\expandafter\ifx\csname doTocEntry\endcsname\relax \expandafter\endinput\fi
\doTocEntry\tocchapter{1}{\csname a:TocLink\endcsname{2}{x2-10001}{QQ2-2-1}{Introduction}}{4}\relax 
\doTocEntry\tocchapter{2}{\csname a:TocLink\endcsname{3}{x3-20002}{QQ2-3-2}{Computation of the base flow}}{8}\relax 
\doTocEntry\toclof{2.1}{\csname a:TocLink\endcsname{3}{x3-20011}{}{\ignorespaces Mesh used for the backward-facing step}}{figure}\relax 
\doTocEntry\toclof{2.2}{\csname a:TocLink\endcsname{3}{x3-20022}{}{\ignorespaces Streamwise component of the velocity of the backward-facing step base flow.}}{figure}\relax 
\doTocEntry\tocchapter{3}{\csname a:TocLink\endcsname{4}{x4-30003}{QQ2-4-5}{Stability analysis}}{16}\relax 
\doTocEntry\toclof{3.1}{\csname a:TocLink\endcsname{4}{x4-30701}{}{\ignorespaces $u'$-component of the eigenmode}}{figure}\relax 
\doTocEntry\toclof{3.2}{\csname a:TocLink\endcsname{4}{x4-30712}{}{\ignorespaces $v'$-component of the eigenmode}}{figure}\relax 
\doTocEntry\toclof{3.3}{\csname a:TocLink\endcsname{4}{x4-30773}{}{\ignorespaces Envelope of two-dimensional optimal at $Re=500$ together with curves of linear energy evolution starting from the three optimal initial conditions for specific values of $\tau $ 20, 60 and 100. Figure reproduced from J. Fluid. Mech. (2008), vol 603, $pp$. 271-304.}}{figure}\relax