Colloquium Speaker: Pankaj Metha, Boston University Title: Phase Transition to Chaos in Complex Ecosystems with Non-reciprocal Interactions Abstract: Nonreciprocal interactions between microscopic constituents can profoundly shape the large-scale properties of […]
CMSA Q&A Seminar Speaker: James Eldred Pascoe, Drexel University Title: (What is) The tracial fundamental group and free universal monodromy? Abstract: We introduce the tracial fundamental group to classify the […]
New Technologies in Mathematics Seminar Speaker: Yiannis Vlassopoulos, Athena Research Center Title: ReLU and Softplus neural nets as zero-sum, turn-based, stopping games Abstract: Neural networks are for the most part treated […]
Differential Geometry and Physics Seminar Speaker: Gabor Szekelyhidi, Northwestern University Title: Gromov-Hausdorff limits of collapsing Calabi-Yau fibrations Abstract: A well studied problem is the metric behavior of Calabi-Yau metrics on […]
Member Seminar Speaker: Lorenzo Riva, Harvard CMSA Title: A leisurely stroll through the theory of adjunctions Abstract: Adjoint functors (and, more generally, adjunctions in a 2-category) are ubiquitous in algebra […]
Geometry and Quantum Theory Seminar Speaker: Saman Habibi Esfahani (CMSA) Title: Geometric structures on gauge theoretic moduli spaces Abstract: Motivated by Witten’s study of instantons on S3 x S1, we survey […]
CMSA Q&A Seminar Speaker: Dan Freed, Harvard Topic: How does one navigate the job market as a postdoc in 2026?
Differential Geometry and Physics Seminar Speaker: Greg Moore, Rutgers University Title: Topics in the Relation of Four-Manifold Invariants and Supersymmetric Field Theory Abstract: We will begin with a review of topological […]
Geometry and Quantum Theory Seminar Speaker: William Stewart Title: Constructing oriented TQFTs from twisted pivotal tensor categories Abstract: The cobordism hypothesis classifies n-dimensional oriented TQFTs in terms of SO(n) homotopy […]
Member Seminar Speaker: Blake Bordelon, CMSA Title: Theory of Task-Adapted Dynamics in Large Recurrent Neural Networks Abstract: Recurrent neural networks (RNNs) encode expressive and flexible dynamical systems which can adapt […]
Geometry and Quantum Theory Seminar Speakers: Max Hübner, CMSA Title: Bi-HKT Manifolds, Sigma Models, Large N=4 and their String Constructions Abstract: We continue our review of Witten's paper "Instantons and […]
New Technologies in Mathematics Seminar Speaker: Courtney Paquette, McGill University Title: Scaling Stochastic Momentum from Theory to LLMs Abstract: Given the massive scale of modern ML models, we now often get only […]