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Subject: Re: Log base 2

Re: Log base 2

From: Jack Peel <jhp_at_cypress.com>
Date: Thu, 19 Sep 2002 14:20:12 -0700

But don't you want a log base 20 ? (or am I remebering dB wrong ? )
I should probably go do some research before I start popping off :-)

Jack

Philipp Pertermann wrote:

> From: "Jeff Waltzer"
>
> >
> > One could do a primitive approximation of a Log base 2
> function by
> > rotating the bits to find the left most location set bit.
> This would be
> > good if all you need is a number from 0 to 15.
>
> I believe I already found the perfect link. I just hate math
> and have been to lazy to understand that yet.
> http://www.dattalo.com/technical/theory/logs.html
>
> Phil
Received on 2002-09-19

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