Menger's covering property and groupwise density

Author:

Tsaban Boaz,Zdomskyy Lyubomyr

Abstract

AbstractWe 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 Menger's property.

Publisher

Cambridge University Press (CUP)

Subject

Logic,Philosophy

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Cited by 2 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Combinatorial images of sets of reals and semifilter trichotomy;Journal of Symbolic Logic;2008-12

2. Selection principles and special sets of reals;Open Problems in Topology II;2007

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