TeX Quellcode:

\begin{array}{rcl}z_3 &=& \sqrt[3]{8}\left(\cos\left(\dfrac{0+2\cdot 3\cdot\pi}{3}\right)+i\sin\left(\dfrac{0+2\cdot 3\cdot\pi}{3}\right)\right) \\ &=& 2\left(\cos\left(2\pi\right)+i\sin\left(2\pi\right)\right) \\ &=& 2\left(\cos\left(0\right)+i\sin\left(0\right)\right) \\ &=& z_0\end{array}