2000/06/26 by Mikhail Matveev, Matveev, Mikhail
Computer Science · Decision Sciences · Mathematics · #Advanced Algebra and Logic #Advanced Topology and Set Theory #FOS: Mathematics #Fuzzy and Soft Set Theory #General Topology (math.GN) #math.GN
paper · pdf · doi:10.48550/arxiv.math/0006199
arxiv created 2000/06/26 · openalex publication_date 2000/06/26 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/01
We show that a Tychonoff discretely star-Lindelof space can have arbitrarily big extent and note that there are consistent examples of normal discretely star-Lindelof spaces with uncountable extent.