姓 名
严夺魁（硕导）

职 称
副教授

所属系别
数学系

学科专业
N体问题，非线性哈密顿系统

办公地点
旧主楼204

办公电话


电子邮件
duokuiyan@buaa.edu.cn

教育背景
1999.9---2003.7： Nankai University, B.S. in Mathematics.
2004.8---2009.12： Brigham Young University, Ph.D in Mathematics.
Advisor: Prof. Tiancheng Ouyang.


工作简历
2009.9---2011.7： Nankai University, Chern Institute of Mathematics
Postdoc, supervisor: Prof. Yiming Long.
2011.7-2015.7： Beihang University, School of Mathematics and System Sciences
Lecturer.
2015.7-Now: Beihang University, School of Mathematics and System Sciences
Associate Professor.



科研项目
June 2011---July 2012： Postdoc fund;
Jan. 2012---Dec. 2014： Young Scientist Fund of NSFC;
Mar. 2012---Dec. 2012： Beihang Haiyou Project.

发表论文
1. Kuang, Wentian; Yan, Duokui; Existence of prograde double-double orbits in the equal-mass four-body problem, Advanced Nonlinear Studies, 2018, In press;

2. Yan, Duokui; Action minimizers under topological constraints in the planar equal-mass four-body problem, Journal of Differential Equations, 2018, (264): 4764--4805;

3. Liu, Rongchang; Li, Jiangyuan; Yan, Duokui; New periodic orbits in the planar equal-mass three-body problem, Discrete and Continuous Dynamical Systems -Series A, 2018, (38): 2187--2206;

4. Han, Shaoqi; Huang, Anping; Ouyang, Tiancheng; Yan, Duokui; New periodic orbits in the planar equal-mass five-body problem, Communications in Nonlinear Science and Numerical Simulation, 2017, (48): 425--438;

5. Shi, Bixiao; Liu, Rongchang; Yan, Duokui; Ouyang, Tiancheng; Multiple periodic orbits connecting a collinear configuration and a double isosceles configuration in the planar equal-mass four-body problem, Advanced Nonlinear Studies, 2017, (17) : 819--835;

6. Ouyang, Tiancheng; Yan, Duokui; Variational properties and linear stabilities of spatial isosceles orbits in the equal-mass three-body problem, Discrete and Continuous Dynamical Systems - Series A, 2017, (27): 3989--4018；

7. Peng, Hao; Yan, Duokui; Xu, Shijie; Ouyang, Tiancheng; Linear stability of double-double orbits in the parallelogram four-body problem, Journal of Mathematical Analysis and Applications, 2016, (433): 785--802;

8. Chang, Xiaojun; Ouyang, Tiancheng; Yan, Duokui; Linear stability of the criss-cross orbit in the equal-mass three-body problem, Discrete and Continuous Dynamical Systems - Series A, 2016, (36): 5971--5991；

9. Yan, Duokui; Liu, Rongchang; Hu, Xingwei; Mao, Weize; Ouyang, Tiancheng; New phenomena in the spatial isosceles three-body problem with unequal masses, International Journal of Bifurcation and Chaos, 2015, (25): **;

10. Yan, Duokui; Ouyang,Tiancheng; New phenomena in the spatial isosceles three-body problem, International Journal of Bifurcation and Chaos, 2015, (25): **；

11. Ouyang, Tiancheng; Yan, Duokui; Simultaneous binary collisions in the equal-mass collinear four-body problem, Electronic Journal of Differential Equations, 2015, (80): 1--34；

12. Yan, Duokui; Liu, Rongchang; Chang, Geng-zhe; A type of multiple integral with log-gamma function, Involve, 2015, (8): 593--614;

13. Yan, Duokui; Ouyang, Tiancheng; Xie, Zhifu; Classification of periodic orbits in the planar equal-mass four-body problem, Discrete Continous Dynamical System Supplement, 2015: 1115--1124;

14. Yan, Duokui; Existence of the Broucke periodic orbit and its linear stability, Journal of Mathematical Analysis and Applications, 2012, (389): 656--664;

15. Yan, Duokui; A simple existence proof of Schubart periodic orbit with arbitrary masses, Frontiers of Mathematics in China, 2012, (7): 145--160;

16. Yan, Duokui; Existence and linear stability of the rhomboidal periodic orbit in the planar equal mass four-body problem，Journal of Mathematical Analysis and Applications, 2012, (388): 942--951;

17. Ouyang, Tiancheng; Simmons, Skyler C.; Yan, Duokui; Periodic solutions with singularities in two dimensions in the n-body problem, Rocky Mountain Journal of Mathematics, 2012, (42): 1601--1614;

18. Ouyang, Tiancheng; Yan, Duokui; Periodic solutions with alternating singularities in the collinear four-body problem, Celestial Mechanics and Dynamical Astronomy, 2011, (109): 229--239;

19. Bakker, Lennard F.; Ouyang, Tiancheng; Yan, Duokui; Simmons, Skyler; Existence and stability of symmetric periodic simultaneous binary collision orbits in the planar pairwise symmetric four-body problem, Celestial Mechanics and Dynamical Astronomy, 2011, (110): 271--290;

20. Bakker, Lennard F.; Ouyang, Tiancheng; Yan, Duokui; Simmons, Skyler; Roberts, Gareth E.; Linear stability for some symmetric periodic simultaneous binary collision orbits in the four-body problem, Celestial Mechanics and Dynamical Astronomy, 2010, (108): 147--164.


教学活动
2011 Fall: Differential Geometry
Textbook: Differential Geometry of Curves and Surfaces, M. Do Carmo
Calculus I
Business Calculus
2012 Winter: Linear Algebra
Calculus II
2012 Fall: Measure Theroy
2013 Winter: Topology
Differentiable Manifold
2013 Fall: Measure Theory
Calculus I (for international students)
2014 to 2017: Topology
Differentiable Manifold




所获奖励
April 2009 Graduate Teaching Assistant Award
by the Department of Mathematics at BYU
(One award is made each year)
April 2012 Beihang Lantian Rookie
社会工作

推荐链接
北京航空航天大学，南开大学陈省身数学研究所，BYU Math，MathSci.