TeX Quellcode:
\begin{array}{rclll} \genfrac{}{}{1pt}{0}{-4d^2}{\frac{32}{135d^4}} &=& -4d^2 : \dfrac{32}{135d^4} \cr\cr &=& -4d^2 \cdot \dfrac{135d^4}{32} \cr\cr &=& -d^2 \cdot \dfrac{135d^4}{8} \cr\cr &=& -\dfrac{135d^6}{8}\end{array}