# 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

dmglvis.c
dmregall.c
dlregisdmdm.c
dmgeommodel.c
dmi.c
dm.c
dmceed.c
dmcoordinates.c
dmgenerate.c
dmget.c
dmperiodicity.c

Directories

ftn-custom