Supported by the Natural Science Foundation of Shanxi Province(2008011010); Supported by the Scientific Research and Key Subject Foundation of University of Science and Technology of Suzhou
In this paper,the definition of absolutely balanced and uniformly balanced for graphs are introduced,the difference between balance graphs are pointed out.Using(p,p+1)-graph as an example,we explained the existence...
Foundation item: Supported by the National Natural Science Foundation of China(61070229); Supported by the Natural Science Foundation of Shanxi Province(2008011010)
A digraph D is k-ordered if for every sequence S:v 1,v 2,…,v k of k distinct vertices,there exists a cycle C such that C encounters the vertices of S in the specified order.In particular,we say that D is k-ordered h...