File:Mutual embedding of open and closed real unit interval.pdf

\documentclass[12pt]{article}
\usepackage[pdftex]{color}
\usepackage[paperwidth=105mm,paperheight=35mm]{geometry}
\setlength{\topmargin}{-36mm}
\setlength{\textwidth}{105mm}
\setlength{\textheight}{35mm}
\setlength{\oddsidemargin}{-23mm}
\setlength{\parindent}{0cm}
\setlength{\unitlength}{1mm}
\pagestyle{empty}

\definecolor{cOC}       {rgb}{0.50,0.00,0.00}   % mapping open-->closed
\definecolor{cCO}       {rgb}{0.00,0.50,0.00}   % mapping closed-->open
\definecolor{cC}        {rgb}{0.70,0.99,0.70}   % image of open interval
\definecolor{cO}        {rgb}{0.99,0.70,0.70}   % image of closed interval

\begin{document}

\begin{picture}(100,30)

% image of open interval
\textcolor{cO}{\put(3.000,25.000){\line(1,0){94.000}}}%
\textcolor{cO}{\put(2.700,25.000){\makebox(0.000,0.000)[l]{\scriptsize (}}}%
\textcolor{cO}{\put(97.300,25.000){\makebox(0.000,0.000)[r]{\scriptsize )}}}%

% image of closed interval
\textcolor{cC}{\put(3.000,9.000){\line(1,0){94.000}}}%
\textcolor{cC}{\put(2.700,9.000){\makebox(0.000,0.000)[l]{\scriptsize [}}}%
\textcolor{cC}{\put(97.300,9.000){\makebox(0.000,0.000)[r]{\scriptsize ]}}}%

% embedding open --> closed
\textcolor{cOC}{\put(0.000,11.000){\vector(1,4){3.000}}}%
\textcolor{cOC}{\put(100.000,11.000){\vector(-1,4){3.000}}}%
% embedding open --> closed
\textcolor{cCO}{\put(0.000,23.000){\vector(1,-4){3.000}}}%
\textcolor{cCO}{\put(100.000,23.000){\vector(-1,-4){3.000}}}%

\thicklines
% coordinates
\put(-0.600,1.000){\makebox(0.000,0.000)[l]{0}}%
\put(100.600,1.000){\makebox(0.000,0.000)[r]{1}}%

% open interval
\put(0.000,6.000){\line(1,0){100.000}}%
\put(-0.600,6.000){\makebox(0.000,0.000)[l]{\bf (}}%
\put(100.600,6.000){\makebox(0.000,0.000)[r]{\bf )}}%

% closed interval
\put(0.000,28.000){\line(1,0){100.000}}%
\put(-0.600,28.000){\makebox(0.000,0.000)[l]{\bf [}}%
\put(100.600,28.000){\makebox(0.000,0.000)[r]{\bf ]}}%

\end{picture}
\end{document}