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Homework Help: Partial boundry question

  1. Dec 8, 2008 #1
    lim sup Xn
    lim inf Xn

  2. jcsd
  3. Dec 8, 2008 #2
    Partial boundary?

    Write out some terms to try to get to the limits, or at least to understand [tex]\{x_n\}[/tex].
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