%% %% Ein Beispiel der DANTE-Edition %% %% 1. Auflage %% %% Beispiel 09-07-8 auf Seite 444. %% %% Copyright (C) 2011 Herbert Voss %% %% It may be distributed and/or modified under the conditions %% of the LaTeX Project Public License, either version 1.3 %% of this license or (at your option) any later version. %% %% See http://www.latex-project.org/lppl.txt for details. %% %% %% ==== % Show page(s) 1 %% %% \documentclass[leqno]{exaarticle} \pagestyle{empty} \setlength\textwidth{352.81416pt} \AtBeginDocument{\setlength\parindent{0pt}} \setcounter{equation}{30} \renewcommand\theequation{9.\arabic{equation}} \StartShownPreambleCommands \usepackage{amsmath} \StopShownPreambleCommands \begin{document} \begin{alignat}{2} y &= d & z &= 1 \\ % <=== 3 mal & y &= cx+d & z &= x+1 \nonumber\\ y_{12} &= bx^2+cx+d & z &= x^2+x+1 \nonumber\\ y(x) &= ax^3+bx^2+cx+d & z &= x^3+x^2+x+1 \end{alignat} \end{document}