On 10/31/07, Alan G Isaac <[EMAIL PROTECTED]> wrote:
> >>> 1.0**numpy.array([1,2,3])
> array([ 1., 1., 1.])
> >>> 1.0**numpy.mat([1,2,3])
> Traceback (most recent call last):
> File "<stdin>", line 1, in <module>
> TypeError: unsupported operand type(s) for ** or pow(): 'float' and 'matrix'
>
> Why the restriction for matrices?
>
Looks like it just got overlooked. It works fine for 2D arrays.
In [11]: 1.0**eye(3)
Out[11]:
array([[ 1., 1., 1.],
[ 1., 1., 1.],
[ 1., 1., 1.]])
Chuck
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