[Numpy-discussion] help speed up
Travis Oliphant
oliphant.travis at ieee.org
Wed Mar 15 11:34:02 EST 2006
Ferenc.Pintye at eu.decoma.com wrote:
>
>
>
> Hi ,
>
> why is this little algorithm so too slow (10x) in Numpy than in numarray ?
> (i think, the if-elif-else procedure runs with numpy array indicies so
> slow...)
>
I'm pretty sure it's scalar math. You get array scalars out of numpy
arrays which don't have their own math tables, yet and so use the full
umath for the moment. It's pretty high on the list of things to fix
before 1.0.
-Travis
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