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
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