>
<PRE>
set dielectric constant to this value

Default = 1.0
</PRE>
<HR>
<H3>
<A NAME="_cch3_999724456">dihedral coeff </A></H3>
<UL>
    <LI>
    1st parameter = dihedral type # 
    <LI>
    2nd-Nth parameters = coeffs 1 to N-1 
</UL>
<PRE>
coeffs:   harmonic
               (1) K (energy units)
               (2) d (+1 or -1)
               (3) n (1,2,3,4,6)
          multiharmonic
               (1) A_1 (energy units)
               (2) A_2 (energy units)
               (3) A_3 (energy units)
           