[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: strange problem
From: |
Henry F. Mollet |
Subject: |
Re: strange problem |
Date: |
Wed, 03 Dec 2003 13:51:51 -0800 |
User-agent: |
Microsoft-Entourage/10.1.1.2418 |
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
-------------------------------------------------------------
- Re: strange problem,
Henry F. Mollet <=