Hallo
Hier noch ein Minimalbeispiel:
Code:
\documentclass [a4paper,11pt,oneside]{memoir}
\usepackage{tikz}
\usepackage{pgf}
\usetikzlibrary{fit}
\usetikzlibrary[shapes.geometric]
\usetikzlibrary{matrix,arrows,positioning,automata}
\begin{document}
\begin{tikzpicture}[>=stealth',shorten >=2pt ,shorten <=2pt,auto,node distance=2.8cm,semithick,scale=0.7]
\node (a) at (0,0) [minimum size=0.3cm,circle,ball color=black]{};
\node (b) at (2,0) [minimum size=0.3cm,circle,ball color=black]{};
\node (c) at (1,-2) [minimum size=0.3cm,circle,ball color=black]{};
\path[-,font=\scriptsize](a) edge [bend right=25] (b);
\path[-,font=\scriptsize](a) edge (b);
\path[-,font=\scriptsize](c) edge [bend right=25] (b);
\path[-,font=\scriptsize](b) edge (c);
\path[-,font=\scriptsize](c) edge[loop left] (c);
\end{tikzpicture}
\end{document}
Am Knoten (c) hätte ich gern einen ungerichteten Loop.
Lesezeichen