[Numpy-discussion] dot function or dot notation, matrices, arrays?
Wayne Watson
sierra_mtnview at sbcglobal.net
Fri Dec 18 18:22:26 EST 2009
Very good.
Is there a scalar product in numpy?
Keith Goodman wrote:
> On Fri, Dec 18, 2009 at 2:51 PM, Wayne Watson
> <sierra_mtnview at sbcglobal.net> wrote:
>
>> That should do it. Thanks. How do I get the scalar result by itself?
>>
>
>
>>> np.dot(x.T,x)[0,0]
>>>
> 14
>
> or
>
>
>>> x = np.array([1,2,3])
>>> np.dot(x,x)
>>>
> 14
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--
Wayne Watson (Watson Adventures, Prop., Nevada City, CA)
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