摘要
本文绘出并证明一类次线性椭圆型偏微分边值问题正解的存在唯一性定理.
This paper gives simple sufficient conditions for a class of sub-linear el-liptic differential equations to have a unique positive solution.
出处
《山西师范大学学报(自然科学版)》
1999年第4期12-15,共4页
Journal of Shanxi Normal University(Natural Science Edition)
关键词
次线性
椭圆方程
边值问题
有序BANACH空间
Sub-linearity Elliptic differential equation Boundary value problem Positive solution Ordered Banach spaces