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MathGroup Archive 2002

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Re: Absolute Value of Complex Numbers

  • To: mathgroup at smc.vnet.net
  • Subject: [mg35216] Re: [mg35196] Absolute Value of Complex Numbers
  • From: Hugh Walker <hwalker at gvtc.com>
  • Date: Tue, 2 Jul 2002 02:13:09 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

On Monday, July 1, 2002, at 02:34 AM, Kyle Davis wrote:

> Abs[2 Exp[3 * i]]
> answer = 2
>
> Abs[2 Exp[k * i]]
> answer = 2 Exp[-Im[k]]
>
> Isn't the second answer supposed to be the same with the first one,
> regardless with the value of k? How do I make the second calculation 
> give me
> the right answer?

Not if k is complex.
============
   Hugh Walker
    Gnarly Oaks



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