\input preamble.tex \Defdim(\d,0) \Defdim(\e,9) % --------------------------------------------------------------------------- \begin{document} \begin{center} {\Huge \bf{Ellipse I}} \bigskip \begin{lapdf}(18,18)(-9,-9) \Whiledim{\d<9}{ \Nextcol(0,23) \Dadd(\d,0.5) \Ellipse(32)(0,0)(\Np\d,\Np\e,0) \Stroke \Dsub(\e,0.5)} \end{lapdf} \end{center} \newpage \begin{center} {\Huge \bf{Ellipse II}} \bigskip \begin{lapdf}(18,18)(-9,-9) \Setwidth(0.02) \Dset(\d,0) \Whiledim{\d<180}{ \Nextcol(0,23) \Ellipse(20)(0,0)(9,3,\Np\d) \Stroke \Dadd(\d,7.5)} \end{lapdf} \end{center} \end{document}