forked from lijiext/lammps
15 lines
446 B
TeX
15 lines
446 B
TeX
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\documentclass[12pt,article]{article}
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\usepackage{indentfirst}
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\usepackage{amsmath}
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\begin{document}
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\begin{eqnarray*}
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r_{c}^{fcc} & = & \frac{1}{2} \left(\frac{\sqrt{2}}{2} + 1\right) \mathrm{a} \simeq 0.8536 \:\mathrm{a} \\
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r_{c}^{bcc} & = & \frac{1}{2}(\sqrt{2} + 1) \mathrm{a} \simeq 1.207 \:\mathrm{a} \\
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r_{c}^{hcp} & = & \frac{1}{2}\left(1+\sqrt{\frac{4+2x^{2}}{3}}\right) \mathrm{a}
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\end{eqnarray*}
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\end{document}
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