Part I Nonlinear Dynamics of Continuous and Discontinuous Dynamical Systems On Synchronization and its Complexity of Multiple Dynamical Systems, by Albert C.J. Luo; Periodic and Chaotic Motions in a Gear-pair Transmission System With Impacts, by Albert C.J. Luo and Dennis O'Connor; Analytical Prediction of Interrupted Cutting Periodic Motions in a Machine Tool, by Brandon C. Gegg, Steve C. S. Suh, and Albert C. J. Luo; Control of Hopf Bifurcation...