The number of news reports published online is now so great that it is impossible for any person to read all of them. Not all of these reports are equally interesting. Automating ...
A procedure is described for finding sets of key players in a social network. A key assumption is that the optimal selection of key players depends on what they are needed for. Acc...
A set of vertices S is a determining set for a graph G if every automorphism of G is uniquely determined by its action on S. The determining number of a graph is the size of a sma...