2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/64331A Banach space X is said to have the Tsirelson property if it does not contain subspaces that are isomorphic to l_{p}, p in [1,infty) or c_{0}. The article contains a quite simple method to producing Banach spaces with the Tsirelson property.Latex2eFunctional Analysis46B20 (Primary) 46B25 (Secondary)text