Re: [Maxima-discuss] e, pi, gamma, log(2)

[Robert D. <rob...@gm...>]

On 2014-09-19, Volker van Nek <vol...@gm...> wrote:

> [ I also implemented exp(x), log(x), sin(x) and friends for bigfloat x.
> In contrast to fpe1, .. these implementions are still some kind of raw
> material and need more error analysis. And of course it's a lot more
> difficult to merge them into Maxima. My idea is to put them into
> /share/contrib for now. ]

OK by me.

> The values of %e, %pi, %gamma and log(2) computed by the described
> functions are checked against reference values which were parsed and
> rounded to the same precision. For all 0 < $fpprec < 10000 there are no
> differences to the reference values.

Sounds good. What about differences with respect to the existing
implementation? Also, as mentioned by RJF, I would be interested
to know if the new algorithms are faster or slower than the
existing ones for relatively small values of fpprec.

best

Robert Dodier