Email: yitwah@tsinghua.edu.cn
个人主页：http://ymsc.tsinghua.edu.cn/cn/content/show/168-135.html
教育背景博士（伊利诺伊州立大学芝加哥分校，2000年）、教授（博导）
工作履历2018.10-现在，清华大学丘成桐数学中心/数学系，教授
2015.09-2018.08，旧金山州立大学，教授/2018.01副系主任
2010.09-2015.08，旧金山州立大学，副教授
2005.09-2010.08，旧金山州立大学，助理教授
2000.09-2005.08，西北大学，助理教授
研究领域遍历论、动力系统
奖励与荣誉2016年-2019年 NSF Research Grant DMS-** (Analysis)
2010年-2016年 NSF CAREER Award DMS-** (Analysis)
2007年-2010年 NSF Research Grant DMS-** (Analysis)
2000年 Liftoff Mathematician, Clay Mathematics Institute
学术成果[1]Hausdorff dimension of the set of nonergodic directions, Annals of Mathematics 158 (2003), 661–678.
[2]Hausdorff dimension of the set of points on divergent trajectories of a homogeneous flow on a product space Ergodic Theory and Dynamical Systems 27 (2007), 65–85.
[3]Hausdorff dimension of the set of Singular Pairs, Annals of Mathematics, 173, (2011), 127–167.
[4](with P. Hubert, H. Masur) Dichotomy for the Hausdorff dimension of the set of nonergodic directions, Inventiones Mathematicae, 183, (2011), 337–383.
[5](with J. Chaika, H. Masur) Winning games for bounded geodesics in Teichmuller discs, Journal of Modern Dynamics, 7, (2013), 395–427.
[6](with J. Athreya) A Poincare section for the horocycle flow on the space of lattices, International Mathematics Research Notices, (2014), no. 10, 2643–2690.
[7](with N. Chevallier) Hausdorff dimension of singular vectors, Duke Mathematical Journal, 165, (2016), 2273–2329.
[8]（with,Y. Bugeaud, N. Chevallier) Hausdorff dimension and uniform exponents in dimension two, Math. Proc. Camb. Phil. Soc., （2018）, Cambridge University Press, DOI:10.1017/s0312
[9](with H. Masur, J.Athreya) Siegel-Veech transforms are in L2, Journal of Modern Dynamics, accepted (Nov.2018)
[10](with N. Chevallier) Levi’s constant for simultaneous approximation, submitted