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Re: Excluding elements of a matrix (Joseph Wakeling)
From: |
Joseph Wakeling |
Subject: |
Re: Excluding elements of a matrix (Joseph Wakeling) |
Date: |
Wed, 20 Dec 2006 11:52:23 +0100 |
User-agent: |
Thunderbird 1.5.0.8 (X11/20061115) |
John W. Eaton wrote:
> You can, but it is not necessary. If k == 1, then the first
> expression is 1:0, or [](1x0). If k == columns(a), then the second
> expression is k+1:k, or [](1x0), so it just works.
Aah, very nice. Thanks for the correction. That makes things much easier.
I still think the "excluding" notation would be a nice idea though. :-)