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Homework Help: Maximize the flux

  1. Apr 16, 2007 #1
    Given a vector field (4x+2x^3z)i-y(x^2 +y^2)j -(3x^2z^2 +4y^2z)k which closed surface has the greatest flux. I imagine that the divergence theorem palys a role but I'm not sure. please anwer ! This is killing me!
     
    Last edited: Apr 16, 2007
  2. jcsd
  3. Apr 17, 2007 #2

    HallsofIvy

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    Since the problem is asking for a function (surface) that gives a maximum, this looks like a "calculus of variations" problem. What course is this in?
     
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