Title: Nonlinear Oscillations of Hamiltonian PDEs (Progress in Nonlinear Differential Equations and Their Applications Book 74)
Subjects: Hamiltonian systems, Differential equations, partial, Number theory, Partial Differential equations, Mathematics, Differentiable dynamical systems, Mathematical physics, Dynamical Systems and Ergodic Theory, Approximations and Expansions, Applications of Mathematics, Mathematical Methods in Physics