collaborators

1 paper

math.CA2025

Bidiagonal matrix factorisations related to multiple orthogonal polynomials

Amílcar Branquinho, Juan E. F. Díaz, Ana Foulquié-Moreno +2

We provide necessary and sufficient conditions for the Hessenberg recurrence matrix associated with a system of multiple orthogonal polynomials to admit a factorisation as a produc…