TeX Quellcode:

\begin{array}{rclll} 0 &=& -\dfrac{2}{5}x+1 &\vert & -1 \cr-1 &=& -\dfrac{2}{5}x &\vert & : \left(-\dfrac{2}{5}\right) \cr\dfrac{5}{2} &=& x && \rightarrow \quad P_2\left(\dfrac{5}{2} \mid 0\right) \end{array}