Chenxi Wu

Contact Info:

Email: wuchenxi2013@gmail.com

Office: 517 Van Vleck Hall, Madison WI 53703

Education and Employment

Currently Assistant Professor at UW Madison.

Ph.D in Mathematics, Cornell University, Aug. 2016.

Current Research Areas

• Ergodic Theory, Symbolic Dynamics
• Complex and Arithmetic Dynamics
• Mapping Class Groups and Teichmuller Dynamics
• Big Mapping Class Groups of Surfaces and Graphs
• Tropical Geometry

Publications:

• Hyungryul Baik, Dongryul M. Kim, Chenxi Wu, On the asymptotic translation lengths on the sphere complexes and the generalized fibered cone, to appear in Trans. AMS
• Kathryn Lindsey, Giulio Tiozzo, Chenxi Wu, Master Teapots and Entropy Algorithms for the Mandelbrot Set, to appear at Trans. AMS
• Hyungryul Baik, Dongryul M. Kim, Chenxi Wu, Minimal asymptotic translation lengths on curve complexes and homology of mapping tori, Michigan Math. Journal 1, no. 1 (2024): 1-16.
• Hyungryul Baik, Dongryul M. Kim, Chenxi Wu, Reducible normal generators for mapping class groups are abundant, Journal of Topology and Analysis, 2023 Dec 14:pp. 1-11.
• Hyungryul Baik, Eiko Kin, Hyunshik Shin, Chenxi Wu. Asymptotic translation length and normal generation of for the fibered cone, Algebraic and Geometric Topology, 23(3), pp. 1363-1398, 2023
• Kathryn Lindsey and Chenxi Wu. A characterization of Thurston’s Master Teapot. Ergodic Theory and Dynamical Systems. 2022 Nov 10:pp. 1-29.
• Hyungryul Baik, Sebastian Hensel, Chenxi Wu. Foliation from left orders, J. Korean Math. Soc. 59(4), pp. 699-715, 2022.
• Harrison Bray, Diana Davis, Kathryn Lindsey, Chenxi Wu. The shape of Thurston’s Master Teapot, Advances in Mathematics, 377, 107481. 2021.
• Hyungryul Baik, Hyunshik Shin, Chenxi Wu. An upper bound on the asymptotic translation lengths on the curve graph and fibered faces, Indiana University Math Journal, 70(4) pp. 1625-1637, 2021.
• Hyungryul Baik, Farbod Shokrieh and Chenxi Wu. Limits of canonical forms on towers of Riemann surfaces, Crelle, 2020(764), 287-304, 2020
• Hyungryul Baik and Chenxi Wu. An algorithm to compute Teichmuller polynomial from matrices, Geometriae Dedicata, 204(1), 175-189, 2020
• Lucien Clavier, Anja Randecker, Chenxi Wu. Rotational component spaces for infinite-type translation surfaces. Geometrae Dedicata, 201(1), 57-80, 2019
• Hyungryul Baik, Ahmad Rafiqi and Chenxi Wu. Is a typical bi-Perron number a pseudo-Anosov dilatation? Ergodic Theory and Dynamical System, 39(7), 1745-1750, 2019
• Farbod Shokrieh and Chenxi Wu. Canonical measures on metric graphs and a Kazhdan's theorem, Invent. Math, 215(3), 819-862, 2019
• Yingjie Guo, Chenxi Wu, et al. Combining Sparse Group Lasso and Linear Model improves power to detect genetic variants underlying quantitative traits, Frontiers in Genetics, 2019
• Yingjie Guo, Chenxi Wu, et al. Gene-Based nonparametric testing of interactions using distance correlation coefficient in case-control association studies, Genes 9(12), 2018.
• Chenxi Wu. Lattice surfaces and smallest triangle. Geometrae Dedicata, 187(1), 107-121, 2017.
• Hyungryul Baik, Ahmad Rafiqi and Chenxi Wu. Constructing pseudo-Anosov maps with given dilatations. Geometriae Dedicata, 180(1), 39-48, 2016.
• Chenxi Wu. Delone property of the holonomy vectors of translation surfaces. Israel Journal of Mathematics, 214(2), 733-740, 2016.
• Chenxi Wu. The relative cohomology of abelian covers of the flat pillowcase. Journal of Modern Dynamics, 9(1), 123, 2015.

Teaching and Outreach

• Fall 2024: Modern Algebra I
• Spring 2024: Differentiable Manifolds
• Fall 2023: Modern Algrbra I
• Spring 2023: Analysis I

Madison Math Circle: I, II, III