me="l00156"></a>00156         bary[0] = xsum / natoms ;
<a name="l00157"></a>00157         bary[1] = xsum / natoms ;
<a name="l00158"></a>00158         bary[2] = xsum / natoms ;
<a name="l00159"></a>00159 }
<a name="l00160"></a>00160 <span class="comment"></span>
<a name="l00161"></a>00161 <span class="comment">/**</span>
<a name="l00162"></a>00162 <span class="comment">   ## FUNCTION: </span>
<a name="l00163"></a>00163 <span class="comment">        get_mol_volume_ptr</span>
<a name="l00164"></a>00164 <span