[SciPy-user] MDP 1.0.0 and symeig 1.0 released

Nils Wagner nwagner at mecha.uni-stuttgart.de
Tue Nov 16 14:00:33 CST 2004


On Tue, 16 Nov 2004 12:19:41 -0600 (CST)
  Pearu Peterson <pearu at scipy.org> wrote:
> 
> 
> On Tue, 16 Nov 2004 p.berkes at biologie.hu-berlin.de 
>wrote:
> 
>> 'symeig' is now distributed also as an independent 
>>package:
>>
>> http://mdp-toolkit.sourceforge.net/symeig.html
>>
>> Since the LAPACK functions wrapped by 'symeig' seem to 
>>be of general
>> interest, you might want to consider including it in 
>>SciPy. The
>> distribution includes the .pyf file used to generate the 
>>wrappers, the
>> symeig function itself, and a test suite. Tiziano and I 
>>are ready to
>> help with the inclusion process if needed. 'symeig' is 
>>currently released
>> under LGPL, but we might change the licence if it 
>>conflicts with
>> that of SciPy.
> 
> I took a quick look at symeig... its .pyf file uses a 
>bit different
> "style" compared to what's in linalg/generic_flapack.pyf 
>and so simple
> copy&paste may not be appropriate. I think I'll create 
>signatures
> for syevr, heevr, sygv, hegv, sygvd, hegvd, sygvx, hegvx 
>myself
> and copy the test suite from symeig if that's alright 
>with you.
> 
> 
> Pearu

symeig.test.benchmark() works fine, but
symeig.test.test() failed with a segmantation fault.

>>> scipy.__version__
'0.3.2_293.4427'

f2py -v
2.44.240_1881

Python 2.3.2

Nils



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