tensor product
Tim Hochberg
tim.hochberg at ieee.org
Mon Oct 9 09:01:01 EDT 2006
Charles R Harris wrote:
> Hi Nadav,
>
> On 10/8/06, *Nadav Horesh* <nadavh at visionsense.com
> <mailto:nadavh at visionsense.com>> wrote:
>
>
> There is a "tensortdot" function in numpy1.0rc1
>
>
>
> The tensordot is not the same thing as a tensor product. What I want
> is the following:
>
> def tensor(a, b) :
> """Tensor product of a and b
>
> """
> a = asarray(a)
> b = asarray(b)
> return outer(a, b).reshape(a.shape + b.shape)
>
Is this not the same things as numpy.multiply.outer(a, b)? (as opposed
to outer(a, b), which appears to pretend that everything is a vector --
I'm not sure what the point of that is).
-tim
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