Discrete Darboux transformation for discrete polynomials of hypergeometric type
Bangerezako, G
(1998) Journal of Physics A: Mathematical and General — Vol. 31, n° 9, p. 2191-2196 (1998)
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Bangerezako, G
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Abstract
The Darboux transformation, well known in second-order differential operator theory, is applied to the difference equations satisfied by the discrete hypergeometric polynomials (Charlier, Meixner-Kravchuk, Hahn).
Bangerezako, G. (1998). Discrete Darboux transformation for discrete polynomials of hypergeometric type. Journal of Physics A: Mathematical and General, 31(9), 2191-2196. https://doi.org/10.1088/0305-4470/31/9/009 (Original work published 1998)