English

Multivariate circular Jacobi polynomials

Classical Analysis and ODEs 2014-05-27 v2 Representation Theory

Abstract

We introduce a new multivariate orthogonal polynomial which is a 2-parameter deformation of the spherical polynomial by harmonic analysis on symmetric cone. This is also regarded as a multivariate analogue of the circular Jacobi polynomial. Further, the weight function of its orthogonality relation coincides with the circular Jacobi ensemble defined by Bourgade et al.. We also obtain its main properties : generating function, pseudo differential equation and deteraminant expression.

Keywords

Cite

@article{arxiv.1404.7252,
  title  = {Multivariate circular Jacobi polynomials},
  author = {Genki Shibukawa},
  journal= {arXiv preprint arXiv:1404.7252},
  year   = {2014}
}

Comments

35 pages

R2 v1 2026-06-22T04:01:23.431Z