fault) to tell the program how to read the &quot;Dihedral
  Coeffs&quot; entry in the data file
can be used after the &quot;read data&quot; command to change the style to none
coefficients for all dihedral types must be defined in the data (or restart)
  file by a &quot;Dihedral Coeffs&quot; entry or by &quot;dihedral coeff&quot;
  commands before a run is performed

Default = harmonic
</PRE>
<HR>
<H3>
<A NAME="_cch3_931276604">dimension </A></H3>
<UL>
    <LI>
    specify 3 for 3-d or 2 for 2-d run 
</UL>
