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Diffstat (limited to 'Master/texmf-dist/doc/latex/math-e/05-01-2.ltx')
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diff --git a/Master/texmf-dist/doc/latex/math-e/05-01-2.ltx b/Master/texmf-dist/doc/latex/math-e/05-01-2.ltx new file mode 100644 index 00000000000..aec55f51e0d --- /dev/null +++ b/Master/texmf-dist/doc/latex/math-e/05-01-2.ltx @@ -0,0 +1,39 @@ +%% +%% An UIT Edition example +%% +%% Example 05-01-2 on page 72. +%% +%% Copyright (C) 2010 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{375.57637pt} +\setlength\parindent{0pt} +\StartShownPreambleCommands +\usepackage{amsmath,xcolor} +\StopShownPreambleCommands +\begin{document} +\begin{align*} +y &= 2x^2 -3x +5\\\nonumber + & \hphantom{= \ 2\left(x^2-\frac{3}{2}\,x\right. }% + \textcolor{blue}{\overbrace{\hphantom{+\left(\frac{3}{4}\right)^2- % + \left(\frac{3}{4}\right)^2}}^{=0}}\\[-11pt] + &= 2\left(\textcolor{red}{% + \underbrace{x^2-\frac{3}{2}\,x + \left(\frac{3}{4}\right)^2}}% + \underbrace{-\left(\frac{3}{4}\right)^2 + \frac{5}{2}}\right)\\ + &= 2\left(\qquad\textcolor{red}{\left(x-\frac{3}{4}\right)^2} + \qquad + \ \frac{31}{16}\qquad\right)\\ +y\,\textcolor{blue}{\mathrel{-}\frac{31}{8}} + &= 2\left(x\,\textcolor{cyan}{\mathrel{-}\frac{3}{4}}\right)^2% +\end{align*} +\end{document} |