[Numpy-discussion] Rookie problems - Why is C-code much faster?

[Gary Ruben]

Something like this would be great to see in scipy. Pity about the licence.

Gary R.

Alan G Isaac wrote:
> On Tue, 21 Feb 2006, (CET) Mads Ipsen apparently wrote: 
>> My system consists of N particles, whose coordinates in 
>> the xy-plane is given by the two vectors x and y. I need 
>> to calculate the distance between all particle pairs 
> 
> Of possible interest?
> http://www.cs.umd.edu/~mount/ANN/
> 
> Cheers,
> Alan Isaac