Gabe Conant : Minimal type-definable subgroups of bounded index in NIP theories

Posted by Gabriel Conant , part of the Louise Hay Logic Seminar.

At

Nov. 15, 2012, 3 p.m.

In

SEO 427

Abstract

Given $T$, an NIP theory, and $G$, a group definable in a sufficiently saturated model of $T$, we prove the existence of a minimal type-definable subgroup of $G$ of bounded index.