Supported in part by National Natural Science Foundation of China (Grant No. 11171294);Natural Science Foundation of Heilongjiang Province of China (Grant No. A201013);Science Fundation for Distinguished Young Scholars of Heilongjiang Province of China (Grant No. JC201004);Postdoctoral Scientific Research Foundation of Heilongjiang Province (Grant No. LBH-Q08026);the fund of Heilongjiang Education Committee (Grant No. 11541268)
The loop-Witt algebra is the Lie algebra of the tensor product of the Witt algebra and the Laurent polynomial algebra. In this paper we study the universal central extension, derivations and automorphism group for the...
Supported by the National Natural Science Foundation of China (Grant No. 11171294);the Natural Science Foundation of Heilongjiang Province (Grant No. A201013);the Fund of Heilongjiang Education Committee(Grant No. 11541268)
In this paper, we study a class of subalgebras of the Lie algebra of vector fields on n-dimensional torus, which are called the Triangular derivation Lie algebra. We give the structure and the central extension of Tri...
Supported by the Nature Science Foundation of China(10671026);Natural Science Foundation of Heilongjiang Province(A201013);Postdoctoral Scientific Research Foundation of Heilongjiang Province(HB200801165);the fund of Heilongjiang Education Committee(11541268)