Mad Families Constructed from Perfect Almost Disjoint Families

DOI10.2178/JSL.7804070zbMath1375.03057OpenAlexW2807548813MaRDI QIDQ5407045

Yurii Khomskii, Jörg Brendle

Publication date: 4 April 2014

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

Full work available at URL: https://projecteuclid.org/euclid.jsl/1388953998

zbMATH Keywords

cardinal invariantsprojective hierarchyHechler forcingmad families

Mathematics Subject Classification ID

Descriptive set theory (03E15) Consistency and independence results (03E35) Cardinal characteristics of the continuum (03E17)

Related Items (9)

TREE FORCING AND DEFINABLE MAXIMAL INDEPENDENT SETS IN HYPERGRAPHS ⋮ Coanalytic ultrafilter bases ⋮ Definability and almost disjoint families ⋮ Co-analytic mad families and definable wellorders ⋮ Bounding, splitting, and almost disjointness ⋮ The ultrafilter and almost disjointness numbers ⋮ Definable maximal independent families ⋮ The almost disjointness invariant for products of ideals ⋮ Definable towers

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