#include "petscdm.h" PetscErrorCode DMCreateSectionSuperDM(DM dms, PetscInt len, IS **is, DM *superdm)Not collective
|dms||- The DM objects|
|len||- The number of DMs|
|is||- The global indices for the subproblem, or NULL|
|superdm||- The DM for the superproblem, which must already have be cloned|
Note: This handles all information in the DM class and the PetscSection. This is used as the basis for creating subDMs in specialized classes, such as Plex and Forest.