%% %% The LaTeX Graphics Companion, 2ed (first printing May 2007) %% %% Example 11-4-25 on page 779. %% %% Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss %% %% 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{ttctbeamer} % graphic converted to gray in book \StartShownPreambleCommands \documentclass{beamer} \usetheme{Berkeley} \StopShownPreambleCommands \begin{document} \begin{frame} \frametitle{Demonstration of block environments} \framesubtitle{\texttt{block}, \texttt{alertblock}, \texttt{exampleblock}} \begin{block}{Pythagorean Theorem} $c^2=a^2 + b^2$ \end{block} \begin{alertblock}{Wrong Pythagoras} $c=a + b$ \end{alertblock} \begin{exampleblock}{Square of negative numbers} $-3>-4\rightarrow (-3)^2<(-4)^2$ \end{exampleblock} \end{frame} \end{document}