文摘
这项工作的目的是建立梯度椭圆系统的无穷多解的存在性问题,只有条件对势函数
, associated to the problem, which is assumed to have an oscillatory behaviour at infinity. The method used in this paper is a shooting technique combined with an elementary variational argument. We are concerned with the existence of upper and lower solutions in the sense of Hernández.">