<p>Dumps the current state of the fields to a named text-based restart file. This done when the command is invoked and not repeated, unlike the similar lammps command. </p>
<h2><aclass="anchor"id="restrictions">
restrictions</a></h2>
<p>The restart file only contains fields and their time derivatives. The reference positions of the atoms and the commands that initialize the fix are not saved e.g. an identical mesh containing the same atoms will have to be recreated. </p>