2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/103575Let S be a compact, oriented surface with negative Euler characteristic and let f be a homeomorphism of S that is isotopic to the identity. If there exists a periodic orbit with a non-zero rotation vector, then there exists a simple braid with the same rotation vector.12 pages, 2 figuresDynamical Systems37E30; 54H20text