Efficiently sum a small numpy array, broadcast across a ginormous numpy array?

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Track title: The Builders

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Chapters
00:00 Question
02:00 Accepted answer (Score 4)
02:48 Answer 2 (Score 3)
04:55 Answer 3 (Score 1)
05:33 Answer 4 (Score 0)
06:38 Thank you

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Full question
https://stackoverflow.com/questions/1022...

Accepted answer links:
[timeit]: http://docs.python.org/library/timeit.ht...

Answer 2 links:
[dbaupp]: https://stackoverflow.com/a/10220357/577...

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Tags
#python #matrix #numpy

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