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Monotonicity of the ultrafilter number function

Crossref DOI link: https://doi.org/10.1007/s00153-026-01010-w

Published Online: 2026-03-12

Published Print: 2026-04

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Usuba, Toshimichi
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Text and Data Mining valid from 2026-03-12

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Article History

Received: 23 February 2025

Accepted: 3 March 2026

First Online: 12 March 2026

Declarations

:

: The authors declare no competing interests.