Lie Nilpotency Indices of Modular Group Algebras

被引:10
|
作者
Bovdi, V. [1 ,2 ]
Srivastava, J. B. [3 ]
机构
[1] Univ Debrecen, Inst Math, H-4010 Debrecen, Hungary
[2] Coll Nyiregyhaza, Inst Math & Informat, H-4410 Nyiregyhaza, Hungary
[3] Indian Inst Technol, Dept Math, New Delhi 110016, India
关键词
group algebras; Lie nilpotency index; Lie dimension subgroups; GROUP-RINGS; UNITS;
D O I
10.1142/S1005386710000040
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Let K be a field of positive characteristic p and KG the group algebra of a group G. It is known that if KG is Lie nilpotent, then its tipper (or lower) Lie nilpotency index is at most vertical bar G'vertical bar +1, where vertical bar G'vertical bar is the order of the commutator subgroup. The class of groups G for which these indices are maximal or almost maximal has already been determined. Here we determine G for which tipper (or lower) Lie nilpotency index is the next highest possible.
引用
收藏
页码:17 / 26
页数:10
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