Does anyone know an efficient and accurate method of extracting or deriving a base10 exponent from a FP number?

- Kris

ex=std.math.floor(log10(n));



"kris" <foo@bar.com> wrote in message news:e5591i$g60$1@digitaldaemon.com...
> Does anyone know an efficient and accurate method of extracting or deriving a base10 exponent from a FP number?
>
> - Kris

thank(you);

Bob W wrote:
> ex=std.math.floor(log10(n));