2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/63306Some functorial properties are studied for the Hörmander classes defined for symplectic bundles. The behaviour of the Chern first form on a Lagrangian submanifold in an almost Hermitian manifold is also studied, and Fomenko's conjecture about the behaviour of a Maslov class on minimal Lagrangian submanifolds is considered.13 pagesSymplectic Geometry58F05, 57R20text