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\documentclass[a4paper]{article} \usepackage[pdf]{dottex} \begin{document} \begin{dotpic}[width=.5\textwidth] a -> b; a -> c; b -> d; d -> a; \end{dotpic} \begin{neatopic} a -- b; b -- c; a -- g; e -- f; g -- c; \end{neatopic} \end{document}