\def\ppfp#1#2#3#4#5#6{
%% #1: title
%% #2: authors
%% #3: nr
%% #4: year
%% #5: name
%% #6: username
\thispagestyle{empty}
\begin{center}
    \Large\textrm{NORGES TEKNISK-NATURVITENSKAPELIGE}\\
    \textrm{UNIVERSITET}
\end{center}
\vspace*{2\baselineskip}
\begin{center}
    {\Large\textbf{#1}}
\end{center}
\begin{center}
    {\large by}
\end{center}
\begin{center}
    {\large\textrm{#2}}
\end{center}
\vspace*{2\baselineskip}
\begin{center}
    \Large
        \textrm{PREPRINT} \\
        \textrm{STATISTICS NO.~#3/#4}
\end{center}
\vspace*{2\baselineskip}
\input epsf
\begin{center}
    \mbox{\pgfimage[width=3.5cm]{ntnu_logo}}
\end{center}
\vspace*{2\baselineskip}
\begin{center}
    \Large
    \textrm{NORWEGIAN UNIVERSITY OF SCIENCE AND}\\
    \textrm{TECHNOLOGY}\\
    \textrm{TRONDHEIM, NORWAY}
\end{center}
\vspace*{2\baselineskip}
\begin{center}
    \small
    This preprint has URL \texttt{http://www.math.ntnu.no/preprint/statistics/#4/S#3-#4.pdf}\\
    #5 has homepage: \texttt{http://www.math.ntnu.no/$\sim$#6}\\
    E-mail: \texttt{#6@math.ntnu.no}\\
    Address: Department of Mathematical Sciences, Norwegian University
    of Science and Technology, NO-7491 Trondheim, Norway.
\end{center}
%%
}

 
