%sw20obk5 {Book: TCI book style #5}{12pt}{tcibook}
%Copyright (C) 1994-95 TCI Software Research
\typeout{TCI Document Style `sw20obk5' <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     420pt
\addtolength{\textwidth}{30pt}

\marginparsep    0pt  \marginparwidth  0pt
\columnsep      28pt  \columnseprule 0pt 
\trimheight     11in  

%\topmargin      32pt
\addtolength{\topmargin}{12pt}

\headheight     10pt  \headsep        18pt
\footskip        0pt  \botmargin      50pt
\@mparswitchfalse     \@reversemargintrue

%\centerpagemargin
\addtolength{\oddsidemargin}{80pt}
\evensidemargin\oddsidemargin

\onecolumn

%\settextheight
\addtolength{\textheight}{137pt}

\c@secnumdepth\z@

\ps@headings\let\chaptermark\@gobble\let\sectionmark\@gobble
\def\ps@chapter{}%
\let\rulefooting\norulefooting
\let\headcase\@empty
\def\rectomark{\@title}%
\def\versomark{\@title}%
\def\@title{}%

\def\@makechapterhead#1{%
 {\vskip6pt
  \centering\Huge\sf
  \ifnum \c@secnumdepth >\m@ne \@chapapp{} \thechapter \quad \fi
  \uppercase{#1}\par 
  \vskip4pt\nointerlineskip
  }%
 \nobreak \vskip 10pt
 }
\let\introtext\@empty

\def\section{%
 \@startsection {section}{1}{\sectionbackskip}{-10pt plus -1.2ex minus -.2ex}%
  {.5pt}{\large\sf\makeparrule}%
 }%
\sectionbackskip\z@
\sectionruledimen2pt

\def\subsection{%
 \@startsection{subsection}{2}{\z@}{-10pt plus -1ex minus -.2ex}%
  {.5pt}{\sf}%
 }%

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