2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/80627For a system moving away from equilibrium, we express the entropy production via a two-point correlation function for any time and any distance from equilibrium. The long-time limit gives the sum of the Lyapunov exponents for a general dynamical system expressed via the formula of a Green-Kubo type.DraftChaotic DynamicsStatistical MechanicsFluid Dynamicstext