2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/138738Generalizing Duality Theorem of H. de Vries, we define a category which is dually equivalent to the category of all locally compact Hausdorff spaces and all perfect maps between them.18 pagesGeneral TopologyCategory Theory18A40, 54D45 (Primary) 06E15, 54C10, 54E05, 06E10 (Secondary)A Generalization of De Vries Duality Theoremtext