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\begin{center}
\textbf{Title of the Talk}\\[1ex]
\textsc{Firstname Lastname}\\
(Best University of the City, City, Country)\\
\textsf{your@e-mail.address}
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\addcontentsline{toc}{section}{Firstname Lastname, Title of the Talk}

In the talk we present several new results in our favorite research area.\\
The text of the abstract {\bf should not exceed one page}. Please do not use any nonstandard LaTeX package.

Submit your abstract to the organizing committee at: {\sf oatort@math.cinvestav.mx}.\\
When sending in your abstract, please rename it as: {\tt Lastname\_Firstname.tex}, and send us both a tex file and a pdf file.

If you need to use references, please do not use ``the bibliography'' and do not use your bibtex file, but make an itemized list as the one below.

This is a joint work with First Coauthor and Second Coauthor.

\subsection*{References}
\begin{itemize}
\item[{[1]}] A. Author, An interesting paper on Operator Theory, \emph{Integral Equations and Operator Theory}, \textbf{1} (9999), 372--391.
    
\vspace{-5pt}
\item[{[2]}] B. Name, \emph{The Standard Book on Operator Theory}, Springer Verlag, 9999.
\end{itemize}

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