2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/78989We prove that a compact, immersed, submanifold of C^n, lagrangian for a Kahler form, is rationally convex, generalizing a theorem of Duval and Sibony for embedded submanifolds.In frenchComplex Variables32E20-32F20text