Re: [OMPI users] eigenvalue problem

2008-06-04 Thread Adrian Knoth
On Fri, May 30, 2008 at 10:22:42PM +0200, Radovan Herchel wrote:

> Unfortunately, Arpack is suitable only to calculate a few eigenvalues,
> not all.

I don't know much about this math stuff, but people over here like SAGE:

   http://www.sagemath.org

It has an MPI binding, programming can be done with Python.

As it comes with highly optimized libraries for linear algebra, it might
solve your problem.

A pointer to an example:

   
http://blog.mikael.johanssons.org/archive/2008/05/parallell-and-cluster-mpi4py/



-- 
Cluster and Metacomputing Working Group
Friedrich-Schiller-Universität Jena, Germany

private: http://adi.thur.de


Re: [OMPI users] eigenvalue problem

2008-05-30 Thread Brock Palen

arpack

http://www.caam.rice.edu/software/ARPACK/

maybe some of the functions from scalapack also.  Any MPI eigenvalue  
package should work with OPMPI as its just another MPI library  
(though my current fav)


Brock Palen
www.umich.edu/~brockp
Center for Advanced Computing
bro...@umich.edu
(734)936-1985



On May 30, 2008, at 4:05 PM, Radovan Herchel wrote:

Hello, does anyone has a Fortran program or a link to Fortran code to
calculate eigenvalues of real/complex symmetric matrices using OpenMPI
package? Would be very thankful for help.
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[OMPI users] eigenvalue problem

2008-05-30 Thread Radovan Herchel
Hello, does anyone has a Fortran program or a link to Fortran code to
calculate eigenvalues of real/complex symmetric matrices using OpenMPI
package? Would be very thankful for help.