2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/63556We give a simple procedure to construct explicit examples of nilmanifolds admitting an Anosov diffeomorphism, and show that a reasonable classification up to homeomorphism (or even up to commensurability) of such nilmanifolds would not be possible.8 pages, AMS-LaTEXDynamical SystemsDifferential GeometryRepresentation Theory37D20 (primary), 22E25, 20F34 (secondary)text