2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/61173In this note we present a new definition of the 4-manifold admitting inequivalent symplectic structures constructed by McMullen-Taubes which leads to the identification of a new symplectic structure. We prove moreover that it is diffeomorphic to one of the link surgery manifolds introduced by Fintushel-Stern.Published versionGeometric TopologySymplectic Geometry57R57, 57R17text