Yuhai Wu-数学科学学院

Name：Yuhai Wu

Title: Professor

Research orientations：

Differential Equations and Dynamical System/ Limit cycles of Planar Polynomial Vector Fields

Postgraduate/Graduate Enrollment Specialty：Applied Mathematics

Telephone：

E-mail: yuhaiwu@ujs.edu.cn

Address：Math Building Room 302

Education background:

1993.09-1997.07, Anhui Normal University, Mathematics Education, Bachelor Degree;
1999.09-2004.04, Shanghai Jiaotong University, Applied Mathematics, Doctor Degree.

Working experience:

1997.07-1999.09, Anhui Normal University, Department of Mathematics, Teacher;
2004.05-2004.12, Zhejiang Science and Technology University, Teacher;
2005.01- , Jiangsu University, Faculty of Sciences, Teacher

Research projects:

On the study of limit cycles, homoclinic loops and heteroclinic loops of vector fields having parameters, supported by Natural Science Foundations of China(11101189)

Teaching Courses：

Dynamical System(Master course)
Mathematical Analysis(I), (II), (III)(Undergraduate course)
Ordinary Differential Equations,
Real Analysis,
Complex Analysis,
Linear Algebra,
Probability and Statistics
Calculus,
Higher Mathematics

Publications：

1. Y Wu, L Tian, Y Hu, On the limit cycles of a Hamiltonian under Z4 equivariant quintic perturbation, Chaos, Solitons and Fractals, 2007(33), 298-307
2. Y Wu, On the bifurcations of a Hamiltonian having three homoclinic loops under Z3 invariant quintic perturbations, Acta Math Sinica, English series, 2007, Vol. 23, No. 5
3. Y Wu, L Tian, M Han, On the limit cycles of a quintic planar vector field, Science in China Series A: Mathematics, 2007, 50(7), 925-940
4. Y Gao, Y Wu, L Tian, Bifurcations of limit cycles in a perturbed quintic Hamiltonian system with six double homoclinic loops, Acta Mathematicae Applicatae Sinica, English Series, Vol. 24, No. 2 (2008), 313–328
5. Wu Y, Han M, New configurations of 24 limit cycles in a quintic system, Computers and Mathematics with Applications， 55 (2008) 2064–2075
6. Y Wu, M Han, X Chen, On the bifurcation of double homoclinic loops of a cubic system, Nonlinear Analysis, 68 (2008), 2487–2494
7. Y Wu, Y Gao, M Han, Bifurcations of limit cycles in a Z3 equivariant quartic planar vector field, Chaos, Solitons and Fractals 38 (2008) 1177–1186
8. Y Wu, Y Gao, M Han, On the number and distributions of limit cycles in a quintic planar vector field, International Journal of Bifurcation and Chaos, Vol. 18, No. 7 (2008) 1939–1955
9. Y Wu, X Wang, L Tian, Bifurcations of limit cycles in a Z4 equivariant quintic planar vector field, Acta Mathematica Sinica, English Series, 2010, 26(4), 779-798
10. Y Hu, L Duan, Y Huang, Y Wu, On the perturbations of a Hamiltonian system,Computers and Mathematics with Applications, 2011(61),773-782

Honors & awards：

Excellent Teacher of Jiangsu University in 2012