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To contact the events office, please call (609) 951-4595 or email events@ias.edu

Apr
07
2026

Joint IAS/PU Groups and Dynamics Seminar

Arithmetic on Markoff Surfaces
Daniel Martin
4:30pm|Simonyi 101

The generalized Markoff equation gives rise to a dynamical system via the Markoff group acting on the solution set. This talk considers the resulting dynamics over finite fields, which has strong connections with combinatorial group theory and...

Apr
08
2026

Set Theory Group

The Ultrapower Axiom, Determinacy, and Very Large Cardinals.
Gabriel Goldberg
4:00pm|Simonyi Hall 101

Abstract. This talk will survey the Ultrapower Axiom (UA), an amalgamation principle in set theory that has emerged as a common structural feature of three very different set-theoretic frameworks: canonical inner models, determinacy axioms, and very...