Department of Mathematics Colloquium
2023-2024
| Time | Location | Colloquium Chair |
|---|---|---|
| Thursdays — 4:00pm–5:00pm | AP&M 6402 (unless otherwise stated) | Ioan Bejenaru (ibejenaru@ucsd.edu) |
Fall 2023
| Date | Speaker | Title + Abstract | Host |
|---|---|---|---|
| November 2 |
Aaron Naber
Northwestern University |
Ricci Curvature, Fundamental Group and the Milnor Conjecture
Abstract |
Lei Ni |
| November 8 (Time: 3-4pm) |
Morris Ang
Columbia University |
Random conformal geometry
Abstract |
Tianyi Zheng |
| November 9 |
Shou-Wu Zhang
Princeton University |
Heights of Gross—Schoen cycles and the uniform Mordell—Lang conjecture
Abstract |
Cristian Popescu |
| November 16 |
Yi Lai
Stanford University |
Ricci flow and Hamilton's flying wing Conjecture
Abstract |
Luca Spolaor |
| November 20 |
Jacopo Borga
Stanford University |
Permutations in Random Geometry
Abstract |
Todd Kemp |
| November 21 |
Christoph Kehle
ETH |
On the dynamical formation and interior structure of black holes
Abstract |
Luca Spolaor |
| November 27 |
Lucas Mason-Brown
University of Oxford |
Unitary representations of semisimple Lie groups and conical symplectic singularities
Abstract |
Steven Sam |
| November 28 (time 3pm) |
Sifan Liu
Stanford University |
An Exact Sampler for Inference after Polyhedral Selection
Abstract |
Ery Arias-Castro |
| November 30 (time 3pm) |
Zhipeng Lou
University of Pittsburgh |
Ranking Inference Based on Multiway Comparisons
Abstract |
Jelena Bradic |
| November 30 (time 4:15pm) |
Kristin DeVleming
UMass Amherst |
Comparing compactifications of moduli spaces
Abstract |
James McKernan |
| December 4 |
Yuanzhao Zhang
Sante Fe Institute |
Twists, triangles, and tentacles: A guided tour of high-dimensional basins in networked dynamical systems
Abstract |
Natalia Komarova |
| December 5 |
Federico Pasqualotto
UC Berkeley |
From Instability to Singularity Formation in Incompressible Fluids
Abstract |
Luca Spolaor |
| December 6 |
Vishal Patil
Stanford University |
Topology, geometry and adaptivity in soft and living matter
Abstract |
Bo Li |
| December 7 (3-4pm) |
Tianhao Wang
Yale |
Algorithm Dynamics in Modern Statistical Learning: Universality and Implicit Bias
Abstract |
Ery Arias-Castro |
| December 7 (4:15-5:15pm) |
Zhimeng Ouyang
University of Chicago |
Continuum Limit for Integrable Lattice Models
Abstract |
Luca Spolaor |
| December 11 (2pm) |
Pearson Miller
Flatiron Institute, Simons Foundation |
Can a cell know its shape? Unraveling the role of domain geometry in a non-local reaction-diffusion model
Abstract |
Bo Li |
| December 11 |
Shuangning Li
Harvard |
TBD
Abstract TBD |
Jelena Bradic |
| December 12 (Time: 3-4pm) |
Lijun Ding
University of Wisconsin-Madison |
Optimization for statistical learning with low dimensional structure: regularity and conditioning
Abstract |
Rayan Saab |
Winter 2024
| Date | Speaker | Title + Abstract | Host |
|---|---|---|---|
| January 8 |
Michael Celentano
UC Berkeley |
Debiasing in the inconsistency regime
Abstract |
Ery Arias-Castro |
| January 11 |
Dmitriy Drusviatskiy
University of Washington |
Optimization for large-scale learning: beyond smoothness and convexity
Abstract |
Ery Arias-Castro |
| January 16 (3pm) |
Ruobing Zhang
Princeton |
Metric geometric aspects of Einstein manifolds
Abstract |
Luca Spolaor |
| January 17 (3pm) |
Adrian Gonzalez Casanova
UC Berkeley |
(Markov) Duality
Abstract |
Natalia Komarova |
| January 17 (4:15pm) |
Or Hershkovits
Hebrew University of Jerusalem |
Mean curvature flow in spaces with positive cosmological constant
Abstract |
Luca Spolaor |
| January 18 |
Robert Webber
Caltech |
Randomized matrix decompositions for faster scientific computing
Abstract |
Rayan Saab |
| January 19 |
Christopher Eur
Harvard |
Geometry of independence
Abstract |
Brendon Rhoades |
| January 22 (3pm) |
Subha Maity
Univ. of Michigan |
Investigations of algorithmic biases caused by underrepresentation of minority groups
Abstract |
Jelena Bradic |
| January 22 (4:15pm) |
Harold Blum
University of Utah |
Moduli of Fano varieties and K-stability
Abstract |
Dragos Oprea |
| January 23 |
Andrew Lawrie
MIT |
Continuous bubbling for the harmonic map heat flow
Abstract |
Ioan Bejenaru |
| January 25 (3pm) |
Uri Bader
Weizmann Institute of Science |
Cohomology of Arithmetic Groups, Higher Property T and Spectral Gap
Abstract |
Adrian Ioana |
| January 25 (4:15 pm) |
Sen Na
UC Berkeley |
Practicality meets Optimality: Real-Time Statistical Inference under Complex Constraints
Abstract |
Rayan Saab |
| January 30 (Zoom only, see abstract for details) |
Angxiu Ni
Yau Mathematical Sciences Center, Tsinghua University, China |
Backpropagation and adjoint differentiation of chaos
Abstract |
Bo Li |
| February 1 (3pm) |
Daren Wang
University of Notre Dame |
Nonparametric Estimation via Variance-Reduced Sketching
Abstract |
Ery Arias-Castro |
| February 5 |
Park Chan
TBD |
Single Proxy (Synthetic) Control
Abstract |
Jelena Bradic |
| February 7 |
Dmitriy Kunisky
Yale |
The computational cost of detecting hidden structures: from random to deterministic
Abstract |
Rayan Saab |
| February 14 |
Fay Dowker
Imperial College London |
Combinatorial Geometry: a tale of two signatures
Abstract |
David Meyer |
| February 15 (10am) |
Lili Zheng
Rice University |
Uncertainty Quantification for Interpretable Machine Learning
Abstract |
Ery Arias-Castro |
| February 15 (2pm) |
Yuchen Zhou
University of Pennsylvania |
Towards More Reliable Tensor Learning
Abstract |
Jelena Bradic |
| February 15 |
Nigel Goldenfeld
UCSD |
Topological scaling laws and the mathematics of evolution
Abstract |
Natalia Komarova |
| February 22 |
Ivan Corwin
Columbia University |
Title TBD
Abstract TBD |
Ioana Dumitriu |
| February 29 |
Tamás Terlaky
Lehigh University |
Title TBD
Abstract TBD |
Jiawang Nie |
| March 7 |
Gunther Uhlmann
University of Washington |
Title TBD
Abstract TBD |
Ioan Bejenaru |
Spring 2024
| Date | Speaker | Title + Abstract | Host |
|---|---|---|---|
| April 4 |
Mikael de la Salle
TBD |
Title TBD
Abstract TBD |
Adrian Ioana |
| April 11 |
Ilijas Farah
York University |
Title TBD
Abstract TBD |
Adrian Ioana |
| May 30 |
Ellen Eischen
University of Oregon |
Title TBD
Abstract TBD |
Kiran Kedlaya |