git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@12795 f3b2605a-c512-4ea7-a41b-209d697bcdaa

doc/Eqs/fix_pimd.tex

@@ -0,0 +1,17 @@
+\documentclass[12pt]{article}
+
+\begin{document}
+
+$$
+  Z = \int d{\bf q} d{\bf p} \cdot \textrm{exp} [ -\beta H_{eff} ]
+$$
+
+$$
+  H_{eff} = \bigg(\sum_{i=1}^P \frac{p_i^2}{2m_i}\bigg) + V_{eff}
+$$
+
+$$
+  V_{eff} = \sum_{i=1}^P \bigg[ \frac{mP}{2\beta^2 \hbar^2} (q_i - q_{i+1})^2 + \frac{1}{P} V(q_i)\bigg]
+$$
+
+\end{document}