Flag-transitive 2-(v,5,λ)designs with sporadic socle  

作　　者：Jiaxin SHEN Shenglin ZHOU 

机构地区：[1]School of Mathematics,South China University of Technology,Guangzhou 510640,China

出　　处：《Frontiers of Mathematics in China》2020年第6期1201-1210,共10页中国高等学校学术文摘·数学（英文）

基　　金：supported by the National Natural Science Foundation of China(Grant No.11871224).

摘　　要：We state that the flag-transitive automorphism group of a 2-(v,5,λ)design D is primitive of affine type or almost simple type.W e also find that there are up to isomorphism 202-(v,5,λ)designs admitting flag-transitive automorphism groups with socle of a sporadic simple group.

关 键 词：2-design PRIMITIVITY flag-transitivity sporadic simple group 

分 类 号：O15[理学—数学]