\begin{Schunk}
\begin{Sinput}
 CRAN <- "http://rweb.crmda.ku.edu/cran" 
 KRAN <- "http://rweb.crmda.ku.edu/kran"
 options(repos = c(KRAN, CRAN))
 install.packages("portableParallelSeeds", type = "source")
\end{Sinput}
\end{Schunk}
