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MathGroup Archive 1997

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Re: Just another bug in MMA 3.0

  • To: mathgroup at smc.vnet.net
  • Subject: [mg7469] Re: Just another bug in MMA 3.0
  • From: tburton at cts.com (Tom Burton)
  • Date: Thu, 5 Jun 1997 01:35:54 -0400 (EDT)
  • Organization: Brahea Consulting
  • Sender: owner-wri-mathgroup at wolfram.com

On 31 May 1997 15:52:04 -0400, in comp.soft-sys.math.mathematica you wrote:

>Series[1/(I x-p),{x,0,5}]
>
>produces something like
>
>-1/p + - I x/p^2 etc.
>
>with lots of +- in there.
>
>Actually, did anybody ever got any response by Wolfram's support? I mailed
>them a long list of bugs months ago, I never got any non-automatic answer.
>
>Best regards
>
>Kai Koehler
>
I can't find anything wrong with Mathematica's answer. I expect a radius of convergence of Abs[p], and that's what I get. If I add a few more terms, then the resulting Normal[series] approximates the original function within a unit circle around 0.
Tom Burton


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