Fixed point theorems for multifunctions with applications to discontinuous operator and differential equations

被引:7
|
作者
Carl, S
Heikkilä, S
机构
[1] Univ Oulu, Dept Math Sci, FIN-90014 Oulu, Finland
[2] Univ Halle Wittenberg, Fachbereich Math & Informat, Inst Anal, D-06099 Halle Saale, Germany
关键词
fixed point; minimal; maximal; increasing multivalued functions; ordered topological vector space; ordered Banach space; weak topology; discontinuous equation; quasilinear; functional; elliptic; boundary value problem;
D O I
10.1016/j.jmaa.2004.03.061
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper we study existence of minimal and maximal fixed points for increasing multivalued functions in ordered topological vector spaces, and apply the obtained results to operator equations and quasilinear elliptic boundary value problems involving discontinuous nonlinearities. (C) 2004 Elsevier Inc. All rights reserved.
引用
收藏
页码:56 / 69
页数:14
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