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A differentiation formula for spherical Bessel functions

J Boersma1,3 and M L Glasser2

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The differentiation formula \fl
\left(1-\frac{\sqrt{z^2+a^2}}{z} \frac{\rm d}{{\rm d}z}\right)^n
[z^{n-1/2}K_{n-1/2}(z)] = \big(z+\sqrt{z^2+a^2}\big)^n z^{-1/2}K_{1/2}(z)

is derived, where Kn−1/2(z) is a modified spherical Bessel function and a is an arbitrary constant.


PACS

02.30.Gp Special functions

MSC

33C10 Bessel and Airy functions, cylinder functions, 0F1

Subjects

Mathematical physics

Dates

Issue 8 (25 February 2005)

Received 5 October 2004, in final form 23 November 2004

Published 9 February 2005



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