Journal of Symbolic Logic · 1986 · 38 citations · 6 references
Natural SciencesMathematicsDiscrete MathematicsSet TheoryTopologyAxiomatic Set TheoryModel TheorySupercompact CardinalsUltrafilters On Cardinals
Abstract We show that relative to the consistency of a supercompact cardinal does not imply . The model-theoretic transfer property ⟨ℵ 1 , ℵ 0 ⟩ → ⟨ℵ ω + 1 , ℵ ω ⟩ does not imply , and it is consistent to have an ultrafilter on ℵ ω + 1 which is λ -indecomposible for all ω < λ < ℵ ω .
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The fine structure of the constructible hierarchy
Ronald Björn Jensen · Annals of Mathematical Logic · 1972 · 681 citations
On the singular cardinals problem I
Menachem Magidor · Israel Journal of Mathematics · 1977 · 135 citations
The fine structure of the constructible hierarchy
Annals of Mathematical Logic · 1972 · 74 citations