diff -r 08a39a957ed7 -r 6f6baa3ef4dd doc-src/Nitpick/nitpick.tex --- a/doc-src/Nitpick/nitpick.tex Thu Oct 22 14:51:47 2009 +0200 +++ b/doc-src/Nitpick/nitpick.tex Thu Oct 22 16:34:30 2009 +0200 @@ -1439,10 +1439,10 @@ \phantom{``}$(\textrm{if}~t = \Lambda~\textrm{then}$ \\ \phantom{``$(\quad$}$k = 1 \mathrel{\land} (u = \Lambda \mathrel{\lor} (\textit{level}~u = 1 \mathrel{\land} \textit{left}~u = \Lambda \mathrel{\land} \textit{right}~u = \Lambda))$ \\ \phantom{``$($}$\textrm{else}$ \\ -\hbox{\phantom{``$(\quad$}$\textit{wf}~t \mathrel{\land} \textit{wf}~u +\hbox{}\phantom{``$(\quad$}$\textit{wf}~t \mathrel{\land} \textit{wf}~u \mathrel{\land} u \not= \Lambda \mathrel{\land} \textit{level}~t < k -\mathrel{\land} \textit{level}~u \le k \mathrel{\land} -\textit{level}~(\textit{right}~u) < k)$''}\kern-200mm +\mathrel{\land} \textit{level}~u \le k$ \\ +\hbox{}\phantom{``$(\quad$}${\land}\; \textit{level}~(\textit{right}~u) < k)$'' \postw Rebalancing the tree upon insertion and removal of elements is performed by two