[Dune] Read in matrix and rhs, solve linear system
Oliver Sander
sander at igpm.rwth-aachen.de
Thu Aug 27 09:06:18 CEST 2015
Hi Henrik,
the best example that I know of is the AMG unit test program, in
dune-istl/dune/istl/paamg/test/amgtest.cc
That one does not read a matrix from file, though. For that, have a look
at the file
dune-istl/dune/istl/matrixmarket.hh
[Disclaimer: I have never used that file myself.]
Good luck :-)
Oliver
Am 26.08.2015 um 09:22 schrieb Buesing, Henrik:
> Dear all,
>
> I would like to test the algebraic multigrid method (AMG) implemented in Dune on some matrices I have. Is there an example program, which reads in a matrix and rhs and then solves it with AMG?
> Thank you for your help!
>
> Henrik Büsing
>
> --
> Dipl.-Math. Henrik Büsing
> Institute for Applied Geophysics and Geothermal Energy
> E.ON Energy Research Center
> RWTH Aachen University
> ------------------------------------------------------
> Mathieustr. 10 | Tel +49 (0)241 80 49907
> 52074 Aachen, Germany | Fax +49 (0)241 80 49889
> ------------------------------------------------------
> http://www.eonerc.rwth-aachen.de/GGE
> hbuesing at eonerc.rwth-aachen.de
> ------------------------------------------------------
>
>
>
>
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