\documentclass[12pt,oneside]{book}

 \textheight215truemm \textwidth 138truemm
 \pagestyle{myheadings} \date{}

\input{macros}

% \nofiles
% \includeonly{1} % ,main.ind
\makeindex

\begin{document}

\include{title}
\cleardoublepage

\pagenumbering{arabic}

\include{0}
\include{1}
\include{2}
\include{3}
\include{4}
\include{5}
\include{6}
\include{7}
\include{8}
\include{9}
\include{10}
\include{11}
%\include{infty}
\cleardoublepage
\addcontentsline{toc}{chapter}{Index}
\input{main.ind}
\end{document}