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A problem on infimum and supremum. Prove.

  1. Aug 3, 2011 #1
    The problem is attached. So is the solution by contradiction.
    I would love to hear your feedback if my sol. by contradiction is sufficient enough. Thanks a lot.

    Attached Files:

  2. jcsd
  3. Aug 4, 2011 #2


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    Homework Helper

    so what are you trying to prove?

    also i find you'll generally get a quicker response if you type or use tex, that way people can cut and paste and its easy to read...
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