TeX Quellcode:

\genfrac{}{}{1pt}{0}{\frac{-3d}{-g^3}}{-4c} = \dfrac{-3d}{-g^3} : (-4c) = \dfrac{3d}{g^3} \cdot \left(-\dfrac{1}{4c} \right) = -\dfrac{3d}{4cg^3}