2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/75561We introduce the notion of a Hu-Liu prime ideal in the context of left commutative rngs, and establish the contravariant functor from the category of left commutative rngs into the category of topological spaces.15 pagesRings and AlgebrasAlgebraic Geometry16W99, 14M99How to Expand the Zariski Topologytext