forked from lijiext/lammps
12 lines
375 B
TeX
12 lines
375 B
TeX
|
\documentclass[12pt]{article}
|
||
|
|
|
||
|
|
\begin{document}
|
||
|
|
|
||
|
|
\begin{eqnarray*}
|
||
|
|
E & = & E_a + E_{bb} + E_{ba} \\
|
||
|
|
E_a & = & K_2 (\theta - \theta_0)^2 + K_3 (\theta - \theta_0)^3 + K_4 (\theta - \theta_0)^4 \\
|
||
|
|
E_{bb} & = & M (r_{ij} - r_1) (r_{jk} - r_2) \\
|
||
|
|
E_{ba} & = & N_1 (r_{ij} - r_1) (\theta - \theta_0) + N_2 (r_{jk} - r_2) (\theta - \theta_0)
|
||
|
|
\end{eqnarray*}
|
||
|
|
|
||
|
|
\end{document}
|