TeX Quellcode:

\begin{matrix}-6\vec{a} + 7\vec{b} - 2\vec{c} &=& -6\begin{pmatrix}-4 \cr -20 \cr -17\end{pmatrix} &+& 7\begin{pmatrix}-25\cr-29\cr23\end{pmatrix} &-& 2\begin{pmatrix}16\cr-29\cr-35\end{pmatrix} \cr \cr &=& \begin{pmatrix}-6\cdot \left(-4\right)\cr-6\cdot \left(-20\right)\cr-6\cdot \left(-17\right)\end{pmatrix} &+& \begin{pmatrix}7\cdot \left(-25\right)\cr7\cdot \left(-29\right)\cr7\cdot 23\end{pmatrix} &+& \begin{pmatrix}-2\cdot 16\cr-2\cdot \left(-29\right)\cr-2\cdot \left(-35\right)\end{pmatrix} \cr \cr &=& \begin{pmatrix}24\cr120\cr102\end{pmatrix} &+& \begin{pmatrix}-175\cr-203\cr161\end{pmatrix} &+& \begin{pmatrix}-32\cr58\cr70\end{pmatrix} \cr \cr &=& \begin{pmatrix}-183\cr-25\cr333\end{pmatrix} \end{matrix}