[Numpy-discussion] speed of numpy vs matlab on dot product

Robert Kern robert.kern at gmail.com
Sat Jun 10 17:31:49 CDT 2006

JJ wrote:
> Any ideas on where to look for a speedup?  If the
> problem is that it could not locate the atlas
> ibraries, how might I assure that numpy finds the
> atlas libraries.  I can recompile and send along the
> results if it would help.  

Run ldd(1) on the file lapack_lite.so . It should show you what dynamic
libraries it is linked against.

> PS.  I first sent this to the scipy mailing list, but
> it didnt seem to make it there.

That's okay. This is actually the right place. All of the functions you used are
numpy functions, not scipy.

Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
 that is made terrible by our own mad attempt to interpret it as though it had
 an underlying truth."
  -- Umberto Eco

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