%sw20obk3 {Book: TCI book style #3}{12pt}{tcibook}
%Copyright (C) 1994-95 TCI Software Research
\typeout{TCI Document Style `sw20obk3' <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     320pt
\addtolength{\textwidth}{-70pt}

\marginparwidth 88pt  \marginparsep   12pt
%\evensidemargin 80pt  
\columnsep      28pt  \columnseprule 0pt 
\trimheight     10in  
%\topmargin      38pt
\addtolength{\topmargin}{18pt}          

\headheight      0pt  \headsep         0pt
\footskip       18pt  \botmargin      18pt
\@mparswitchfalse     \@reversemargintrue
%\leftpagemargin
\onecolumn
%\settextheight
\addtolength{\oddsidemargin}{197pt}
\addtolength{\evensidemargin}{118pt}
\addtolength{\textheight}{100pt}

\c@secnumdepth\z@

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

\def\@makechapterhead#1{%
 \null\nobreak
 \vskip-\topskip\vskip-\headsep\vskip-\headheight\vskip-\topmargin
 {%
  \vspace*{40pt}%
  \nointerlineskip
  \hbox to\textwidth{%
   \hskip-\marginparwidth\hskip-\marginparsep\leaders\hrule height6pt\hfil
   }%
  \LARGE\sf
  \vskip24pt
  \vskip-\baselineskip
  \leftskip-\marginpartotal plus1fil\parfillskip\z@skip\parindent\z@
  \ifnum\c@secnumdepth>\m@ne\thechapter\hfill\fi\uppercase{#1}\par 
  }%
 \nobreak \vskip 96pt
 }%
\let\introtext\empty

\def\section{%
 \@startsection{section}{1}{\sectionbackskip}{-32pt plus -1.2ex minus -.2ex}%
  {38pt}{\Large\sf\makeparrule}%
 }%
\sectionbackskip-54pt
\sectionruledimen2pt

\def\subsection#1{%
 \if@nobreak\everypar{}\else\addpenalty{\@secpenalty}\addvspace{28pt}\fi
 \leavevmode{\setbox\z@\lastbox}% remove \parindent box
 \marginpar{\large\sf#1\relax\addcontentsline{toc}{subsection}{#1}\par}%
 \ignorespaces
 }% leaves TeX in horizontal mode!

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