Changes in doc/groups.dox [640:6c408d864fa1:651:3adf5e2d1e62] in lemon-1.2

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• doc/groups.dox (modified) (2 diffs)

doc/groups.dox

@@ -336 +336 @@
 In most cases the \ref Preflow "Preflow" algorithm provides the
 fastest method for computing a maximum flow. All implementations
-provides functions to also query the minimum cut, which is the dual
-problem of the maximum flow.
+also provide functions to query the minimum cut, which is the dual
+problem of maximum flow.
+
+\ref Circulation is a preflow push-relabel algorithm implemented directly 
+for finding feasible circulations, which is a somewhat different problem,
+but it is strongly related to maximum flow.
+For more information, see \ref Circulation.
 */
 
@@ -542 +547 @@
 @defgroup spantree Minimum Spanning Tree Algorithms
 @ingroup algs
-\brief Algorithms for finding a minimum cost spanning tree in a graph.
-
-This group contains the algorithms for finding a minimum cost spanning
-tree in a graph.
+\brief Algorithms for finding minimum cost spanning trees and arborescences.
+
+This group contains the algorithms for finding minimum cost spanning
+trees and arborescences.
 */