\expandafter\ifx\csname doTocEntry\endcsname\relax \expandafter\endinput\fi \doTocEntry\tocsection{1}{\csname a:TocLink\endcsname{1}{x1-10001}{QQ2-1-1}{Mastering Physics}}{1}\relax \doTocEntry\tocsubsection{1.1}{\csname a:TocLink\endcsname{1}{x1-20001.1}{QQ2-1-2}{Enroll in Mastering Physics.}}{1}\relax \doTocEntry\tocsubsection{1.2}{\csname a:TocLink\endcsname{1}{x1-30001.2}{QQ2-1-3}{Do the on-line assignment ``HW #01.''}}{1}\relax \doTocEntry\tocsection{2}{\csname a:TocLink\endcsname{1}{x1-40002}{QQ2-1-4}{Pencil-and-Paper Problems}}{2}\relax \doTocEntry\tocsubsection{2.1}{\csname a:TocLink\endcsname{1}{x1-50002.1}{QQ2-1-5}{Do the Pencil-and-Paper problems.}}{2}\relax \doTocEntry\tocsection{3}{\csname a:TocLink\endcsname{1}{x1-60003}{QQ2-1-6}{Grading}}{3}\relax \doTocEntry\tocsubsection{3.1}{\csname a:TocLink\endcsname{1}{x1-70003.1}{QQ2-1-7}{Significant Figures}}{4}\relax \doTocEntry\tocsection{4}{\csname a:TocLink\endcsname{1}{x1-80004}{QQ2-1-8}{Academic Honesty}}{4}\relax