2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/163901Injectives in several classes of structures associated with logic are characterized. Among the classes considered are residuated lattices, MTL-algebras, IMTL-algebras, BL-algebras, NM-algebras and bounded hoops.Logic06F05, 08B30, 03G10, 03G25text