On classical orthogonal polynomials related to Hahn's operator

R. Álvarez-Nodarse, K. Castillo, D. Mbouna +1

Let $\mathbf{u}$ be a nonzero linear functional acting on the space of polynomials. Let ${\mathbf{D}}_{q,\omega }$ be a Hahn operator acting on the dual space of polynomials. Suppose that the…