Focus of research:
Investigation of properties and characterizations of various classes of nonuniformly hyperbolic systems. In particular, investigation of non-uniform hyperbolicity for non-autonomous dynamical systems.
- L. Barreira, D. Dragičević, C. Valls, Lyapunov functions for strong exponential dichotomies, Journal of mathematical analysis and applications 399 (2013), 116-132.
- L. Barreira, D. Dragičević, C. Valls, Lyapuonov functions for strong exponential contractions, Journal of differential equations 255 (2013), 449-468.