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NNTP-Posting-Date: Sun, 04 Jan 2009 09:25:29 -0600
Newsgroups: comp.soft-sys.matlab
Subject: Re: curious problem with sparse matrices that have explicit "0" entries.....
From: "Eric J. Holtman" <ejh@ericholtman.com>
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"Tim Davis" <davis@cise.ufl.edu> wrote in
news:gjou46$45r$1@fred.mathworks.com: 

> 
> Now, I would argue that it's a pity MATLAB doesn't allow explicit
> zeros (they happen quite naturally, when solving a nonlinear
> system for example).  But given the design decision it would be
> pretty tough to change it now, since so much of MATLAB assumes
> the matrix has no explicit zeros.
> 

Thanks, Tim.  That was clear and concise.

Since I control the C++ code that generates the
sparse matrix, I'll just make sure I prohibit
the explicit zeros.