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MathGroup Archive 1996

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Complex numbers

  • To: mathgroup at
  • Subject: [mg5382] Complex numbers
  • From: Wouter Dobbelaere <Wouter.Dobbelaere at>
  • Date: Thu, 5 Dec 1996 14:50:21 -0500
  • Organization: RUG-ELIS
  • Sender: owner-wri-mathgroup at


Is there a way to calculate the real or imaginary part of a complex
expression symbolically (assuming real numbers as parameters) like:

Re[x + I y] = x

The standard Re function doesn't seem to allow that. Maybe some
extensions exist?

Wouter Dobbelaere

P.S. please send also a copy to my personal mailbox at
dobbel at

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