Re: Problems with FFT and IFFT

[Keith Goodman]

On 2/28/06, Dmitri A. Sergatskov <address@hidden> wrote:
> Sascha Berkenkamp wrote:
> ...
> > But in my octave version (octave 2.1.72 from debian etch) the
> > imag-part of the retransformed signal is not zero.
> >
>
> But it is very very small:
>
> max(imag(x2))
> ans =  1.65499047498487e-16
>
>
> > Sascha
>
> Sincerely,
>
> Dmitri.

It is small but isreal(x2) is 1 in Matlab and 0 in Octave.



-------------------------------------------------------------
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
-------------------------------------------------------------