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Homework Help: Convergence of a Cauchy sequence

  1. Oct 9, 2011 #1
    Since I don't know how to use latex I have posed my question in word file.
    Yours help is greatly appreciated.

    Attached Files:

    • limn.doc
      File size:
      142.5 KB
  2. jcsd
  3. Oct 9, 2011 #2
    If the author has already shown that the statement is equivalent to the statement including the absolute value of q (alone in the absolute value, nothing else with it) then to show it for q<0 would give the same result, as the absolute value would make q positive.
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