On 9/5/05, Jenda Krynicky <[EMAIL PROTECTED]> wrote: > From: Jay Savage <[EMAIL PROTECTED]> > > On 9/3/05, Sagar Nargundkar <[EMAIL PROTECTED]> wrote: > > > Hi, > > > > > > I need to use small floating point numbers. Is there a perl module > > > that allows us to use arbitrarily small floats (of the order > > > 10^-20)? Something similar to Math::BigFloat which allows us to use > > > arbitrarily large floats. > > > > > > thanks, > > > Sagar > > > > Sagar, > > > > "Big" in BigInt and BigFloat refers to the absolute value, not > > wherther the number is positive or negative. 10e20 and 10e-20 are both > > equally "Big". > > Erm ... no they are not. And 10e-20 is a positive number. I think > you've mistaken it for -10e20. That's a fairly big negative number > whose absolute value is the same as 10e20's. > > In either case Math::BigFloat is just fine for numbers very close to > zero. Besides 10e-20 is not THAT small. > > Jenda > ===== [EMAIL PROTECTED] === http://Jenda.Krynicky.cz ===== > When it comes to wine, women and song, wizards are allowed > to get drunk and croon as much as they like. > -- Terry Pratchett in Sourcery > >
That's what I get for not proofreading. Yes, I meant -10e20. Although now that I think about it, OP was probably more interested in 10e-20 anyway... -- jay -------------------------------------------------- This email and attachment(s): [ ] blogable; [ x ] ask first; [ ] private and confidential daggerquill [at] gmail [dot] com http://www.tuaw.com http://www.dpguru.com http://www.engatiki.org values of β will give rise to dom!
