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Is x^iy possible?

  1. Jun 21, 2013 #1
    I am wondering whether complex power operation is valid.

    For example, can 2i3 be calculated? Or is it undefined?

    Thanks
     
  2. jcsd
  3. Jun 21, 2013 #2

    pwsnafu

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  4. Jun 21, 2013 #3

    Fredrik

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    See the FAQ post about this topic.
    https://www.physicsforums.com/showthread.php?t=637214 [Broken].
     
    Last edited by a moderator: May 6, 2017
  5. Jun 21, 2013 #4

    lurflurf

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    complex exponentiation is defined by

    x^y:=e^(y log(x))
     
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