Menger's covering property and groupwise density

Boaz Tsaban, Lyubomyr Zdomskyy

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

We establish a surprising connection between Menger's classical covering property and Blass-Laflamme's modern combinatorial notion of groupwise density. This connection implies a short proof of the groupwise density bound on the additivity number for Monger's property.

Original languageEnglish
Pages (from-to)1053-1056
Number of pages4
JournalJournal of Symbolic Logic
Volume71
Issue number3
DOIs
StatePublished - Sep 2006
Externally publishedYes

Keywords

  • Groupwise density
  • Menger property

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