FINITE ALMOST SIMPLE GROUPS WHOSE GRUENBERG-KEGEL GRAPHS COINCIDE WITH GRUENBERG-KEGEL GRAPHS OF SOLVABLE GROUPS

被引:6
作者
Gorshkov, I. B. [1 ]
Maslova, N., V [1 ,2 ]
机构
[1] Russian Acad Sci, Ural Branch, Krasovskii Inst Math & Mech, Ul S Kovalevskoi 16, Ekaterinburg 620990, Russia
[2] Eltsyn Ural Fed Univ, Ul Mira 19, Ekaterinburg 620002, Russia
基金
巴西圣保罗研究基金会;
关键词
finite group; solvable group; almost simple group; Gruenberg-Kegel graph (prime graph); PRIME GRAPH;
D O I
10.1007/s10469-018-9484-7
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
It is shown that the Gruenberg-Kegel graph of a finite almost simple group is equal to the Gruenberg-Kegel graph of some finite solvable group if it does not contain 3-cocliques. Furthermore, we obtain a description of finite almost simple groups whose Gruenberg-Kegel graphs contain no 3-cocliques.
引用
收藏
页码:115 / 129
页数:15
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