\documentclass{article} \usepackage[dvipsone]{insdljs} \usepackage[testmode,quiet]{rangen} \parindent0pt\parskip6pt \begin{document} \RandomZ[ne={0,-1}]{\n}{-2}{2}$x^{\efmt\n}$ \RandomZ[ne=\zZero]{\b}{-1}{1} The value of \texttt{\string\b=\b} and should be different from zero. Is it? \RandomZ{\a}{1}{5}\RandomZ{\b}{\a*}{10}$ \a < \b $ \RandomZ{\a}{1}{5}\RandomZ{\b}{\a*}{10}$ \a \le \b $ \RandomZ{\a}{1}{5}\RandomZ{\b}{1}{\a*}$ \a > \b $ \RandomZ{\a}{1}{5}\RandomZ{\b}{1}{\a}$ \a \ge \b $ \RandomZ[ne=0]{\b}{-1}{1}Is \texttt{\string\b}=\b\space zero? \RandomL{\a}{-2,4,6,-12,9,5,17}Select a number from a list \texttt{\string\a=\a} \RandomS{\si}\RandomS{\sii} \RandomZ[ne=0]{\a}{-5}{5} \RandomZ[ne=0]{\b}{1}{5} \RandomZ[ne=0]{\c}{1}{5} \RandomZ[ne=0]{\n}{1}{5} $ \cfmt\a x^{\efmt\n} \si \cfmt\b x \sii \c $ \end{document}