Re: Math functions? (Particularly transcendental ones)

[Jeremy Howard]

Uri Guttman wrote:
> >>>>> "BS" == Benjamin Stuhl <[EMAIL PROTECTED]> writes:
>
>   >> Can anyone think of things I've forgotten? It's been a while since
>   >> I've done numeric work.
>
>   BS> ln, asinh, acosh, atanh2?
>
> dan mentioned log (base anything) but i don't recall ln. and definitely
> the arc hyberbolics are in after i pointed them out. dunno about atanh2.
>
We only really need ln(). Then [log(y) base x] is simply [ln(y)/ln(x)].
There's no need to have separate functions for different bases.