Star-covering properties: generalized Ψ-spaces, countability conditions, reflection

2011/03/29 by L. P. Aiken, Aiken, L. P.
Computer Science · Mathematics · #54A35 #54D30 #Advanced Algebra and Logic #Advanced Topology and Set Theory #FOS: Mathematics #General Topology (math.GN) #Rings, Modules, and Algebras #math.GN #msc:54A35 #msc:54D30

paper · pdf · doi:10.48550/arxiv.1103.5716

10 pages, preprint

arxiv created 2011/03/29 · openalex publication_date 2011/03/29 · arxiv updated 2011/03/30 · openalex created_date 2019/06/27 · openalex updated_date 2026/07/28

Abstract

We investigate star-covering properties of Ψ-like spaces. We show star-Lindelöfness is reflected by open perfect mappings. In addition, we offer a new equivalence of CH.

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