% Author : Alain Matthes % Encoding : UTF8 % Engine : PDFLaTeX \documentclass[]{article} \usepackage[utf8]{inputenc} \usepackage[usenames,dvipsnames]{xcolor} \usepackage{fullpage} \usepackage[upright]{fourier} \usepackage{tkz-berge} \thispagestyle{empty} %\usetikzlibrary{calc} \begin{document} \GraphInit[vstyle=Shade] \SetGraphShadeColor{green!30}{green!50!black}{red!30} \begin{center} \begin{tikzpicture} \grLadder[RA=2,RS=3]{6}% \end{tikzpicture} \end{center} \begin{center} \begin{tikzpicture} \grLadder[RA=3,RS=4]{4}% \end{tikzpicture} \end{center} \end{document}