Simple Witt modules that are finitely generated over the cartan subalgebra

Xiangqian Guo, Genqiang Liu, Rencai Lu +1

Let $d\ge 1$ be an integer, $W_d$ and ${\mathcal{K}}_d$ be the Witt algebra and the weyl algebra over the Laurent polynomial algebra $A_d=\mathbb{C} [x_1^{\pm1}, x_2^{\pm1}, ..., x_d^…