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Laguerre functions

From Encyclopedia of Mathematics
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Functions that are solutions of the equation

(*)

where and are arbitrary parameters. Laguerre functions can be expressed in terms of the degenerate hypergeometric function or in terms of Whittaker functions. For the solutions of equation (*) are called Laguerre polynomials. The function

where is a Laguerre polynomial, is sometimes also called a Laguerre function.

References

[1] E. Jahnke, F. Emde, "Tables of functions with formulae and curves" , Dover, reprint (1945) (Translated from German)
How to Cite This Entry:
Laguerre functions. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Laguerre_functions&oldid=47565
This article was adapted from an original article by A.B. Ivanov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article