MathGroup Archive 2006

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fast replace for matrix minor

  • To: mathgroup at smc.vnet.net
  • Subject: [mg69476] fast replace for matrix minor
  • From: Christopher Arthur <caa0012 at unt.edu>
  • Date: Wed, 13 Sep 2006 04:03:24 -0400 (EDT)

Is there a quick way to replace a small minor block in a large matrix? 
Using ReplacePart in a Do loop seems to be very inefficient with 
respect to timing

Chris Arthur


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