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Diffstat (limited to 'Master/texmf-dist/doc/latex/math-e/10-04-4.ltx')
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diff --git a/Master/texmf-dist/doc/latex/math-e/10-04-4.ltx b/Master/texmf-dist/doc/latex/math-e/10-04-4.ltx new file mode 100644 index 00000000000..6499fba4d6b --- /dev/null +++ b/Master/texmf-dist/doc/latex/math-e/10-04-4.ltx @@ -0,0 +1,43 @@ +%% +%% An UIT Edition example +%% +%% Example 10-04-4 on page 205. +%% +%% 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} +\AtBeginDocument{\setlength\parindent{0pt}} +\setcounter{equation}{2} +\renewcommand\theequation{10.\arabic{equation}} +\StartShownPreambleCommands +\usepackage{amsmath,color} +\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}}\nonumber\\[-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)\nonumber\\ +y\textcolor{blue}{{}-\frac{31}{8}} + &= 2\left(x\textcolor{cyan}{{}-\frac{3}{4}}\right)^2\nonumber\\ + &\Rightarrow S\left(\frac{3}{4}\right|\left.\frac{31}{8}\right)\nonumber +\end{align} +\end{document} |