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Math Help - Calculus with modular functions

  1. #1
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    Calculus with modular functions

    This problem looks easy, but I can't figure out how to start. How does one find the global minimum of a function g(x) where:-

    g(x) = SUM{ mod(x - a_n) }

    a_n is meant to be a-subscript-n
    summation is from n=1 to N
    Last edited by HowardF; November 2nd 2008 at 10:24 AM. Reason: To bump question to the top of the list
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