49       const PetscInt *   colnums;  in visit_present_row()  local
53         MatGetRow(*matrix, this->a_row, &ncols, &colnums, &values);  in visit_present_row()
64         std::make_shared<std::vector<size_type>>(colnums, colnums + ncols);  in visit_present_row()
69       ierr = MatRestoreRow(*matrix, this->a_row, &ncols, &colnums, &values);  in visit_present_row()
316     const PetscInt *   colnums;  in row_length()  local
321     PetscErrorCode ierr = MatGetRow(*this, row, &ncols, &colnums, &values);  in row_length()
330     ierr = MatRestoreRow(*this, row, &ncols, &colnums, &values);  in row_length()
665     const PetscInt *   colnums;  in print()  local
671         PetscErrorCode ierr = MatGetRow(*this, row, &ncols, &colnums, &values);  in print()
676             out << "(" << row << "," << colnums[col] << ") " << values[col]  in print()
680         ierr = MatRestoreRow(*this, row, &ncols, &colnums, &values);  in print()