[Dune] Memory Problems Caused By Matrix-Vector Multiplication in Dune

[Christian Engwer]

> *The issue is solved though. As Markus rightly pointed out, the problem was
> with the mis-match  of dimensions of the matrix & vectors. I had made a
> small error while inserting indexes into the sparse matrix. Thanks for the
> help.

Markus... do you have some dark powers? Or how did you manage to read
the crystal bowl? ;-)

Great this problem could be sorted out.

Cheers
Christian