homogeneous operator

In this paper some necessary conditions are given on local solvability of nonhomogeneous left invariant differential operators with a comparatively general form on the Heisenberg group.

本文给出了Ｈｅｉｓｅｎｂｅｒｇ群上形式相当一般的一类非齐次左不变微分算子局部可解的必要条件。