#include "petscmat.h" PetscErrorCode MatGetDiagonalBlock(Mat A,Mat *a)Not Collective Many br
Notes: see the manual page for MatCreateAIJ() for more information on the "diagonal part" of the matrix. Many brUse caution, as the reference count on the returned matrix is not incremented and it is used as Many brpart of the containing MPI Mat's normal operation. Many br
Many br
Level:advanced
Location:src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages