[SciPy-user] scipy.signal.chebwin

Stefan van der Walt stefan at sun.ac.za
Fri Feb 8 20:47:15 EST 2008


On Sat, Feb 09, 2008 at 07:10:03AM +0530, Kumar Appaiah wrote:
> On 09/02/2008, Ryan May wrote:
> > Hi,
> >
> > Can anyone attest to the correctness of scipy.signal.chebwin?  I can't
> > get anything but a set of NaN's for any attenuation value greater than
> > 20dB.  Matlab's implementation default's to _100_, but even most
> > examples I'm looking at are in the 50 dB range.
> 
> I can. And the discussion is here:
> http://projects.scipy.org/scipy/scipy/ticket/581

I applied the patch earlier this evening.  I'll check it in as soon as
I can get my linalg working again (I'm having ATLAS/lapack problems).

Regards
Stéfan



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