# DM Manual Pages
Examples
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 example, `DMDACreate()`.
petscdm.h
petscdmda.h
petscdmdamod.F90
petscdmlabel.h
petscdmmod.F90
petscdmnetwork.h
petscdmplex.h
petscdmplexmod.F90
petscdmswarm.h
petscdmswarmmod.F90
makefile