Kazhdan-Lusztig coeficient;
Kazhdan-Lusztig polynomial;
first extension group;
D O I:
暂无
中图分类号:
O152.1 [有限群论];
学科分类号:
070104 ;
摘要:
In this paper we show that the leading coeficient μ(y,w) of some Kazhdan-Lusztig polynomials Py,w with y,w in an affine Weyl group of type n is n + 2.This fact has some consequences on the dimension of first extension groups of finite groups of Lie type with irreducible coefficients.
机构:
Univ Virginia, Dept Math, Charlottesville, VA 22903 USAChinese Acad Sci, Hua Loo Keng Key Lab Math, Beijing 100190, Peoples R China
Scott, Leonard
Xi NanHua
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Hua Loo Keng Key Lab Math, Beijing 100190, Peoples R China
Chinese Acad Sci, Inst Math, Beijing 100190, Peoples R ChinaChinese Acad Sci, Hua Loo Keng Key Lab Math, Beijing 100190, Peoples R China