Videos

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Varieties of Markoff Type: Arithmetic, Combinatorics, Dynamics Thumbnail

Varieties of Markoff Type: Arithmetic, Combinatorics, Dynamics

Presenter
  • Alexander Gamburd
December 12, 2022
IAS
Markoff surfaces and strong approximation Thumbnail

Markoff surfaces and strong approximation

Presenter
  • Alexander Gamburd
December 8, 2017
IAS
Mini-course 1: Expander Graphs, Thin Groups, and Super-strong Approximation Thumbnail

Mini-course 1: Expander Graphs, Thin Groups, and Super-strong Approximation

Presenter
  • Alexander Gamburd
February 7, 2012
SLMath
Mini-course 1: Expander Graphs, Thin Groups, and Super-strong Approximation Thumbnail

Mini-course 1: Expander Graphs, Thin Groups, and Super-strong Approximation

Presenter
  • Alexander Gamburd
February 6, 2012
SLMath
Uniform spectral gap bounds Thumbnail

Uniform spectral gap bounds

Presenter
  • Alexander Gamburd
November 3, 2008
SLMath
On Indefinite Integral Ternary Quadratic Forms Thumbnail

On Indefinite Integral Ternary Quadratic Forms

Presenter
  • Junho Whang
February 24, 2026
IAS
Contact non-squeezing in various closed pre quantizations Thumbnail

Contact non-squeezing in various closed pre quantizations

Presenter
  • Pierre-Alexandre Arlove
February 24, 2026
IAS
Galois Action on Higher etale Homotopy Groups Thumbnail

Galois Action on Higher etale Homotopy Groups

Presenter
  • Alexander Petrov
March 9, 2026
IAS

Sparsity Promoting Scale Mixture Priors Fit Large Imaging Datasets

Presenter
  • Alexander Strang
March 4, 2026
ICERM