\section{Principles}
% Principles

\subsection{Polygon basics}

\subsubsection{Topological aspects}


\subsection{LineString simplification}

\subsubsection{Positional errors}

\subsubsection{Length errors}

\subsubsection{Area Errors}


\subsection{Runtimes on the Web}

\subsubsection{Webassembly}


\subsection{Coordinate representation}

\paragraph{in Javascript}

\paragraph{in C}

\paragraph{in C++}


\subsection{Data Formats}

\subsection{GeoJSON}

\subsection{TopoJSON}