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Recurrence relations for exceptional Hermite polynomials.

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Gómez-Ullate Otaiza, David and Kasman, Alex and Kuijlaars, Arno B. J. and Milson, Robert (2016) Recurrence relations for exceptional Hermite polynomials. Journal of Approximation Theory, 204 . pp. 1-16. ISSN 0021-9045

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Official URL: http://dx.doi.org/10.1016/j.jat.2015.12.003


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Abstract

The bispectral anti-isomorphism is applied to differential operators involving elements of the stabilizer ring to produce explicit formulas for all difference operators having any of the Hermite exceptional orthogonal polynomials as eigenfunctions with eigenvalues that are polynomials in x.


Item Type:Article
Additional Information:

© 2015 Elsevier Inc. All rights reserved.
The authors are grateful to the organizers of the conference NEEDS 2015 in Sardinia, Italy without which we might never have recognized the potential application of these tools to this problem. Likewise, the authors are grateful to Yves Grandati and Satoshi Tsujimoto for helpful conversations and their presentations on related topics at that conference.
D.G.U. has been supported in part by Spanish MINECO Grants MTM2012-31714 and FIS2012-38949-C03-01 and by the ICMAT-Severo Ochoa grant SEV-2011-0087. A.B.J.K. is supported by KU Leuven Research Grant OT/12/073, the Belgian Interuniversity Attraction Pole P07/18, and FWO Flanders projects G.0641.11, G.0934.13, G.0864.16. R.M. is supported by NSERC grant RGPIN-228057-2004.

Uncontrolled Keywords:Exceptional orthogonal polynomials; Bispectral Darboux transformations.
Subjects:Sciences > Physics
ID Code:37093
Deposited On:13 Apr 2016 18:00
Last Modified:10 Dec 2018 15:09

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