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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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The independence of Stone’s Theorem from the Boolean Prime Ideal Theorem
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by Samuel M. Corson PDF
Proc. Amer. Math. Soc. 148 (2020), 5381-5386 Request permission

Abstract:

We give a permutation model in which Stone’s theorem (every metric space is paracompact) is false and the Boolean Prime Ideal Theorem (every ideal in a Boolean algebra extends to a prime ideal) is true. The erring metric space in our model attains only rational distances and is not metacompact. Transfer theorems give the comparable independence in the Zermelo-Fraenkel setting, answering a question of Good, Tree, and Watson.
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Additional Information
  • Samuel M. Corson
  • Affiliation: Instituto de Ciencias Matemáticas CSIC-UAM-UC3M-UCM, 28049 Madrid, Spain
  • MR Author ID: 1133429
  • ORCID: 0000-0003-0050-2724
  • Email: sammyc973@gmail.com
  • Received by editor(s): February 17, 2020
  • Received by editor(s) in revised form: April 9, 2020, April 14, 2020, and April 15, 2020
  • Published electronically: September 18, 2020
  • Additional Notes: This work was supported by ERC grant PCG-336983 and by the Severo Ochoa Programme for Centres of Excellence in R&D SEV-20150554.
  • Communicated by: Heike Mildenberger
  • © Copyright 2020 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 148 (2020), 5381-5386
  • MSC (2010): Primary 03E25, 54A35, 54E35, 54D20
  • DOI: https://doi.org/10.1090/proc/15164
  • MathSciNet review: 4163849