Extensions between finite-dimensional simple modules over a generalized current Lie algebra

被引：10

作者：

Kodera, Ryosuke ^{[1
]}

机构：

[1] Univ Tokyo, Grad Sch Math Sci, Meguro Ku, Tokyo 1538914, Japan

来源：

TRANSFORMATION GROUPS | 2010年 / 15卷 / 02期

关键词：

Exact Sequence; Hopf Algebra; Module Versus; Simple Module; Spectral Character;

D O I：

10.1007/s00031-010-9088-3

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We calculate the first extension groups for finite-dimensional simple modules over an arbitrary generalized current Lie algebra, which includes the case of loop Lie algebras and their multivariable analogs.

引用

页码：371 / 388

页数：18

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