dvmptco - Metamath Proof Explorer

	Metamath Proof Explorer		< Previous Next > Nearby theorems
Mirrors > Home > MPE Home > Th. List > dvmptco		Structured version Visualization version GIF version

Theorem dvmptco 25136

Description: Function-builder for derivative, chain rule. (Contributed by Mario Carneiro, 1-Sep-2014.)

**Hypotheses**
Ref	Expression
dvmptco.s	⊢ (𝜑 → 𝑆 ∈ {ℝ, ℂ})
dvmptco.t	⊢ (𝜑 → 𝑇 ∈ {ℝ, ℂ})
dvmptco.a	⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐴 ∈ 𝑌)
dvmptco.b	⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐵 ∈ 𝑉)
dvmptco.c	⊢ ((𝜑 ∧ 𝑦 ∈ 𝑌) → 𝐶 ∈ ℂ)
dvmptco.d	⊢ ((𝜑 ∧ 𝑦 ∈ 𝑌) → 𝐷 ∈ 𝑊)
dvmptco.da	⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) = (𝑥 ∈ 𝑋 ↦ 𝐵))
dvmptco.dc	⊢ (𝜑 → (𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) = (𝑦 ∈ 𝑌 ↦ 𝐷))
dvmptco.e	⊢ (𝑦 = 𝐴 → 𝐶 = 𝐸)
dvmptco.f	⊢ (𝑦 = 𝐴 → 𝐷 = 𝐹)

**Assertion**
Ref	Expression
dvmptco	⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐸)) = (𝑥 ∈ 𝑋 ↦ (𝐹 · 𝐵)))

Distinct variable groups: 𝑦,𝐴 𝑥,𝐶 𝑥,𝐷 𝑦,𝐸 𝑦,𝐹 𝑦,𝑇 𝑥,𝑉 𝑥,𝑦,𝜑 𝑦,𝑊 𝑥,𝑋 𝑥,𝑌,𝑦 Allowed substitution hints: 𝐴(𝑥) 𝐵(𝑥,𝑦) 𝐶(𝑦) 𝐷(𝑦) 𝑆(𝑥,𝑦) 𝑇(𝑥) 𝐸(𝑥) 𝐹(𝑥) 𝑉(𝑦) 𝑊(𝑥) 𝑋(𝑦)

**Proof of Theorem dvmptco**
Step	Hyp	Ref	Expression
1		dvmptco.t	. . 3 ⊢ (𝜑 → 𝑇 ∈ {ℝ, ℂ})
2		dvmptco.s	. . 3 ⊢ (𝜑 → 𝑆 ∈ {ℝ, ℂ})
3		dvmptco.c	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝑌) → 𝐶 ∈ ℂ)
4	3	fmpttd 6989	. . 3 ⊢ (𝜑 → (𝑦 ∈ 𝑌 ↦ 𝐶):𝑌⟶ℂ)
5		dvmptco.a	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐴 ∈ 𝑌)
6	5	fmpttd 6989	. . 3 ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ 𝐴):𝑋⟶𝑌)
7		dvmptco.dc	. . . . 5 ⊢ (𝜑 → (𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) = (𝑦 ∈ 𝑌 ↦ 𝐷))
8	7	dmeqd 5814	. . . 4 ⊢ (𝜑 → dom (𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) = dom (𝑦 ∈ 𝑌 ↦ 𝐷))
9		dvmptco.d	. . . . . 6 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝑌) → 𝐷 ∈ 𝑊)
10	9	ralrimiva 3103	. . . . 5 ⊢ (𝜑 → ∀𝑦 ∈ 𝑌 𝐷 ∈ 𝑊)
11		dmmptg 6145	. . . . 5 ⊢ (∀𝑦 ∈ 𝑌 𝐷 ∈ 𝑊 → dom (𝑦 ∈ 𝑌 ↦ 𝐷) = 𝑌)
12	10, 11	syl 17	. . . 4 ⊢ (𝜑 → dom (𝑦 ∈ 𝑌 ↦ 𝐷) = 𝑌)
13	8, 12	eqtrd 2778	. . 3 ⊢ (𝜑 → dom (𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) = 𝑌)
14		dvmptco.da	. . . . 5 ⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) = (𝑥 ∈ 𝑋 ↦ 𝐵))
15	14	dmeqd 5814	. . . 4 ⊢ (𝜑 → dom (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) = dom (𝑥 ∈ 𝑋 ↦ 𝐵))
16		dvmptco.b	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐵 ∈ 𝑉)
17	16	ralrimiva 3103	. . . . 5 ⊢ (𝜑 → ∀𝑥 ∈ 𝑋 𝐵 ∈ 𝑉)
18		dmmptg 6145	. . . . 5 ⊢ (∀𝑥 ∈ 𝑋 𝐵 ∈ 𝑉 → dom (𝑥 ∈ 𝑋 ↦ 𝐵) = 𝑋)
19	17, 18	syl 17	. . . 4 ⊢ (𝜑 → dom (𝑥 ∈ 𝑋 ↦ 𝐵) = 𝑋)
20	15, 19	eqtrd 2778	. . 3 ⊢ (𝜑 → dom (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) = 𝑋)
21	1, 2, 4, 6, 13, 20	dvcof 25112	. 2 ⊢ (𝜑 → (𝑆 D ((𝑦 ∈ 𝑌 ↦ 𝐶) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴))) = (((𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴)) ∘_f · (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴))))
22		eqidd 2739	. . . 4 ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ 𝐴) = (𝑥 ∈ 𝑋 ↦ 𝐴))
23		eqidd 2739	. . . 4 ⊢ (𝜑 → (𝑦 ∈ 𝑌 ↦ 𝐶) = (𝑦 ∈ 𝑌 ↦ 𝐶))
24		dvmptco.e	. . . 4 ⊢ (𝑦 = 𝐴 → 𝐶 = 𝐸)
25	5, 22, 23, 24	fmptco 7001	. . 3 ⊢ (𝜑 → ((𝑦 ∈ 𝑌 ↦ 𝐶) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴)) = (𝑥 ∈ 𝑋 ↦ 𝐸))
26	25	oveq2d 7291	. 2 ⊢ (𝜑 → (𝑆 D ((𝑦 ∈ 𝑌 ↦ 𝐶) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴))) = (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐸)))
27		ovex 7308	. . . . 5 ⊢ (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) ∈ V
28	27	dmex 7758	. . . 4 ⊢ dom (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴)) ∈ V
29	20, 28	eqeltrrdi 2848	. . 3 ⊢ (𝜑 → 𝑋 ∈ V)
30	1, 3, 9, 7	dvmptcl 25123	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝑌) → 𝐷 ∈ ℂ)
31	7, 30	fmpt3d 6990	. . . . . 6 ⊢ (𝜑 → (𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)):𝑌⟶ℂ)
32		fco 6624	. . . . . 6 ⊢ (((𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)):𝑌⟶ℂ ∧ (𝑥 ∈ 𝑋 ↦ 𝐴):𝑋⟶𝑌) → ((𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴)):𝑋⟶ℂ)
33	31, 6, 32	syl2anc 584	. . . . 5 ⊢ (𝜑 → ((𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴)):𝑋⟶ℂ)
34		dvmptco.f	. . . . . . 7 ⊢ (𝑦 = 𝐴 → 𝐷 = 𝐹)
35	5, 22, 7, 34	fmptco 7001	. . . . . 6 ⊢ (𝜑 → ((𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴)) = (𝑥 ∈ 𝑋 ↦ 𝐹))
36	35	feq1d 6585	. . . . 5 ⊢ (𝜑 → (((𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴)):𝑋⟶ℂ ↔ (𝑥 ∈ 𝑋 ↦ 𝐹):𝑋⟶ℂ))
37	33, 36	mpbid 231	. . . 4 ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ 𝐹):𝑋⟶ℂ)
38	37	fvmptelrn 6987	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝐹 ∈ ℂ)
39	29, 38, 16, 35, 14	offval2 7553	. 2 ⊢ (𝜑 → (((𝑇 D (𝑦 ∈ 𝑌 ↦ 𝐶)) ∘ (𝑥 ∈ 𝑋 ↦ 𝐴)) ∘_f · (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐴))) = (𝑥 ∈ 𝑋 ↦ (𝐹 · 𝐵)))
40	21, 26, 39	3eqtr3d 2786	1 ⊢ (𝜑 → (𝑆 D (𝑥 ∈ 𝑋 ↦ 𝐸)) = (𝑥 ∈ 𝑋 ↦ (𝐹 · 𝐵)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 396 = wceq 1539 ∈ wcel 2106 ∀wral 3064 Vcvv 3432 {cpr 4563 ↦ cmpt 5157 dom cdm 5589 ∘ ccom 5593 ⟶wf 6429 (class class class)co 7275 ∘_f cof 7531 ℂcc 10869 ℝcr 10870 · cmul 10876 D cdv 25027

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-cnex 10927 ax-resscn 10928 ax-1cn 10929 ax-icn 10930 ax-addcl 10931 ax-addrcl 10932 ax-mulcl 10933 ax-mulrcl 10934 ax-mulcom 10935 ax-addass 10936 ax-mulass 10937 ax-distr 10938 ax-i2m1 10939 ax-1ne0 10940 ax-1rid 10941 ax-rnegex 10942 ax-rrecex 10943 ax-cnre 10944 ax-pre-lttri 10945 ax-pre-lttrn 10946 ax-pre-ltadd 10947 ax-pre-mulgt0 10948 ax-pre-sup 10949 ax-addf 10950 ax-mulf 10951

This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-tp 4566 df-op 4568 df-uni 4840 df-int 4880 df-iun 4926 df-iin 4927 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-se 5545 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-isom 6442 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-of 7533 df-om 7713 df-1st 7831 df-2nd 7832 df-supp 7978 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-1o 8297 df-2o 8298 df-er 8498 df-map 8617 df-pm 8618 df-ixp 8686 df-en 8734 df-dom 8735 df-sdom 8736 df-fin 8737 df-fsupp 9129 df-fi 9170 df-sup 9201 df-inf 9202 df-oi 9269 df-card 9697 df-pnf 11011 df-mnf 11012 df-xr 11013 df-ltxr 11014 df-le 11015 df-sub 11207 df-neg 11208 df-div 11633 df-nn 11974 df-2 12036 df-3 12037 df-4 12038 df-5 12039 df-6 12040 df-7 12041 df-8 12042 df-9 12043 df-n0 12234 df-z 12320 df-dec 12438 df-uz 12583 df-q 12689 df-rp 12731 df-xneg 12848 df-xadd 12849 df-xmul 12850 df-icc 13086 df-fz 13240 df-fzo 13383 df-seq 13722 df-exp 13783 df-hash 14045 df-cj 14810 df-re 14811 df-im 14812 df-sqrt 14946 df-abs 14947 df-struct 16848 df-sets 16865 df-slot 16883 df-ndx 16895 df-base 16913 df-ress 16942 df-plusg 16975 df-mulr 16976 df-starv 16977 df-sca 16978 df-vsca 16979 df-ip 16980 df-tset 16981 df-ple 16982 df-ds 16984 df-unif 16985 df-hom 16986 df-cco 16987 df-rest 17133 df-topn 17134 df-0g 17152 df-gsum 17153 df-topgen 17154 df-pt 17155 df-prds 17158 df-xrs 17213 df-qtop 17218 df-imas 17219 df-xps 17221 df-mre 17295 df-mrc 17296 df-acs 17298 df-mgm 18326 df-sgrp 18375 df-mnd 18386 df-submnd 18431 df-mulg 18701 df-cntz 18923 df-cmn 19388 df-psmet 20589 df-xmet 20590 df-met 20591 df-bl 20592 df-mopn 20593 df-fbas 20594 df-fg 20595 df-cnfld 20598 df-top 22043 df-topon 22060 df-topsp 22082 df-bases 22096 df-cld 22170 df-ntr 22171 df-cls 22172 df-nei 22249 df-lp 22287 df-perf 22288 df-cn 22378 df-cnp 22379 df-haus 22466 df-tx 22713 df-hmeo 22906 df-fil 22997 df-fm 23089 df-flim 23090 df-flf 23091 df-xms 23473 df-ms 23474 df-tms 23475 df-cncf 24041 df-limc 25030 df-dv 25031

This theorem is referenced by: dvrecg 25137 dvexp3 25142 dvsincos 25145 dvlipcn 25158 lhop2 25179 itgsubstlem 25212 dvtaylp 25529 taylthlem2 25533 pige3ALT 25676 advlogexp 25810 logtayl 25815 dvcxp1 25893 dvcxp2 25894 dvcncxp1 25896 loglesqrt 25911 dvatan 26085 lgamgulmlem2 26179 logdivsum 26681 log2sumbnd 26692 itgexpif 32586 dvtan 35827 dvasin 35861 areacirclem1 35865 lcmineqlem8 40044 lcmineqlem12 40048 dvrelogpow2b 40076 aks4d1p1p6 40081 expgrowthi 41951 expgrowth 41953 binomcxplemdvbinom 41971 dvsinexp 43452 dvxpaek 43481 fourierdlem28 43676 fourierdlem39 43687 fourierdlem56 43703 fourierdlem60 43707 fourierdlem61 43708 etransclem46 43821

W3C validator