journal6 ›› 2010, Vol. 31 ›› Issue (1): 7-8.

• Mathematics • Previous Articles     Next Articles

Some Classes of Upper Embeddable Graphs

  

  1. (1.Department of Mathematics Science and Computer Technology,Central South University,Changsha 410083,China;2.Department of Applied Mathematics,Guangdong University of Technology,Guangzhou 510006,China)
  • Online:2010-01-25 Published:2012-04-19

Abstract: Using some special properties of graphs,such as the vertex-set of a graph with a C- division,every
 edge of a graph belonging to a 3-circle,the graph without cut-vertex and so on,the author studies the maximum genus of graphs,and  obtains a class of upper embeddable graphs.

Key words: Betti deficiency number, upper embeddable, maximum genus

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