Ali Krelifa2021-05-312021-05-312020https://repository.univ-msila.dz/handle/123456789/24332In this paper we study the classical character of 2-OPS whose generating function satisfies a first order differential equation. Our results give some information about the classical character of the 2-Sheffer-Meixner type polynomialsOn the classical character of Sheffer-Meixner 2-orthogonal polynomials typeArticle