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Homework Help: Complex number need an idea to start

  1. Nov 29, 2009 #1
    1. The problem statement, all variables and given/known data

    Find the principal value of i^2i

    2. Relevant equations

    principal value = Ln r + iArg(z)

    3. The attempt at a solution
    dont know how to start..
  2. jcsd
  3. Nov 29, 2009 #2


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    Gold Member

    Hint: [itex]i^{2i} = e^{2i\ln{i}}[/itex]
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