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Math Help - Proof for the div (scalar times a vector)

  1. #1
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    Proof for the div (scalar times a vector)

    Please anyone show me the way the proof this!

    Curl (au) = a dot curl (u) + u dot crul (a)where a is a scalar and u is a vector.

    All I can think of is to just use the product rule.
    Last edited by oxxiissiixxo; September 26th 2009 at 12:34 PM.
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  2. #2
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    I editted my post because i wrote the question wrong and it should be

    Curl (au) = a dot curl (u) + u dot crul (a)where a is a scalar and u is a vector.
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