cannot read/write sparse matrices to matlab v4

[David Bateman]

John W. Eaton wrote:
> I don't remember whether the docs covering the v4 format completely
> described the sparse matrix storage, but I'm sure that Octave did not
> support sparse matrices when the MAT file code was first added to
> Octave.  In any case, I would consider a patch if someone would like
> to implement this feature.
>
> jwe
It won't be easy to add without docs, and in any case I think the v4
format is rather deprecated. So unless there is a strong reason to
implement this I see no reason to make it a priority

D.

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