This is an essentially self-contained monograph centered on the new double Hecke algebra technique.

This is an essentially self-contained monograph in an intriguing field of fundamental importance for Representation Theory, Harmonic Analysis, Mathematical Phys

First account of a theory, created by Macdonald, of a class of orthogonal polynomial, which is related to mathematical physics.

This volume, dedicated to the memory of the great American mathematician Bertram Kostant (May 24, 1928 – February 2, 2017), is a collection of 19 invited pape

Calogero-Moser systems, which were originally discovered by specialists in integrable systems, are currently at the crossroads of many areas of mathematics and