Nice ℵ1 generated non‐P‐points, Part I

DOI10.1002/MALQ.202200070arXiv1112.0819OpenAlexW4378713907MaRDI QIDQ6096722

Saharon Shelah

Publication date: 15 September 2023

Published in: Mathematical Logic Quarterly (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1112.0819

Mathematics Subject Classification ID

Mathematical logic and foundations (03-XX)

Cites Work

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• Reasonable ultrafilters, again
• There may be simple \(P_{\aleph _ 1}\)- and \(P_{\aleph _ 2}\)-points and the Rudin-Keisler ordering may be downward directed
• Combinatorial Cardinal Characteristics of the Continuum
• The combinatorics of reasonable ultrafilters
• Properness Without Elementaricity
• Generating ultrafilters in a reasonable way

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