Israel Journal of Mathematics

, Volume 43, Issue 1, pp 28-48

First online:

The shelahP-point independence theorem

  • Edward L. WimmersAffiliated withDepartment of Mathematics, University of Wisconsin

Rent the article at a discount

Rent now

* Final gross prices may vary according to local VAT.

Get Access


In this paper, we present S. Shelah's example of a model of set theory in which there are noP-points in βN/N. This settles the famous open question: “Is ‘ZFC+there are noP-points in βN/N’ consistent?”