%%% =========================================================================
%%%  @LaTeX-style-file{
%%%     author          = "Silvano Balemi",
%%%     version         = "1.5",
%%%     date            = "25-JUNE-93",
%%%     filename        = "ACCarticle.sty",
%%%     address         = "Automatic Control Laboratory
%%%                        Swiss Federal Institute of Technology (ETH)
%%%                        8092 Zurich, Switzerland",
%%%     telephone       = "+41 (1) 256.55.35",
%%%     FAX             = "+41 (1) 262.43.62",
%%%     email           = "balemi@aut.ee.ethz.ch",
%%%     keywords        = "LaTeX, ACC proceedings, Camera ready,
%%%                        publisher style",
%%%     supported       = "yes",
%%%     mainserver      = "ifa.ethz.ch"
%%%     docstring       = "This is a LaTeX style file for camera ready
%%%                        articles according to instructions of the 
%%%                        American Control Conference (ACC).
%%%                        The default font size is 10 points.
%%%
%%%                        Usage:
%%%                           \documentstyle{ACCarticle}
%%%                           \begin{document}
%%%                           \author{...} 
%%%                           \title{...} 
%%%                           \maketitle
%%%                           \begin{abstract}...\end{abstract}
%%%                           ...
%%%                           \end{document}
%%%
%%%                        The command "\footernote{TEXT}" puts the
%%%                        text TEXT at the bottom of the page
%%%                        together with the page number. In order to 
%%%                        remove footnote and page number, insert
%%%                           \thispagestyle{empty}\pagestyle{empty}
%%%                        right after the \maketitle command!!
%%%
%%%                        You may want to adjust the position of the
%%%                        text on the page (for your specific
%%%                        printer) with the commands
%%%                           \addtolength{\oddsidemargin}{Xmm} % right Xmm
%%%                           \addtolength{\topmargin}{Ymm}     % down Ymm
%%%                        "
%%% }
%%% =========================================================================
\typeout{Document Style `ACCarticle' <8-JUNE-93>.}
%

\input article.sty\relax
\def\keywords#1{}

\textheight 238mm
\textwidth 177mm
\columnsep 15mm
\parindent 0pt
\parskip 1em    % Spacing around sectioning now robust wrt changes in parskip 
\oddsidemargin -8mm
\evensidemargin -8mm
\topmargin -20mm
\twocolumn
\sloppy
\flushbottom

\def\maketitle{\par
 \begingroup
 \def\@makefnmark{\hbox{$^{\@thefnmark}$\hss}}
 \if@twocolumn 
 \twocolumn[\@maketitle] 
 \else \newpage
 \global\@topnum\z@ \@maketitle \fi\pagestyle{myheadings}\@thanks
 \endgroup
 \setcounter{footnote}{0}
 \let\maketitle\relax
 \let\@maketitle\relax
 \gdef\@thanks{}\gdef\@author{}\gdef\@title{}\let\thanks\relax}

\def\@maketitle{\newpage
 \null \vskip 2em \begin{center}
 {\LARGE\bf \@title \par} \vskip 1.5em {\large \lineskip .5em
 \begin{tabular}[t]{c}\@author 
 \end{tabular}\par} 
 \end{center}
 \par
 \vskip 1.5em} 

\def\@startsection#1#2#3#4#5#6{\if@noskipsec \leavevmode \fi
   \par \@tempskipa #4\relax
   \@afterindenttrue
   \ifdim \@tempskipa <\z@ \@tempskipa -\@tempskipa \@afterindentfalse\fi
   \addtolength{\@tempskipa}{-\parskip}
   \if@nobreak \everypar{}\else
     \addpenalty{\@secpenalty}\addvspace{\@tempskipa}\fi \@ifstar
     {\@ssect{#3}{#4}{#5}{#6}}{\@dblarg{\@sect{#1}{#2}{#3}{#4}{#5}{#6}}}}

\gdef\@punct{:\ \ \ }  % Punctuation after run-in section heading

\def\@sect#1#2#3#4#5#6[#7]#8{%
   \ifnum #2>\c@secnumdepth
      \def\@svsec{}
   \else 
       \refstepcounter{#1}
       \edef\@svsec{{\csname the#1\endcsname}\ifnum #2> 2\else.\fi\hskip .5em }
   \fi
  \@tempskipa #5\relax
  \ifdim \@tempskipa>\z@ 
     \begingroup #6\relax
       \@hangfrom{\hskip #3\relax}{\@svsec\interlinepenalty \@M #8\par}
     \endgroup
     \csname #1mark\endcsname{#7}
     \addcontentsline{toc}{#1}{\ifnum #2>\c@secnumdepth\else
               \protect\numberline{\csname the#1\endcsname}\fi#7}
  \else
     \def\@svsechd{#6\hskip #3\@svsec #8\@punct\csname #1mark\endcsname{#7}
     \addcontentsline{toc}{#1}{\ifnum #2>\c@secnumdepth \else
               \protect\numberline{\csname the#1\endcsname}\fi#7}}
  \fi
  \@xsect{#5}}

\def\@ssect#1#2#3#4#5{\@tempskipa #3\relax
  \ifdim \@tempskipa>\z@
     \begingroup #4\@hangfrom{\hskip #1}{\interlinepenalty \@M #5\par}\endgroup
  \else \def\@svsechd{#4\hskip #1\relax #5\@punct}\fi
  \@xsect{#3}}

\def\@xsect#1{\@tempskipa #1\relax
      \ifdim \@tempskipa>\z@
       \par \nobreak
       \addtolength{\@tempskipa}{-\parskip}
       \vskip \@tempskipa
       \@afterheading
    \else \global\@nobreakfalse \global\@noskipsectrue
       \everypar{\if@noskipsec \global\@noskipsecfalse
                   \clubpenalty\@M \hskip -\parindent
                   \begingroup \@svsechd \endgroup \unskip
                   \hskip -#1
                  \else \clubpenalty \@clubpenalty
                    \everypar{}\fi}\fi\ignorespaces}

\def\section{\@startsection{section}{1}{\z@}
{6.5ex plus 0.5ex minus 0.5ex}{3ex plus 0.3ex}{\centering\bf}}
\def\subsection{\@startsection{subsection}{2}{\z@}{3.0ex plus 
.3ex minus .1ex}{0.01ex plus .0ex}{\bf}}
\def\subsubsection{\@startsection{subsubsection}{3}{2em}{3.0ex plus 
.3ex minus .1ex}{-1em}{\bf}}

\def\thebibliography#1{\subsection*{References\@mkboth
 {References}{References}}\parskip 0pt \list 
 {[\arabic{enumi}]\hfill}{\labelwidth 7mm \leftmargin\labelwidth
 \itemindent 9mm \itemsep 0pt
\advance\leftmargin -7mm
 \usecounter{enumi}}
 \def\newblock{\hskip .11em plus .33em minus .07em}
 \sloppy\clubpenalty4000\widowpenalty4000
 \sfcode`\.=1000\relax}
\let\endthebibliography=\endlist

\def\ps@myheadings{\let\@mkboth\@gobbletwo
     \def\@oddhead{}\def\@oddfoot{\hfil
 \@footernote\ \qquad p. \thepage}
\def\@evenhead{}\def\@evenfoot{
p. \thepage\qquad  \@footernote\ \hfil }
}

%%% Redefines captions
\newlength{\captionindent}
\long\def\@makecaption#1#2{
      \vskip 10pt 
      \setbox\@tempboxa\hbox{{\bf #1:} \rm #2}
      \ifdim \wd\@tempboxa >\hsize 
      \setbox\@tempboxa\hbox{\bf#1:~}
      \setlength\captionindent{\wd\@tempboxa} % caption indent of width of #1
%      \setlength\captionindent{0pt}           % no caption indent 
      \parbox[t]{\hsize}{\small \hangindent \captionindent \hangafter=1% 
      \unhbox\@tempboxa#2}
      \else \hbox to\hsize{\hfil\box\@tempboxa\hfil} 
      \fi
}

%%% defines the QED square and the proof environment
\def\QED{~\rule[-1pt]{5pt}{5pt}\par\medskip}
\newenvironment{proof}{{\bf Proof: \ }}{ \hfill \QED}

%%% used a tex at the foot of the article
\def\footernote#1{\def\@footernote{#1}}
\footernote{}

% set up default pagestyle
\pagestyle{myheadings}

%% make itemsep narrower
\def\@normalsize{\@setsize\normalsize{11.9pt}\xpt\@xpt
\abovedisplayskip 10pt plus2pt minus5pt
\belowdisplayskip \abovedisplayskip
\abovedisplayshortskip \z@ plus3pt
\belowdisplayshortskip 6pt plus3pt minus3pt
\def\@listi{\leftmargin\leftmargini
 \topsep -\parskip \addtolength{\topsep}{0.5em}
 \parsep 1pt plus 1pt minus 1pt
 \itemsep 2pt plus 1pt minus 1pt
}}