\shortauthor{Aamport}
%%\shorttitle{The Gnats and Gnus}
\author{Leslie A. Aamport}
\title{The Gnats and Gnus}
\subtitle{A Document Preparation System\thanks{to Mary}}

\maketitle

\begin{keywords}
Gnats, Gnus
\end{keywords}

\begin{abstract}
Starting from a historical point of view \dots
\end{abstract}

\smalltableofcontents

\section{Why Gnu}

According to \cite{book-full}\footnote{Note} \dots

\begin{itemize}
\item Some items are 
  \begin{itemize}
  \item bullets.
  \end{itemize}
  \begin{enumerate}
  \item And some items 
    \begin{enumerate}
    \item are numbers.
    \end{enumerate}
  \end{enumerate}
\item But some items are
  \begin{description}
  \item[gnus] A sort of large aninals.
  \end{description}
\end{itemize}


\subsection{Everything is changing}

\newtheorem{change}{Change}

\begin{change}
  Even fonts are changing.
\end{change}

  And even equation numbers change.

\begin{equation}
  \label{eq:1in1}
   c_{ij}^{\ast}\, v_{j} = x_{ji}\, r_{i}. 
\end{equation}

\begin{figure}[htbp]
  \begin{center}
    \leavevmode
    The figure is typeset in \verb|\figurefont|.
    The caption body is typeset in \verb|\captionbodyfont|.
    The header of the caption is typeset in \verb|\captionheaderfont|.
  \end{center}
  \caption{The body of the caption.}
\end{figure}


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\bibliography{xampl}




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