Dima Sinapova : Preservation of stationary sets

Posted by Lynn Scow , part of the Logic Seminar.

At

Oct. 30, 2012, 4 p.m.

In

SEO 427

Abstract

Investigating which forcings preserve stationary sets is a major topic in modern set theory. I will survey when we can generally expect stationary sets to be preserved by forcing. I will also give some examples of how forcing can destroy stationary sets. Finally, I will go over a recent result.