TeX Quellcode:

\begin{array}{rclll} \dfrac{dt}{dx} &=& 14 \cr dx &=& \dfrac{dt}{14} \cr\cr\cr \displaystyle\int\sin(14x+\pi)\, dx &=& \displaystyle\int\sin(t)\dfrac{dt}{14} \cr\cr &=& \dfrac{1}{14} \displaystyle\int\sin(t)\, dt \cr\cr &=& \dfrac{1}{14}\left(-\cos(x)\right)+c \end{array}