[PD] log base 2?
IOhannes m zmoelnig
zmoelnig at iem.at
Mon May 23 16:23:20 CEST 2005
Dafydd Hughes wrote:
> Hi Folks
>
> Sorry to be asking aquestion which I expect could be solved easily if
> only I remembered more math from high school (I'm working on that...)
a really good ressource for maths is:
http://mathworld.wolfram.com
while they cover a lot oh highlevel maths, you will also get
explanations for simpler problems
>
> The log object in pd seems to only give the natural logarithm, but I
> desperately need the base 2 logarithm. Is there an object I don't know
> about or a way of translating from one to the other?
log_a (x) = log_b (x) / log_b (a)
in your case:
ld(x) = ln(x)/ln(2)
mfg.asd.r
IOhannes
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