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Math Help - prove the sum of 1/n is not in Z

  1. #1
    Junior Member
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    prove the sum of 1/n is not in Z

    Prove 1 + 1/2 + 1/3 + ... + 1/n is not in Z for all n in Z.

    Please help. Thank you in advance.
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  2. #2
    MHF Contributor kalagota's Avatar
    Joined
    Oct 2007
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    Taguig City, Philippines
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    there is a solution here...
    http://www.mathhelpforum.com/math-he...em-44-a-2.html
    go on that thread...
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