Mechanics is the branch of physics concerned with the motion of physical bodies, the forces that cause or limit these motions, and the forces to which bodies may, in turn, give rise.
A person working in the discipline is known as a mechanician.
More on [ Mechanics ]
Calculus of Variations :: Calculus

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Lagrangian and Hamiltonian Mechanics - A detailed introduction to the basic features and mathematical formalisms involved.
Meta Description: [ Lagrangian and Hamiltonian mechanics -- A short introduction ]
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.
The Brachistichrone Problem - A Java applet which illustrates the solution to the Brachistichrone problem.
The Principle of Least Action - An overview of the historical development of the principle of least action.
The Principle of Least Action - A brief review of the mathematics and physics involved in the principle of least action.
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