Article ID Journal Published Year Pages File Type
4659880 Topology and its Applications 2011 8 Pages PDF
Abstract

An ideal J of subsets of a Polish space X has (LK) property whenever for every sequence (An) of analytic sets in X, if lim supn∈HAn∉J for each infinite H then ⋂n∈G∉J for some infinite G. In this note we present a new class of σ-ideals with (LK) property.

Related Topics
Physical Sciences and Engineering Mathematics Geometry and Topology