On 9/19/11 2:35 PM, Stephane CHAZELAS wrote:
>> Thanks for the report. This looks like an independent reimplementation of
>> the "exponentiation by squaring" method. I did a little looking around,
>> and it's the best algorithm out there. I used a slightly different but
>> equivalent implementation.
> [...]
>
> FYI, ksh93 uses pow(3). So does zsh, but only in floating point
> mode.
Bash doesn't use floating point. It does all of its arithmetic in
intmax_t.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU [email protected] http://cnswww.cns.cwru.edu/~chet/