14 lines
411 B
TeX
14 lines
411 B
TeX
\documentclass[12pt]{article}
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\pagestyle{empty}
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\begin{document}
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\begin{eqnarray*}
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\phi\left(r\right) & = & D_0 \left[ e^{- 2 \alpha (r - r_0)} - 2 e^{- \alpha (r - r_0)} \right] \qquad r < r_c \\
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E\left(r\right) & = & \phi\left(r\right) - \phi\left(R_c\right) - \left(r - R_c\right) \left.\frac{d\phi}{d r} \right|_{r=R_c} \qquad r < R_c
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\end{eqnarray*}
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\end{document}
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