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diff --git a/info/examples/Math/A-02-1.ltx b/info/examples/Math/A-02-1.ltx new file mode 100644 index 0000000000..e0a68619ea --- /dev/null +++ b/info/examples/Math/A-02-1.ltx @@ -0,0 +1,31 @@ +%% +%% Ein Beispiel der DANTE-Edition +%% Mathematiksatz mit LaTeX +%% 3. Auflage +%% Beispiel A-02-1 auf Seite 402. +%% Copyright (C) 2018 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[10pt]{exaarticle} +\pagestyle{empty} +\setlength\textwidth{352.81416pt} +\AtBeginDocument{\setlength\parindent{0pt}} +%StartShownPreambleCommands +\usepackage{axessibility} +\usepackage{libertine} +%StopShownPreambleCommands +\begin{document} +The golden mean is the number \[ \frac{1 + \sqrt{5}}{2}, \] that is the root larger in modulus of +\begin{equation} x^2 - x - 1. \end{equation} It is usually defined as the ratio of two lengths +\(a\) and \(b\) such that \begin{equation*} (a+b) : a = a : b. \end{equation*} +Let \(x\) be the ratio \( \frac{a}{b} \), we have \( \frac{a+b}{a} = 1 + \frac{1}{x} \), +from which we get the equation \(x^2 = x + 1\). +\end{document} |