2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/149825In this work we explore the boundary of the jacobian of a singular curve in the compactified picard group. We formulate a functor that helps to determine this boundary and show that this functor is representable. We try to dertermine the points on the boundary.19 pages latex mri.math.3Algebraic Geometrytext