2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/126569We prove a duality theorem for certain graded algebras and show by various examples different kinds of failure of tameness of local cohomology.18 pagesCommutative AlgebraAlgebraic Geometry13D45; 13D25; 14F05Duality and Tamenesstext