rot H = ε_{0} \frac{\partial}{\partial t} (ε - i \frac{σ}{ε_{0} ω}) E

${\text{rot} {\bf H}=\varepsilon_0 \frac{\partial}{\partial t} \bigg (\varepsilon - i \frac{\sigma}{\varepsilon_0 \omega} \bigg) {\bf E}}$

Error