\input $HOME/tex_doc/format/myplain.tex \magnification 1200 \advance \vsize by 30mm %\bookstyle \titrestyle {\twentybf } %\withoutcorrigbody \withoutexobody \let \exo \Exo \date {2 octobre 2003} \classe {1 gm$_{\scriptscriptstyle 2}$} \titre {\twentybf Devoir surveillé n\raise 5pt \hbox {\tenbf o} 1} \def \datapath {% $HOME/tex_doc/lycee/database/1ere/sti/algebre/polynome/} \input \datapath pol_006.tex \input \datapath geom_004.tex \input \datapath graph_001.tex \end