Difference equation for the Heckman-Opdam hypergeometric function and its confluent Whittaker limit

DOI10.1016/j.aim.2015.08.018zbMath1331.33032arXiv1411.0463OpenAlexW1525827928MaRDI QIDQ887332

E. Emsiz, Jan Felipe van Diejen

Publication date: 28 October 2015

Published in: Advances in Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1411.0463

zbMATH Keywords

hypergeometric functionsWhittaker functionsbispectral problemhyperbolic Calogero-Moser modelopen quantum Toda chainrational Ruijsenaars-Schneider systemroot systens

Mathematics Subject Classification ID

Hypergeometric functions associated with root systems (33C67) Orthogonal polynomials and functions associated with root systems (33C52)

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