| Article ID | Journal | Published Year | Pages | File Type | 
|---|---|---|---|---|
| 4660613 | Topology and its Applications | 2010 | 7 Pages | 
Abstract
												Arhangel'skiĭ [A.V. Arhangel'skiĭ, Locally compact spaces of countable core and Alexandroff compactification, Topology Appl. 154 (2007) 625–634] has introduced a weakening of σ-compactness: having a countable core, for locally compact spaces, and asked when it is equivalent to σ-compactness. We settle several problems related to that paper.
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