2 papers
math-ph2003
The prolate spheroidal phenomena and bispectrality
F. Alberto Grünbaum, Milen Yakimov
Landau, Pollak, Slepian, and Tracy, Widom discovered that certain integral operators with so called Bessel and Airy kernels possess commuting differential operators and found impor…
math.RT2002
Matrix Valued Spherical Functions Associated to the Three Dimensional Hyperbolic Space
F. A. Grunbaum, I. Pacharoni, J. Tirao
The main purpose of this paper is to compute all irreducible spherical functions on of arbitrary type , where . This is accomplished…