\input{preamble-standalone.ltx} \begin{document} % Ex. No. 103 (Section 15.4.1 : Ball; use of \tkzcname{tkzDrawMarks}) \begin{tikzpicture} \tkzInit[xmax=3,ymax=1] \tkzAxeXY \tkzDrawMark[mark=ball](1,.5) \end{tikzpicture} \end{document}