2 papers
math.RT2009
Tame quivers and affine enveloping algebras
Yong Jiang, Jie Sheng
Let be an affine Kac-Moody algebra with symmetric Cartan datum, be the maximal nilpotent subalgebra of . By the Hall algebra approac…
math.RT2009
The elements in crystal bases corresponding to exceptional modules
Yong Jiang, Jie Sheng, Jie Xiao
According to the Ringel-Green Theorem([G],[R1]), the generic composition algebra of the Hall algebra provides a realization of the positive part of the quantum group. Furthermore,…