The cardinal characteristics of the ideal generated by the F_σ measure zero subsets of the reals

2024/02/07 by Miguel A. Cardona, Cardona, Miguel A.
Mathematics · #03E05 #03E17 #03E35 #03E40 #Advanced Topology and Set Theory #FOS: Mathematics #Logic (math.LO) #Mathematical Dynamics and Fractals #Mathematical and Theoretical Analysis

paper · pdf · doi:10.48550/arxiv.2402.04984

openalex publication_date 2024/02/07 · openalex created_date 2024/02/09 · openalex updated_date 2026/07/28

Abstract

Let E be the ideal generated by the F_σ measure zero subsets of the reals. The purpose of this survey paper is to study the cardinal characteristics (the additivity, covering number, uniformity, and cofinality) of E.

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