qm1-script/formelsammlung.tex

\chapter{Lineare Algebra}
\section{Identitäten}
\begin{math}
A^{-1} = \inlinematrix{a & b \\ c & d}^{-1} = \frac{1}{ad - bc} \inlinematrix{d & -b \\ -c & a}
\end{math}