This is the mail archive of the gsl-discuss@sources.redhat.com mailing list for the GSL project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Sparse matrices and iterative methods


Matthijs Sypkens Smit writes:
 > I found a couple of posts in the mailinglist archive about sparse
 > matrices. At that time it wasn't something under the consideration
 > of being added to the GSL. It was suggested that you could easily
 > use other software/libraries for this. I was wondering if the
 > sentiment might have changed or maybe it's just a case of nobody
 > being able or willing to implement it? I would personally like to
 > see sparse matrix support and blas that can work with these,
 > because in the field of iterative methods it can make a huge
 > difference. Using dense matrices the largest systems my computer
 > can handle is in the order of 5000 unknowns, because of the memory
 > requirements.
 > 
 > Besides this I was wondering in general if the implementation of
 > certain iterative methods would be a welcome addition to the GSL?
 > To me it would seem logical that these mathematical routines don't
 > have to be implemented by each and every user, but are available in
 > the library.

I don't think there has been any change in the thinking on sparse
matrices, but if you think you can write a good GPL'ed sparse matrix
library don't let it stop you.

regards

-- 
Brian Gough

Network Theory Ltd            
15 Royal Park                 
Bristol BS8 3AL               
United Kingdom                

Tel: +44 (0)117 3179309 
Fax: +44 (0)117 9048108              
Web: http://www.network-theory.co.uk/


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]