erste seite referenzen

workshops/latex/compile.sh

 #!/bin/bash
 cd examples
 lualatex 2h_fake.tex
+#lualatex 4b_fake.tex
+#screenshot
 cd ..
 lualatex latex.tex
 lualatex latex.tex

workshops/latex/examples/4a.tex

+\begin{equation}
+  a^2+b^2=c^2
+  \label{pythagoras}
+\end{equation}
+
+As shown in equation
+\ref{pythagoras} ...

workshops/latex/examples/4b.tex

+Wie wir in
+Abschnitt \ref{proof}
+zeigen werden.
+
+\section{Beweise}
+\label{proof}

workshops/latex/examples/4b_fake.tex

+\documentclass{article}
+\usepackage{hyperref}
+\begin{document}
+\noindent
+Wie wir in
+Abschnitt \ref{beweise}\\
+zeigen werden.
+
+\section{Beweise}
+\label{beweise}
+\end{document}

workshops/latex/latex.tex

@@ -377,7 +377,6 @@
   \\
 };
 \end{tikzpicture}
-
 \end{frame}
 
 \newcommand{\highlightRed}[1]{{\color{Mahogany}\texttt{\bfseries #1}}}
@@ -508,7 +507,50 @@
   \end{itemize}
 \end{frame}
 
-\begin{frame}{Referenzen}
+\begin{frame}[fragile]{Labels, Referenzen und Links}
+\structure{Referenzen} mit \texttt{label} und \texttt{ref}:
+\begin{tikzpicture}
+\node[matrix, column sep=4pt, row sep=6pt] {
+	\node{
+		\begin{minipage}[t][10mm][c]{.28\textwidth}
+		\begin{itemize}
+		\item Gleichungen, Sections, Figures und vieles mehr!
+		\end{itemize}
+		\end{minipage}
+	}; &
+	\node[draw=blue!20!lightgray, line width=2pt]{
+		\begin{minipage}[t][30mm][c]{.3\textwidth}
+		\lstinputlisting{examples/4a.tex}
+		\end{minipage}
+	}; &
+	\node{\includegraphics[width=16pt]{figures/texstudio-compile.pdf}}; &
+	\node[draw=blue!20!lightgray, line width=2pt]{
+		\begin{minipage}[t][30mm][c]{.25\textwidth}
+		\input{examples/4a.tex}
+		\end{minipage}
+	};
+	\\
+	\node{
+		\begin{minipage}[t][10mm][c]{.28\textwidth}
+		\begin{itemize}
+		\item \texttt{ref} darf auch vor \texttt{label}
+		\end{itemize}
+		\end{minipage}
+	}; &
+	\node[draw=blue!20!lightgray, line width=2pt]{
+		\begin{minipage}[t][30mm][c]{.3\textwidth}
+		\lstinputlisting{examples/4b.tex}
+		\end{minipage}
+	}; &
+	\node{\includegraphics[width=16pt]{figures/texstudio-compile.pdf}}; &
+	\node[draw=blue!20!lightgray, line width=2pt]{
+		\begin{minipage}[t][30mm][c]{.25\textwidth}
+          \includegraphics[width=\textwidth,trim=0cm 0cm 0cm 0cm, clip]{examples/4b_fake.png}
+		\end{minipage}
+	};
+	\\
+};
+\end{tikzpicture}
 \end{frame}
 
 \begin{frame}{Präambel}