Added information about dihedral restraints.

[alexxy/gromacs.git] / manual / forcefield.tex

diff --git a/manual/forcefield.tex b/manual/forcefield.tex
index ad6b96591922bdfd947ac25f17caa28f1012a32e..d99292b8c83b416bad3173d82ddf4815f39e331f 100644 (file)
--- a/manual/forcefield.tex
+++ b/manual/forcefield.tex
@@ -1155,6 +1155,7 @@ as in an improper dihedral (sec.~\ref{sec:imp}) but with a slightly
 modified potential. Using:
 \beq
 \phi' = \left(\phi-\phi_0\right) ~{\rm MOD}~ 2\pi
+\label{eqn:dphi}
 \eeq
 where $\phi_0$ is the reference angle, the potential is defined as:
 \beq