[SciPy-user] calling scipy methods from fortran code...

fred fredmfp@gmail....
Mon Jul 2 18:02:10 CDT 2007

Dominique Orban a écrit :
> Fred,
> The de-facto standard for solving symmetric indefinite linear systems is a 
> package called MA27 from the Harwell Subroutine Library. This one is available 
> for free for non-commercial and research projects 
> (http://hsl.rl.ac.uk/archive/hslarchive.html).
> I interfaced MA27 to Python in my NLPy package (http://nlpy.sf.net) and wrote a 
> nice wraparound Python class. There is an example on the NLPy website (in the 
> 'Examples' section). The interface is with the PySparse sparse matrix package. 
> You won't have to call Fortran from Python; I already wrote the interface.
> Typically, for my optimization applications, I call MA27 many times inside a 
> outer loop. Make sure to use NumPy for all array operations and things should go 
> well. I'm interested in any comments you might have on the package.
Hey, sounds great ! :-)))

I will get it a try asap... tomorrow (or better today :-).



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