10 citations
- Bar-Ilan UniversityIL1 paper
- Ben-Gurion University of the NegevIL1 paper
- Boise State UniversityUS1 paper
- California Institute of TechnologyUS1 paper
- Hebrew University of JerusalemIL1 paper
- King's College LondonGB1 paper
- King's College SchoolGB1 paper
- The King's CollegeUS1 paper
- University of FloridaUS1 paper
Showing 2002 · math.LOShow all
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math.LO2002★ 1 cited
Duality and the pcf theory
Saharon Shelah, Jindrich Zapletal
We consider natural cardinal invariants hm_n and prove several duality theorems, saying roughly: if I is a suitably definable ideal and provably cov(I)>=hm_n, then non(I) is provab…
math.LO2002
Strongly meager sets of size continuum
Tomek Bartoszynski, Saharon Shelah
We construct several models where there are no strongly meager sets of size continuum. In particular, there are no such sets in the Laver's model.