In the past ten years, there has been much progress in understanding the global dynamics of systems with several degrees-of-freedom. An important tool in these

In the past ten years, there has been much progress in understanding the global dynamics of systems with several degrees-of-freedom. An important tool in these

This monograph treats normally hyperbolic invariant manifolds, with a focus on noncompactness. These objects generalize hyperbolic fixed points and are ubiquito