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Electromagnetic help

  1. Apr 14, 2006 #1
    electromagnetic help!!!

    I have a general question on finding the suitable green function for a given potential for example:
    Find the suitable green function for [itex]\nabla^2 \varphi= \frac{1}{l^2} \exp (\frac{-|x|}{l})[/itex]

    Attached Files:

    • Qus.pdf
      File size:
      31.4 KB
  2. jcsd
  3. Apr 14, 2006 #2

    Meir Achuz

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    I didn't get to see your Qus.pdf, but if the only BC is \phi-->0 as
    r-->infinity, then G=-1/{4\pi|r-r'|}.
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