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agentmulder
Active member
- Feb 9, 2012
- 33
I remember seeing this as Fermat's Principle in an optics book by Pedrotti and Pedrotti but your derivation is much nicer with all the details so someone like me can understand.Moderator edit: This commentary topic pertains to the following tutorial:
http://mathhelpboards.com/math-notes-49/using-snells-law-determine-fastest-escape-route-4178.html
Fermat's principle - Wikipedia, the free encyclopedia
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