[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: strange problem
From: |
robert Macy |
Subject: |
Re: strange problem |
Date: |
Wed, 03 Dec 2003 14:09:20 -0800 |
I would use something like...
x = fix(x*1e16)/1e16;
- Robert -
On Wed, 03 Dec 2003 13:51:51 -0800
"Henry F. Mollet" <address@hidden> wrote:
> octave:14> x=-0.000000000000000020817
> x = -2.0817e-17
> octave:15> fix(x)
> ans = 0
> Henry
>
>
> on 11/27/03 11:58 PM, Christoph Dalitz at
> address@hidden
> wrote:
>
> > On Thu, 27 Nov 2003 23:03:26 +0000
> > Geraint Paul Bevan <address@hidden> wrote:
> >> |
> >> | -2.0817e-17 1.0000e+02
> >> | -1.0000e-02 1.0000e+00
> >> |
> >>
> >> The number -2.0817e-17 is -0.000000000000000020817,
> which is very, very
> >> close to zero.
> >>
> > Is there an Octave function that truncates/rounds such
> small numbers to
> > zero (like the Scilab function "clean")?
> >
> > I have tried "help round" and "help trunc", but found
> nothing appropriate.
> >
> > Thanks,
> >
> > Christoph
> >
> >
> >
> >
>
-------------------------------------------------------------
> > Octave is freely available under the terms of the GNU
> GPL.
> >
> > Octave's home on the web: http://www.octave.org
> > How to fund new projects:
> http://www.octave.org/funding.html
> > Subscription information:
> http://www.octave.org/archive.html
> >
>
-------------------------------------------------------------
>
>
>
>
-------------------------------------------------------------
> Octave is freely available under the terms of the GNU
> GPL.
>
> Octave's home on the web: http://www.octave.org
> How to fund new projects:
> http://www.octave.org/funding.html
> Subscription information:
> http://www.octave.org/archive.html
>
-------------------------------------------------------------
>
-------------------------------------------------------------
Octave is freely available under the terms of the GNU GPL.
Octave's home on the web: http://www.octave.org
How to fund new projects: http://www.octave.org/funding.html
Subscription information: http://www.octave.org/archive.html
-------------------------------------------------------------