Character codegrees in finite groups  

作　　者：Guohua QIAN 

机构地区：[1]School of Mathematics and Statistics,Changshu Institute of Technology,Changshu 215500,China

出　　处：《Frontiers of Mathematics in China》2023年第1期15-32,共18页中国高等学校学术文摘·数学（英文）

基　　金：support provided by the National Natural Science Foundation of China(Grant No.12171058).

摘　　要：For an irreducible character x of a finite group G,we define its codegree as cod(x)=|G:ker x|/x(1) .In this paper,we introduce some known results x(1)and unsolved problems about character codegrees in finite groups.

关 键 词：Finite group CHARACTER character codegree 

分 类 号：O152.1[理学—数学]