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%definitions and macros.
% For example you may use "\mathbb{R}" instead of your preferred 
%definition of the set of real numbers.
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\Large
\begin{center}
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{%\rule{2cm}{0mm}%\includegraphics[width=2cm]{isfe49logo}
\begin{minipage}[b]{22em}{\begin{center}\LARGE\bf 
12\textsuperscript{th} International Symposium \\
on Generalized Convexity and Monotonicity\end{center}}\end{minipage}}\\
\rule{14cm}{.5mm}\\[1ex]
{%\rule{2cm}{0mm}
\large\bf Hajd{\'u}szoboszl{\'o}, Hungary, August 27--September 2, 2017}\\
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\begin{quote}
\parindent0mm

\vspace{5mm}

\centerline{\LARGE\bf Abstract Form}

\vspace{9mm}

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      {\bf Author:}
      }
\hskip.0truecm \vtop{\hsize 11.5truecm
      {\ignorespaces#2 #1\B}
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      {\bf Department:}
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      {\bf University:}
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      {\bf Title of talk:}
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\end{quote}

\vspace{3mm}
\noindent
{\bf Abstract:}
\vspace{1mm}

\noindent\large{\ignorespaces#8}}
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\abstr{                    %Surname
}%
{                          %First name(s)
}%
{                          %Department
}%
{                          %University
}%
{                          %Address
}%
{                          %Co-author(s)
}%
{                          %Title
}%
{%                          %Text of the abstract.
}%


\end{document}
