Singular cofinality conjecture and a question of Gorelic

2015/06/25 by Mohammad Golshani, Golshani, Mohammad
Mathematics · #Advanced Algebra and Geometry #Advanced Combinatorial Mathematics #Algebraic structures and combinatorial models #FOS: Mathematics #Logic (math.LO) #math.LO

paper · pdf · doi:10.48550/arxiv.1506.07634

arxiv created 2015/06/25 · openalex publication_date 2015/06/25 · arxiv updated 2015/06/26 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We give an affirmative answer to a question of Gorelic \citeGorelic, by showing it is consistent, relative to the existence of large cardinals, that there is a proper class of cardinals α with cf(α)=ω₁ and α^ω> α.

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