2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/72453The 1-dimensional Zakharov system is shown to have a unique global solution for data without finite energy. The proof uses the " I-method " introduced by Colliander, Keel, Staffilani, Takaoka, and Tao in connection with a refined bilinear Strichatz estimate.20 pagesAnalysis of PDEstext