Chaotic Systems A brief overview of chaos theory and applications in classical mechanics. http://dept.physics.upenn.edu/courses/gladney/mathphys/subsection3_2_5.html Upenn.edu~Site InfoWhoisTrace RouteRBL Check
The Lagrange Points Overview of the Lagrange points of the sun-earth-system. Links to a detailed derivation. http://www.physics.montana.edu/faculty/cornish/lagrange.html Montana.edu~Site InfoWhoisTrace RouteRBL Check
Kepler's Laws Article in the Platonic Realms. Gives a novice's overview of Kepler's laws. http://www.mathacademy.com/pr/prime/articles/kepler/index.asp Mathacademy.com~Site InfoWhoisTrace RouteRBL Check
Rigid Bodies Separation of motion of centre of mass and rotation about a fixed axis. http://www.physics.georgetown.edu/~jkf/class_mech/rigidbody.ps Georgetown.edu~Site InfoWhoisTrace RouteRBL Check