\include{title.tex}
\include{introduction.tex}

\include{tracks.tex}
\include{train-controls.tex}
\include{interlocking.tex}
\include{signals.tex}
\include{luaatc.tex}

\include{contributing.tex}

\input{manpages.tex}

\include{physics.tex}

\ifx\HCode\undefined
\printindex
\fi

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