\input $HOME/tex_doc/format/myplain.tex %\magnification 1200 \advance \vsize by 12mm \let \exo \Exo \withoutexobody \date {20 janvier 2004} \classe {S$_2$ mai} %\overfullrule 0pt \titre {\twentybf Corrigé du devoir surveillé n\raise 5pt \hbox {\tenbf o} 4} \def \datapath{% $HOME/tex_doc/lycee/database/btsmai/analyse/equadiff/} \input \datapath equ2_016.tex \vfill \eject \def \datapath{% $HOME/tex_doc/lycee/database/btsmai/stats/infer/} \input \datapath synt_005.tex \bye