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Pseudo P-points and splitting number

  • Alan DowEmail author
  • Saharon Shelah
Article
  • 13 Downloads

Abstract

We construct a model in which the splitting number is large and every ultrafilter has a small subset with no pseudo-intersection.

Keywords

Ultrafilter Matrix forcing Splitting number 

Mathematics Subject Classification

03E05 03E35 

Notes

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Copyright information

© Springer-Verlag GmbH Germany, part of Springer Nature 2019

Authors and Affiliations

  1. 1.Department of MathematicsUniversity of North Carolina at CharlotteCharlotteUSA
  2. 2.Department of Mathematics, Hill CenterRutgers UniversityPiscatawayUSA
  3. 3.Institute of MathematicsHebrew UniversityGivat Ram, JerusalemIsrael

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