Hi, Thanks for the report. Can you open an issue on github.
Thanks, Bruno On Thursday, July 14, 2016 at 6:07:16 AM UTC-4, Michał Wichrowski wrote: > > Dear all, > Matrix multiplication requires resulting matrix to be initialized. Even if > rebuild_sparsity_C = true . > > template <typename number> > template <typename numberB, typename numberC> > void > SparseMatrix<number>::mmult (SparseMatrix<numberC> &C, > const SparseMatrix<numberB> &B, > const Vector<number> &V, > const bool > rebuild_sparsity_C) const > { > const bool use_vector = V.size() == n() ? true : false; > Assert (n() == B.m(), ExcDimensionMismatch(n(), B.m())); > Assert (cols != 0, ExcNotInitialized()); > Assert (B.cols != 0, ExcNotInitialized()); > Assert (C.cols != 0, ExcNotInitialized()); //HERE!! > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to dealii+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.