YMSC Probability Seminar | The scaling limit of the volume of loop-O(n) quadrangulations

Abstract： In this talk we will discuss the O(n) loop model on quadrangulations. We will first introduce the model, its basic properties and several related work for preliminaries. Then we discuss

Seminar series on Fano varieties, singularities, and related topics | BAB: sketch of proofs of ma...

Introduction： This is an online learning seminar series on Birkar's multiple work on Fano varieties, singularities, and related topics. The focus will be on main results, key ideas, applications, ...

Neural Networks: A Perspective from Numerical Analysis

Speaker y research focuses on mathematical analysis, algorithm development, and their applications in machine learning and scientific computing, spanning both data and physical sciences. My Ph.D.

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Invariants attached to vector bundles and topological realizations | BIMSA AG Seminar

Abstract In this talk, l will first explain how motivic homotopy theory allows to classify vector bundles usinginvariants in certain cohomology groups that are amenable to computations. For smooth

Local trace formula and branching problems | Number Theory Lunch Seminar

Abstract Branching problems study representations of reductive groups over local or global fields whichare distinguished by certain nice subgroups. They play important roles in representation theor...

A Deligne-Simpson problem for irregular G-connections over P^1 | GRASP seminar

Abstract The Deligne-Simpson problem asks for the existence of meromorphic G-connections withprescribed local behavior at the poles. l will explain joint work with Zhiwei Yun in which we give

A Noether-Lefschetz type theorem for spectral varieties with applications

Abstract In this talk, we will discuss spectral variety and related moduli spaces of Higgs pairs on surfaces. We will first introduce the geometry of moduli of Higgs pairs and the spectral varietie...

Lectures on link homology theories

Abstract We will survey aspects of algebraically defined link homology theories and discuss several key open questions that come out of these structures. About the Speaker Mikhail Khovanov Columbia

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