摘要
本文利用不动点定理讨论了一类半线性椭圆型方程正解的存在性、不存在性与唯一性。
In this paper, the existence, nonexistence and uniqueness of the positive solutions to a chass of semilinear elliptic equation are proved by using of the fixed point theorem.
出处
《安庆师范学院学报(自然科学版)》
2003年第3期1-2,共2页
Journal of Anqing Teachers College(Natural Science Edition)
关键词
不动点定理
紧正算子
POINCARE不等式
the fixed point theorem
compact and positive
operator
poincare inequality