Abstrakt
We define symmetry operators of a differential operator, the CR sub-Laplacian on the big cell of the CR quadric and investigate the algebraic structure of the symmetry algebra of the sub-Laplacian.
We define symmetry operators of a differential operator, the CR sub-Laplacian on the big cell of the CR quadric and investigate the algebraic structure of the symmetry algebra of the sub-Laplacian.