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Homework Help: Optic - Prove

  1. Apr 9, 2010 #1
    How to prove this:

    N = ( 360 / angle ) - 1


    Anyone knows a site that has the complete prove ?
  2. jcsd
  3. Apr 9, 2010 #2
    I think you should post your problem completely. I dunno what we mean by N in optics.
  4. Apr 9, 2010 #3
    the teorem. How to prove ?
    Who created this theorem?
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