2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/64171We study left invariant contact forms and left invariant symplectic forms on Lie groups. We give the classification of all symplectic structures on nilpotent Lie algebras up the dimension 6.18 pagesDifferential GeometryRings and AlgebrasSymplectic Geometry53C15; 17Bxxtext