2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/171045Kinematical and dynamical properties of chaotic systems are reviewed and a few applications are described.Dedicated to the memory of Giovanni Paladin; e-mail giovanni@ipparco.roma1.infn.itChaotic DynamicsNew methods in nonequilibrium gases and fluidstext