\documentclass[a4paper]{jarticle}
\usepackage{amsmath,amssymb,latexsym}
\pagestyle{empty}
%%�₢�̘g
%%\newcommand{\toi}[1]{\noindent\framebox[3em][c]{\bf #1}}
%��������̑傫���̎w��
\setlength{\topmargin}{-50pt}
\setlength{\oddsidemargin}{-3mm}
\setlength{\evensidemargin}{-3mm}
\setlength{\textheight}{25cm}
\setlength{\textwidth}{16cm}
\setlength{\footskip}{6mm}
%���������ς��Ƀe�L�X�g���͂ޘg
\newenvironment{FRAME}{\begin{trivlist}\item[]
  \hrule
  \hbox to \linewidth\bgroup
    \advance\linewidth by -30pt
    \hsize=\linewidth
    \vrule\hfill
    \vbox\bgroup
      \vskip15pt
      \def\thempfootnote{\arabic{mpfootnote}}%foot note to arabic
      \begin{minipage}{\linewidth}}{%
      \end{minipage}\vskip15pt
    \egroup\hfill\vrule
  \egroup\hrule
\end{trivlist}}

%�藝��
\usepackage{theorem}
\theorembodyfont{\upshape }
\theoremstyle{break}
\newtheorem{Def}{��`}[section]
\newtheorem{Toi}{��}[section]
\newtheorem{Thm}{�藝}[section]
\newtheorem{Lem}[Thm]{���}
\newtheorem{Cor}[Thm]{�n}
%
%  \begin{Thm}  ...  \end{Thm}
%

\title{���낢��Ȍ���}
\date{}

\begin{document}
\maketitle 

\section{���ς̌���}


\section{���U�̌���}

\end{document}
