%%
%% The LaTeX Companion, 2ed (second printing August 2004)
%%
%% Example 9-2-6 on page 549.
%%
%% Copyright (C) 2004 Frank Mittelbach, Michel Goossens,
%%    Johannes Braams, David Carlisle, and Chris Rowley
%%
%% 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.
%%

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{135.0pt}

\StartShownPreambleCommands
\usepackage{xy}   \usepackage[french]{babel}
\StopShownPreambleCommands
\begin{document}
Voici un exemple avec \emph{xypic}:
\[ \shorthandoff{;?}
\begin{xy}  (0,0)*{\bullet}, (0,0) ; (10,0),
   **\dir {-} ?>* \dir {>}, (12,0)*{x},  \end{xy}
 \]
Quelle belle fl\`eche !
\end{document}