10.3969/j.issn.1000-1735.2008.02.008
两个新的多值压缩映射不动点定理
@@ Definition 1 Suppose D a closed set in Banach Space X. If δ(x)>0 holds for every x∈D and x+δ‖y-x‖(x-y)∈D is valid with δ<δ(x) for any y∈D, D is called a δ-closed set.
压缩映射、不动点定理、contractive mappings、closed set、Banach Space
31
O18;O17
2008-08-25(万方平台首次上网日期,不代表论文的发表时间)
共2页
149-150