[Numpy-discussion] matrices in 1.1
Stéfan van der Walt
Fri Mar 21 10:35:09 CDT 2008
On Fri, Mar 21, 2008 at 3:23 PM, Alan G Isaac <firstname.lastname@example.org> wrote:
> On Fri, 21 Mar 2008, Nadav Horesh apparently wrote:
> > I would like to see a unification of matrices and arrays.
> > I often do calculation which involve both array processing
> > and linear algebra, and the current solution of having
> > function like dot and inv is not aesthetic. Switching
> > between array and matrix types (or using .A attribute of
> > a matrix) is not convinient either.
> Use ``asmatrix``. (Does not copy.)
> After that the only needed "unification" I have
> encountered is that iteration over a matrix should
> return arrays (not matrices). I believe this is
> under consideration for 1.1.
The last I remember, we considered adding RowVector, ColumnVector and
letting slices out of a matrix either be one of those or a matrix
itself. I simply don't see a Matrix as a container of ndarrays
(that's what ndarrays are for, right?).
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