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Different versions of the uncertainty principle

  1. Jan 2, 2008 #1
    I have seen different versions of the uncertainty principle. Which is the correct one?

    [tex] \Delta x \Delta p >= h [/tex]

    [tex] \Delta x \Delta p >= \frac{\hbar}{2} [/tex]
     
    Last edited by a moderator: Mar 7, 2013
  2. jcsd
  3. Jan 2, 2008 #2
    Second one is correct.
     
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