Chenlin Gu

Yau Mathematical Sciences Center, Tsinghua University
Beijing,100084
China
B guchenlin@hotmail.com
Í https://chenlin-gu.github.io/index.html
Chinese, 24/02/1992

Work
09/2022–present Assistant Professor, Yau Mathematical Sciences Center, Tsinghua University.
09/2021–08/2022 Postdoctoral Instructor, New York University Shanghai, Mentor: Wei Wu.

Education
09/2018–08/2021 Ph.D., École Normale Supérieure, Paris, Supervisor: Jean-Christophe Mourrat.
Thesis: Quantitative homogenization on percolation clusters and interacting particle systems,
defended at April 1st, 2021.

09/2017–08/2018 Master, Université Paris-Sud, Orsay, Grade: 17.53/20, Mention Très Bien.
M2 on probability and statistics

09/2014–08/2017 Ingénieur, École Polytechnique, Palaiseau, GPA: 3.90/4.0.
M1 on probability and statistics

09/2010–07/2014 Bacehlor of Mathematics, Fudan University, Shanghai, GPA: 3.60/4.0.
Honor graduation

Research Interests
Stochastic homogenization, random walk in random environment, interacting particle
systems, branching process, statistical mechanics.

Publications/Preprints[12] Quantitative homogenization and hydrodynamic limit of non-gradient exclusion process, with Tadahisa Funaki and Han Wang, arXiv:2404.12234.
[11] Quantitative equilibrium fluctuations for interacting particle systems, with JeanChristophe Mourrat and Maximilian Nitzschner, arXiv:2401.10080.
[10] Power law decay at criticality for the q-state antiferromagnetic Potts model on regulartrees, with Wei Wu and Kuan Yang, arXiv:2112.00573.
[9] Smoothness of the diffusion coefficients for particle systems in continuous space, withArianna Giunti, Jean-Christophe Mourrat, and Maximilian Nitzschner, Communications inContemporary Mathematics, 25 (3), 2250027 (April 2023).
[8] A growth-fragmentation-isolation process on random recursive trees and contact tracing, with Vincent Bansaye and Linglong Yuan, Annals of Applied Probability, 33 (6B), 5233 5278 (December 2023).
[7] Quantitative homogenization of interacting particle systems, with Arianna Giunti andJean-Christophe Mourrat, Annals of Probability, 50 (5), 1885-1946 (September 2022).
[6] Decay of semigroup for an infinite interacting particle system on continuum configuration spaces, arXiv:2007.04058.
[5] Mathematical recommendations to fight against COVID-19, with Wei Jiang, TianyuanZhao, Ban Zheng, available at SSRN 3551006. 2020 Mar 9.
[4] Quantitative homogenization of the parabolic and elliptic Green’s functions on percolation clusters, with Paul Dario, Annals of Probability, 49 (2), 556-636 (March 2021).

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[3] An efficient algorithm for solving elliptic problems on percolation clusters, Annals ofApplied Probability, 32 (4), 2755-2810 (August 2022).
[2] Forbidden transactions and black markets, with Qingyun Wu and Alvin E. Roth, Mathematics of Operations Research, 47 (4), 3084-3109 (November 2022).
[1] Uniform estimate of an iterative method for elliptic problems with rapidly oscillating
coefficients, Stochastics and Partial Differential Equations: Analysis and Computations, 8(4), 787-818 (December 2020).

Grants
12/2023–11/2028 National Key R&D Program of China (No. 2023YFA1010400), co-PI.
01/2022–12/2026 National Natural Science Foundation of China (Youth Program, No. 12301166), PI.
12/2021–11/2026 National Key R&D Program of China (No. 2021YFA1002700), participant.

Honors and Fellowships
07/2022 6th ICCM Best Thesis Award, Nanjing, China.
Doctor Thesis Award, Gold Prize

09/2021 3rd Alibaba Global Mathematics Competition, Hangzhou, China.
Excellence award (Major: probability and combinatorics. Minor: applied maths.)

03/2019 1st Alibaba Global Mathematics Competition, Hangzhou, China.
Excellence award for analysis and differential equations

06/2018 Ph.D. Scholarship for Polytechniciens, Palaiseau, France.
11/2017 Prize for Research Internship, Palaiseau, France.
05/2017 Master Scholarship of Fondation mathématique Jacques Hadamard, Orsay, France.
07/2013 4th S.-T. Yau College Student Mathematics Contest, China.
Mention of honors ranked 28th for analysis and PDE and 15th for applied mathematics

11/2011 3rd National College Student Mathematics Contest, Shanghai, China.
First prize

10/2009 National Mathematics Olympiad Competition, Jiangsu, China.
First prize

Visit/Exchange
06–07/2021 Short academic visiting, Fudan University, Shanghai.
01–06/2020 Visiting scholar, Courant Institute, NYU, New York.
09–12/2012 Exchange student, Chinese University of Hong Kong, Hong Kong.

Talks
03/06/2024 Quantitative homogenization and hydrodynamic limit of non-gradient exclusion
process.
China-France Symposium on Probability Theory 2024, AMSS, Beijing

20/04/2024 Quantitative homogenization and hydrodynamic limit of non-gradient exclusion
process.
1st Beijing-Tianjin-Hebei joint Conference on Maths, Hebei Normal University, Shijiazhuang

16/03/2024 Quantitative equilibrium fluctuations for interacting particle systems.
1st NYUSH-Peking-Westlake Joint Conference on Probability, Westlake University, Hangzhou

09/01/2024 Quantitative equilibrium fluctuations for interacting particle systems.
Beijing Institute of Technology, Beijing

02/01/2024 Quantitative homogenization of interacting particle systems.
Fudan University, Shanghai

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30/10/2023 Quantitative homogenization of interacting particle systems.
Tokyo Probability Seminar, The University of Tokyo, Tokyo

22/08/2023 Power law decay at criticality for the q-state antiferromagnetic Potts model on regulartrees.
8th Annual Conference on Probability, Fujian Normal University, Fuzhou

30/07/2023 Quantitative homogenization of interacting particle systems.
The 18th Workshop on Markov Processes and Related Topics, Tianjin University, Tianjin

20/05/2023 Quantitative homogenization of interacting particle systems.
Seminar of Probability and Statistics at Yangtze River Delta, Hangzhou Normal University, Hangzhou

19/03/2023 Quantitative homogenization of interacting particle systems.
Renormalization Theory and Related Fields, Harbin Institute of Technology, Harbin

08/03/2023 Smoothness of the diffusion coefficients for particle systems in continuous space.
Stochastic Webinar

04/01/2023 Smoothness of the diffusion coefficients for particle systems in continuous space.
Probability, Stochastic Analysis, and Related Topics, TSIMF, Sanya

28/12/2022 Quantitative homogenization of interacting particle systems.
Frontiers in Mathematical Science, TSIMF, Sanya

19/09/2022 Quantitative homogenization of interacting particle systems.
Probability and Statistics Seminar, Peking University, Beijing

29/08/2022 Heat kernel on the infinite percolation cluster.
7th Annual Conference on Probability, Weihai

19/08/2022 Random recursive trees and contact tracing.
8th Workshop on Branching Processes and Related Topics (Online)

28/06/2022 Random recursive trees and contact tracing.
The 42nd Conference on Stochastic Processes and their Applications, Wuhan

02/06/2022 Heat kernel on the infinite percolation cluster.
Lanzhou University (Online)

04/01/2022 Heat kernel on the infinite percolation cluster.
Shanghai Jiao Tong University (Online)

10/12/2021 Heat kernel on the infinite percolation cluster.
East China Normal University, Shanghai

24/11/2021 A growth-fragmentation-isolation process on random recursive trees.
Fudan University, Shanghai

18/11/2021 An iterative algorithm for Dirichlet problem with random conductance.
Shanghai University of Finance and Economics, Shanghai

21/10/2021 A growth-fragmentation-isolation process on random recursive trees.
THU-PKU-BNU Probability Webinar (Online)

18/10/2021 A growth-fragmentation-isolation process on random recursive trees.
Peking University (Online)

14/09/2021 A growth-fragmentation-isolation process on random recursive trees.
CRM-ISM Probability Seminar, McGill University (Online)

28/07/2021 An iterative algorithm for Dirichlet problem with random conductance.
University of Science and Technology of China, Hefei

20/07/2021 An iterative algorithm for Dirichlet problem with random conductance.
One Day Probability Event at BICMR, Peking University, Beijing

15/06/2021 An iterative algorithm for Dirichlet problem with random conductance.
Zhejiang University, Hangzhou

21/05/2021 Heat kernel on the infinite percolation cluster.
I2M, Aix-Marseille Université (Online)

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06/05/2021 Heat kernel on the infinite percolation cluster.
IRMA, Université de Strasbourg (Online)

27/04/2021 Heat kernel on the infinite percolation cluster.
Fudan University (Online)

23/03/2021 Heat kernel on the infinite percolation cluster.
Student Probability Seminar, NYU Courant (Online)

28/12/2020 An iterative algorithm for Dirichlet problem with random conductance.
The 9th East Lake International Forum, Center for Mathematical Sciences, Huazhong University ofScience and Technology (Online)

24/08/2020 Decay of semigroup for an infinite interacting particle system on continuum configuration spaces.
Bernoulli-IMS One World Symposium 2020 (Prerecorded talk and poster)

30/07/2020 Decay of semigroup for an infinite interacting particle system on continuum configuration spaces.
Academy of Mathematics and Systems Science, Chinese Academy of Science (Oneline)

15/05/2020 Introduction on Wigner’s semicircle law.
Seminar of PhD students at IMO Université Paris-Saclay (Online)

11/05/2020 An efficient algorithm for solving elliptic problems on percolation clusters.
Les probabilités de demain 2020 (Oneline)

13/12/2019 Heat kernel on the infinite percolation cluster.
Seminar on the theory of Markov semigroups and Schrödinger operators at Wrocław University ofTechnology, Wrocław, Poland

04/11/2019 Heat kernel on the infinite percolation cluster.
Seminar of PhD students at LPSM Université Sorbonne, Paris, France

28/08/2019 An introduction of Calderón-Zygmund decomposition on percolation clusters.
{ also with a presentation on the stochastic representation of Riesz transform after the work of R.
BanuelosWorkshop of harmonic analysis 2019, Saint-Nazaire, France

13/07/2019 A stochastic neural network approximates Derrida-Retaux model.
49th Saint-Flour Probability Summer School, Saint-Flour, France

25/06/2019 An iterative algorithm for Dirichlet problem with random conductance.
Journées de Probabilités 2019, Dourdan, France

13/05/2019 A mathematical model on black market.
Seminar of PhD students at LPSM Université Sorbonne, Paris, France

01/04/2019 An iterative algorithm for Dirichlet problem with random conductance.
Fudan University, Shanghai, China

20/07/2018 Uniform bound of an iterative algorithm for homogenization.
48th Saint-Flour Probability Summer School, Saint-Flour, France

15/10/2017 How to draw imaginary geometry ?.
Scaling Limits of Random Planar Maps and Liouville Quantum Gravity, Oberwolfach, Germany

17/11/2015 Expander Graph.
Seminar of students at Ecole Polytechnique, Palaiseau, France

Students Mentored
Ph.D.
03/2022–now Baige Zhou, Tsinghua University, co-supervised with Hui Yu.
Thesis titled “Some aspects on interacting particle systems”

Master05–09/2022 Eugène Ferragu, Ecole Normale Supérieure, M2 internship, co-supervised with Linglong Yuan.
Thesis titled “A generalization for the growth-fragmentation-isolation model”

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06/2021–05/2022 Jinhao Dong, Fudan University, Master thesis, co-supervised with Jiansheng Xie.
Thesis titled “Electronic network, circle packing, and local convergence”

Undergraduate
01–06/2023 Yishan Zhang, Tsinghua University, Bachelor thesis.
Thesis titled “Corruption in Glauber dyanimcs of Ising model”

01–06/2023 Yang Xiang, Tsinghua University, Bachelor thesis.
Thesis titled “Nesterov acceleration algorithm and its application in distributed optimization”

09–12/2021 Yinyihong Liu, Yanxin Zhou, NYU Shanghai, Internship, co-supervisied with Wei Wu.
Project titled “Random forests”

Teaching Experience/Diffusion
02–06/2023 Instructor, Analysis-0, Tsinghua University.
64 hours

09-12/2022 Instructor, Random Walks and Homogenization Theory, Tsinghua University.
48 hours, topic course at YMSC

22/01/2022 Tutor for ParisMaths, Coloring problem, ENS, Online.
3 hours, maths activities for motivated high school students

09–12/2021 Part-time teaching assistant, Honors probability theory, Fudan University.
09–12/2021 Teaching assistant, Probability limit theorems, Honors ODE, NYU Shanghai.
12 hours every week including recitation, homework, quiz and office hours

09/2020–05/2021 Remote grader, Calculus, Linear algebra, NYU Shanghai, online.
12 hours every week

01–05/2020 Adjunct instructor, Vector analysis, NYU, New York.
42 hours and organization of course, including the teaching online during COVID-19 pandemic lockdowns

23/11/2019 Tutor for ParisMaths, Introduction of number theory, ENS, Paris.
4 hours, maths activities for motivated high school students21/07/2019 Tutorial, Some theoretical basis of probability for computer science, Changzhou Senior HighSchool of Jiangsu Province, Changzhou.
3 hours, for high school students preparing Olympiad in informatics

26/01/2019 Tutor for ParisMaths, Simulation of random events, ENS, Paris.
4 hours, maths activities for motivated high school students

2018–2019 Teaching assistant, Probability, Numerical analysis, Sorbonne Université, Paris.
60 hours, for undergraduate of the third year

2013–2014 Teaching assistant, Real analysis and functional analysis, Fudan University, Shanghai.
40 hours, for undergraduate of the second year

Academic Service{ Referee for the following journals: Annals of Applied Probability, Communications in Mathematical Physics,Communications on Pure and Applied Mathematics, Frontiers of Mathematics, Operations Research Letters,
Science China Mathematics, Stochastic Processes and their Applications.
{ Co-organiser (with Hao Wu, Fan Yang, Jianping Jiang) for YMSC Probability Seminar.
{ Co-organiser (with Tadahisa Funaki, Guohuan Zhao) for Workshop on Interacting Particle Systems and StochasticAnalysis, 2023, BIMSA, Mars 21-27, 2024.
{ Co-organiser (with Yuval Peres, Zhan Shi, Quan Shi) for Workshop on Random Walks, 2024, TianYuan Mathematics
Research Center, Mars 10-16, 2024.
{ Co-organiser (with Jianping Jiang, Asaf Nachmias, Yuval Peres) for Conference on Probability and Statistical
Physics, 2024, TSIMF, January 22-26, 2024.
{ Co-organiser (with Rongchan Zhu, Hao Wu, Yichao Huang) for Workshop on SPDEs and Related Fields, April21-23, 2023. Probability and Statistical Physics

5/6Computer Skills{ Java, Matlab, Scilab, C, C++, Python

Languages{ Chinese(Mother tongue), English(Fluent), French(Fluent)Interests{ Basketball(member of team l’X), Running(39th Paris-Versaille finisher, 16km in 1h26m){ Founder of official page of Polytechnique on Wechat

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