Article ID Journal Published Year Pages File Type
9516997 Topology and its Applications 2005 12 Pages PDF
Abstract
Let X be a Hausdorff space, and let F(X) be the set of all non-empty closed subsets of X. We say that a point p∈X is selection maximal if there exists a Vietoris continuous selection f:F(X)→X such that p∈S∈F(X) implies f(S)=p, and we say that X is a selection pointwise-maximal space if any point of X is selection maximal. The paper contains several characterizations of selection pointwise-maximal spaces which provide natural explanations about the genesis of selection maximal points.
Related Topics
Physical Sciences and Engineering Mathematics Geometry and Topology
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