\expandafter\ifx\csname doTocEntry\endcsname\relax \expandafter\endinput\fi
\doTocEntry\tocsection{1}{\csname a:TocLink\endcsname{1}{x1-10001}{QQ2-1-1}{The Simple Harmonic Oscillator}}{1}\relax 
\doTocEntry\tocsubsection{1.1}{\csname a:TocLink\endcsname{1}{x1-20001.1}{QQ2-1-2}{Setting up the Simulation}}{2}\relax 
\doTocEntry\tocsubsection{1.2}{\csname a:TocLink\endcsname{1}{x1-30001.2}{QQ2-1-3}{Numerical Integration}}{3}\relax 
\doTocEntry\tocparagraph{}{\csname a:TocLink\endcsname{1}{x1-4000}{QQ2-1-4}{Copy and Paste Warning:}}{5}\relax 
\doTocEntry\tocsubsection{1.3}{\csname a:TocLink\endcsname{1}{x1-50001.3}{QQ2-1-5}{Results}}{5}\relax 
\doTocEntry\tocsection{2}{\csname a:TocLink\endcsname{1}{x1-60002}{QQ2-1-6}{Adding Linear Damping}}{8}\relax 
\doTocEntry\tocsection{3}{\csname a:TocLink\endcsname{1}{x1-70003}{QQ2-1-7}{Adding Quadratic Damping}}{9}\relax 
\doTocEntry\tocsection{4}{\csname a:TocLink\endcsname{1}{x1-80004}{QQ2-1-8}{Using \texttt  {NDSolve} with \texttt  {NonlinearModelFit}}}{10}\relax