Kapitel 2 erweitert

I_Loesungen.tex

@@ -7,7 +7,7 @@ $$
 A=\{x \in \mathbb{R}|\;\abs{x}<8\} \text { und } B=\{x \in \mathbb{R} \mid x \geq 2\} .
 $$
 
-˝extbf{Lösung:}
+\textbf{Lösung:}
 \begin{figure}[ht]
 \centering
 \begin{tikzpicture}
@@ -21,7 +21,7 @@ $$
 \draw (\x,0.1) -- (\x,-0.1) node[yshift=-1em] {$\y$};
 
 
-\foreach\x/\y in {1/(,3/[,5/),8/]}
+\foreach\x/\y in {1/(,3/[,5/),8/)}
 \node at (\x,1.5em) {$\y$};
 
 \draw[blue, thick] (1,0.1) -- (5,0.1);