Nowhere trivial automorphisms of P(λ)/[λ]^<λ, for λ inaccessible

2024/11/18 by Jakob Kellner, Saharon Shelah, Kellner, Jakob +1
Mathematics · #Advanced Banach Space Theory #Advanced Topology and Set Theory #FOS: Mathematics #Logic (math.LO) #Rings, Modules, and Algebras

paper · pdf · doi:10.48550/arxiv.2411.11577

openalex publication_date 2024/11/18 · openalex created_date 2024/11/21 · openalex updated_date 2026/07/28

Abstract

If λ is (strongly) inaccessible and 2^λ= λ⁺, then there is a nowhere trivial automorphism of the Boolean algebra \mathcal P(λ)/[λ]^&lt;λ.

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