2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/169590This paper has been withdrawn by the author due to a sheaf-theoretic error, in the end of the proof of the main theorem.This paper has been withdrawnAlgebraic GeometryAlgebraic TopologyCombinatorics14F99Combinatorics of line arrangements and characteristic varietiestext