[Numpy-discussion] dot function or dot notation, matrices, arrays?

David Goldsmith d.l.goldsmith@gmail....
Sat Dec 19 00:44:44 CST 2009


np.dot(x.flat, x.flat) _is exactly_ "sum of squares"(x.flat).  Your
math education appears to have drawn a distinction between "dot
product" and "scalar product," that, when one is talking about
Euclidean vectors, just isn't there: in that context, they are one and
the same thing.

DG

On Fri, Dec 18, 2009 at 9:29 PM, Wayne Watson
<sierra_mtnview@sbcglobal.net> wrote:
> I'll amend that. I should have said, "Dot's all folks." -- Bugs Bunny
>
> --
>           Wayne Watson (Watson Adventures, Prop., Nevada City, CA)
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>
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