Theorem smflimsuplem8 43094

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 43093	. . . 4 ⊢ (𝜑 → 𝐷 = {𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑘 ∈ (ℤ≥‘𝑛)dom (𝐻‘𝑘) ∣ (𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)) ∈ dom ⇝ })
11		rabidim1 3381	. . . . . . . 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 4916	. . . . . . . 8 ⊢ (𝑥 ∈ ∪ 𝑛 ∈ 𝑍 ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚) ↔ ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
13	11, 12	sylib 220	. . . . . . 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 2931	. . . . . 6 ⊢ (𝑥 ∈ 𝐷 → ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
15	14	adantl 484	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → ∃𝑛 ∈ 𝑍 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
16		nfv 1911	. . . . . 6 ⊢ Ⅎ𝑛(𝜑 ∧ 𝑥 ∈ 𝐷)
17		nfv 1911	. . . . . 6 ⊢ Ⅎ𝑛(lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = ( ⇝ ‘(𝑘 ∈ 𝑍 ↦ ((𝐻‘𝑘)‘𝑥)))
18		nfv 1911	. . . . . . . . . . 11 ⊢ Ⅎ𝑘((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
19		nfv 1911	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚(𝜑 ∧ 𝑥 ∈ 𝐷)
20		nfv 1911	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚 𝑛 ∈ 𝑍
21		nfcv 2977	. . . . . . . . . . . . 13 ⊢ Ⅎ𝑚𝑥
22		nfii1 4947	. . . . . . . . . . . . 13 ⊢ Ⅎ𝑚∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)
23	21, 22	nfel 2992	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)
24	19, 20, 23	nf3an 1898	. . . . . . . . . . 11 ⊢ Ⅎ𝑚((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚))
25	3	adantr 483	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝑀 ∈ ℤ)
26	25	3ad2ant1 1129	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑀 ∈ ℤ)
27	5	adantr 483	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝑆 ∈ SAlg)
28	27	3ad2ant1 1129	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑆 ∈ SAlg)
29	6	adantr 483	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → 𝐹:𝑍⟶(SMblFn‘𝑆))
30	29	3ad2ant1 1129	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝐹:𝑍⟶(SMblFn‘𝑆))
31		rabidim2 41361	. . . . . . . . . . . . . . . 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 2931	. . . . . . . . . . . . . . 15 ⊢ (𝑥 ∈ 𝐷 → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ)
33		fveq2 6665	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑚 = 𝑦 → (𝐹‘𝑚) = (𝐹‘𝑦))
34	33	fveq1d 6667	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑚 = 𝑦 → ((𝐹‘𝑚)‘𝑥) = ((𝐹‘𝑦)‘𝑥))
35	34	cbvmptv 5162	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥)) = (𝑦 ∈ 𝑍 ↦ ((𝐹‘𝑦)‘𝑥))
36		fveq2 6665	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑧 = 𝑦 → (𝐹‘𝑧) = (𝐹‘𝑦))
37	36	fveq1d 6667	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑧 = 𝑦 → ((𝐹‘𝑧)‘𝑥) = ((𝐹‘𝑦)‘𝑥))
38	37	cbvmptv 5162	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑧 ∈ 𝑍 ↦ ((𝐹‘𝑧)‘𝑥)) = (𝑦 ∈ 𝑍 ↦ ((𝐹‘𝑦)‘𝑥))
39		fveq2 6665	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑧 = 𝑤 → (𝐹‘𝑧) = (𝐹‘𝑤))
40	39	fveq1d 6667	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑧 = 𝑤 → ((𝐹‘𝑧)‘𝑥) = ((𝐹‘𝑤)‘𝑥))
41	40	cbvmptv 5162	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑧 ∈ 𝑍 ↦ ((𝐹‘𝑧)‘𝑥)) = (𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))
42	35, 38, 41	3eqtr2i 2850	. . . . . . . . . . . . . . . . 17 ⊢ (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥)) = (𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))
43	42	fveq2i 6668	. . . . . . . . . . . . . . . 16 ⊢ (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) = (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥)))
44	43	eleq1i 2903	. . . . . . . . . . . . . . 15 ⊢ ((lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ ↔ (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
45	32, 44	sylib 220	. . . . . . . . . . . . . 14 ⊢ (𝑥 ∈ 𝐷 → (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
46	45	adantl 484	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐷) → (lim sup‘(𝑤 ∈ 𝑍 ↦ ((𝐹‘𝑤)‘𝑥))) ∈ ℝ)
47	46	3ad2ant1 1129	. . . . . . . . . . . 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 236	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))) ∈ ℝ)
49		simp2 1133	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ 𝑍)
50		simp3 1134	. . . . . . . . . . 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 43091	. . . . . . . . . 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 6680	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ∈ V)
53	4	fvexi 6679	. . . . . . . . . . . 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 41679	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ ℤ)
56		eqid 2821	. . . . . . . . . . 11 ⊢ (ℤ≥‘𝑛) = (ℤ≥‘𝑛)
57	55	uzidd 12253	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝑛 ∈ (ℤ≥‘𝑛))
58	57	uzssd 41673	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ⊆ (ℤ≥‘𝑛))
59	4, 49	uzssd2 41683	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → (ℤ≥‘𝑛) ⊆ 𝑍)
60		fvexd 6680	. . . . . . . . . . 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 41970	. . . . . . . . . 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 234	. . . . . . . . 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 1193	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐷) ∧ 𝑛 ∈ 𝑍 ∧ 𝑥 ∈ ∩ 𝑚 ∈ (ℤ≥‘𝑛)dom (𝐹‘𝑚)) → 𝜑)
64		nfv 1911	. . . . . . . . . . . 12 ⊢ Ⅎ𝑚𝜑
65	64, 20	nfan 1896	. . . . . . . . . . 11 ⊢ Ⅎ𝑚(𝜑 ∧ 𝑛 ∈ 𝑍)
66	4	eluzelz2 41668	. . . . . . . . . . . 12 ⊢ (𝑛 ∈ 𝑍 → 𝑛 ∈ ℤ)
67	66	adantl 484	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → 𝑛 ∈ ℤ)
68	3	adantr 483	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → 𝑀 ∈ ℤ)
69		fvexd 6680	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑛 ∈ 𝑍) ∧ 𝑚 ∈ (ℤ≥‘𝑛)) → ((𝐹‘𝑚)‘𝑥) ∈ V)
70		fvexd 6680	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑛 ∈ 𝑍) ∧ 𝑚 ∈ 𝑍) → ((𝐹‘𝑚)‘𝑥) ∈ V)
71	65, 67, 68, 56, 4, 69, 70	limsupequzmpt 42002	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (lim sup‘(𝑚 ∈ (ℤ≥‘𝑛) ↦ ((𝐹‘𝑚)‘𝑥))) = (lim sup‘(𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚)‘𝑥))))
72	63, 49, 71	syl2anc 586	. . . . . . . . 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 5085	. . . . . . . 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 41971	. . . . . . 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 1115	. . . . . 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 3317	. . . . 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 5143	. . 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 2856	. 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 43089	. 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 2913	1 ⊢ (𝜑 → 𝐺 ∈ (SMblFn‘𝑆))

Syntax hints:   → wi 4   ∧ wa 398   ∧ w3a 1083   = wceq 1533   ∈ wcel 2110  ∃wrex 3139  {crab 3142  Vcvv 3495  ∪ ciun 4912  ∩ ciin 4913   class class class wbr 5059   ↦ cmpt 5139  dom cdm 5550  ran crn 5551  ⟶wf 6346  ‘cfv 6350  supcsup 8898  ℝcr 10530  ℝ^*cxr 10668   < clt 10669  ℤcz 11975  ℤ_≥cuz 12237  lim supclsp 14821   ⇝ cli 14835  SAlgcsalg 42586  SMblFncsmblfn 42970

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1792  ax-4 1806  ax-5 1907  ax-6 1966  ax-7 2011  ax-8 2112  ax-9 2120  ax-10 2141  ax-11 2156  ax-12 2172  ax-13 2386  ax-ext 2793  ax-rep 5183  ax-sep 5196  ax-nul 5203  ax-pow 5259  ax-pr 5322  ax-un 7455  ax-inf2 9098  ax-cc 9851  ax-ac2 9879  ax-cnex 10587  ax-resscn 10588  ax-1cn 10589  ax-icn 10590  ax-addcl 10591  ax-addrcl 10592  ax-mulcl 10593  ax-mulrcl 10594  ax-mulcom 10595  ax-addass 10596  ax-mulass 10597  ax-distr 10598  ax-i2m1 10599  ax-1ne0 10600  ax-1rid 10601  ax-rnegex 10602  ax-rrecex 10603  ax-cnre 10604  ax-pre-lttri 10605  ax-pre-lttrn 10606  ax-pre-ltadd 10607  ax-pre-mulgt0 10608  ax-pre-sup 10609

This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-3or 1084  df-3an 1085  df-tru 1536  df-ex 1777  df-nf 1781  df-sb 2066  df-mo 2618  df-eu 2650  df-clab 2800  df-cleq 2814  df-clel 2893  df-nfc 2963  df-ne 3017  df-nel 3124  df-ral 3143  df-rex 3144  df-reu 3145  df-rmo 3146  df-rab 3147  df-v 3497  df-sbc 3773  df-csb 3884  df-dif 3939  df-un 3941  df-in 3943  df-ss 3952  df-pss 3954  df-nul 4292  df-if 4468  df-pw 4541  df-sn 4562  df-pr 4564  df-tp 4566  df-op 4568  df-uni 4833  df-int 4870  df-iun 4914  df-iin 4915  df-br 5060  df-opab 5122  df-mpt 5140  df-tr 5166  df-id 5455  df-eprel 5460  df-po 5469  df-so 5470  df-fr 5509  df-se 5510  df-we 5511  df-xp 5556  df-rel 5557  df-cnv 5558  df-co 5559  df-dm 5560  df-rn 5561  df-res 5562  df-ima 5563  df-pred 6143  df-ord 6189  df-on 6190  df-lim 6191  df-suc 6192  df-iota 6309  df-fun 6352  df-fn 6353  df-f 6354  df-f1 6355  df-fo 6356  df-f1o 6357  df-fv 6358  df-isom 6359  df-riota 7108  df-ov 7153  df-oprab 7154  df-mpo 7155  df-om 7575  df-1st 7683  df-2nd 7684  df-wrecs 7941  df-recs 8002  df-rdg 8040  df-1o 8096  df-oadd 8100  df-omul 8101  df-er 8283  df-map 8402  df-pm 8403  df-en 8504  df-dom 8505  df-sdom 8506  df-fin 8507  df-sup 8900  df-inf 8901  df-oi 8968  df-card 9362  df-acn 9365  df-ac 9536  df-pnf 10671  df-mnf 10672  df-xr 10673  df-ltxr 10674  df-le 10675  df-sub 10866  df-neg 10867  df-div 11292  df-nn 11633  df-2 11694  df-3 11695  df-n0 11892  df-z 11976  df-uz 12238  df-q 12343  df-rp 12384  df-ioo 12736  df-ioc 12737  df-ico 12738  df-fz 12887  df-fl 13156  df-ceil 13157  df-seq 13364  df-exp 13424  df-cj 14452  df-re 14453  df-im 14454  df-sqrt 14588  df-abs 14589  df-limsup 14822  df-clim 14839  df-rlim 14840  df-rest 16690  df-topgen 16711  df-top 21496  df-bases 21548  df-salg 42587  df-salgen 42591  df-smblfn 42971

This theorem is referenced by:  smflimsup  43095