Hahn Polynomial
The orthogonal polynomials defined by
 |
(1)
|
where
is the Pochhammer symbol and
is a generalized hypergeometric function (Koepf 1998). The first few are given by
Koekoek and Swarttouw (1998) define another Hahn polynomial
 |
(4)
|
the dual Hahn polynomial
 |
(5)
|
the continuous Hahn polynomial
 |
(6)
|
and the continuous dual Hahn polynomial
 |
(7)
|
for
, 1, ...,
, and where
 |
(8)
|
REFERENCES:
Koekoek, R. and Swarttouw, R. F. "Continuous Dual Hahn," "Continuous Hahn," "Hahn," and "Dual Hahn." §1.3-1.6 in The Askey-Scheme of Hypergeometric Orthogonal Polynomials and its
-Analogue. Delft, Netherlands: Technische Universiteit Delft, Faculty of Technical Mathematics and Informatics Report 98-17, pp. 29-36, 1998.
Koepf, W. Hypergeometric Summation: An Algorithmic Approach to Summation and Special Function Identities. Braunschweig, Germany: Vieweg, p. 115, 1998.