TeX Quellcode:

\begin{array}{rclcl} -4 &=& 32x^2-x &\vert & +4 \cr 0 &=& 32x^2-x+4 &\vert & :32 \cr 0 &=& x^2-\dfrac{1}{32}x+\dfrac{1}{8} &\vert& \text{p-q-Formel} \cr x_{1,2} &=& \dfrac{1}{64} \pm \sqrt{\left(-\dfrac{1}{64}\right)^2-\dfrac{1}{8}} \cr x_{1,2} &=& \dfrac{1}{64} \pm \sqrt{-\dfrac{511}{4.096}}\end{array}