forked from lijiext/lammps
14 lines
357 B
TeX
14 lines
357 B
TeX
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\documentclass[12pt]{article}
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\begin{document}
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\begin{eqnarray*}
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\vec{f} & = & (F^C + F^D + F^R) \hat{r_{ij}} \qquad \qquad r < r_c \\
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F^C & = & A w(r) \\
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F^D & = & - \gamma w^2(r) (\hat{r_{ij}} \bullet \vec{v_{ij}}) \\
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F^R & = & \sigma w(r) \alpha (\Delta t)^{-1/2} \\
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w(r) & = & 1 - r/r_c
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\end{eqnarray*}
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\end{document}
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