2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/229988Consider a one-parameter family of algebraic varieties degenerating to a reducible one. Our main result is a formula for the fundamental cycle of the limit subscheme of any family of effective Cartier divisors. The formula expresses this cycle as a sum of Cartier divisors, not necessarily effective, of the components of the limit variety.18 pagesAlgebraic Geometry14C20; 14D06text