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May 2010 Askey–Wilson polynomials, quadratic harnesses and martingales
Włodek Bryc, Jacek Wesołowski
Ann. Probab. 38(3): 1221-1262 (May 2010). DOI: 10.1214/09-AOP503

Abstract

We use orthogonality measures of Askey–Wilson polynomials to construct Markov processes with linear regressions and quadratic conditional variances. Askey–Wilson polynomials are orthogonal martingale polynomials for these processes.

Citation

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Włodek Bryc. Jacek Wesołowski. "Askey–Wilson polynomials, quadratic harnesses and martingales." Ann. Probab. 38 (3) 1221 - 1262, May 2010. https://doi.org/10.1214/09-AOP503

Information

Published: May 2010
First available in Project Euclid: 2 June 2010

zbMATH: 1201.60077
MathSciNet: MR2674998
Digital Object Identifier: 10.1214/09-AOP503

Subjects:
Primary: 60J25
Secondary: 46L53

Keywords: harnesses , hypergeometric orthogonal polynomials , orthogonal martingale polynomials , Quadratic conditional variances

Rights: Copyright © 2010 Institute of Mathematical Statistics

Vol.38 • No. 3 • May 2010
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