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MathGroup Archive 2008

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How to do symbolic matrix manipulations

  • To: mathgroup at smc.vnet.net
  • Subject: [mg92276] How to do symbolic matrix manipulations
  • From: "Peng Yu" <pengyu.ut at gmail.com>
  • Date: Fri, 26 Sep 2008 06:23:44 -0400 (EDT)

Hi,

Suppose I have matrices a and b, which does not have any value yet.

If I write b * a, mathematica would give me "a b". I'm wondering how to make
it know that a and b are matrices, so that it would give me "b a" rather
than "a b".

Thanks,
Peng


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