On Tue, Sep 14, 2010 at 7:54 PM, Gregory Ewing <greg.ew...@canterbury.ac.nz>wrote:
> Suppose I have two N+2 dimensional arrays, representing > N-d arrays of 2-d matrices. I want to perform matrix > multiplication between corresponding matrices in these > arrays. > > I had thought that dot() might do this, but it appears > not, because e.g. applying it to two 3-d arrays gives > a 4-d array, not another 3-d array. > > I'd also like to be able to find the inverse of each > matrix in one of these arrays, but again, inv() doesn't > do what I want -- it only works on 2-d arrays. > > Any thoughts on how to achieve these things using numpy > functions? > Unrelated to numpy, but you can apply the basics of dynamic programming to optimize the stuff. > -- > Greg > -- > http://mail.python.org/mailman/listinfo/python-list > -- ~l0nwlf
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