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Fermats principle(Find the fastest Path)

Fermats principle(Find the fastest Path)

Fermat's principle states that: The path of a ray of light between two points is the path that minimizes the travel time. The same principle can be applied to different situations. This java applet give you an example of such application.


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John Walkup
John Walkup (Staff)
22 years ago
A neat demonstration of why light bends when traversing one material into