Catastrophic Cancellation

[Sergei Steshenko]

Applications From Scratch: http://appsfromscratch.berlios.de/


--- On Wed, 7/2/08, Jordi Gutiérrez Hermoso <jordigh at gmail.com> wrote:

> From: Jordi Gutiérrez Hermoso <jordigh at gmail.com>
> Subject: Re: Catastrophic Cancellation
> To: "A. Kalten" <akalten at comcast.net>
> Cc: help-octave at octave.org
> Date: Wednesday, July 2, 2008, 4:37 PM
> 2008/7/2 A. Kalten <akalten at comcast.net>:
> 
> > Anyway, the problem is interesting and I hope to study
> this
> > further.
> 
> I've always liked this rather trivial example:
> 
>      octave:1> 0.3 - 0.2 - 0.1
> 
> - Jordi G. H.
> _______________________________________________
> Help-octave mailing list
> Help-octave at octave.org
> https://www.cae.wisc.edu/mailman/listinfo/help-octave

And what is the problem:

"
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octave:1> 0.3 - 0.2 - 0.1
ans = -2.7756e-17
octave:2>
"

?

Thanks,
  Sergei.