Boundary value problems Differential equations, Nonlinear Differential equations-- Analysis-- Mathematics Dynamical systems and ergodic theory -- Dynamical systems with hyperbolic behavior -- Strange attractors, chaotic dynamics Dynamical systems and ergodic theory -- Smooth dynamical systems: general theory -- Homoclinic and heteroclinic orbits Ordinary differential equations -- Asymptotic theory -- Asymptotic expansions Ordinary differential equations -- Boundary value problems -- Nonlinear boundary value problems Ordinary differential equations -- Boundary value problems -- Singular nonlinear boundary value problems Ordinary differential equations -- Qualitative theory -- Complex behavior, chaotic systems Ordinary differential equations -- Qualitative theory -- Homoclinic and heteroclinic solutions Partial differential equations -- General topics -- Methods of ordinary differential equations Partial differential equations -- Representations of solutions -- Traveling wave solutions