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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 7363 | . . . . 5 ⊢ (𝑥 = 𝐴 → (i · 𝑥) = (i · 𝐴)) | |
| 2 | oveq1 7362 | . . . . . . 7 ⊢ (𝑥 = 𝐴 → (𝑥↑2) = (𝐴↑2)) | |
| 3 | 2 | oveq2d 7371 | . . . . . 6 ⊢ (𝑥 = 𝐴 → (1 − (𝑥↑2)) = (1 − (𝐴↑2))) |
| 4 | 3 | fveq2d 6835 | . . . . 5 ⊢ (𝑥 = 𝐴 → (√‘(1 − (𝑥↑2))) = (√‘(1 − (𝐴↑2)))) |
| 5 | 1, 4 | oveq12d 7373 | . . . 4 ⊢ (𝑥 = 𝐴 → ((i · 𝑥) + (√‘(1 − (𝑥↑2)))) = ((i · 𝐴) + (√‘(1 − (𝐴↑2))))) |
| 6 | 5 | fveq2d 6835 | . . 3 ⊢ (𝑥 = 𝐴 → (log‘((i · 𝑥) + (√‘(1 − (𝑥↑2))))) = (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2)))))) |
| 7 | 6 | oveq2d 7371 | . 2 ⊢ (𝑥 = 𝐴 → (-i · (log‘((i · 𝑥) + (√‘(1 − (𝑥↑2)))))) = (-i · (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2))))))) |
| 8 | df-asin 26822 | . 2 ⊢ arcsin = (𝑥 ∈ ℂ ↦ (-i · (log‘((i · 𝑥) + (√‘(1 − (𝑥↑2))))))) | |
| 9 | ovex 7388 | . 2 ⊢ (-i · (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2)))))) ∈ V | |
| 10 | 7, 8, 9 | fvmpt 6938 | 1 ⊢ (𝐴 ∈ ℂ → (arcsin‘𝐴) = (-i · (log‘((i · 𝐴) + (√‘(1 − (𝐴↑2))))))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2113 ‘cfv 6489 (class class class)co 7355 ℂcc 11015 1c1 11018 ici 11019 + caddc 11020 · cmul 11022 − cmin 11355 -cneg 11356 2c2 12191 ↑cexp 13975 √csqrt 15147 logclog 26510 arcsincasin 26819 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2705 ax-sep 5238 ax-nul 5248 ax-pr 5374 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2566 df-clab 2712 df-cleq 2725 df-clel 2808 df-nfc 2882 df-ne 2930 df-ral 3049 df-rex 3058 df-rab 3397 df-v 3439 df-dif 3901 df-un 3903 df-ss 3915 df-nul 4283 df-if 4477 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4861 df-br 5096 df-opab 5158 df-mpt 5177 df-id 5516 df-xp 5627 df-rel 5628 df-cnv 5629 df-co 5630 df-dm 5631 df-iota 6445 df-fun 6491 df-fv 6497 df-ov 7358 df-asin 26822 |
| This theorem is referenced by: asinneg 26843 efiasin 26845 asinsin 26849 asin1 26851 asinbnd 26856 areacirclem4 37824 |
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