Homework Help: physics

Posted by Dan on Monday, July 27, 2009 at 11:16am.

I can't fully understand Fermat's principle of least time (the modern version)

physics - bobpursley, Monday, July 27, 2009 at 12:44pm
http://en.wikipedia.org/wiki/Fermat%27s_principle

The first sentence says it all.

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