We show some analytical, and partly numerical, results on the effective diffusivity of tracer and in

In this talk I will present a mathematical model  describing the dynamics of a substance between 

Estudaremos conjuntos hiperbólicos invariantes de certos produtos tortos com expansão uniforme nas

Estudamos medidas invariantes para os fluxos de Cherry, isto é: fluxos no toro bidimensional que po

Estudaremos produtos tortos transitivos modelados sobre um "shift" completo cujas funções nas fibr

Colli-Vargas' conjecture. Every two-dimensional diffeomorphism with homoclinic tangency can be appro

Takens' last problem. Whether are there persistent classes of smooth dynamical systems such that the

We investigate the dynamics near a heteroclinic cycle between a hyperbolic equilibrium E and a hyper

Game theory studies the interactions among agents that try to maximize their payoffs by choosing fro

The notion of structural stability is one of the oldest concepts in dynamical systems.  Structurall