hypoelliptic operator

Dirichlet eigenvalue problems for p-subelliptic operators consisting of vector fields;

向量场构成的p次椭圆算子的Dirichlet特征值问题

In this paper,the integrability of second order derivatives for uniformly divergence elliptic operators with Lipschitz continuous coefficients in bounded convex domains was derived.

本文主要讨论在有界凸区域上具Ｌｉｐｓｃｈｉｔｚ连续系数的散度型椭圆算子的解的二阶导数的可积性问题。