Retrieve the logarithm of number in a specified base ?
evadream.mlist at evadream.net
Mon Dec 6 23:33:52 CET 2004
Thanx, that's exactly waht i did :)
> Evadream wrote:
>> RTFM ! :D
>> Function: int mpfr_log (mpfr_t rop, mpfr_t op, mp_rnd_t rnd)
>> Sorry, again.
>> If you've got any suggestions, or another method to retrieve what i want
>> Thanx !
> If you need to get a base N logarithm of a number (where N is something
> other than 2, 10, or e) then you might want to make use of the following
> (well known) relationship:
> The base-N logarithm of a number is equal to the natural (base-e) log of
> that number, divided by the natural log of N.
More information about the gmp-discuss