 1843	. . . . . 6 ⊢ Ⅎ𝑛(lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)))
18		nfv 1843	. . . . . . . . . . 11 ⊢ Ⅎ𝑘((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
19		nfv 1843	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚(𝜑 ∧ 𝑥 ∈ 𝐷)
20		nfv 1843	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚 𝑛 ∈ 𝑍
21		nfcv 2764	. . . . . . . . . . . . 13 ⊢ Ⅎ𝑚𝑥
22		nfii1 4551	. . . . . . . . . . . . 13 ⊢ Ⅎ𝑚∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)
23	21, 22	nfel 2777	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)
24	19, 20, 23	nf3an 1831	. . . . . . . . . . 11 ⊢ Ⅎ𝑚((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
25	3	adantr 481	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝑀 ∈ ℤ)
26	25	3ad2ant1 1082	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑀 ∈ ℤ)
27	5	adantr 481	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝑆 ∈ SAlg)
28	27	3ad2ant1 1082	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑆 ∈ SAlg)
29	6	adantr 481	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝐹:𝑍⟶(SMblFn‘𝑆))
30	29	3ad2ant1 1082	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝐹:𝑍⟶(SMblFn‘𝑆))
31		rabidim2 39284	. . . . . . . . . . . . . . . 16 ⊢ (𝑥 ∈ {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) ∣ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ} → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ)
32	31, 7	eleq2s 2719	. . . . . . . . . . . . . . 15 ⊢ (𝑥 ∈ 𝐷 → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ)
33		fveq2 6191	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑚 = 𝑦 → (𝐹‘𝑚) = (𝐹‘𝑦))
34	33	fveq1d 6193	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑚 = 𝑦 → ((𝐹‘𝑚)‘𝑥) = ((𝐹‘𝑦)‘𝑥))
35	34	cbvmptv 4750	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥)) = (𝑦 ∈ 𝑍 ↦ ((𝐹‘𝑦)‘𝑥))
36		fveq2 6191	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑧 = 𝑦 → (𝐹‘𝑧) = (𝐹‘𝑦))
37	36	fveq1d 6193	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑧 = 𝑦 → ((𝐹‘𝑧)‘𝑥) = ((𝐹‘𝑦)‘𝑥))
38	37	cbvmptv 4750	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑧 ∈ 𝑍 ↦ ((𝐹‘𝑧)‘𝑥)) = (𝑦 ∈ 𝑍 ↦ ((𝐹‘𝑦)‘𝑥))
39		fveq2 6191	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑧 = 𝑤 → (𝐹‘𝑧) = (𝐹‘𝑤))
40	39	fveq1d 6193	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑧 = 𝑤 → ((𝐹‘𝑧)‘𝑥) = ((𝐹‘𝑤)‘𝑥))
41	40	cbvmptv 4750	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑧 ∈ 𝑍 ↦ ((𝐹‘𝑧)‘𝑥)) = (𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))
42	35, 38, 41	3eqtr2i 2650	. . . . . . . . . . . . . . . . 17 ⊢ (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥)) = (𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))
43	42	fveq2i 6194	. . . . . . . . . . . . . . . 16 ⊢ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥)))
44	43	eleq1i 2692	. . . . . . . . . . . . . . 15 ⊢ ((lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ ↔ (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
45	32, 44	sylib 208	. . . . . . . . . . . . . 14 ⊢ (𝑥 ∈ 𝐷 → (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
46	45	adantl 482	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
47	46	3ad2ant1 1082	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
48	47, 44	sylibr 224	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ)
49		simp2 1062	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ 𝑍)
50		simp3 1063	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
51	18, 24, 26, 4, 28, 30, 8, 9, 48, 49, 50	smflimsuplem5 41030	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (𝑘 ∈ (ℤ≥‘𝑛) ↦ ((𝐻‘𝑘)‘𝑥)) ⇝ (lim sup‘(𝑚 ∈ (ℤ≥‘𝑛) ↦ ((𝐹‘𝑚)‘𝑥))))
52		fvexd 6203	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ∈ V)
53	4	fvexi 6202	. . . . . . . . . . . 12 ⊢ 𝑍 ∈ V
54	53	a1i 11	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑍 ∈ V)
55	4, 49	eluzelz2d 39640	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ ℤ)
56		eqid 2622	. . . . . . . . . . 11 ⊢ (ℤ≥‘𝑛) = (ℤ≥‘𝑛)
57	55	uzidd 39631	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ (ℤ≥‘𝑛))
58	57	uzssd 39634	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ⊆ (ℤ≥‘𝑛))
59	4, 49	uzssd2 39644	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ⊆ 𝑍)
60		fvexd 6203	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) ∧ 𝑘 ∈ (ℤ≥‘𝑛)) → ((𝐻‘𝑘)‘𝑥) ∈ V)
61	18, 52, 54, 55, 56, 58, 59, 60	climeqmpt 39929	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → ((𝑘 ∈ (ℤ≥‘𝑛) ↦ ((𝐻‘𝑘)‘𝑥)) ⇝ (lim sup‘(𝑚 ∈ (ℤ≥‘𝑛) ↦ ((𝐹‘𝑚)‘𝑥))) ↔ (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ⇝ (lim sup‘(𝑚 ∈ (ℤ≥‘𝑛) ↦ ((𝐹‘𝑚)‘𝑥)))))
62	51, 61	mpbid 222	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ⇝ (lim sup‘(𝑚 ∈ (ℤ≥‘𝑛) ↦ ((𝐹‘𝑚)‘𝑥))))
63		simp1l 1085	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝜑)
64		nfv 1843	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚𝜑
65	64, 20	nfan 1828	. . . . . . . . . . 11 ⊢ Ⅎ𝑚(𝜑 ∧ 𝑛 ∈ 𝑍)
66	4	eluzelz2 39627	. . . . . . . . . . . 12 ⊢ (𝑛 ∈ 𝑍 → 𝑛 ∈ ℤ)
67	66	adantl 482	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → 𝑛 ∈ ℤ)
68	3	adantr 481	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → 𝑀 ∈ ℤ)
69		fvexd 6203	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑛 ∈ 𝑍) ∧ 𝑚 ∈ (ℤ≥‘𝑛)) → ((𝐹‘𝑚)‘𝑥) ∈ V)
70		fvexd 6203	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑛 ∈ 𝑍) ∧ 𝑚 ∈ 𝑍) → ((𝐹‘𝑚)‘𝑥) ∈ V)
71	65, 67, 68, 56, 4, 69, 70	limsupequzmpt 39961	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (lim sup‘(𝑚 ∈ (ℤ≥‘𝑛) ↦ ((𝐹‘𝑚)‘𝑥))) = (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))))
72	63, 49, 71	syl2anc 693	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (lim sup‘(𝑚 ∈ (ℤ≥‘𝑛) ↦ ((𝐹‘𝑚)‘𝑥))) = (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))))
73	62, 72	breqtrd 4679	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ⇝ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))))
74	73	climfvd 39930	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥))))
75	74	3exp 1264	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → (𝑛 ∈ 𝑍 → (𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥))))))
76	16, 17, 75	rexlimd 3026	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → (∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)))))
77	15, 76	mpd 15	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥))))
78	10, 77	mpteq12dva 4732	. . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐷 ↦ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥)))) = (𝑥 ∈ {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑘 ∈ (ℤ≥‘𝑛)dom (𝐻‘𝑘) ∣ (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ∈ dom ⇝ } ↦ ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)))))
79	2, 78	eqtrd 2656	. 2 ⊢ (𝜑 → 𝐺 = (𝑥 ∈ {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑘 ∈ (ℤ≥‘𝑛)dom (𝐻‘𝑘) ∣ (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ∈ dom ⇝ } ↦ ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)))))
80	3, 4, 5, 6, 8, 9	smflimsuplem3 41028	. 2 ⊢ (𝜑 → (𝑥 ∈ {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑘 ∈ (ℤ≥‘𝑛)dom (𝐻‘𝑘) ∣ (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ∈ dom ⇝ } ↦ ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)))) ∈ (SMblFn‘𝑆))
81	79, 80	eqeltrd 2701	1 ⊢ (𝜑 → 𝐺 ∈ (SMblFn‘𝑆))

Syntax hints:   → wi 4   ∧ wa 384   ∧ w3a 1037   = wceq 1483   ∈ wcel 1990  ∃wrex 2913  {crab 2916  Vcvv 3200  ∪ ciun 4520  ∩ ciin 4521   class class class wbr 4653   ↦ cmpt 4729  dom cdm 5114  ran crn 5115  ⟶wf 5884  ‘cfv 5888  supcsup 8346  ℝcr 9935  ℝ^*cxr 10073   < clt 10074  ℤcz 11377  ℤ_≥cuz 11687  lim supclsp 14201   ⇝ cli 14215  SAlgcsalg 40528  SMblFncsmblfn 40909

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-cc 9257  ax-ac2 9285  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-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-iin 4523  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-omul 7565  df-er 7742  df-map 7859  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-acn 8768  df-ac 8939  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-q 11789  df-rp 11833  df-ioo 12179  df-ioc 12180  df-ico 12181  df-fz 12327  df-fl 12593  df-ceil 12594  df-seq 12802  df-exp 12861  df-cj 13839  df-re 13840  df-im 13841  df-sqrt 13975  df-abs 13976  df-limsup 14202  df-clim 14219  df-rlim 14220  df-rest 16083  df-topgen 16104  df-top 20699  df-bases 20750  df-salg 40529  df-salgen 40533  df-smblfn 40910

This theorem is referenced by:  smflimsup  41034