Character expansion of matrix integrals

math. arxive. Cornell University, 2016. No. 1611.04577.

Van de Leur J., Orlov A. Y.

We consider character expansion of tau functions and multiple integrals in characters of orhtogonal and symplectic groups. In particular we consider character expansions of integrals over orthogonal and over symplectic matrices.  

Ключевые слова: Character expansion