A Method to Probe into the Number of Edges of Spanning Eulerian Subgraph
Li Deng · Gongcheng shuxue xuebao · 2004
P. A. Catlin, Hong-jian Lai and Zhi-Hong Chen have proposed a few problems about the number of edges of spanning eulerian subgraph. A method to probe into the number of edges of spanning eulerian subgraph is given here.