2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/61212In this note we present a method for obtaining a wide class of combinatorial identities. We give several examples, in particular, based on the Gamma and Beta functions. Some of them have already been considered by previously, and other are new.9 pagesCombinatoricsGamma function, Beta function and combinatorial identitiestext