Contents: Introduction. - The Mechanics of Lagrange. - The Mechanics of Hamilton and Jacobi. - Integrable Systems. - The Three-Body Problem: Moon-Earth-Sun. - Three Methods of Section. - Periodic Orbits. - The Surface of Solution. - Models of the Galaxy and of Small Molecules. - Soft Chaos and the KAM Theorem. - Entropy and Other Measures of Chaos. - The Anisotropic Kepler Problem. - The Transition From Classical to Quantum Mechanics. - The New World of Quantum Mechanics. - The Quantization of Integrable Systems. - Wave Functions in Classically Chaotic Systems. - The Energy Spectrum of a Classically Chaotic System. - The Trace Formula. - The Diamagnetic Kepler Problem. - Motion on a Surface of Constant Negative Curvature. - Scattering Problems Coding and Multifractal Invariant Measures. - References. - Index. Language: English