[SciPy-User] Bessel function of complex order
Moore, Eric (NIH/NIDDK) [F]
Fri Oct 5 07:56:56 CDT 2012
> -----Original Message-----
> From: Martin Fally [mailto:email@example.com]
> Sent: Thursday, October 04, 2012 9:14 AM
> To: firstname.lastname@example.org
> Subject: Re: [SciPy-User] Bessel function of complex order
> Andreas Pritschet <webmaster <at> hasenkopf2000.net> writes:
> > Hi,
> > I have noticed in the docs and some "bug reports" that Bessel
> > in SciPy support only real order. But for my work I require a
> > Bessel function of second kind of complex(!) order for complex
> > Is in SciPy a chance of calculating something like
> > scipy.special.kv(1j*k,1j), whereby k is an array??
> > Thanks and best regards
> > Andi
> I would also need Bessel functions of the first kind of complex order.
> I found a
> paper on an algorithm in the NIST DLMF how to calculate it, however,
> Looking forward to a tough programming genious to implement it into
That algorithm (#877), and many others are available for download at: http://www.cs.kent.ac.uk/people/staff/trh/CALGO/
I don't think that the license of the files there would allow it to be directly included in SciPy, but depending on your needs that implementation might save you some work.
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