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February 2023

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Thursday, February 2nd, 2023
4:00pm 5:00pm
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Number Theory Seminar

The Gross--Kohnen--Zagier formula via $p$-adic uniformisation
Lea Beneish, Department of Mathematics, UC Berkeley,
Friday, February 3rd, 2023
4:00pm 5:00pm
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CMX Student/Postdoc Seminar

Infinitely-instantiable descriptions of convex sets.
Eitan Levin, Graduate Student, Applied and Computational Mathematics, Caltech,
4:00pm 5:00pm
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Geometry and Topology Seminar

Fibrations, depth 1 foliations, and branched surfaces
Chi Cheuk Tsang, Department of Mathematics, UC Berkeley,
Monday, February 6th, 2023
4:00pm 5:00pm
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Algebra and Geometry Seminar

The Tate conjecture for h^{2, 0} = 1 varieties over finite fields
Xiaolei Zhao, Department of Mathematics, UC Santa Barbara,
4:00pm 5:00pm
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H.B. Keller Colloquium

Graphical Designs: Structure, Complexity and Applications
Rekha R. Thomas, Walker Family Endowed Professor in Mathematics, Department of Mathematics, University of Washington,
Tuesday, February 7th, 2023
12:00pm 1:00pm
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Logic Seminar

Online Event
The Solecki dichotomy and the Posner Robinson theorem
Patrick Lutz, Department of Mathematics, UCLA,
2:30pm 3:30pm
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Caltech/UCLA/USC Joint Analysis Seminar

Sharp time asymptotics for the quasi-geostrophic equation and near plane waves of reaction-diffusion models
Fazel Hadadifard, Department of Mathematics, UC Riverside,
3:30pm 4:30pm
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Caltech/UCLA/USC Joint Analysis Seminar

Radial projections in the plane
Hong Wang, Department of Mathematics, UCLA,
Thursday, February 9th, 2023
4:00pm 5:00pm
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Number Theory Seminar

Artin formalism for non-genuine p-adic Garrett-Rankin L-functions
Kazim Büyükboduk, School of Mathematics and Statistics, University College Dublin,
Friday, February 10th, 2023
4:00pm 5:00pm
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Geometry and Topology Seminar

Finite Bowen-Margulis-Sullivan measures in higher rank
Mikolaj Fraczyk, Department of Mathematics, University of Chicago,
Monday, February 13th, 2023
11:00am 12:00pm
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Special ACM Seminar

Towards the Ultimate Solver(s) for Wave Equations in the Time Domain
Thomas Hagstrom, Professor of Mathematics, Center for Research Computing, Southern Methodist University,
4:00pm 5:00pm
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Algebra and Geometry Seminar

p-adic Borel hyperbolicity of Shimura varieties of abelian type
Abhishek Oswal, Department of Mathematics, Caltech,
4:00pm 5:00pm
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H.B. Keller Colloquium

Synthesis for robotics - what can go wrong?
Hadas Kress-Gazit, Geoffrey S.M. Hedrick Senior Endowed Professor, Sibley School of Mechanical & Aerospace Engineering, Cornell University,
Tuesday, February 14th, 2023
3:00pm 4:00pm
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Discrete Analysis Seminar

Recent progress on the Polynomial Szemeredi Theorem
James Leng, Department of Mathematics, UCLA,
Thursday, February 16th, 2023
3:00pm 4:00pm
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LA Probability Forum

Eigenvalues of minors of random matrices and roots of derivatives of random polynomials
David Renfrew, Department of Mathematics and Statistics, Binghamton University,
4:00pm 5:00pm
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LA Probability Forum

Infinite trees in the arboreal gas
Noah Halberstam, Department of Pure Mathematics and Mathematical Statistics, Cambridge University,
4:00pm 5:00pm
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Number Theory Seminar

Algebraic and p-adic aspects of L-functions, with a view toward Spin L-functions for GSp_6
Ellen Eischen, Department of Mathematics, University of Oregon,
5:00pm 6:00pm
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LA Probability Forum

Spectral stability under real random absolutely continuous perturbations
Jorge Garza Vargas, Department of Computing and Mathematical Sciences, Caltech,
Friday, February 17th, 2023
4:00pm 5:00pm
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Geometry and Topology Seminar

Online Event
Boundedness problems in conformal dynamics
Yusheng Luo, Institute for Mathematical Sciences, Stony Brook University,
Tuesday, February 21st, 2023
2:00pm 3:00pm
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Caltech/UCLA/USC Joint Analysis Seminar

Online and In-Person Event
Nonlocal particle approximations of the porous medium equation and applications to sampling and two-layer neural networks
Katy Craig, Department of Mathematics, UC Santa Barbara,
3:00pm 4:00pm
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Caltech/UCLA/USC Joint Analysis Seminar

Online and In-Person Event
Dynamics on homogeneous spaces: a quantitative account
Amir Mohammadi, Department of Mathematics, UC San Diego,
4:00pm 5:00pm
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Number Theory Seminar

Unramifiedness of weight 1 Hilbert Hecke algebras
Mladen Dimitrov, Department of Mathematics, University of Lille,
Wednesday, February 22nd, 2023
12:00pm 1:00pm
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CMX Lunch Seminar

Leveraging "partial" smoothness for faster convergence in nonsmooth optimization
Damek Davis, Associate Professor, Operations Research and Information Engineering, Cornell University,
Thursday, February 23rd, 2023
4:00pm 5:00pm
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Number Theory Seminar

p-adic Artin formalism for the triple product of modular forms
Aprameyo Pal, Harish-Chandra Research Institute,
Friday, February 24th, 2023
4:00pm 5:00pm
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CMX Student/Postdoc Seminar

Theoretical guarantees for the shifted QR algorithm
Jorge Garza Vargas, Postdoctoral Scholar Research Associate, Computing and Mathematical Sciences, Caltech,
4:00pm 5:00pm
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Geometry and Topology Seminar

Higgs bundles and SYZ geometry
Charles Ouyang, Department of Mathematics and Statistics, University of Massachusetts, Amherst,
Monday, February 27th, 2023
4:00pm 5:00pm
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Algebra and Geometry Seminar

On the D-module of an isolated singularity
Thomas Bitoun, Department of Mathematics & Statistics, University of Calgary,
4:00pm 5:00pm
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H.B. Keller Colloquium

Swarm-Based Gradient Descent Method for Non-Convex Optimization
Eitan Tadmor, Distinguished University Professor, Department of Mathematics, University of Maryland,
Tuesday, February 28th, 2023
12:00pm 1:00pm
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Logic Seminar

Online Event
Clopen type semigroups of actions on 0-dimensional compact spaces
Julien Melleray, Université Lyon 1,