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diff --git a/buch/chapters/40-eigenwerte/images/kombiniert.tex b/buch/chapters/40-eigenwerte/images/kombiniert.tex
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+%
+% kombiniert.tex -- Iterierte Kerne und Bilder
+%
+% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule
+%
+\documentclass[tikz]{standalone}
+\usepackage{amsmath}
+\usepackage{times}
+\usepackage{txfonts}
+\usepackage{pgfplots}
+\usepackage{csvsimple}
+\usetikzlibrary{arrows,intersections,math}
+\begin{document}
+\definecolor{darkgreen}{rgb}{0,0.4,0}
+\definecolor{turqoise}{rgb}{0,0.3,0.6}
+\def\skala{1}
+\newboolean{showgrid}
+\setboolean{showgrid}{false}
+\def\breite{7}
+\def\hoehe{7}
+\begin{tikzpicture}[>=latex,thick,scale=\skala]
+
+\node at (0,0) {\includegraphics[width=13.8cm]{kombiniert.jpg}};
+
+\node at (6.6,-0.1) {$x_1$};
+\node at (0.3,6.7) {$x_3$};
+
+\node[color=purple] at (4.8,1) [rotate=8] {$\mathcal{J}^2(A)$};
+\node[color=darkgreen] at (3.5,4.6) [rotate=58] {$\mathcal{K}^1(A)$};
+
+\fill[color=white,opacity=0.8] (-2.3,3.8) rectangle (-1.3,4.2);
+\node[color=turqoise] at (-1.8,4) {$\mathcal{K}^2(A)$};
+
+\fill[color=white,opacity=0.8] (2.5,-5.75) rectangle (3.5,-5.3);
+\node[color=orange] at (3,-5.5) {$\mathcal{J}^1(A)$};
+
+%\node at G
+% Gitter
+\ifthenelse{\boolean{showgrid}}{
+\draw[step=0.1,line width=0.1pt] (-\breite,-\hoehe) grid (\breite, \hoehe);
+\draw[step=0.5,line width=0.4pt] (-\breite,-\hoehe) grid (\breite, \hoehe);
+\draw                            (-\breite,-\hoehe) grid (\breite, \hoehe);
+\fill (0,0) circle[radius=0.05];
+}{}
+
+\end{tikzpicture}
+\end{document}
+