摘要
通过构造一个特殊的锥,利用锥拉伸与压缩不动点定理对-α凹算子(α>0)正不动点的存在性做了研究,并将结果应用到超线性Hammerstein积分方程.
In this paper, some existence result of positive fixed point for -α concave operator is given by means of fixed point theorem of cone expansion and compression. And then, they are used to superlinear integral equations.
出处
《商丘师范学院学报》
CAS
2008年第6期31-35,共5页
Journal of Shangqiu Normal University
基金
山东省自然科学基金资助项目(Y2001A03)
关键词
锥
-α凹算子
正不动点
cone
-α concave operators
positive fixed point
