% sibgrapi.sty,latex
% laTeX definitions for sibgrapi style
% Luiz Velho & Jonas Gomes
% 11 Junho de 1992
% Edited by Stolfi 17 feb 95 (updated footer for SIBGRAPI '95)

\marginparwidth 0 true in%

\oddsidemargin  -10pt
\evensidemargin -10pt
\topmargin      -45pt
\headheight      12pt
\headsep         25pt
\footheight      12pt
\footskip        40pt 

\textheight      23cm
\textwidth       16.5cm
\columnsep       0.5cm
\columnseprule    0pt

\parindent       0.7cm
\parskip  0cm
\leftmargini     2em  \leftmargin\leftmargini 
\leftmarginv     .5em \leftmarginvi    .5em
\flushbottom

\def\section{\@startsection{section}{1}{\z@}{-3.25ex plus -1ex minus 
   -.2ex}{1.0ex plus .2ex}{\normalsize\bf}}
\def\subsection{\@startsection{subsection}{2}{\z@}{-3.25ex plus -1ex minus 
   -.2ex}{1.0ex plus .2ex}{\normalsize\bf}}
\def\subsubsection{\@startsection{subsubsection}{3}{\z@}{-3.25ex plus 
-1ex minus -.2ex}{1.0ex plus .2ex}{\normalsize\bf}}
\def\paragraph{\@startsection
     {paragraph}{4}{\z@}{3.25ex plus 1ex minus .2ex}{-1em}{\normalsize\bf}}
\def\subparagraph{\@startsection
     {subparagraph}{4}{\parindent}{3.25ex plus 1ex minus 
     .2ex}{-1em}{\normalsize\bf}}

\def\ps@plain{\let\@mkboth\@gobbletwo
     \def\@oddhead{}\def\@oddfoot
{\footnotesize\it Anais do VIII SIBGRAPI, outubro de 1995\hfil \rm\thepage}
     \def\@evenhead{}\let\@evenfoot\@oddfoot}

\def\shorttitle#1{\gdef\@shorttitle{#1}}
\def\shortauthor#1{\gdef\@shortauthor{#1}}

\def\@oddhead{\rm \thepage\hfil \sc \@shortauthor \leftmark}
\def\@evenhead{\hbox{}\sc \@shorttitle \rightmark \hfil \rm\thepage}
\def\@oddfoot{\rightmark
{\footnotesize\it Anais do VIII SIBGRAPI, outubro de 1995\hfil}}
\def\@evenfoot{\@oddfoot}

\newcommand{\authortag}[1]{$^{#1}$}

\def\address#1{\gdef\@address{#1}}
\def\abstract#1{\gdef\@abstract{#1}}

\def\@maketitle{\newpage
 \null
 \begin{center}
   \vglue -6pt
  {\large\bf\@title\par}
   \vglue 12pt plus 6pt minus 3pt
  {\normalsize\sc
   \begin{tabular}[t]{c}\@author\end{tabular}\par}
   \vglue 12pt plus 6pt minus 3pt
  {\normalsize
   \begin{tabular}[t]{c}\@address\end{tabular}\par}
   \vglue 18pt plus 12pt minus 6pt
   {\quotation\noindent{\bf Abstract. }\@abstract\endquotation}
   \end{center}\par
\vskip 12pt}

\twocolumn