supported by the National Natural Science Foundation of China(Nos.11426182,11401324,11271301,11471266,10871032);SRF for ROCS,SEM,the Fundamental Research Funds for the Central Universities(No.SWU115052);the Natural Science Foundation Project of CQ CSTC(Nos.cstc2014jcyj A00010,cstc2014jcy A0148,2010BB9206);the National Science Foundation for Distinguished Young Scholars of China(No.11001226)
It is a well-known fact that characters of a finite group can give important information about the structure of the group. It was also proved by the third author that a finite simple group can be uniquely determined b...
supported by National Natural Science Foundation of China(Grant No.10871032)
Let G be a finite group. The degree(vertex) graph Γ(G) attached to G is a character degree graph.Its vertices are the degrees of the nonlinear irreducible complex characters of G, and different vertices m, n are adja...
国家自然科学基金资助项目(10871032);中国博士后科学基金资助项目(201104027);“Agencija za raziskovalno dejavnost Republike Slovenije”,proj.mladi raziskovalci;“Agencija za raziskovalno dejavnost Republike Slovenije”,research program(P1-0285)