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| Mirrors > Home > ILE Home > Th. List > dvmptnegcn | GIF version | ||
| Description: Function-builder for derivative, product rule for negatives. (Contributed by Mario Carneiro, 1-Sep-2014.) (Revised by Jim Kingdon, 31-Dec-2023.) |
| Ref | Expression |
|---|---|
| dvmptcmulcn.a | ⊢ ((𝜑 ∧ 𝑥 ∈ ℂ) → 𝐴 ∈ ℂ) |
| dvmptcmulcn.b | ⊢ ((𝜑 ∧ 𝑥 ∈ ℂ) → 𝐵 ∈ 𝑉) |
| dvmptcmulcn.da | ⊢ (𝜑 → (ℂ D (𝑥 ∈ ℂ ↦ 𝐴)) = (𝑥 ∈ ℂ ↦ 𝐵)) |
| Ref | Expression |
|---|---|
| dvmptnegcn | ⊢ (𝜑 → (ℂ D (𝑥 ∈ ℂ ↦ -𝐴)) = (𝑥 ∈ ℂ ↦ -𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dvmptcmulcn.a | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ ℂ) → 𝐴 ∈ ℂ) | |
| 2 | dvmptcmulcn.b | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ ℂ) → 𝐵 ∈ 𝑉) | |
| 3 | dvmptcmulcn.da | . . 3 ⊢ (𝜑 → (ℂ D (𝑥 ∈ ℂ ↦ 𝐴)) = (𝑥 ∈ ℂ ↦ 𝐵)) | |
| 4 | neg1cn 9418 | . . . 4 ⊢ -1 ∈ ℂ | |
| 5 | 4 | a1i 9 | . . 3 ⊢ (𝜑 → -1 ∈ ℂ) |
| 6 | 1, 2, 3, 5 | dvmptcmulcn 15947 | . 2 ⊢ (𝜑 → (ℂ D (𝑥 ∈ ℂ ↦ ( -1 · 𝐴))) = (𝑥 ∈ ℂ ↦ ( -1 · 𝐵))) |
| 7 | 1 | mulm1d 8744 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ ℂ) → ( -1 · 𝐴) = -𝐴) |
| 8 | 7 | mpteq2dva 4223 | . . 3 ⊢ (𝜑 → (𝑥 ∈ ℂ ↦ ( -1 · 𝐴)) = (𝑥 ∈ ℂ ↦ -𝐴)) |
| 9 | 8 | oveq2d 6104 | . 2 ⊢ (𝜑 → (ℂ D (𝑥 ∈ ℂ ↦ ( -1 · 𝐴))) = (ℂ D (𝑥 ∈ ℂ ↦ -𝐴))) |
| 10 | cnelprrecn 8321 | . . . . . 6 ⊢ ℂ ∈ {ℝ, ℂ} | |
| 11 | 10 | a1i 9 | . . . . 5 ⊢ (𝜑 → ℂ ∈ {ℝ, ℂ}) |
| 12 | ssidd 3269 | . . . . 5 ⊢ (𝜑 → ℂ ⊆ ℂ) | |
| 13 | 11, 1, 2, 3, 12 | dvmptclx 15944 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ ℂ) → 𝐵 ∈ ℂ) |
| 14 | 13 | mulm1d 8744 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ ℂ) → ( -1 · 𝐵) = -𝐵) |
| 15 | 14 | mpteq2dva 4223 | . 2 ⊢ (𝜑 → (𝑥 ∈ ℂ ↦ ( -1 · 𝐵)) = (𝑥 ∈ ℂ ↦ -𝐵)) |
| 16 | 6, 9, 15 | 3eqtr3d 2279 | 1 ⊢ (𝜑 → (ℂ D (𝑥 ∈ ℂ ↦ -𝐴)) = (𝑥 ∈ ℂ ↦ -𝐵)) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 {cpr 3710 ↦ cmpt 4193 (class class class)co 6088 ℂcc 8183 ℝcr 8184 1c1 8186 · cmul 8190 -cneg 8505 D cdv 15881 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4248 ax-sep 4251 ax-nul 4261 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-iinf 4737 ax-cnex 8276 ax-resscn 8277 ax-1cn 8278 ax-1re 8279 ax-icn 8280 ax-addcl 8281 ax-addrcl 8282 ax-mulcl 8283 ax-mulrcl 8284 ax-addcom 8285 ax-mulcom 8286 ax-addass 8287 ax-mulass 8288 ax-distr 8289 ax-i2m1 8290 ax-0lt1 8291 ax-1rid 8292 ax-0id 8293 ax-rnegex 8294 ax-precex 8295 ax-cnre 8296 ax-pre-ltirr 8297 ax-pre-ltwlin 8298 ax-pre-lttrn 8299 ax-pre-apti 8300 ax-pre-ltadd 8301 ax-pre-mulgt0 8302 ax-pre-mulext 8303 ax-arch 8304 ax-caucvg 8305 ax-addf 8307 ax-mulf 8308 |
| This proof depends on definitions: df-bi 117 df-stab 843 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-if 3639 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4132 df-opab 4194 df-mpt 4195 df-tr 4232 df-id 4440 df-po 4443 df-iso 4444 df-iord 4513 df-on 4515 df-ilim 4516 df-suc 4518 df-iom 4740 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-fv 5388 df-isom 5389 df-riota 6041 df-ov 6091 df-oprab 6092 df-mpo 6093 df-of 6305 df-1st 6378 df-2nd 6379 df-recs 6580 df-frec 6666 df-map 6928 df-pm 6929 df-sup 7330 df-inf 7331 df-pnf 8368 df-mnf 8369 df-xr 8370 df-ltxr 8371 df-le 8372 df-sub 8506 df-neg 8507 df-reap 8911 df-ap 8918 df-div 9011 df-inn 9314 df-2 9372 df-3 9373 df-4 9374 df-n0 9575 df-z 9656 df-uz 9938 df-q 10036 df-rp 10072 df-xneg 10191 df-xadd 10192 df-seqfrec 10906 df-exp 10997 df-cj 11629 df-re 11630 df-im 11631 df-rsqrt 11786 df-abs 11787 df-rest 13654 df-topgen 13673 df-psmet 14989 df-xmet 14990 df-met 14991 df-bl 14992 df-mopn 14993 df-top 15224 df-topon 15237 df-bases 15269 df-ntr 15322 df-cn 15414 df-cnp 15415 df-tx 15479 df-cncf 15797 df-limced 15882 df-dvap 15883 |
| This theorem is used by: dvmptsubcn 15949 |
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