# Data Management (DM) `DM` objects are used to manage communication between the algebraic structures in PETSc (`Vec` and `Mat`) and mesh data structures in PDE-based (or other) simulations. See, for structured grids `DMDA`, for staggered grids `DMSTAG`, and for unstructured grids `DMPLEX`. Users guide chapter: [](part_dm). Examples

Source files

plexcoarsen.c
plexindices.c
plexpoint.c
gmshlex.h
plexdd.c
plexfvm.c
plexsection.c
plexadapt.c
plexceed.c
plexcgns.c
plexcheckinterface.c
plexdistribute.c
plexegads.c
plexegadslite.c
plexexodusii.c
plexextrude.c
plexfluent.c
plexgenerate.c
plexgeometry.c
plexglvis.c
plexgmsh.c
plexmetric.c
plexnatural.c
plexorient.c
plexpartition.c
plexply.c
plexpreallocate.c
plexproject.c
plexrefine.c
plexreorder.c
plexsfc.c
plexsubmesh.c
plexvtk.c
pointqueue.c
plex.c
plexcreate.c
plexfem.c
plexinterpolate.c
plextree.c
plexvtu.c

Directories

adaptors
cgns
f90-custom
generators
tests
transform
tutorials
exodusii
hdf5