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%              A B S T R A C T                   %
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\begin{document}
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%  Title, authors and addresses
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%  % The title of the abstract should be in sentence case: only the first letter of the first word is capitalized; all other words, except proper nouns, are lowercase.
\title{Title of the abstract in English}
\author{Author Name}    
%  If there are multiple authors:  
%  \author{First Author, Second Author}        
\address{Institute of Mathematics, Faculty of Science, Pavol Jozef Šafárik University, Jesenná 5, 041 54 Košice, Slovakia} 
%  \address{Department, Faculty, University, Street and Number, ZIP Code, City, Country}    
\email{presenting.author@university.sk}
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\label{authorname}
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%  Abstract text
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Insert the text of your abstract here.
The abstract should clearly state the aim of your study, the methods used, the main results, and the significance of your findings. The text should be written in clear, grammatically correct English and be coherent and well-structured. 
The abstract should be at least 140 words and no longer than two pages.

Include figures only if essential for understanding the contribution. Use PNG format if possible. Each figure must be cited in the text and include a caption.

Adding keywords, acknowledgements, and references is optional. All references listed must be cited in the abstract. Use the citation form \cite{NS}. 


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%    Keywords - OPTIONAL
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\medskip
\noindent{\bf Keywords.} 
Keyword1, keyword2, keyword3.

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%    Acknowledgement - OPTIONAL
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\medskip
\noindent{\bf Acknowledgement.}   
This work was supported by the Internal grant VVGS-PF-2012-74.

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%    References - OPTIONAL
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\def\refname{\normalsize\bf References} 
\begin{thebibliography}{1}
\bibitem{NS} Nový P., Starý B.: \emph{Title of the journal article,} J. Combin. Math. Combin. Comput. \textbf{18}(2) (2013), 237--245. \doi{DOI if available}
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%Author1 A., Author2, B.: Title of the chapter, in: \emph{Title of the book}, Editor A. (Ed.), Publisher, Place of publication, (year), pages.
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%%%    EXAMPLE: Conference proceedings
%\bibitem{proceedings}
%Author A., Author B.: Title of the contribution, in: \emph{Proceedings of the Conference Name}, Place of conference (year), pages.
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%%%    EXAMPLE: Web page links
%\bibitem{FunThink}
%FunThink Erasmus+ Project, \url{https://www.funthink.eu/home}.
\end{thebibliography}


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