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\begin{document}

\title{Shadows of diagrams and Euler-Zagier sums}
\author{GoF}

\address{$^a$ Institut Galil\'ee, LIPN, CNRS UMR 7030\linebreak
99 Av. J.-B. Clement, F-93430 Villetaneuse, France\vspace{2mm}}

\address
{$^b$ H. Niewodnicza\'nski Institute of
Nuclear Physics, Polish Academy of Sciences\\
ul. Eliasza-Radzikowskiego 152,  PL 31342 Krak\'ow, Poland\vspace{2mm}}

\address
{$^c$ Laboratoire de Physique Th\'eorique de la Mati\`{e}re Condens\'{e}e\\
Universit\'e Pierre et Marie Curie, CNRS UMR 7600\\
Tour 24 - 2i\`{e}me \'et., 4 pl. Jussieu, F 75252 Paris Cedex 05, France\vspace{2mm}}

\address
{$^e$ The Open University, Physics and Astronomy Department\\
Milton Keynes MK7 6AA, United Kingdom\vspace{2mm}}

\eads{\linebreak\mailto{ ghed@lipn-univ.paris13.fr}, 
\mailto{ a.i.solomon@open.ac.uk}
\mailto{ pawel.blasiak@ifj.edu.pl},
\mailto{ andrzej.horzela@ifj.edu.pl},
\mailto{penson@lptl.jussieu.fr},
}

%\pacs{03.65.Fd, 02.30.Vv, 02.10.Ox}

\begin{abstract}
We 
\end{abstract}
\tableofcontents

\newpage

\section{Introduction}

\section{The deformed algebra of labelled diagrams}
\subsection{How these diagrams arise}
\subsection{Codings and the deformed algebra}
\subsection{LBELL}

\section{Euler-Zagier sums}
\subsection{Definitions}
\subsection{Shadows and interpretations}
\subsection{General picture}

\section{Conclusion}

Discuss the self-dual deformation. 

\section*{References}
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\end{document}
