# DM Manual Pages

<A HREF="../../../../../src/dm/tutorials/index.html">Examples</A><BR>

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()`.

<p>
 
<a href="ex1.cxx.html">ex1.cxx</a><br>
<a href="ex2.cxx.html">ex2.cxx</a><br>
<a href="ex3.cxx.html">ex3.cxx</a><br>
 
<a href="makefile.html">makefile</a><br>