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Theorem psercn2 26484

Description: Since by pserulm 26483 the series converges uniformly, it is also continuous by ulmcn 26460. (Contributed by Mario Carneiro, 3-Mar-2015.) Avoid ax-mulf 11264. (Revised by GG, 16-Mar-2025.)

**Hypotheses**
Ref	Expression
pserf.g	⊢ 𝐺 = (𝑥 ∈ ℂ ↦ (𝑛 ∈ ℕ₀ ↦ ((𝐴‘𝑛) · (𝑥↑𝑛))))
pserf.f	⊢ 𝐹 = (𝑦 ∈ 𝑆 ↦ Σ𝑗 ∈ ℕ₀ ((𝐺‘𝑦)‘𝑗))
pserf.a	⊢ (𝜑 → 𝐴:ℕ₀⟶ℂ)
pserf.r	⊢ 𝑅 = sup({𝑟 ∈ ℝ ∣ seq0( + , (𝐺‘𝑟)) ∈ dom ⇝ }, ℝ^*, < )
pserulm.h	⊢ 𝐻 = (𝑖 ∈ ℕ₀ ↦ (𝑦 ∈ 𝑆 ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)))
pserulm.m	⊢ (𝜑 → 𝑀 ∈ ℝ)
pserulm.l	⊢ (𝜑 → 𝑀 < 𝑅)
pserulm.y	⊢ (𝜑 → 𝑆 ⊆ (^◡abs “ (0[,]𝑀)))

**Assertion**
Ref	Expression
psercn2	⊢ (𝜑 → 𝐹 ∈ (𝑆–cn→ℂ))

Distinct variable groups: 𝑗,𝑛,𝑟,𝑥,𝑦,𝐴 𝑖,𝑗,𝑦,𝐻 𝑖,𝑀,𝑗,𝑦 𝑥,𝑖,𝑟 𝑖,𝐺,𝑗,𝑟,𝑦 𝑆,𝑖,𝑗,𝑦 𝜑,𝑖,𝑗,𝑦 Allowed substitution hints: 𝜑(𝑥,𝑛,𝑟) 𝐴(𝑖) 𝑅(𝑥,𝑦,𝑖,𝑗,𝑛,𝑟) 𝑆(𝑥,𝑛,𝑟) 𝐹(𝑥,𝑦,𝑖,𝑗,𝑛,𝑟) 𝐺(𝑥,𝑛) 𝐻(𝑥,𝑛,𝑟) 𝑀(𝑥,𝑛,𝑟)

Proof of Theorem psercn2 Dummy variables 𝑘 𝑢 𝑣 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		nn0uz 12945	. 2 ⊢ ℕ₀ = (ℤ_≥‘0)
2		0zd 12651	. 2 ⊢ (𝜑 → 0 ∈ ℤ)
3		pserulm.y	. . . . . . 7 ⊢ (𝜑 → 𝑆 ⊆ (^◡abs “ (0[,]𝑀)))
4		cnvimass 6111	. . . . . . . 8 ⊢ (^◡abs “ (0[,]𝑀)) ⊆ dom abs
5		absf 15386	. . . . . . . . 9 ⊢ abs:ℂ⟶ℝ
6	5	fdmi 6758	. . . . . . . 8 ⊢ dom abs = ℂ
7	4, 6	sseqtri 4045	. . . . . . 7 ⊢ (^◡abs “ (0[,]𝑀)) ⊆ ℂ
8	3, 7	sstrdi 4021	. . . . . 6 ⊢ (𝜑 → 𝑆 ⊆ ℂ)
9	8	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → 𝑆 ⊆ ℂ)
10	9	resmptd 6069	. . . 4 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → ((𝑦 ∈ ℂ ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)) ↾ 𝑆) = (𝑦 ∈ 𝑆 ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)))
11		simplr 768	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) ∧ 𝑘 ∈ (0...𝑖)) → 𝑦 ∈ ℂ)
12		elfznn0 13677	. . . . . . . . . 10 ⊢ (𝑘 ∈ (0...𝑖) → 𝑘 ∈ ℕ₀)
13	12	adantl 481	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) ∧ 𝑘 ∈ (0...𝑖)) → 𝑘 ∈ ℕ₀)
14		pserf.g	. . . . . . . . . 10 ⊢ 𝐺 = (𝑥 ∈ ℂ ↦ (𝑛 ∈ ℕ₀ ↦ ((𝐴‘𝑛) · (𝑥↑𝑛))))
15	14	pserval2 26472	. . . . . . . . 9 ⊢ ((𝑦 ∈ ℂ ∧ 𝑘 ∈ ℕ₀) → ((𝐺‘𝑦)‘𝑘) = ((𝐴‘𝑘) · (𝑦↑𝑘)))
16	11, 13, 15	syl2anc 583	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) ∧ 𝑘 ∈ (0...𝑖)) → ((𝐺‘𝑦)‘𝑘) = ((𝐴‘𝑘) · (𝑦↑𝑘)))
17		simpr 484	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → 𝑖 ∈ ℕ₀)
18	17, 1	eleqtrdi 2854	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → 𝑖 ∈ (ℤ_≥‘0))
19	18	adantr 480	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) → 𝑖 ∈ (ℤ_≥‘0))
20		pserf.a	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝐴:ℕ₀⟶ℂ)
21	20	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → 𝐴:ℕ₀⟶ℂ)
22	21	ffvelcdmda 7118	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑘 ∈ ℕ₀) → (𝐴‘𝑘) ∈ ℂ)
23	22	adantlr 714	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) ∧ 𝑘 ∈ ℕ₀) → (𝐴‘𝑘) ∈ ℂ)
24		expcl 14130	. . . . . . . . . . 11 ⊢ ((𝑦 ∈ ℂ ∧ 𝑘 ∈ ℕ₀) → (𝑦↑𝑘) ∈ ℂ)
25	24	adantll 713	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) ∧ 𝑘 ∈ ℕ₀) → (𝑦↑𝑘) ∈ ℂ)
26	23, 25	mulcld 11310	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) ∧ 𝑘 ∈ ℕ₀) → ((𝐴‘𝑘) · (𝑦↑𝑘)) ∈ ℂ)
27	12, 26	sylan2 592	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) ∧ 𝑘 ∈ (0...𝑖)) → ((𝐴‘𝑘) · (𝑦↑𝑘)) ∈ ℂ)
28	16, 19, 27	fsumser 15778	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑦 ∈ ℂ) → Σ𝑘 ∈ (0...𝑖)((𝐴‘𝑘) · (𝑦↑𝑘)) = (seq0( + , (𝐺‘𝑦))‘𝑖))
29	28	mpteq2dva 5266	. . . . . 6 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → (𝑦 ∈ ℂ ↦ Σ𝑘 ∈ (0...𝑖)((𝐴‘𝑘) · (𝑦↑𝑘))) = (𝑦 ∈ ℂ ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)))
30		eqid 2740	. . . . . . . 8 ⊢ (TopOpen‘ℂ_fld) = (TopOpen‘ℂ_fld)
31	30	cnfldtopon 24824	. . . . . . . . 9 ⊢ (TopOpen‘ℂ_fld) ∈ (TopOn‘ℂ)
32	31	a1i 11	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → (TopOpen‘ℂ_fld) ∈ (TopOn‘ℂ))
33		fzfid 14024	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → (0...𝑖) ∈ Fin)
34	31	a1i 11	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑘 ∈ (0...𝑖)) → (TopOpen‘ℂ_fld) ∈ (TopOn‘ℂ))
35		ffvelcdm 7115	. . . . . . . . . . 11 ⊢ ((𝐴:ℕ₀⟶ℂ ∧ 𝑘 ∈ ℕ₀) → (𝐴‘𝑘) ∈ ℂ)
36	21, 12, 35	syl2an 595	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑘 ∈ (0...𝑖)) → (𝐴‘𝑘) ∈ ℂ)
37	34, 34, 36	cnmptc 23691	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑘 ∈ (0...𝑖)) → (𝑦 ∈ ℂ ↦ (𝐴‘𝑘)) ∈ ((TopOpen‘ℂ_fld) Cn (TopOpen‘ℂ_fld)))
38	12	adantl 481	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑘 ∈ (0...𝑖)) → 𝑘 ∈ ℕ₀)
39	30	expcn 24915	. . . . . . . . . 10 ⊢ (𝑘 ∈ ℕ₀ → (𝑦 ∈ ℂ ↦ (𝑦↑𝑘)) ∈ ((TopOpen‘ℂ_fld) Cn (TopOpen‘ℂ_fld)))
40	38, 39	syl 17	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑘 ∈ (0...𝑖)) → (𝑦 ∈ ℂ ↦ (𝑦↑𝑘)) ∈ ((TopOpen‘ℂ_fld) Cn (TopOpen‘ℂ_fld)))
41	30	mpomulcn 24910	. . . . . . . . . 10 ⊢ (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣)) ∈ (((TopOpen‘ℂ_fld) ×_t (TopOpen‘ℂ_fld)) Cn (TopOpen‘ℂ_fld))
42	41	a1i 11	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑘 ∈ (0...𝑖)) → (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣)) ∈ (((TopOpen‘ℂ_fld) ×_t (TopOpen‘ℂ_fld)) Cn (TopOpen‘ℂ_fld)))
43		oveq12 7457	. . . . . . . . 9 ⊢ ((𝑢 = (𝐴‘𝑘) ∧ 𝑣 = (𝑦↑𝑘)) → (𝑢 · 𝑣) = ((𝐴‘𝑘) · (𝑦↑𝑘)))
44	34, 37, 40, 34, 34, 42, 43	cnmpt12 23696	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑖 ∈ ℕ₀) ∧ 𝑘 ∈ (0...𝑖)) → (𝑦 ∈ ℂ ↦ ((𝐴‘𝑘) · (𝑦↑𝑘))) ∈ ((TopOpen‘ℂ_fld) Cn (TopOpen‘ℂ_fld)))
45	30, 32, 33, 44	fsumcn 24913	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → (𝑦 ∈ ℂ ↦ Σ𝑘 ∈ (0...𝑖)((𝐴‘𝑘) · (𝑦↑𝑘))) ∈ ((TopOpen‘ℂ_fld) Cn (TopOpen‘ℂ_fld)))
46	30	cncfcn1 24956	. . . . . . 7 ⊢ (ℂ–cn→ℂ) = ((TopOpen‘ℂ_fld) Cn (TopOpen‘ℂ_fld))
47	45, 46	eleqtrrdi 2855	. . . . . 6 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → (𝑦 ∈ ℂ ↦ Σ𝑘 ∈ (0...𝑖)((𝐴‘𝑘) · (𝑦↑𝑘))) ∈ (ℂ–cn→ℂ))
48	29, 47	eqeltrrd 2845	. . . . 5 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → (𝑦 ∈ ℂ ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)) ∈ (ℂ–cn→ℂ))
49		rescncf 24942	. . . . 5 ⊢ (𝑆 ⊆ ℂ → ((𝑦 ∈ ℂ ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)) ∈ (ℂ–cn→ℂ) → ((𝑦 ∈ ℂ ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)) ↾ 𝑆) ∈ (𝑆–cn→ℂ)))
50	9, 48, 49	sylc 65	. . . 4 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → ((𝑦 ∈ ℂ ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)) ↾ 𝑆) ∈ (𝑆–cn→ℂ))
51	10, 50	eqeltrrd 2845	. . 3 ⊢ ((𝜑 ∧ 𝑖 ∈ ℕ₀) → (𝑦 ∈ 𝑆 ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)) ∈ (𝑆–cn→ℂ))
52		pserulm.h	. . 3 ⊢ 𝐻 = (𝑖 ∈ ℕ₀ ↦ (𝑦 ∈ 𝑆 ↦ (seq0( + , (𝐺‘𝑦))‘𝑖)))
53	51, 52	fmptd 7148	. 2 ⊢ (𝜑 → 𝐻:ℕ₀⟶(𝑆–cn→ℂ))
54		pserf.f	. . 3 ⊢ 𝐹 = (𝑦 ∈ 𝑆 ↦ Σ𝑗 ∈ ℕ₀ ((𝐺‘𝑦)‘𝑗))
55		pserf.r	. . 3 ⊢ 𝑅 = sup({𝑟 ∈ ℝ ∣ seq0( + , (𝐺‘𝑟)) ∈ dom ⇝ }, ℝ^*, < )
56		pserulm.m	. . 3 ⊢ (𝜑 → 𝑀 ∈ ℝ)
57		pserulm.l	. . 3 ⊢ (𝜑 → 𝑀 < 𝑅)
58	14, 54, 20, 55, 52, 56, 57, 3	pserulm 26483	. 2 ⊢ (𝜑 → 𝐻(⇝_𝑢‘𝑆)𝐹)
59	1, 2, 53, 58	ulmcn 26460	1 ⊢ (𝜑 → 𝐹 ∈ (𝑆–cn→ℂ))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1537 ∈ wcel 2108 {crab 3443 ⊆ wss 3976 class class class wbr 5166 ↦ cmpt 5249 ^◡ccnv 5699 dom cdm 5700 ↾ cres 5702 “ cima 5703 ⟶wf 6569 ‘cfv 6573 (class class class)co 7448 ∈ cmpo 7450 supcsup 9509 ℂcc 11182 ℝcr 11183 0cc0 11184 + caddc 11187 · cmul 11189 ℝ^*cxr 11323 < clt 11324 ℕ₀cn0 12553 ℤ_≥cuz 12903 [,]cicc 13410 ...cfz 13567 seqcseq 14052 ↑cexp 14112 abscabs 15283 ⇝ cli 15530 Σcsu 15734 TopOpenctopn 17481 ℂ_fldccnfld 21387 TopOnctopon 22937 Cn ccn 23253 ×_t ctx 23589 –cn→ccncf 24921

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1793 ax-4 1807 ax-5 1909 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2158 ax-12 2178 ax-ext 2711 ax-rep 5303 ax-sep 5317 ax-nul 5324 ax-pow 5383 ax-pr 5447 ax-un 7770 ax-inf2 9710 ax-cnex 11240 ax-resscn 11241 ax-1cn 11242 ax-icn 11243 ax-addcl 11244 ax-addrcl 11245 ax-mulcl 11246 ax-mulrcl 11247 ax-mulcom 11248 ax-addass 11249 ax-mulass 11250 ax-distr 11251 ax-i2m1 11252 ax-1ne0 11253 ax-1rid 11254 ax-rnegex 11255 ax-rrecex 11256 ax-cnre 11257 ax-pre-lttri 11258 ax-pre-lttrn 11259 ax-pre-ltadd 11260 ax-pre-mulgt0 11261 ax-pre-sup 11262 ax-addf 11263

This theorem depends on definitions: df-bi 207 df-an 396 df-or 847 df-3or 1088 df-3an 1089 df-tru 1540 df-fal 1550 df-ex 1778 df-nf 1782 df-sb 2065 df-mo 2543 df-eu 2572 df-clab 2718 df-cleq 2732 df-clel 2819 df-nfc 2895 df-ne 2947 df-nel 3053 df-ral 3068 df-rex 3077 df-rmo 3388 df-reu 3389 df-rab 3444 df-v 3490 df-sbc 3805 df-csb 3922 df-dif 3979 df-un 3981 df-in 3983 df-ss 3993 df-pss 3996 df-nul 4353 df-if 4549 df-pw 4624 df-sn 4649 df-pr 4651 df-tp 4653 df-op 4655 df-uni 4932 df-int 4971 df-iun 5017 df-iin 5018 df-br 5167 df-opab 5229 df-mpt 5250 df-tr 5284 df-id 5593 df-eprel 5599 df-po 5607 df-so 5608 df-fr 5652 df-se 5653 df-we 5654 df-xp 5706 df-rel 5707 df-cnv 5708 df-co 5709 df-dm 5710 df-rn 5711 df-res 5712 df-ima 5713 df-pred 6332 df-ord 6398 df-on 6399 df-lim 6400 df-suc 6401 df-iota 6525 df-fun 6575 df-fn 6576 df-f 6577 df-f1 6578 df-fo 6579 df-f1o 6580 df-fv 6581 df-isom 6582 df-riota 7404 df-ov 7451 df-oprab 7452 df-mpo 7453 df-of 7714 df-om 7904 df-1st 8030 df-2nd 8031 df-supp 8202 df-frecs 8322 df-wrecs 8353 df-recs 8427 df-rdg 8466 df-1o 8522 df-2o 8523 df-er 8763 df-map 8886 df-pm 8887 df-ixp 8956 df-en 9004 df-dom 9005 df-sdom 9006 df-fin 9007 df-fsupp 9432 df-fi 9480 df-sup 9511 df-inf 9512 df-oi 9579 df-card 10008 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11522 df-neg 11523 df-div 11948 df-nn 12294 df-2 12356 df-3 12357 df-4 12358 df-5 12359 df-6 12360 df-7 12361 df-8 12362 df-9 12363 df-n0 12554 df-z 12640 df-dec 12759 df-uz 12904 df-q 13014 df-rp 13058 df-xneg 13175 df-xadd 13176 df-xmul 13177 df-ico 13413 df-icc 13414 df-fz 13568 df-fzo 13712 df-fl 13843 df-seq 14053 df-exp 14113 df-hash 14380 df-cj 15148 df-re 15149 df-im 15150 df-sqrt 15284 df-abs 15285 df-limsup 15517 df-clim 15534 df-rlim 15535 df-sum 15735 df-struct 17194 df-sets 17211 df-slot 17229 df-ndx 17241 df-base 17259 df-ress 17288 df-plusg 17324 df-mulr 17325 df-starv 17326 df-sca 17327 df-vsca 17328 df-ip 17329 df-tset 17330 df-ple 17331 df-ds 17333 df-unif 17334 df-hom 17335 df-cco 17336 df-rest 17482 df-topn 17483 df-0g 17501 df-gsum 17502 df-topgen 17503 df-pt 17504 df-prds 17507 df-xrs 17562 df-qtop 17567 df-imas 17568 df-xps 17570 df-mre 17644 df-mrc 17645 df-acs 17647 df-mgm 18678 df-sgrp 18757 df-mnd 18773 df-submnd 18819 df-mulg 19108 df-cntz 19357 df-cmn 19824 df-psmet 21379 df-xmet 21380 df-met 21381 df-bl 21382 df-mopn 21383 df-cnfld 21388 df-top 22921 df-topon 22938 df-topsp 22960 df-bases 22974 df-cn 23256 df-cnp 23257 df-tx 23591 df-hmeo 23784 df-xms 24351 df-ms 24352 df-tms 24353 df-cncf 24923 df-ulm 26438

This theorem is referenced by: psercn 26488

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