2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/67875In this note we study dual coalgebras of algebras over arbitrary (noetherian) commutative rings. We present and study a generalized notion of coreflexive comodules and use the results obtained for them to characterize the so called coreflexive coalgebras. Our approach in this note is an algebraically topological one.39 pagesRings and AlgebrasQuantum Algebra16D90, 16W30, 16Exxtext