lemon/kruskal.h
changeset 2272 f6b352fdc6b1
parent 2259 da142c310d02
child 2308 cddae1c4fee6
equal deleted inserted replaced
20:3404ddd26fe8 21:1348cba5e849
    42 
    42 
    43   /// This function runs Kruskal's algorithm to find a minimum cost tree.
    43   /// This function runs Kruskal's algorithm to find a minimum cost tree.
    44   /// Due to hard C++ hacking, it accepts various input and output types.
    44   /// Due to hard C++ hacking, it accepts various input and output types.
    45   ///
    45   ///
    46   /// \param g The graph the algorithm runs on.
    46   /// \param g The graph the algorithm runs on.
    47   /// It can be either \ref concept::Graph "directed" or 
    47   /// It can be either \ref concepts::Graph "directed" or 
    48   /// \ref concept::UGraph "undirected".
    48   /// \ref concepts::UGraph "undirected".
    49   /// If the graph is directed, the algorithm consider it to be 
    49   /// If the graph is directed, the algorithm consider it to be 
    50   /// undirected by disregarding the direction of the edges.
    50   /// undirected by disregarding the direction of the edges.
    51   ///
    51   ///
    52   /// \param in This object is used to describe the edge costs. It can be one
    52   /// \param in This object is used to describe the edge costs. It can be one
    53   /// of the following choices.
    53   /// of the following choices.
    81   ///\endcode
    81   ///\endcode
    82   ///
    82   ///
    83   /// \return The cost of the found tree.
    83   /// \return The cost of the found tree.
    84   ///
    84   ///
    85   /// \warning If kruskal runs on an
    85   /// \warning If kruskal runs on an
    86   /// \ref lemon::concept::UGraph "undirected graph", be sure that the
    86   /// \ref lemon::concepts::UGraph "undirected graph", be sure that the
    87   /// map storing the tree is also undirected
    87   /// map storing the tree is also undirected
    88   /// (e.g. ListUGraph::UEdgeMap<bool>, otherwise the values of the
    88   /// (e.g. ListUGraph::UEdgeMap<bool>, otherwise the values of the
    89   /// half of the edges will not be set.
    89   /// half of the edges will not be set.
    90   ///
    90   ///
    91   /// \todo Discuss the case of undirected graphs: In this case the algorithm
    91   /// \todo Discuss the case of undirected graphs: In this case the algorithm