TeX Quellcode:

\begin{aligned} y &=\frac{\ln \left(\frac{x}{m}-a \ s \right)}{r^{2}} \\ r^{2} y &=\ln \left(\frac{x}{m}-a \ s \right) \\ r \cdot r \cdot y &=\ln \left(\frac{x}{m}-a \ s \right) \\ e^{r r y} &=\frac{x}{m}-a \ s \\ m \ e^{r r y} &=x-m \ a \ s \end{aligned}