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MathGroup Archive 1999

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Re: ARghh!!

  • To: mathgroup at smc.vnet.net
  • Subject: [mg18840] Re: [mg18772] ARghh!!
  • From: BobHanlon at aol.com
  • Date: Thu, 22 Jul 1999 22:57:43 -0400
  • Sender: owner-wri-mathgroup at wolfram.com

Without the expression that gave rise to this output, it is difficult to 
reproduce.  However, entering your output and evaluating it gives the result 
you want (Note: 6 I vice -2 I).

((1 + 2 I) - (43 - 4 I))

-42 + 6 \[ImaginaryI]

Bob Hanlon

In a message dated 7/20/99 8:41:57 AM, matt at NOSPAM.kelvin.nas.nasa.gov writes:

>I am having the worst time dealing with a complex numbered expression.
>The problem is this:  I have a numerical expression I wish mathematica
>to evaluate, the expression happens to be complex.  So, I have it
>do the evaluation and for output it gives me, for example,
>
>Out[122]=       ((1+ 2 I) - (43 - 4 I))
>
>when the ouput ought to read:
>
>Out[123]=      -42 - 2 I
>
>it leaves the output with these damned parenthesis in there and
>I do not know, for the life of me, how get take this output and
>remove these strange and pesky parens.
>



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