\documentclass[leqno]{macrorend}

% leave it blanck, you dont know these infos yet
%
\volumeyear{xxxx}\yearnumber{x}\volumenumber{xx}

% to type characters ISO-8859-1 inline (such as à,è, ...)
%
\usepackage[latin1]{inputenc}


\begin{document}

% select a language among: english, french, italian
%
\selectlanguage{english}

% if you dont have footnote, cancel \footnotemark[1]
% separate several authors with ' - '
%
\articolo[Short title]{Full title of the article}{N.~Surname\footnotemark[1]}

% text of the note (number from 1 to 9)
%
\footnotetext[1]{Text of the footnote.}

\begin{abstract}
Insert here the abstract for your article.
\end{abstract}

\section{Title of the first section.}
Here is the example of a environnement:

\begin{theorem} 
My first theorem.
\end{theorem}
\begin{proof}
Proof ot the theorem.
\end{proof}

Use the same for lemma, definition, \ldots.

Now let's go on the other page to check the look (different from the first.)
\newpage
and more a new one
\newpage


\begin{thebibliography}{99}

% Separete 2 authors with "and".
% Separete more than 2 authors, with commas.

% Articles
%
\bibitem{name:1} \textsc{Arbarello~E.}, 
\textit{Weierstrass Points and Moduli of Curves}, 
Compositio Mathematica {\bf 29} 3 (1974), 325--342.

% Books
%
\bibitem{name:2}\textsc{Cercignani~C.}, 
{\it The Boltzmann equation and its applications},
Springer-Verlag, New York 1988.


\end{thebibliography}

\bigskip

\begin{flushleft}

{\bf AMS Subject Classification: ?????, ?????.}\\[2ex]

% Write more than one author separately if they have different 
% affiliations, otherwise write the names on the same line, separeted 
% by commas.
%
Name~SURNAME\\
Department\\
University\\
address\\
postal code City, COUNTRY\\
e-mail: \texttt{email@provider}\\[2ex]


\end{flushleft}

\end{document}
.