pair_zhou.tex
c5d561a31260master

pair_zhou.tex
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			\documentclass[12pt,fleqn]{article}
			\usepackage{amsmath}
			\thispagestyle{empty}

			\begin{document}

			\setlength{\jot}{2ex}
			\begin{gather*}
			E = D_0 [\exp^{-2 \alpha (r-r_0)} - 2\exp^{-\alpha (r-r_0)}] - s_6 \frac{C_6}{r^6} f_{damp}(r,R_r) \\
			f_{damp}(r,R_r) = \frac{1}{1 + \exp^{-d(r/R_r - 1)}}
			\end{gather*}

			\end{document}