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Prove the convolution of f and g

  1. Aug 2, 2012 #1
    This was the bonus question on my test, I couldn't really figure out how to begin.

    prob2.jpg
     
  2. jcsd
  3. Aug 2, 2012 #2

    LCKurtz

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    Start by writing the fourier transform of$$
    \int_{-\infty}^{\infty}f(x-y)g(y)dy$$
    It will be an integral of that, so it will be a double integral. See if you can find a change of variables that allows you to separate the integrals.
     
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