[libre-riscv-dev] [isa-dev] Re: FP transcendentals (trigonometry, root/exp/log) proposal

[Luke Kenneth Casson Leighton]

On Thu, Jan 16, 2020 at 11:13 AM haael <haael at interia.pl> wrote:

Hi guys, mathematician here.
>
> Most approximation algorithms give you the error bound together with the
> result, so we know the accuracy in the first place.
>
> The state of the art algorithm for computing trigonometric functions is
> using Chebyshev polynomials.
>
> This is a nice article: http://mooooo.ooo/chebyshev-sine-approximation/


ah fantastic!  bit of cross-over :)