70-XX Mechanics of particles and systems {For relativistic mechanics, see 83A05, 83C10; for statistical mechanics, see 82-XX} 74272
70H06 Completely integrable systems and methods of integration for problems in Hamiltonian and Lagrangian mechanics 1425
70H12 Periodic and almost periodic solutions for problems in Hamiltonian and Lagrangian mechanics 450
70H15 Canonical and symplectic transformations for problems in Hamiltonian and Lagrangian mechanics 836
70H33 Symmetries and conservation laws, reverse symmetries, invariant manifolds and their bifurcations, reduction for problems in Hamiltonian and Lagrangian mechanics 1823