[Numpy-discussion] Adding an ndarray.dot method

David Warde-Farley dwf@cs.toronto....
Thu Apr 29 20:06:15 CDT 2010


Pauli Virtanen wrote:
> Wed, 28 Apr 2010 14:12:07 -0400, Alan G Isaac wrote:
> [clip]
>   
>> Here is a related ticket that proposes a more explicit alternative:
>> adding a ``dot`` method to ndarray.
>> http://projects.scipy.org/numpy/ticket/1456
>>     
>
> I kind of like this idea. Simple, obvious, and leads
> to clear code:
>
> 	a.dot(b).dot(c)
>
> or in another multiplication order,
>
> 	a.dot(b.dot(c))
>
> And here's an implementation:
>
> 	http://github.com/pv/numpy-work/commit/414429ce0bb0c4b7e780c4078c5ff71c113050b6
>
> I think I'm going to apply this, unless someone complains, as I
> don't see any downsides (except maybe adding one more to the
> huge list of methods ndarray already has).
>   

Wonderful. Thanks for jumping on it.

David


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