dvmptcmul - Metamath Proof Explorer

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Theorem dvmptcmul 25956

Description: Function-builder for derivative, product rule for constant multiplier. (Contributed by Mario Carneiro, 1-Sep-2014.) (Revised by Mario Carneiro, 11-Feb-2015.)

**Hypotheses**
Ref	Expression
dvmptadd.s	⊢ (𝜑 → 𝑆 ∈ {ℝ, ℂ})
dvmptadd.a	⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐴 ∈ ℂ)
dvmptadd.b	⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐵 ∈ 𝑉)
dvmptadd.da	⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) = (𝑥 ∈ 𝑋 ↦ 𝐵))
dvmptcmul.c	⊢ (𝜑 → 𝐶 ∈ ℂ)

**Assertion**
Ref	Expression
dvmptcmul	⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ (𝐶 · 𝐴))) = (𝑥 ∈ 𝑋 ↦ (𝐶 · 𝐵)))

Distinct variable groups: 𝜑,𝑥 𝑥,𝑆 𝑥,𝑉 𝑥,𝑋 𝑥,𝐶 Allowed substitution hints: 𝐴(𝑥) 𝐵(𝑥)

**Proof of Theorem dvmptcmul**
Step	Hyp	Ref	Expression
1		dvmptadd.s	. . 3 ⊢ (𝜑 → 𝑆 ∈ {ℝ, ℂ})
2		dvmptcmul.c	. . . 4 ⊢ (𝜑 → 𝐶 ∈ ℂ)
3	2	adantr 481	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐶 ∈ ℂ)
4		0cnd 11135	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 0 ∈ ℂ)
5	2	adantr 481	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆) → 𝐶 ∈ ℂ)
6		0cnd 11135	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆) → 0 ∈ ℂ)
7	1, 2	dvmptc 25950	. . . 4 ⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑆 ↦ 𝐶)) = (𝑥 ∈ 𝑆 ↦ 0))
8		dvmptadd.da	. . . . . . 7 ⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) = (𝑥 ∈ 𝑋 ↦ 𝐵))
9	8	dmeqd 5854	. . . . . 6 ⊢ (𝜑 → dom (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) = dom (𝑥 ∈ 𝑋 ↦ 𝐵))
10		dvmptadd.b	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐵 ∈ 𝑉)
11	10	ralrimiva 3132	. . . . . . 7 ⊢ (𝜑 → ∀𝑥 ∈ 𝑋 𝐵 ∈ 𝑉)
12		dmmptg 6200	. . . . . . 7 ⊢ (∀𝑥 ∈ 𝑋 𝐵 ∈ 𝑉 → dom (𝑥 ∈ 𝑋 ↦ 𝐵) = 𝑋)
13	11, 12	syl 17	. . . . . 6 ⊢ (𝜑 → dom (𝑥 ∈ 𝑋 ↦ 𝐵) = 𝑋)
14	9, 13	eqtrd 2775	. . . . 5 ⊢ (𝜑 → dom (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) = 𝑋)
15		dvbsss 25894	. . . . 5 ⊢ dom (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) ⊆ 𝑆
16	14, 15	eqsstrrdi 3967	. . . 4 ⊢ (𝜑 → 𝑋 ⊆ 𝑆)
17		eqid 2740	. . . 4 ⊢ ((TopOpen‘ℂ_fld) ↾_t 𝑆) = ((TopOpen‘ℂ_fld) ↾_t 𝑆)
18		eqid 2740	. . . 4 ⊢ (TopOpen‘ℂ_fld) = (TopOpen‘ℂ_fld)
19	18	cnfldtopon 24772	. . . . . . . 8 ⊢ (TopOpen‘ℂ_fld) ∈ (TopOn‘ℂ)
20		recnprss 25896	. . . . . . . . 9 ⊢ (𝑆 ∈ {ℝ, ℂ} → 𝑆 ⊆ ℂ)
21	1, 20	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝑆 ⊆ ℂ)
22		resttopon 23151	. . . . . . . 8 ⊢ (((TopOpen‘ℂ_fld) ∈ (TopOn‘ℂ) ∧ 𝑆 ⊆ ℂ) → ((TopOpen‘ℂ_fld) ↾_t 𝑆) ∈ (TopOn‘𝑆))
23	19, 21, 22	sylancr 593	. . . . . . 7 ⊢ (𝜑 → ((TopOpen‘ℂ_fld) ↾_t 𝑆) ∈ (TopOn‘𝑆))
24		topontop 22903	. . . . . . 7 ⊢ (((TopOpen‘ℂ_fld) ↾_t 𝑆) ∈ (TopOn‘𝑆) → ((TopOpen‘ℂ_fld) ↾_t 𝑆) ∈ Top)
25	23, 24	syl 17	. . . . . 6 ⊢ (𝜑 → ((TopOpen‘ℂ_fld) ↾_t 𝑆) ∈ Top)
26		toponuni 22904	. . . . . . . 8 ⊢ (((TopOpen‘ℂ_fld) ↾_t 𝑆) ∈ (TopOn‘𝑆) → 𝑆 = ∪ ((TopOpen‘ℂ_fld) ↾_t 𝑆))
27	23, 26	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝑆 = ∪ ((TopOpen‘ℂ_fld) ↾_t 𝑆))
28	16, 27	sseqtrd 3958	. . . . . 6 ⊢ (𝜑 → 𝑋 ⊆ ∪ ((TopOpen‘ℂ_fld) ↾_t 𝑆))
29		eqid 2740	. . . . . . 7 ⊢ ∪ ((TopOpen‘ℂ_fld) ↾_t 𝑆) = ∪ ((TopOpen‘ℂ_fld) ↾_t 𝑆)
30	29	ntrss2 23047	. . . . . 6 ⊢ ((((TopOpen‘ℂ_fld) ↾_t 𝑆) ∈ Top ∧ 𝑋 ⊆ ∪ ((TopOpen‘ℂ_fld) ↾_t 𝑆)) → ((int‘((TopOpen‘ℂ_fld) ↾_t 𝑆))‘𝑋) ⊆ 𝑋)
31	25, 28, 30	syl2anc 590	. . . . 5 ⊢ (𝜑 → ((int‘((TopOpen‘ℂ_fld) ↾_t 𝑆))‘𝑋) ⊆ 𝑋)
32		dvmptadd.a	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐴 ∈ ℂ)
33	32	fmpttd 7063	. . . . . . 7 ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ 𝐴):𝑋⟶ℂ)
34	21, 33, 16, 17, 18	dvbssntr 25892	. . . . . 6 ⊢ (𝜑 → dom (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) ⊆ ((int‘((TopOpen‘ℂ_fld) ↾_t 𝑆))‘𝑋))
35	14, 34	eqsstrrd 3957	. . . . 5 ⊢ (𝜑 → 𝑋 ⊆ ((int‘((TopOpen‘ℂ_fld) ↾_t 𝑆))‘𝑋))
36	31, 35	eqssd 3939	. . . 4 ⊢ (𝜑 → ((int‘((TopOpen‘ℂ_fld) ↾_t 𝑆))‘𝑋) = 𝑋)
37	1, 5, 6, 7, 16, 17, 18, 36	dvmptres2 25954	. . 3 ⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐶)) = (𝑥 ∈ 𝑋 ↦ 0))
38	1, 3, 4, 37, 32, 10, 8	dvmptmul 25953	. 2 ⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ (𝐶 · 𝐴))) = (𝑥 ∈ 𝑋 ↦ ((0 · 𝐴) + (𝐵 · 𝐶))))
39	32	mul02d 11342	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → (0 · 𝐴) = 0)
40	39	oveq1d 7378	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → ((0 · 𝐴) + (𝐵 · 𝐶)) = (0 + (𝐵 · 𝐶)))
41	1, 32, 10, 8	dvmptcl 25951	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐵 ∈ ℂ)
42	41, 3	mulcld 11163	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → (𝐵 · 𝐶) ∈ ℂ)
43	42	addlidd 11345	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → (0 + (𝐵 · 𝐶)) = (𝐵 · 𝐶))
44	41, 3	mulcomd 11164	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → (𝐵 · 𝐶) = (𝐶 · 𝐵))
45	40, 43, 44	3eqtrd 2779	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → ((0 · 𝐴) + (𝐵 · 𝐶)) = (𝐶 · 𝐵))
46	45	mpteq2dva 5172	. 2 ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ ((0 · 𝐴) + (𝐵 · 𝐶))) = (𝑥 ∈ 𝑋 ↦ (𝐶 · 𝐵)))
47	38, 46	eqtrd 2775	1 ⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ (𝐶 · 𝐴))) = (𝑥 ∈ 𝑋 ↦ (𝐶 · 𝐵)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∀wral 3054 ⊆ wss 3890 {cpr 4564 ∪ cuni 4845 ↦ cmpt 5160 dom cdm 5625 ‘cfv 6492 (class class class)co 7363 ℂcc 11034 ℝcr 11035 0cc0 11036 + caddc 11039 · cmul 11041 ↾_t crest 17381 TopOpenctopn 17382 ℂ_fldccnfld 21354 Topctop 22883 TopOnctopon 22900 intcnt 23007 D cdv 25855

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-rep 5206 ax-sep 5225 ax-nul 5235 ax-pow 5301 ax-pr 5369 ax-un 7685 ax-cnex 11092 ax-resscn 11093 ax-1cn 11094 ax-icn 11095 ax-addcl 11096 ax-addrcl 11097 ax-mulcl 11098 ax-mulrcl 11099 ax-mulcom 11100 ax-addass 11101 ax-mulass 11102 ax-distr 11103 ax-i2m1 11104 ax-1ne0 11105 ax-1rid 11106 ax-rnegex 11107 ax-rrecex 11108 ax-cnre 11109 ax-pre-lttri 11110 ax-pre-lttrn 11111 ax-pre-ltadd 11112 ax-pre-mulgt0 11113 ax-pre-sup 11114 ax-addf 11115

This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-nel 3040 df-ral 3055 df-rex 3065 df-rmo 3345 df-reu 3346 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4269 df-if 4462 df-pw 4538 df-sn 4563 df-pr 4565 df-tp 4567 df-op 4569 df-uni 4846 df-int 4885 df-iun 4930 df-iin 4931 df-br 5080 df-opab 5142 df-mpt 5161 df-tr 5187 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-se 5579 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-isom 6501 df-riota 7320 df-ov 7366 df-oprab 7367 df-mpo 7368 df-of 7627 df-om 7814 df-1st 7938 df-2nd 7939 df-supp 8108 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-1o 8402 df-2o 8403 df-er 8640 df-map 8772 df-pm 8773 df-ixp 8843 df-en 8891 df-dom 8892 df-sdom 8893 df-fin 8894 df-fsupp 9272 df-fi 9321 df-sup 9352 df-inf 9353 df-oi 9422 df-card 9861 df-pnf 11179 df-mnf 11180 df-xr 11181 df-ltxr 11182 df-le 11183 df-sub 11377 df-neg 11378 df-div 11806 df-nn 12173 df-2 12242 df-3 12243 df-4 12244 df-5 12245 df-6 12246 df-7 12247 df-8 12248 df-9 12249 df-n0 12436 df-z 12523 df-dec 12643 df-uz 12787 df-q 12897 df-rp 12941 df-xneg 13061 df-xadd 13062 df-xmul 13063 df-icc 13303 df-fz 13460 df-fzo 13607 df-seq 13962 df-exp 14022 df-hash 14291 df-cj 15059 df-re 15060 df-im 15061 df-sqrt 15195 df-abs 15196 df-struct 17115 df-sets 17132 df-slot 17150 df-ndx 17162 df-base 17178 df-ress 17199 df-plusg 17231 df-mulr 17232 df-starv 17233 df-sca 17234 df-vsca 17235 df-ip 17236 df-tset 17237 df-ple 17238 df-ds 17240 df-unif 17241 df-hom 17242 df-cco 17243 df-rest 17383 df-topn 17384 df-0g 17402 df-gsum 17403 df-topgen 17404 df-pt 17405 df-prds 17408 df-xrs 17464 df-qtop 17469 df-imas 17470 df-xps 17472 df-mre 17546 df-mrc 17547 df-acs 17549 df-mgm 18606 df-sgrp 18685 df-mnd 18701 df-submnd 18750 df-mulg 19042 df-cntz 19290 df-cmn 19755 df-psmet 21346 df-xmet 21347 df-met 21348 df-bl 21349 df-mopn 21350 df-fbas 21351 df-fg 21352 df-cnfld 21355 df-top 22884 df-topon 22901 df-topsp 22923 df-bases 22936 df-cld 23009 df-ntr 23010 df-cls 23011 df-nei 23088 df-lp 23126 df-perf 23127 df-cn 23217 df-cnp 23218 df-haus 23305 df-tx 23552 df-hmeo 23745 df-fil 23836 df-fm 23928 df-flim 23929 df-flf 23930 df-xms 24310 df-ms 24311 df-tms 24312 df-cncf 24870 df-limc 25858 df-dv 25859

This theorem is referenced by: dvmptdivc 25957 dvmptneg 25958 dvmptre 25961 dvmptim 25962 dvsincos 25973 cmvth 25983 dvlipcn 25986 dvivthlem1 26000 dvfsumle 26013 dvfsumabs 26015 dvfsumlem2 26019 dvply1 26275 dvtaylp 26360 pserdvlem2 26418 pige3ALT 26509 dvcxp1 26729 dvcxp2 26730 dvcncxp1 26732 dvatan 26924 divsqrtsumlem 26968 lgamgulmlem2 27018 logexprlim 27213 log2sumbnd 27532 itgexpif 34797 dvasin 38078 areacirclem1 38082 lcmineqlem12 42532 aks4d1p1p6 42565 lhe4.4ex1a 44780 expgrowthi 44784 expgrowth 44786 fourierdlem39 46596

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