Abstract
I define a homogeneous ℵ2–c.c. proper product forcing for adding many clubs of ω1 with finite conditions. I use this forcing to build models of b(ω1)=ℵ2, together with d(ω1) and 2ℵ0 large and with very strong failures of club guessing at ω1.
Original language | English |
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Pages (from-to) | 797-810 |
Number of pages | 14 |
Journal | Archive for Mathematical Logic |
Volume | 56 |
Issue number | 7-8 |
Early online date | 9 May 2017 |
DOIs | |
Publication status | Published - Nov 2017 |
Keywords
- Baumgartner clubs
- Strong failures of club guessing
- Cardinal characteristics for ω1
- Generalizations of Martin’s Axiom
Profiles
-
David Aspero
- School of Engineering, Mathematics and Physics - Associate Professor in Pure Mathematics
- Algebra, Number Theory, Logic, and Representations (ANTLR) - Member
Person: Research Group Member, Academic, Teaching & Research