Department of Mathematics, HKU

2024

Date	24 Apr 2024 (Wed) 3:00 - 4:00pm
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Iterative energy minimization and variational adaptivity
Speaker	Professor Thomas P. Wihler (University of Bern, Switzerland)

Date	24 Apr 2024 (Wed) 4:00 - 5:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Colloquium - Stability of time discretizations for semi-discrete high order schemes for time-dependent PDEs
Speaker	Professor Chi-Wang Shu (Theodore B. Stowell University Professor of Applied Mathematics Division of Applied Mathematics Brown University, USA)

Date	24 Apr 2024 (Wed) 10:00am - 11:00am
Venue	ZOOM: https://cuhk.zoom.us/j/99008163597 Meeting ID: 990 0816 3597 (Password: 219834)
Title	Analysis and PDE Seminar - Incompressible limit of multi-dimensional compressible viscoelastic systems with vanishing shear viscosity
Speaker	Professor Xianpeng Hu (Department of Applied Mathematics, The Hong Kong Polytechnic University)

Date	16 Apr 2024 (Tue) 4:00 - 5:00pm
Venue	Rm 210, Run Run Shaw Bldg., HKU
Title	Number Theory Seminar - Existence of Fixed vector under Principal Congruence Subgroups of GL(n)
Speaker	Dr. Basudev Pattanayak (Department of Mathematics, The University of Hong Kong)

Date	10 Apr 2024 (Wed) 4:00 - 5:00pm
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Overcoming the curse of dimensionality: from nonlinear Monte Carlo to the training of neural networks
Speaker	Professor Arnulf Jentzen (CUHK-SZ and University of Münster, Germany)

Date	03 Apr 2024 (Wed) 10:00am - 11:00am
Venue	ZOOM: https://cuhk.zoom.us/j/99008163597 Meeting ID: 990 0816 3597 (Password: 219834)
Title	Analysis and PDE Seminar - Global solutions for some Oldroyd type models in hybrid Besov spaces
Speaker	Dr. Jaeyong Shin (Department of Mathematics, Yonsei University)

Date	03 Apr 2024 (Wed) 11:00am - 12:00noon
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Robust finite element method for strain gradient elasticity with homogeneous and heterogeneous media [Cancelled]
Speaker	Professor Pingbing Ming (Chinese Academy of Sciences, China)

Date	27 Mar 2024 (Wed) 4:00 - 5:00pm
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Quantitative homogenization for log-normal coefficients
Speaker	Professor Antoine Gloria (Sorbonne Université, France)

Date	26 Mar 2024 (Tue) 4:00 - 5:00pm
Venue	Rm 210, Run Run Shaw Bldg., HKU
Title	Number Theory Seminar - On the exceptional sets of integral quadratic forms
Speaker	Professor Wai Kiu Chan (Wesleyan University, USA)

Date	21 Mar 2024 (Thu) 2:00pm - 3:00pm
Venue	ZOOM: https://cuhk.zoom.us/j/99008163597 Meeting ID: 990 0816 3597 (Password: 219834)
Title	Analysis and PDE Seminar - Global existence of smectic liquid crystal flows in dimension two
Speaker	Professor Soojung Kim (Department of Mathematics, Soongsil University)

Date	20 Mar 2024 (Wed) 10:00 - 11:00am
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Efficient Sampling of Quantum Thermal Averages
Speaker	Professor Zhennan Zhou (Westlake University, China)

Date	19 Mar 2024 (Tue) 3:30 - 4:15pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Analysis Seminar - The long time behavior for some high-order analogue of Painlevé VI
Speaker	Dr. Qian Tang (Department of Mathematics, The University of Hong Kong)

Date	19 Mar 2024 (Tue) 4:15 - 5:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Analysis Seminar - On the second order linear representations of the sixth Painlevé equation
Speaker	Professor Robert Conte (Centre Borelli, ENS Paris-Saclay; Department of mathematics, The University of Hong Kong)

Date	18 Mar 2024 (Mon) 4:00 - 5:00pm
Venue	Rm 210, Run Run Shaw Bldg., HKU
Title	Seminar - Equationally Noetherian algebras
Speaker	Professor Alexander A. Mikhalev (Moscow State University, Moscow, Russia)

Date	15 Mar 2024 (Fri) 3:30 - 4:30pm
Venue	P3, Chong Yuet Ming Physics Building, HKU
Title	Frontiers of Mathematics Lecture - Mass transport, Kantorovich operators and their ergodic properties
Speaker	Professor Nassif Ghoussoub (Department of Mathematics, The University of British Columbia)

Date	13 Mar 2024 (Wed) 10:00am - 11:00am
Venue	ZOOM: https://unist-kr.zoom.us/j/ Meeting ID: 317 065 9442 (Password: APDE21)
Title	Analysis and PDE Seminar - The Boundary Condition for Some Isomonodromy Equations
Speaker	Dr. Qian Tang (Department of Mathematics, The University of Hong Kong)

Date	12 Mar 2024 (Tue) 2:00 - 3:30pm
Venue	Rm 210, Run Run Shaw Bldg., HKU
Title	Hodge theory, unlikely intersections, o-minimal geometry, and Diophantine geometry
Speaker	Dr. Kenneth Chiu (Rice University and Max-Planck Institute for Mathematics)

Date	09 Mar 2024 (Sat) - 10 Mar 2024 (Sun)
Venue	Room 210, Run Run Shaw Building, HKU
Title	HKU-SJTU Workshop

Date	08 Mar 2024 (Fri) - 09 Mar 2024 (Sat)
Venue	Room 217, Main Building, HKU
Title	HKU-SUSTech Joint Meeting in Mathematics, Spring 2024

Date	06 Mar 2024 (Wed) 10:00 - 11:00am
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Accelerating optimal transport with Sparse Newton Iteration
Speaker	Mr. Xun Tang (Stanford University)

Date	04 Mar 2024 (Mon) 4:00 - 5:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Colloquium - Analytic and geometric applications of higher adelic structures on arithmetic surfaces
Speaker	Professor Ivan Fesenko (Institute for Theoretical Sciences, Westlake University, Hangzhou, China)

Date	28 Feb 2024 (Wed) 4:00 - 5:00pm
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Optimal complexity of adaptive FEM for nonlinear PDEs
Speaker	Professor Dirk Praetorius (TU Wien, Austria)

Date	27 Feb 2024 (Tue) 2:00 - 3:30pm
Venue	Rm 210, Run Run Shaw Bldg., HKU
Title	Hodge theory, unlikely intersections, o-minimal geometry, and Diophantine geometry
Speaker	Dr. Kenneth Chiu (Rice University and Max-Planck Institute for Mathematics)

Date	21 Feb 2024 (Wed) 4:00 - 5:00pm
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Numerical methods for a nonlinear Helmholtz equation
Speaker	Professor Barbara Verfürth (University of Bonn, Germany)

Date	20 Feb 2024 (Tue) 2:00 - 3:30pm
Venue	Rm 210, Run Run Shaw Bldg., HKU
Title	Hodge theory, unlikely intersections, o-minimal geometry, and Diophantine geometry
Speaker	Dr. Kenneth Chiu (Rice University and Max-Planck Institute for Mathematics)

Date	15 Feb 2024 (Thu) 5:00 - 6:00pm
Venue	Lecture Theatre A, G/F, Chow Yei Ching Building, HKU
Title	Frontiers of Mathematics Lecture - On the global stability of large Fourier mode for 3-D Navier-Stokes equations
Speaker	Professor Ping ZHANG (Academy of Mathematics and Systems Science, Chinese Academy of Sciences)

Date	08 Feb 2024 (Thu) 2:00 - 3:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Departmental Seminar - Group invariant machine learning on pure maths datasets
Speaker	Dr. Daniel Platt (Imperial College London, UK)

Date	07 Feb 2024 (Wed) 2:00 - 3:00pm
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Finite Element Methods for Backward Stochastic Partial Differential Equations and Its Error Estimates
Speaker	Professor Wenju Zhao (Shandong University, China)

Date	06 Feb 2024 (Tue) 1:30 – 4:00pm
Venue	Room 309, Run Run Shaw Building, HKU
Title	Representation Theory Seminar - Informal seminar on unipotent representations
Speaker	Dr. Ruben La (The University of Hong Kong)

Date	31 Jan 2024 (Wed) 10:00 - 11:00am
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Operator learning is provably data-efficient
Speaker	Professor Alex Townsend (Cornell University, USA)

Date	30 Jan 2024 (Tue) 4:00 - 5:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Geometry Seminar - Deformation Space of Circle Patterns
Speaker	Dr. Wai-Yeung Lam (University of Luxembourg)

Date	30 Jan 2024 (Tue) 1:30 – 4:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Representation Theory Seminar - Informal seminar on unipotent representations
Speaker	Dr. Ruben La (The University of Hong Kong)

Date	29 Jan 2024 (Mon) 10:30 - 12:00noon
Venue	Room 210, Run Run Shaw Building, HKU
Title	Geometry Seminar - Hilbert quotients and Hilbert families of Grassmannians
Speaker	Professor Yi Hu (University of Arizona, USA)

Date	25 Jan 2024 (Thu) 2:00 – 3:00pm
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - A Spectral Generalized Finite Element Method for Multiscale Problems
Speaker	Dr. Chupeng Ma (Great Bay University, China)

Date	25 Jan 2024 (Thu) 4:00 - 5:00pm
Venue	Room 210, Run Run Shaw Bldg., HKU
Title	PDE Seminar - Wave equations on (asymptotically) hyperbolic spaces
Speaker	Professor Chengbo Wang (Zhejiang University)

Date	24 Jan 2024 (Wed) 3:00 – 4:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Numerical Analysis Seminar - Multi-fidelity methods for a class of kinetic models with uncertainties
Speaker	Professor Liu Liu (The Chinese University of Hong Kong)

Date	23 Jan 2024 (Tue) 4:00 - 5:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Geometry Seminar - Holomorphicity of totally geodesic isometries between bounded symmetric domains
Speaker	Professor Sung-Yeon Kim (Institute for Basic Sciences, Daejeon, Korea)

Date	23 Jan 2024 (Tue) 1:30 – 4:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Representation Theory Seminar - Informal seminar on unipotent representations
Speaker	Dr. Ruben La (The University of Hong Kong)

Date	19 Jan 2024 (Fri) 2:30 - 4:30pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Mini Course - Derived Category of a GIT Quotient (Lecture 3)
Speaker	Dr. Ying Xie (Southern University of Science and Technology)

Date	18 Jan 2024 (Thu) 2:30 - 4:30pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Mini Course - Derived Category of a GIT Quotient (Lecture 2)
Speaker	Dr. Ying Xie (Southern University of Science and Technology)

Date	17 Jan 2024 (Wed) 2:00 - 3:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Analysis Seminar - Fourier decay of multiplicative convolutions
Speaker	Dr. Nicolas de Saxcé (Université Sorbonne Paris Nord, France)

Date	17 Jan 2024 (Wed) 3:00 – 4:00pm
Venue	ZOOM: https://hku.zoom.us/j/ Meeting ID: 913 6532 3891 Password: 310656
Title	Numerical Analysis Seminar - Bayesian Approach to Inverse Time-harmonic Acoustic Obstacle Scattering with Phaseless Far-filed Data
Speaker	Dr. Zhipeng Yang (Southern University of Science and Technology, China)

Date	16 Jan 2024 (Tue) 2:30 - 4:30pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Mini Course - Derived Category of a GIT Quotient (Lecture 1)
Speaker	Dr. Ying Xie (Southern University of Science and Technology)

Date	16 Jan 2024 (Tue) 1:30 – 4:30pm
Venue	Room 309, Run Run Shaw Building, HKU
Title	Representation Theory Seminar - Informal seminar on unipotent representations
Speaker	Dr. Ruben La (The University of Hong Kong)

Date	15 Jan 2024 (Mon) 4:30pm - 5:30pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Seminar - Safeguarded augmented Lagrangian methods for nonconvex optimization: convergence, complexity and experiments
Speaker	Professor Ernesto Birgin (University of São Paulo)

Date	08 Jan 2024 (Mon) 4:00 - 5:00pm
Venue	Room 210, Run Run Shaw Building, HKU
Title	Geometry Seminar - Introduction to Chromatic Homotopy
Speaker	Professor Neil Strickland (The University of Sheffield)