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From: "John D'Errico" <woodchips@rochester.rr.com>
Newsgroups: comp.soft-sys.matlab
Subject: Re: Is this function available?
Date: Sun, 7 Dec 2008 02:47:01 +0000 (UTC)
Organization: John D'Errico (1-3LEW5R)
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"David Doria" <daviddoria@gmail.com> wrote in message <ghf0b6$l55$1@fred.mathworks.com>...
> Roger, I feel like he is talking more about the intersection of the column spaces, not a discrete kind of intersection. Intersect() will just say that two things intersect if they are exactly the same, right? Where the vector spaces intersect in a much more complicated way.
> 
> I could be way off...
> 
> Dave

I'd guess that Roger is correct here. The original
question uses the phrase "column space", but
then gives an example that is not consistent with
the linear algebraic definition of a column space.
Intersect does what was described.

John