MAD SPECTRA

DOI10.1017/jsl.2015.9zbMath1367.03093arXiv1402.5616OpenAlexW3037100950MaRDI QIDQ3450808

Saharon Shelah, Otmar Spinas

Publication date: 9 November 2015

Published in: The Journal of Symbolic Logic (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1402.5616

zbMATH Keywords

forcingmaximal almost disjoint families

Mathematics Subject Classification ID

Consistency and independence results (03E35) Cardinal characteristics of the continuum (03E17)

Related Items (3)

The spectrum of independence. II ⋮ Maximal cofinitary groups revisited ⋮ MADNESS IN VECTOR SPACES

Cites Work

• Two cardinal invariants of the continuum \(({\mathfrak d} <{\mathfrak a})\) and FS linearly ordered iterated forcing
• Special subsets of \(^{\text{cf}(\mu)}\mu\), Boolean algebras and Maharam measure algebras
• The almost-disjointness number may have countable cofinality
• Short complete nested sequences in βN⧹N and small maximal almost-disjoint families

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