清华大学丘成桐数学科学中心副教授.研究领域 动力系统,辛拓扑 教育背景 2008-2013 博士 马里兰大学 2004-2008 学士 南京大学 工作经历 现任清华大学丘成桐数学科学中心副教授 [1] 发表论文 M.-C. Arnaud, J. Xue, A C^1 Arnold-Liouville theorem,  appear inAsterisque. C.-Q. Cheng, J. Xue, Order property and modulus of continuity of weak KAM solutions, Calculus of variation and PDEs, (2018) 57:65. A. Blumenthal, J. Xue, L.-S. Young, Lyapunov exponents for random perturbations of some area-preserving maps including the standard map. Annals of Mathematics Volume 185, no. 1, pages 285-310, 2017. A. Blumenthal, J. Xue, L.-S. Young, Lyapunov exponents and correlation decay for random perturbations of some prototypical 2D maps, Communications in Mathematical Physics,April 2018, Volume 359, Issue 1, pp 347-373 J. Xue, D. Dolgopyat, Noncollision singularities in a planar two-center-two-body problem, Communications in Mathematical Physics, August 2016, Volume 345, Issue 3, pp 797-879. J. Xue, Existence of noncontractible periodic orbits of Hamiltonian system separating two Lagrangian tori on $T^*mathbb T^n$ with application to non convex Hamiltonian systems,Journal of Symplectic GeometryVolume 15,no. 3,pages 905-936, 2017. J. Xue, Continuous averaging proof of the Nekhoroshev theorem,DCDS-A, Vol 35, No.8, 2015. J. Xue, Arnold diffusion in a restricted planar four-body problem, Nonlinearity, 27 (2014) 2887-2908. J. Xue, Nekhoroshev estimates for commuting nearly integrable symplectomorphisms, Regular and Chaotic Dynamics, 22 (2017), no. 3, 248-265.