Supported by National Natural Science Foundation of China(Grant Nos.11201293 and 11271130);the Innovation Program of Shanghai Municipal Education Commission(Grant Nos.13YZ077 and 12ZZ038)
Let F be an algebraically closed field of characteristic p 〉 3, and g be the Witt algebra over F. Let N be the nilpotent cone of g. An explicit description of N is given, so that the conjugacy classes of Borel subalg...
supported by the National Natural Science Foundation of China(Nos.11126062,11201293,11226327,11271130);the Innovation Program of Shanghai Municipal Education Commission(Nos.12ZZ038,13YZ077)
Let F be an algebraically closed field of prime characteristic p>3,and W(n)the Witt superalgebra over F,which is the Lie superalgebra of superderivations of the Grassmann algebra in n indeterminates.The dimensions of ...
Supported by National Natural Science Foundation of China (Grant Nos. 11126062,11201293 and 11271130);the Innovation Program of Shanghai Municipal Education Commission (Grant Nos. 12ZZ038 and 13YZ077)
Let (g, [p]) be a restricted Lie algebra over an algebraically closed field of characteristic p 〉 O. Then the inverse limits of "higher" reduced enveloping algebras {uxs (g) I s ∈ N} with X running over g* ma...