Chaotic behavior in systems 2 Differentiable dynamical systems 2 Dynamical systems and ergodic theory -- Applications -- Applications 2 Dynamical systems and ergodic theory -- Dynamical systems with hyperbolic behavior -- Dynamical systems with hyperbolic behavior 2 Dynamical systems and ergodic theory -- Low-dimensional dynamical systems -- Low-dimensional dynamical systems 2 Dynamical systems and ergodic theory -- Smooth dynamical systems: general theory -- Smooth dynamical systems: general theory 2 Mechanics of particles and systems -- Nonlinear dynamics -- Nonlinear dynamics 2 Nonlinear theories 2 Ordinary differential equations -- Qualitative theory -- Qualitative theory 2 Attractors (Mathematics) 1 Boundary value problems 1 Calculus of variations 1 Calculus of variations and optimal control; optimization 1 Control theory 1 Differential equations, Nonlinear 1 Dynamical systems and ergodic theory 1 Dynamical systems and ergodic theory -- Dynamical systems with hyperbolic behavior -- Strange attractors, chaotic dynamics 1 Dynamical systems and ergodic theory -- Smooth dynamical systems: general theory -- Homoclinic and heteroclinic orbits 1 General -- General and miscellaneous specific topics -- Problem books 1 Hamiltonian systems 1 Mathematics 1 Mechanics 1 Mechanics of particles and systems 1 Ordinary differential equations 1 Ordinary differential equations -- Asymptotic theory -- Asymptotic expansions 1 Ordinary differential equations -- Boundary value problems -- Nonlinear boundary value problems 1 Ordinary differential equations -- Boundary value problems -- Singular nonlinear boundary value problems 1 Ordinary differential equations -- Qualitative theory -- Complex behavior, chaotic systems 1 Ordinary differential equations -- Qualitative theory -- Homoclinic and heteroclinic solutions 1 Partial differential equations -- General topics -- Methods of ordinary differential equations 1