Talks

Some presentation materials:

• Structure-preserving discretization and preconditioning for MHD (Princeton 2020)
• Complexes from complexes (Cambridge 2019), and slides on the same topic for a broader audience (Zürich 2020)
• Well-conditioned frames for high-order finite elements (Oxford 2021)
• Poincaré (homotopy) operators for elasticity (Valencia, ICIAM 2019)
• Algebraic construction of finite elements (Beijing 2019)
• Some Hilbert complexes in general relativity (ICERM, Brown 2020)
• Nodal finite element de Rham complexes (Baltimore, JMM 2019)
• Conformal Korn inequalities in 2D (Oxford, PDE working seminar, 2022)
• Discretization of Hilbert complexes (survey talk) report (MFO, Oberwolfach, 2022)
• Tensor product finite element BGG complexes (Glasgow, 2023)
• Bounded Poincaré operators for BGG complexes (EPFL, 2023)
• Towards Finite Element Tensor Calculus (Zurich, 2024)

Colloquium/Seminar talks

1. Zurich colloquium in applied and computational mathematics, Apr/2024.
2. Seminar at DAMTP, University of Cambridge. Feb/2024.
3. Mathematics Seminar at the University of Dundee, UK. Oct/2023.
4. Seminar at the Chinese University of Hong Kong (Shenzhen), Sep/2023.
5. Seminar at Shanghai Jiao Tong University, Shanghai, China, Aug/2023.
6. Seminar at University of Science and Technology of China, USTC, Aug/2023.
7. Computational Mathematics and Applications Seminar, Mathematical Institute, University of Oxford, UK, Feb/23/2022.
8. Imperial–UCL Numerics Seminar, London, UK, Feb/22/2022.
9. Seminar at TU Delft, the Netherlands, Dec/16/2022.
10. Gravity Seminar Series of STAG (gravity/string theory/mathematical physics group) of Mathematical Sciences, University of Southampton, Dec/8/2022.
11. Institute of Computational Mathematics and Scientific/Engineering Computing, Chinese Academy of Sciences, Beijing, China, Nov/2022.
12. Seminar at University of Hong Kong, China, Oct/05/2022.
13. Scientific Afternoon, Christ Church, University of Oxford, UK, Jul/15/2022.
14. Culham Centre for Fusion Energy, UK, Apr/26/2022.
15. Scientific Computing Seminar, Heidelberg University, Germany, Mar/21/2022.
16. PDE Lunch Seminar, University of Oxford, UK, Feb/17/2022.
17. North Meets South seminar, Mathematical Institute, University of Oxford, UK, Jan/28/2022.
18. Institute of Computational Mathematics and Scientific/Engineering Computing, Chinese Academy of Sciences, Beijing, China, Dec/14/2021. (online)
19. Los Alamos National Lab, USA, Dec/8/2021.
20. PDE seminar, Mathematical Institute, University of Oxford, UK, Aug/5/2021.
21. General relativity journal club, Department of Physics, University of Oxford, UK, Jun/24/2021.
22. Numerical analysis internal seminar, University of Oxford, UK, Feb/23/2021.
23. Institute of Computational Mathematics and Scientific/Engineering Computing, Chinese Academy of Sciences, Beijing, China, Dec/01-02/2020.
24. Zurich Colloquium on Applied and Computational Mathematics, ETH Zu ̈rich, Switzerland, Oct/14/2020.
25. Applied and Computational Mathematics seminar, Department of Mathematics, University of California, Irvine, USA, Apr/13/2020.
26. Harmonic Analysis and Differential Equations (HADES) seminar, Department of Mathematics, University of Illinois at Urbana-Champaign, USA, Sep/27/2019.
27. Institute of Computational Mathematics and Scientific/Engineering Computing, Chinese Academy of Sciences, Beijing, China, Jul/17/2017.
28. Institute of Computational Mathematics and Scientific/Engineering Computing, Chinese Academy of Sciences, Beijing, China, Jun/22/2017.
29. CCMA PDEs and Numerical Methods Seminar Series, Penn State University, USA, Mar/17/2016.
30. Lecture of CAS SIAM Student Chapter, Chinese Academy of Sciences, Beijing, China, Nov/24/2014.

Conference/Workshop talks

1. Banff International Research Station (BIRS) “Homological Perspective on Splines and Finite Elements” workshop, University of British Columbia Okanagan (UBCO), Canada. May 2024 (upcoming).
2. Opening Conference of the CNRS Occitan Research Federation in Mathematics (OcciMath), LAMPS (Laboratory of Multidisciplinary Modeling and Simulations), University of Perpignan Via Domitia, France. April 2024.
3. Workshop: Theory and Numerics on Some Nonlinear PDEs; University of Oslo / online. October 2023.
4. ICIAM, Tokyo, Japan. August 2023.
5. The 2023 International Workshop on Scientific Computing, Feng Kang Youth Forum on Scientific Computing (FKYF), The Institute of Computational Mathematics and Scientific/Engineering Computing of Chinese Academy of Sciences, Beijing, China. August 2023.
6. PKU Mathematics Forum, Peking University, Beijing, China. July 2023.
7. The 29th Biennial Numerical Analysis Conference, University of Strathclyde, Glasgow, UK. June 2023.
8. SIAM Conference on Computational Science and Engineering (CSE23), Amsterdam, Netherlands. Feb/26-Mar/03/2023. (plenary talk)
9. The 8th Workshop for Young Researchers in Scientific Computing, Chinese Academy of Sciences, China (online). Dec/7-8/2022.
10. 56th Meeting of the Society for Natural Philosophy: Mechanics and Analysis, Pisa, Italy, Sep/21-23/2022.
11. INdAM Meeting “Approximation Theory and Numerical Analysis meet Algebra, Geometry, Topology”, Palazzone di Cortona, Italy, Sep/5-9/2022.
12. 30 years of Acta Numerica conference at the Banach Centre in B ̧edlewo, Poland, Jun/25- Jul/2/2022.
13. MFO workshop ”Hilbert Complexes: Analysis, Applications, and Discretizations”, Oberwol- fach, Germany, Jun/19-25/2022.
14. Canadian Applied and Industrial Mathematics Society annual meeting, UBC Okanagan Canada (online), Jun/13-16/2022.
15. European Finite Element Fair, Aalto University, Finland, Jun/3-4/2022.
16. European Finite Element Fair, Inria, Paris, Sep/10-11/2022. (online)
17. Mathematical and Computational Approaches for Solving the Source-Free Einstein Field Equations (virtual talk), ICERM, Brown University, USA, Oct/5-9/2020.
18. The Second Conference on Scientific and Engineering Computing for Young Chinese Scientists, on the occasion of Professor Feng Kang’s Centenary, Beijing, China, Aug/17-21/2019.
19. International Multigrid Conference (IMG2019), Kunming, China, Aug/11-16/2019.
20. International Conference on Scientific Computation and Differential Equations (SciCADE), Innsbruck, Austria, Jul/22-26/2019.
21. International Congress on Industrial and Applied Mathematics (ICIAM 2019), Valencia, Spain, Jul/15-19/2019.
22. Winther workshop in numerical methods, on the occasion of Ragnar Winther’s 70th birthday, Oslo, Norway, Mar/14/2019.
23. SIAM Minisymposium on Recent Developments in Numerical Methods for Fluids, Joint Mathematics Meeting of AMS and MAA, Baltimore, USA, Jan/16-19/2019.
24. EuropeanConferenceonNumericalMathematicsandAdvancedApplications(ENUMATH2017), Voss, Norway, Sep/25-29/2017.
25. Forum for youth scholars in computational mathematics, Peking University, Beijing, China, Jul/24-28/2017.
26. Workshop on adaptive and multigrid methods for multiphysics problems, Beijing, China, Jun/23/2017.
27. International Conference on Domain Decomposition, Svalbard, Norway, Feb/6-10/2017.
28. Workshop on ”Structure and scaling in computational field theories”, Oslo, Norway, Oct/26- 28/2016.
29. 11th East Asia SIAM Conference, Macau, China, Jun/20-22/2016. (paper prize talk)
30. 14th European finite element fair, Bonn, Germany, May/20-21/2016.
31. 14th Copper Mountain Conference on Iterative Methods, Colorado, USA, Mar/20-25/2016.
32. The 8th International Congress on Industrial and Applied Mathematics (ICIAM), Beijing, China, Aug/10-14/2015.
33. Workshop on Geometry and Computation, Kunming, China, Aug/3-6/2015
34. The 2nd Peking University Computational Mathematics Student Forum, Beijing, China, Jul/11- 12/2015
35. Workshop on Numerical Methods for Elasticity and MHD Problems, Beijing, China, Dec/21/2014.
36. 11th. World Congress on Computational Mechanics & 5th. European Conference on Computational Mechanics & 6th. European Conference on Computation Fluid Dynamics; Barcelona, Spain, July 25/2014.
37. The 2nd Student Forum on Numerical Method of PDEs & the 1st Beijing Computational Mathematical Student Forum, Beijing, China, Jul/13/2014.
38. The 1st Peking University Computational Mathematics Student Forum, Beijing, China, Nov/16/2013.