pair_soft.tex
bfb019efa901lammps-icms

pair_soft.tex
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			\documentclass[12pt]{article}

			\begin{document}

			$$
			E = A \left[ 1 + \cos\left(\frac{\pi r}{r_c}\right) \right]
			\qquad r < r_c
			$$

			\end{document}