\HeaderA{colMedians}{Derive column medians of a numerical matrix}{colMedians}
\keyword{manip}{colMedians}
\begin{Description}\relax
Form column medians of a numerical array.
\end{Description}
\begin{Usage}
\begin{verbatim}
colMedians(mat)
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\code{mat}] A numerical matrix.
\end{ldescription}
\end{Arguments}
\begin{Details}\relax
Form column medians of a numerical array.
\end{Details}
\begin{Value}
A vector of column medians is returned.
\end{Value}
\begin{Author}\relax
Kai-Ming Chang(kaiming@gmail.com)
\end{Author}
\begin{SeeAlso}\relax
\code{\LinkA{rowQ}{rowQ}}
\end{SeeAlso}
\begin{Examples}
\begin{ExampleCode} 
A<-matrix(rnorm(30),10,3)
colMedians(A)
\end{ExampleCode}
\end{Examples}

