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Re: [Help-gsl] Spherical Harmonics

From: Brian Gough
Subject: Re: [Help-gsl] Spherical Harmonics
Date: Thu, 24 Jun 2004 17:26:36 +0100

Peng Yu writes:
 > I am trying to use spherical harmonics descriptors. So I need a
 > function to give me the value of Y_lm for each input of (theta,
 > phi). Therefore, I was hoping I could use the Legendre function in
 > your library.
 > Ideally I hope that Legendre function could give me a value
 > P_lm(cos(theta)).  But I did not see anything close to that in the
 > library. Could you help me out? Thanks a lot for your effort!

See the section on "Associated Legendre Polynomials and Spherical
Harmonics" in the Special functions chapter of the reference manual.

Brian Gough

Network Theory Ltd,
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