Zdroj TeX:
\small P':\left(\begin{array}{ccc}x' \\ y'\\ 1 \end{array}\right)= \left(\begin{matrix} 1 & 1 & -2 \\ 2 & -1 & 3 \\ 0 & 0 & 1 \end{matrix}\right) \times \left(\begin{matrix} 5 \\ 7 \\ 1 \end{matrix}\right)= \left(\begin{matrix}10 \\6 \\1\end{matrix}\right)