%% %% Ein Beispiel der DANTE-Edition %% Mathematiksatz mit LaTeX %% 2. Auflage %% %% Beispiel 10-09-7 auf Seite 233. %% %% Copyright (C) 2012 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[]{exaarticle} \pagestyle{empty} \setlength\textwidth{166.324pt} \AtBeginDocument{\setlength\parindent{0pt}} \StartShownPreambleCommands \usepackage{amsmath} \renewcommand\arraystretch{2.2} \StopShownPreambleCommands \begin{document} \begin{tabular}{l} $\tan\alpha=\dfrac{\sin\alpha} {\cos\alpha} $\\ $\tan2\alpha=\dfrac{2\tan\alpha} {1-\tan^2\alpha} $\\ $\tan3\alpha=\dfrac{3\tan\alpha-\tan^3\alpha} {1-3\tan^2\alpha} $ \end{tabular} \end{document}