%sw20obk2 {Book: TCI book style #2}{12pt}{tcibook}
%Copyright (C) 1994-95 TCI Software Research
\typeout{TCI Document Style `sw20obk2' <1 July 1994>.}
\typeout{NOTICE:  This macro file is NOT proprietary and may be 
freely copied and distributed.}
%
\input thmsupp.tex %TCI theorem option support
%
\trimwidth     8.5in

%\textwidth     500pt
\addtolength{\textwidth}{110pt}
\marginparsep    0pt \marginparwidth  0pt
\columnsep      28pt \columnseprule   0pt 
\trimheight11in      

%\topmargin 38pt
\addtolength{\topmargin}{18pt}

\headheight 8pt      \headsep   18pt
\footskip  24pt      \botmargin 36pt
\@mparswitchfalse     \@reversemargintrue

%\centerpagemargin
\addtolength{\oddsidemargin}{40pt}
\evensidemargin\oddsidemargin

\twocolumn

%\settextheight
\addtolength{\textheight}{122pt}

\c@secnumdepth\z@

\ps@footings\let\sectionmark\@gobble
\def\ps@chapter{}%
\let\rulefooting\norulefooting
\let\headcase\@empty
\def\rectomark{\rightmark}%
\def\versomark{\leftmark}%

\def\@makechapterhead#1{%
 \null\nobreak
 \vskip-\topskip\vskip-\headsep\vskip-\headheight\vskip-\topmargin
 {\raggedright 
  \ifnum \c@secnumdepth >\m@ne 
   \vspace*{200pt}%
   \parindent0pt
   \Huge\bf\vskip-\baselineskip
   \@chapapp\ \thechapter \par 
   \vspace*{108pt}%
   \else
   \vspace*{308pt}%
   \fi 
  \huge \bf
  \vskip-\baselineskip
  #1\par 
  }%
 \nobreak \vskip 42pt
 }
\let\introtext\dropletter

\def\section{%
 \@startsection{section}{1}{\sectionbackskip}{-32pt plus -1.2ex minus -.2ex}%
  {20pt}{\LARGE\sf\makeparrule}%
 }%
\sectionbackskip\z@
\sectionruledimen.4pt
\def\subsection{%
 \@startsection{subsection}{2}{\z@}{-24pt plus -1ex minus-.2ex}%
  {1pt}{\large\sf}%
 }%

\def\thefigure{\thechapter-\@arabic\c@figure}%