fer by a value less
  than some value (the default is 1e-6).  This value can be modified
  using the key word,
<PRE>
  CONVERGENCE energy &lt;real energy default 1e-6&gt;
</PRE>

<P>
</LI>
<LI>convergence of the total density; this is defined to be when the
  total DFT density matrix at iteration N and at iteration N-1 have a
  RMS difference less than some value (the default is 1e-5).  This value can be modified
  using the key word,
<PRE>
  CONVERGENCE density &lt;real density default 1e-5&gt;
</PRE>

<P>