다단편집 LaTeX

\onecolumn

\begin{multicols}{2}[this stuff in square barkets is an optional preamble to the following columns. you can think of it as a header.]
\lipsum[1~5]
\end{multicols}

\begin{minipage}{0.6\textwidth}
\lipsum[1]
\end{minipage}
\hspace{10pt}
\begin{minipage}{0.3\textwidth}
\lipsum[1]
\end{minipage}