1.1 --- a/lemon/dfs.h	Tue Jul 18 17:00:24 2006 +0000
     1.2 +++ b/lemon/dfs.h	Wed Jul 19 15:13:24 2006 +0000
     1.3 @@ -701,7 +701,7 @@
     1.4      ///For a node \c v it returns the 'previous node'
     1.5      ///of the %DFS tree,
     1.6      ///i.e. it returns the last but one node from a %DFS path from the
     1.7 -    ///root(a) to \c /v.
     1.8 +    ///root(s) to \c v.
     1.9      ///It is INVALID if \c v is unreachable from the root(s) or
    1.10      ///if \c v itself a root.
    1.11      ///The %DFS tree used here is equal to the %DFS