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Lagrangian and Hamiltonian Mechanics
A detailed introduction to the basic features and mathematical formalisms involved.
http://alamos.math.arizona.edu/~rychlik/55...
The Principle of Least Action
An overview of the historical development of the principle of least action.
http://ourworld.compuserve.com/homepages/c...
Lagrangians and Hamiltonians for High School Students
A discussion of Lagrangian and Hamiltonian dynamics is presented at a level which should be suitable for advanced high school students.
http://arxiv.org/abs/physics/0004029
The Principle of Least Action
A brief review of the mathematics and physics involved in the principle of least action.
http://www.ph.utexas.edu/~gleeson/httb/cha...
Brachistochrone Construction
Here one can see a graph of the brachistochrone for the given endpoint. Java applet.
http://home.ural.ru/~iagsoft/BrachJ2.html
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