On Thu, Oct 31, 2013 at 1:21 PM, Jose David Bermeol <[email protected]>wrote:
> Hi small question. In the method MatCreateSeqDense(MPI_Comm comm,PetscInt > m,PetscInt n,PetscScalar *data,Mat *A) I'm giving the local number of rows > and columns, so I should pass the total number of local columns or I should > pass columns/number_of_MPI process. > If its sequential, you pass the total number of columns. If its MatCreateMPIDense(), pass the number of local columns. This is used to create a vector with the same layout as y = A^T x. Matt > Thanks > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener
