minor fix
adding (1)Example of Splitting Method; (2)Error Analysis and Higher Order Methods;
adding Liouville's theorem section and Phase Space and Ensemble section
adding splitting method
adding Geometric Properties
adding introduction to geometric integrators
adding Generalized Langevin Dynamics and Symplectic Manifold.
adding Ergodic Hypothesis
adding newtonian mechanics
minor fix
adding Lagrangian Mechanics and Hamiltonian Mechanics
adding more references
minor fix
fix a spelling error
adding design pattern
Imported using TkCVS