Abstract
We characterize cardinals κ such that 2λ = 2κ whenever κ ≦λ < 2κ using ideals in small algebras of sets satisfying certain completeness and saturation conditions.
Original language | English (US) |
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Pages (from-to) | 293-301 |
Number of pages | 9 |
Journal | Israel Journal of Mathematics |
Volume | 65 |
Issue number | 3 |
DOIs | |
State | Published - Oct 1989 |