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| Mirrors > Home > MPE Home > Th. List > asinval | Structured version Visualization version GIF version | ||
| Description: Value of the arcsin function. (Contributed by Mario Carneiro, 31-Mar-2015.) |
| Ref | Expression |
|---|---|
| asinval | ⊢ (𝐴 ∈ ℂ → (arcsin‘𝐴) = (-i · (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2))))))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | oveq2 7416 | . . . . 5 ⊢ (𝑥 = 𝐴 → (i · 𝑥) = (i · 𝐴)) | |
| 2 | oveq1 7415 | . . . . . . 7 ⊢ (𝑥 = 𝐴 → (𝑥↑2) = (𝐴↑2)) | |
| 3 | 2 | oveq2d 7424 | . . . . . 6 ⊢ (𝑥 = 𝐴 → (1 − (𝑥↑2)) = (1 − (𝐴↑2))) |
| 4 | 3 | fveq2d 6883 | . . . . 5 ⊢ (𝑥 = 𝐴 → (√‘(1 − (𝑥↑2))) = (√‘(1 − (𝐴↑2)))) |
| 5 | 1, 4 | oveq12d 7426 | . . . 4 ⊢ (𝑥 = 𝐴 → ((i · 𝑥) + (√‘(1 − (𝑥↑2)))) = ((i · 𝐴) + (√‘(1 − (𝐴↑2))))) |
| 6 | 5 | fveq2d 6883 | . . 3 ⊢ (𝑥 = 𝐴 → (log‘((i · 𝑥) + (√‘(1 − (𝑥↑2))))) = (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2)))))) |
| 7 | 6 | oveq2d 7424 | . 2 ⊢ (𝑥 = 𝐴 → (-i · (log‘((i · 𝑥) + (√‘(1 − (𝑥↑2)))))) = (-i · (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2))))))) |
| 8 | df-asin 26992 | . 2 ⊢ arcsin = (𝑥 ∈ ℂ ↦ (-i · (log‘((i · 𝑥) + (√‘(1 − (𝑥↑2))))))) | |
| 9 | ovex 7441 | . 2 ⊢ (-i · (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2)))))) ∈ V | |
| 10 | 7, 8, 9 | fvmpt 6987 | 1 ⊢ (𝐴 ∈ ℂ → (arcsin‘𝐴) = (-i · (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2))))))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 ∈ wcel 2149 ‘cfv 6534 (class class class)co 7408 ℂcc 11094 1c1 11097 ici 11098 + caddc 11099 · cmul 11101 − cmin 11437 -cneg 11438 2c2 12291 ↑cexp 14093 √csqrt 15280 logclog 26681 arcsincasin 26989 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5258 ax-nul 5268 ax-pr 5402 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4490 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-br 5111 df-opab 5175 df-mpt 5194 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-iota 6490 df-fun 6536 df-fv 6542 df-ov 7411 df-asin 26992 |
| This theorem is referenced by: asinneg 27013 efiasin 27015 asinsin 27019 asin1 27021 asinbnd 27026 areacirclem4 38245 |
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