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Derivative of an integration

  1. Jan 5, 2012 #1
    Dear all,

    I have a function in the form of [itex]f(y) = \int_{-h(y)}^{h(y)} g(x,y)dx [/itex] . Then how to calculate its derivative w.r.t. y? i.e.
    [itex] \frac{d f(y)}{dy} [/itex]

    Thank you very much for your input!
  2. jcsd
  3. Jan 5, 2012 #2
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