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49
Voted
DAM
2008
14 years 10 months ago
2008
DM
2010
14 years 10 months ago
2010
A set of vertices D of a graph G is geodetic if every vertex of G lies on a shortest path between two not necessarily distinct vertices in D. The geodetic number of G is the minimu...
DM
2008
14 years 10 months ago
2008
A set S of vertices of a graph G is a geodetic set if every vertex of G lies in at least one interval between the vertices of S. The size of a minimum geodetic set in G is the geo...