input newcourbes; input couleur; input geometriesyr16; input TEX; verbatimtex %&latex \documentclass{article} \usepackage[upright]{fourier} \usepackage{color} \def\E{\mathrm{e}} \let\ve\vec \def\DR{\mathcal{D}} \def\CR{\mathcal{C}} \def\HR{\mathcal{H}} \newcommand{\Mathbold}[1]{\mbox{\boldmath$#1$\unboldmath}} \begin{document} etex