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The following equations are valid in empty space:
\[ \left\{ \begin{split} & \boldsymbol{\nabla} \cdot \boldsymbol{E} = 0 \\ & \boldsymbol{\nabla} \cdot \boldsymbol{B} = 0 \\ & \boldsymbol{\nabla} \times \boldsymbol{E} = - \frac{\partial \boldsymbol{B}}{\partial t} \\ & \boldsymbol{\nabla} \times \boldsymbol{B} = \varepsilon_0 \mu_0 \frac{\partial \boldsymbol{E}}{\partial t} \end{split} \right. \]
Error 404 - Page Not Found


The following equations are valid in empty space:
\[ \left\{ \begin{split} & \boldsymbol{\nabla} \cdot \boldsymbol{E} = 0 \\ & \boldsymbol{\nabla} \cdot \boldsymbol{B} = 0 \\ & \boldsymbol{\nabla} \times \boldsymbol{E} = - \frac{\partial \boldsymbol{B}}{\partial t} \\ & \boldsymbol{\nabla} \times \boldsymbol{B} = \varepsilon_0 \mu_0 \frac{\partial \boldsymbol{E}}{\partial t} \end{split} \right. \]