Theorem smflimsuplem8 41825

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:   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 41824	. . . 4 ⊢ (𝜑 → 𝐷 = {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑘 ∈ (ℤ≥‘𝑛)dom (𝐻‘𝑘) ∣ (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ∈ dom ⇝ })
11		rabidim1 3328	. . . . . . . 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 4746	. . . . . . . 8 ⊢ (𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) ↔ ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
13	11, 12	sylib 210	. . . . . . 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 2924	. . . . . 6 ⊢ (𝑥 ∈ 𝐷 → ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
15	14	adantl 475	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
16		nfv 2013	. . . . . 6 ⊢ Ⅎ𝑛(𝜑 ∧ 𝑥 ∈ 𝐷)
17		nfv 2013	. . . . . 6 ⊢ Ⅎ𝑛(lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)))
18		nfv 2013	. . . . . . . . . . 11 ⊢ Ⅎ𝑘((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
19		nfv 2013	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚(𝜑 ∧ 𝑥 ∈ 𝐷)
20		nfv 2013	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚 𝑛 ∈ 𝑍
21		nfcv 2969	. . . . . . . . . . . . 13 ⊢ Ⅎ𝑚𝑥
22		nfii1 4773	. . . . . . . . . . . . 13 ⊢ Ⅎ𝑚∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)
23	21, 22	nfel 2982	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)
24	19, 20, 23	nf3an 2004	. . . . . . . . . . 11 ⊢ Ⅎ𝑚((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
25	3	adantr 474	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝑀 ∈ ℤ)
26	25	3ad2ant1 1167	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑀 ∈ ℤ)
27	5	adantr 474	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝑆 ∈ SAlg)
28	27	3ad2ant1 1167	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑆 ∈ SAlg)
29	6	adantr 474	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝐹:𝑍⟶(SMblFn‘𝑆))
30	29	3ad2ant1 1167	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝐹:𝑍⟶(SMblFn‘𝑆))
31		rabidim2 40099	. . . . . . . . . . . . . . . 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 2924	. . . . . . . . . . . . . . 15 ⊢ (𝑥 ∈ 𝐷 → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ)
33		fveq2 6437	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑚 = 𝑦 → (𝐹‘𝑚) = (𝐹‘𝑦))
34	33	fveq1d 6439	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑚 = 𝑦 → ((𝐹‘𝑚)‘𝑥) = ((𝐹‘𝑦)‘𝑥))
35	34	cbvmptv 4975	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥)) = (𝑦 ∈ 𝑍 ↦ ((𝐹‘𝑦)‘𝑥))
36		fveq2 6437	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑧 = 𝑦 → (𝐹‘𝑧) = (𝐹‘𝑦))
37	36	fveq1d 6439	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑧 = 𝑦 → ((𝐹‘𝑧)‘𝑥) = ((𝐹‘𝑦)‘𝑥))
38	37	cbvmptv 4975	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑧 ∈ 𝑍 ↦ ((𝐹‘𝑧)‘𝑥)) = (𝑦 ∈ 𝑍 ↦ ((𝐹‘𝑦)‘𝑥))
39		fveq2 6437	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑧 = 𝑤 → (𝐹‘𝑧) = (𝐹‘𝑤))
40	39	fveq1d 6439	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑧 = 𝑤 → ((𝐹‘𝑧)‘𝑥) = ((𝐹‘𝑤)‘𝑥))
41	40	cbvmptv 4975	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑧 ∈ 𝑍 ↦ ((𝐹‘𝑧)‘𝑥)) = (𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))
42	35, 38, 41	3eqtr2i 2855	. . . . . . . . . . . . . . . . 17 ⊢ (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥)) = (𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))
43	42	fveq2i 6440	. . . . . . . . . . . . . . . 16 ⊢ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥)))
44	43	eleq1i 2897	. . . . . . . . . . . . . . 15 ⊢ ((lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ ↔ (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
45	32, 44	sylib 210	. . . . . . . . . . . . . 14 ⊢ (𝑥 ∈ 𝐷 → (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
46	45	adantl 475	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
47	46	3ad2ant1 1167	. . . . . . . . . . . 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 226	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ)
49		simp2 1171	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ 𝑍)
50		simp3 1172	. . . . . . . . . . 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 41822	. . . . . . . . . 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 6452	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ∈ V)
53	4	fvexi 6451	. . . . . . . . . . . 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 40433	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ ℤ)
56		eqid 2825	. . . . . . . . . . 11 ⊢ (ℤ≥‘𝑛) = (ℤ≥‘𝑛)
57	55	uzidd 40424	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ (ℤ≥‘𝑛))
58	57	uzssd 40427	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ⊆ (ℤ≥‘𝑛))
59	4, 49	uzssd2 40437	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ⊆ 𝑍)
60		fvexd 6452	. . . . . . . . . . 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 40722	. . . . . . . . . 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 224	. . . . . . . . 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 1258	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝜑)
64		nfv 2013	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚𝜑
65	64, 20	nfan 2002	. . . . . . . . . . 11 ⊢ Ⅎ𝑚(𝜑 ∧ 𝑛 ∈ 𝑍)
66	4	eluzelz2 40420	. . . . . . . . . . . 12 ⊢ (𝑛 ∈ 𝑍 → 𝑛 ∈ ℤ)
67	66	adantl 475	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → 𝑛 ∈ ℤ)
68	3	adantr 474	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → 𝑀 ∈ ℤ)
69		fvexd 6452	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑛 ∈ 𝑍) ∧ 𝑚 ∈ (ℤ≥‘𝑛)) → ((𝐹‘𝑚)‘𝑥) ∈ V)
70		fvexd 6452	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑛 ∈ 𝑍) ∧ 𝑚 ∈ 𝑍) → ((𝐹‘𝑚)‘𝑥) ∈ V)
71	65, 67, 68, 56, 4, 69, 70	limsupequzmpt 40754	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (lim sup‘(𝑚 ∈ (ℤ≥‘𝑛) ↦ ((𝐹‘𝑚)‘𝑥))) = (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))))
72	63, 49, 71	syl2anc 579	. . . . . . . . 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 4901	. . . . . . . 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 40723	. . . . . . 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 1152	. . . . . 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 3235	. . . . 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 4957	. . 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 2861	. 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 41820	. 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 2906	1 ⊢ (𝜑 → 𝐺 ∈ (SMblFn‘𝑆))

Syntax hints:   → wi 4   ∧ wa 386   ∧ w3a 1111   = wceq 1656   ∈ wcel 2164  ∃wrex 3118  {crab 3121  Vcvv 3414  ∪ ciun 4742  ∩ ciin 4743   class class class wbr 4875   ↦ cmpt 4954  dom cdm 5346  ran crn 5347  ⟶wf 6123  ‘cfv 6127  supcsup 8621  ℝcr 10258  ℝ^*cxr 10397   < clt 10398  ℤcz 11711  ℤ_≥cuz 11975  lim supclsp 14585   ⇝ cli 14599  SAlgcsalg 41317  SMblFncsmblfn 41701

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1894  ax-4 1908  ax-5 2009  ax-6 2075  ax-7 2112  ax-8 2166  ax-9 2173  ax-10 2192  ax-11 2207  ax-12 2220  ax-13 2389  ax-ext 2803  ax-rep 4996  ax-sep 5007  ax-nul 5015  ax-pow 5067  ax-pr 5129  ax-un 7214  ax-inf2 8822  ax-cc 9579  ax-ac2 9607  ax-cnex 10315  ax-resscn 10316  ax-1cn 10317  ax-icn 10318  ax-addcl 10319  ax-addrcl 10320  ax-mulcl 10321  ax-mulrcl 10322  ax-mulcom 10323  ax-addass 10324  ax-mulass 10325  ax-distr 10326  ax-i2m1 10327  ax-1ne0 10328  ax-1rid 10329  ax-rnegex 10330  ax-rrecex 10331  ax-cnre 10332  ax-pre-lttri 10333  ax-pre-lttrn 10334  ax-pre-ltadd 10335  ax-pre-mulgt0 10336  ax-pre-sup 10337

This theorem depends on definitions:  df-bi 199  df-an 387  df-or 879  df-3or 1112  df-3an 1113  df-tru 1660  df-ex 1879  df-nf 1883  df-sb 2068  df-mo 2605  df-eu 2640  df-clab 2812  df-cleq 2818  df-clel 2821  df-nfc 2958  df-ne 3000  df-nel 3103  df-ral 3122  df-rex 3123  df-reu 3124  df-rmo 3125  df-rab 3126  df-v 3416  df-sbc 3663  df-csb 3758  df-dif 3801  df-un 3803  df-in 3805  df-ss 3812  df-pss 3814  df-nul 4147  df-if 4309  df-pw 4382  df-sn 4400  df-pr 4402  df-tp 4404  df-op 4406  df-uni 4661  df-int 4700  df-iun 4744  df-iin 4745  df-br 4876  df-opab 4938  df-mpt 4955  df-tr 4978  df-id 5252  df-eprel 5257  df-po 5265  df-so 5266  df-fr 5305  df-se 5306  df-we 5307  df-xp 5352  df-rel 5353  df-cnv 5354  df-co 5355  df-dm 5356  df-rn 5357  df-res 5358  df-ima 5359  df-pred 5924  df-ord 5970  df-on 5971  df-lim 5972  df-suc 5973  df-iota 6090  df-fun 6129  df-fn 6130  df-f 6131  df-f1 6132  df-fo 6133  df-f1o 6134  df-fv 6135  df-isom 6136  df-riota 6871  df-ov 6913  df-oprab 6914  df-mpt2 6915  df-om 7332  df-1st 7433  df-2nd 7434  df-wrecs 7677  df-recs 7739  df-rdg 7777  df-1o 7831  df-oadd 7835  df-omul 7836  df-er 8014  df-map 8129  df-pm 8130  df-en 8229  df-dom 8230  df-sdom 8231  df-fin 8232  df-sup 8623  df-inf 8624  df-oi 8691  df-card 9085  df-acn 9088  df-ac 9259  df-pnf 10400  df-mnf 10401  df-xr 10402  df-ltxr 10403  df-le 10404  df-sub 10594  df-neg 10595  df-div 11017  df-nn 11358  df-2 11421  df-3 11422  df-n0 11626  df-z 11712  df-uz 11976  df-q 12079  df-rp 12120  df-ioo 12474  df-ioc 12475  df-ico 12476  df-fz 12627  df-fl 12895  df-ceil 12896  df-seq 13103  df-exp 13162  df-cj 14223  df-re 14224  df-im 14225  df-sqrt 14359  df-abs 14360  df-limsup 14586  df-clim 14603  df-rlim 14604  df-rest 16443  df-topgen 16464  df-top 21076  df-bases 21128  df-salg 41318  df-salgen 41322  df-smblfn 41702

This theorem is referenced by:  smflimsup  41826