合并分支 'master' 到 'caorunzhe'

minor updates of section 4

查看合并请求 !134

Book/Chapter4/Figures/reorder-base-distance.tex

@@ -34,8 +34,8 @@
 \node[anchor=north] (d1) at ([xshift=-0.1em,yshift=-0.1em]distance.south) {+4};
 \node[anchor=north] (d2) at ([yshift=-1.8em]d1.south) {-5};
 
-\node[anchor=north west,fill=blue!20] (m1) at ([xshift=-1em,yshift=-0.0em]t1.south west) {\small{$\textrm{start}_1\ -\ \textrm{end}_{0}\ -\ 1$\ =\ 5\ -\ 0\ -\ 1}};
-\node[anchor=north west,fill=blue!20] (m2) at ([xshift=-1em,yshift=-0.0em]t2.south west) {\small{$\textrm{start}_2\ -\ \textrm{end}_{1}\ -\ 1$\ =\ 1\ -\ 5\ -\ 1}};
+\node[anchor=north west,fill=blue!20] (m1) at ([xshift=-1em,yshift=-0.0em]t1.south west) {\small{$start_1\ -\ end_{0}\ -\ 1$\ =\ 5\ -\ 0\ -\ 1}};
+\node[anchor=north west,fill=blue!20] (m2) at ([xshift=-1em,yshift=-0.0em]t2.south west) {\small{$start_2\ -\ end_{1}\ -\ 1$\ =\ 1\ -\ 5\ -\ 1}};
 
 \draw[-] ([xshift=0.02in]target.south west)--([xshift=2in]target.south west);