| Date | 15 May 2026 (Fri) 4:00 – 5:00 pm |
| Venue | P3, Chong Yuet Ming Physics Building, HKU |
| Title | Frontiers of Mathematics Lecture - Structures in deep neural networks |
| Speaker | Professor Ding-Xuan Zhou (School of Mathematics and Statistics, University of Sydney, Australia) |
| Date | 15 May 2026 (Fri) 11:00 am – 12:00 noon |
| Venue | Room 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - Operator Learning for Parametric Eigenvalue Problems |
| Speaker | Mr. Haoqian Li (Department of Mathematics, HKU) |
| Date | 07 May 2026 (Thu) 3:00 pm – 4:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Mathematics for Machine Learning Seminar - Manifold constrained steepest descent |
| Speaker | Mr. Kaiwei Yang (Department of Mathematics, HKU) |
| Date | 06 May 2026 (Wed) 4:00 – 5:00 pm |
| Venue | Lecture Theatre A, 1/F, Chow Yei Ching Building, HKU |
| Title | Frontiers of Mathematics Lecture - 30 years of virtual fundamental chain |
| Speaker | Professor Kenji Fukaya (Tsinghua University) |
| Date | 04 May 2026 (Mon) - 06 May 2026 (Wed) |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Mini Course - Projective homogeneous varieties |
| Speaker | Prof. Michel Brion (Université Grenoble Alpes) |
| Date | 30 Apr 2026 (Thu) 5:00 – 6:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - First-Order Dynamics in O-Minimal Structures: Convergence, Geometry, and Criticality |
| Speaker | Mr. Song Mingzhi (HKU) |
| Date | 30 Apr 2026 (Thu) 10:30 am – 12:00 noon |
| Venue | Room 210, Run Run Shaw Building, HKU |
| Title | Geometry Seminar - Linked Grassmannians |
| Speaker | Prof. Xiang He (Tsinghua University) |
| Date | 27 Apr 2026 (Mon) 3:00 – 4:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - Poisson–Lie Groups and the QR Algorithm |
| Speaker | Mr. Wu Hoi Leong (HKU) |
| Date | 24 Apr 2026 (Fri) - 25 Apr 2026 (Sat) |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Joint Meeting in Mathematics: The University of Hong Kong–Shenzhen International Center for Mathematics Spring 2026 |
| Date | 23 Apr 2026 (Thu) 3:00 pm – 4:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Mathematics for Machine Learning Seminar - Presheaf Models and Dynamic Logic Contextuality in Labelled Transition Systems (research presentation) |
| Speaker | Miss Zilin Su (Department of Mathematics, HKU) |
| Date | 22 Apr 2026 (Wed) 11:00 am – 12:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Numerical Analysis Seminar - Multiscale Modelling for Time-harmonic Maxwell equations with impedance boundary conditions in heterogeneous media |
| Speaker | Mr Xingguang Jin (CUHK) |
| Date | 16 Apr 2026 (Thu) 3:00 pm – 4:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Mathematics for Machine Learning Seminar - Certifying optimality in nonconvex robust PCA |
| Speaker | Prof. Lexiao Lai (Department of Mathematics, HKU) |
| Date | 10 Apr 2026 (Fri) 4:00 pm – 5:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Hamilton Oriented Path and Cycle Discrepancy of Digraphs |
| Speaker | Professor Gregory Gutin (Department of Computer Science, University of London) |
| Date | 02 Apr 2026 (Thu) 4:30 pm – 5:30 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Transonic flows and mixed-type problems in gas dynamics and geometry |
| Speaker | Professor Dehua Wang (University of Pittsburgh, USA) |
| Date | 26 Mar 2026 (Thu) 3:00 pm – 4:00 pm |
| Venue | ZOOM: https://hku.zoom.us/j/ Meeting ID: 970 8754 5398 Password: 086428 |
| Title | Probability Seminar - Aspects of large N expansions in random matrix theory |
| Speaker | Prof. Peter Forrester (University of Melbourne) |
| Date | 23 Mar 2026 (Mon) 4:00 pm – 5:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - A Unified Framework of Splitting and Contraction Algorithms for Convex Optimization in the Sense of Variational Inequalities |
| Speaker | Professor Bingsheng He (Nanjing University, China) |
| Date | 19 Mar 2026 (Thu) 2:00 pm – 3:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Seminar - Towards a global canonical basis |
| Speaker | Dr. Weinan Zhang (Department of Mathematics, HKU) |
| Date | 17 Mar 2026 (Tue) 5:00 – 6:00 pm |
| Venue | Lecture Theatre A, 1/F, Chow Yei Ching Building, HKU |
| Title | Frontiers of Mathematics Lecture - Conceptualizing dynamical complexity |
| Speaker | Professor Lai-Sang Young (New York University, USA) |
| Date | 17 Mar 2026 (Tue) 10:30 – 11:15 am |
| Venue | Rm 309, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - On the Efficiency and Robustness of Model reduction method for Dynamical Systems |
| Speaker | Mr. Ma Shengbo (HKU) |
| Date | 10 Mar 2026 (Tue) 4:00 – 5:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - Optimization Methods for the Full LLM Lifecycle: Enhancing Efficiency from Pre-training to Deployment |
| Speaker | Mr. Xu Zhicheng (HKU) |
| Date | 09 Mar 2026 (Mon) 4:00 pm – 5:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Optimization and Machine Learning Seminar - Optimal Rates for Generalization of Gradient Descent Methods with Deep Neural Networks |
| Speaker | Dr. Junyu Zhou (Catholic University of Eichstatt-Ingolstadt, Germany) |
| Date | 06 Mar 2026 (Fri) 2:00 – 3:00 pm |
| Venue | P4, Chong Yuet Ming Physics Building, HKU |
| Title | Frontiers of Mathematics Lecture - Simple character formula arising from based Schur duality, and beyond |
| Speaker | Professor Weiqiang Wang (University of Virginia, USA) |
| Date | 06 Mar 2026 (Fri) 4:30 – 5:30 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - Efficient Numerical Algorithms for Optimal Control of Large-Scale Multi-Agent Systems |
| Speaker | Mr. Yang Chen (HKU) |
| Date | 06 Mar 2026 (Fri) 3:30 – 4:30 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar -Manifold Optimization with Linear Constraints on Hilbert Spaces: Theoretical Foundation, Algorithmic Design, and Industrial Applications |
| Speaker | Mr. Xue Luhao (HKU) |
| Date | 04 Mar 2026 (Wed) - 06 Mar 2026 (Fri) |
| Venue | RM210, Run Run Shaw Building, HKU |
| Title | Recent Developments on Quantum Groups and Related Topics 2026 |
| Date | 04 Mar 2026 (Wed) 10:00 – 11:00 am |
| Venue | Rm 309, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - A refreshing view on drift-diffusion equations |
| Speaker | Mr. Shao Ruijie (HKU) |
| Date | 03 Mar 2026 (Tue) 4:00 – 5:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - A Novel Neural Framework for Solving Mixed-Integer Programming |
| Speaker | Mr. Tang Longtian (HKU) |
| Date | 26 Feb 2026 (Thu) - 28 Feb 2026 (Sat) |
| Venue | RM210, Run Run Shaw Building, HKU |
| Title | Joint IMR-IoM Number Theory Conference 2026 |
| Date | 26 Feb 2026 (Thu) 4:00 pm – 5:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | PDE Seminar - Long time evolution of a pair of 2D viscous point vortices |
| Speaker | Prof. Ping Zhang (President, Academy of Mathematics and Systems Science, The Chinese Academy of Sciences) |
| Date | 24 Feb 2026 (Tue) 4:00 pm – 5:00 pm |
| Venue | Rayson Huang Lecture Theatre, HKU |
| Title | Public Lecture on PDE - Fourier Analysis and its Application to Partial Differential Equations |
| Speaker | Prof. Ping Zhang (The Chinese Academy of Sciences) |
| Date | 24 Feb 2026 (Tue) 2:30 pm – 3:30 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Seminar - Primitive elements of free algebras of Schreier varieties of linear algebras |
| Speaker | Professor Alexander A. Mikhalev (Faculty of Mechanics and Mathematics, M.V. Lomonosov Moscow State University, Russia) |
| Date | 23 Feb 2026 (Mon) 3:00 pm – 4:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Number Theory Seminar - On the Birch and Swinnerton-Dyer formula modulo squares for certain quadratic twists of elliptic curves |
| Speaker | Prof. Mok Chung Pang (Shanghai Institute for Mathematics and Interdisciplinary Sciences) |
| Date | 11 Feb 2026 (Wed) 4:00 pm – 5:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Total Q-prime curvature |
| Speaker | Professor Paul Yang (Princeton University, USA) |
| Date | 10 Feb 2026 (Tue) 5:00 – 6:00 pm |
| Venue | Lecture Theatre A, 1/F, Chow Yei Ching Building, HKU |
| Title | Frontiers of Mathematics Lecture - Recent development in Conformal Geometry |
| Speaker | Professor Sun-Yung Alice Chang (Princeton University, USA) |
| Date | 10 Feb 2026 (Tue) 10:00 – 11:00 am |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - Stability and Generalization of Stochastic Gradient Methods with Bias |
| Speaker | Ms. Zeng Shuang (HKU) |
| Date | 10 Feb 2026 (Tue) 2:30 pm – 3:30 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Simple Questions, Rich Structures |
| Speaker | Professor Antonio Malheiro (NOVA University of Lisbon) |
| Date | 06 Feb 2026 (Fri) 3:00 pm – 4:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Representation Theory Seminar - Pro-p metaplectic Hecke algebras and quantum wreath products |
| Speaker | Prof. Chun-Ju Lai (Academia Sinica) |
| Date | 03 Feb 2026 (Tue) 5:00 – 6:00 pm |
| Venue | Lecture Theatre A, 1/F, Chow Yei Ching Building, HKU |
| Title | Frontiers of Mathematics Lecture - Symmetries in Algebraic Geometry: Distribution of the Hodge Locus |
| Speaker | Professor Emmanuel Ullmo (Institut des Hautes Études Scientifiques (IHES), France) |
| Date | 03 Feb 2026 (Tue) 2:00 pm – 3:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Seminar - Symmetries in Algebraic Geometry: Intermediate Jacobians and Burnside Invariants |
| Speaker | Prof. Yuri Tschinkel (Courant Institute, New York University) |
| Date | 02 Feb 2026 (Mon) 2:00 pm – 3:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Seminar - Periods and Shimura Correspondences, an Introduction |
| Speaker | Prof. Solomon Friedberg (Boston College) |
| Date | 28 Jan 2026 (Wed) 11:00 am – 12:30 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - How boundaries shape geometry in Einstein spaces |
| Speaker | Dr. Hongyi Liu (Department of Mathematics, Princeton University) |
| Date | 28 Jan 2026 (Wed) 9:30 am – 11:00 am |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Moments, shifted sums, and lacunary sums beyond GL(2) |
| Speaker | Dr. Wing Hong Leung (Department of Mathematics, Rutgers University) |
| Date | 27 Jan 2026 (Tue) 5:00 – 6:00 pm |
| Venue | Lecture Theatre A, 1/F, Chow Yei Ching Building, HKU |
| Title | Frontiers of Mathematics Lecture - Conformally Invariant Elliptic Equations of Second Order |
| Speaker | Professor Yanyan Li (Rutgers University, USA) |
| Date | 27 Jan 2026 (Tue) 10:30 am – 12:00 noon |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Nonlocal Conservation Laws: Analysis, Computation, and Application in Traffic Flow Modeling |
| Speaker | Dr. Kuang Huang (Department of Mathematics, Chinese University of Hong Kong) |
| Date | 26 Jan 2026 (Mon) 4:30 pm – 6:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Asymptotics for 2D Allen-Cahn minimizers |
| Speaker | Dr. Zhiyuan Geng (Department of Mathematics, Purdue University) |
| Date | 26 Jan 2026 (Mon) 3:00 pm – 4:30 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Classification of Model-Theoretic Structures: A (Tame) Topological Approach |
| Speaker | Dr. Jinhe Ye (School of Mathematics, Nanjing University) |
| Date | 26 Jan 2026 (Mon) 11:00 am – 12:00 noon |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Numerical Analysis Seminar - Spectral Barron space and deep neural network approximation |
| Speaker | Dr. Yulei Liao (NUS) |
| Date | 22 Jan 2026 (Thu) 1:00 pm – 2:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Number Theory Seminar - Different aspects of Piltz Divisor Functions with Congruence Conditions |
| Speaker | Prof. Debika Banerjee (Indraprastha Institute of Information Technology, Delhi (IIIT-Delhi)) |
| Date | 22 Jan 2026 (Thu) 11:00 am – 12:00 noon |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Quantum Scientific Computing |
| Speaker | Professor Shi Jin (Shanghai Jiao Tong University, China) |
| Date | 21 Jan 2026 (Wed) 3:00 – 4:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Qualifying Research Seminar - Archimedean Bernstein-Zelevinsky theory and Casselman’s comparison conjecture |
| Speaker | Mr. Wu Kaidi (HKU) |
| Date | 21 Jan 2026 (Wed) 4:30 – 5:30 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - The Pardon algebra of points |
| Speaker | Prof. Kai Behrend (University of British Columbia) |
| Date | 20 Jan 2026 (Tue) 4:00 pm – 5:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Number Theory Seminar - Stationary Phase Analysis for Analytic Newvectors and Applications to Subconvexity Problems |
| Speaker | Mr. Liyuan Ye (Tsinghua University) |
| Date | 15 Jan 2026 (Thu) 4:30 – 6:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Colloquium - Recent advances in the arithmetic Siegel-Weil formula |
| Speaker | Dr. Qiao HE (Department of Mathematics, Columbia University) |
| Date | 14 Jan 2026 (Wed) 3:00 – 4:00 pm |
| Venue | Rm 210, Run Run Shaw Building, HKU |
| Title | Numerical Analysis Seminar - A strongly mass-conservative method for the coupled Navier-Stokes and Darcy-Forchheimer equations |
| Speaker | Mr. Liu Jingyu (City University of Hong Kong) |