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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

• Follow-Ups:
  • RE: How to do symbolic matrix manipulations
    • From: "Jose Luis Gomez" <jose.luis.gomez@itesm.mx>
  • Re: How to do symbolic matrix manipulations
    • From: "Adriano Pascoletti" <adriano.pascoletti@gmail.com>