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Homework Help: Contour integrals

  1. Jun 2, 2014 #1
    Hello.
    Question is attached.
    Can someone check my answer? Did I convert the last part correctly? Is everything correct?
     

    Attached Files:

  2. jcsd
  3. Jun 4, 2014 #2
    looks OK to me... and what is ##\sin\pi##?
     
  4. Jun 9, 2014 #3
    Sin∏=0. Thanks!
     
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