2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/117804In this paper we find some necessary and sufficient conditions for a Banach algebra to be amenable or weakly amenable, by applying the homomorphisms on Banach algebras.8 pagesFunctional Analysis46HXXHomomorphisms, amenability and weak amenability of Banach algebrastext