Jiazhong Yang

发表

Limit Cycles Bifurcating from the Period Annulus of Quasi-Homogeneous Centers

J. Llibre, Zhifen Zhang, Weigu Li, 2009 .

A cubic Henon-like map in the unfolding of degenerate homoclinic orbit with resonance

M. Martens, Jiazhong Yang, V. Naudot, 2005 .

Realization of Arbitrary Configuration of Limit Cycles of Piecewise Linear Systems

Jiazhong Yang, Shaoqing Wang, 2018, Int. J. Bifurc. Chaos.

The Kowalevskaya exponents and rational integrability of polynomial differential systems

Hao Wu, Jiazhong Yang, Changjian Liu, 2006 .

The third order Melnikov function of a quadratic center under quadratic perturbations

Armengol Gasull, Adriana Buica, Jiazhong Yang, 2007 .

On the number of critical periods for planar polynomial systems of arbitrary degree

Jiazhong Yang, A. Gasull, Changjian Liu, 2010 .

On the maximal saddle order of p:-q resonant saddle

Jiazhong Yang, Changjian Liu, Guangfeng Dong, 2017, 1711.04093.

The Complexity of Generalized Center Problem

Jiazhong Yang, Changjian Liu, Guangfeng Dong, 2015 .

On Piecewise Linear Differential Systems with n Limit Cycles of Arbitrary Multiplicities in Two Zones

Jiazhong Yang, Changjian Liu, Changwu Zou, 2018, Qualitative Theory of Dynamical Systems.

A quartic system and a quintic system with fine focus of order 18

Fang Wang, Lu Wang, Jiazhong Yang, 2008 .

Period functions and critical periods of piecewise linear system

Jiazhong Yang, Shaoqing Wang, Shaobo Gan, 2020, Electronic Journal of Differential Equations.

Unique Orbital Normal Form for Vector Fields of Hopf-Zero Singularity

Jiazhong Yang, Duo Wang, Guoting Chen, 2005 .

A cubic system with thirteen limit cycles

Chengzhi Li, Jiazhong Yang, Changjian Liu, 2009 .

On the Hamiltonian structure of normal forms at elliptic equilibria of reversible vector fields in R4

J. Lamb, Jiazhong Yang, M. Teixeira, 2020 .

Quasi-linearization of parameter-depending germs of vector fields

Jiazhong Yang, V. Naudot, 2013 .

A Strange Attractor with Large Entropy in the Unfolding of a Low Resonant degenerate homoclinic Orbit

Jiazhong Yang, Vincent Naudot, Marco Martens, 2006, Int. J. Bifurc. Chaos.

Moduli-Free Normal Forms and Linearization of Vector Fields

Chengzhi Li, Zhihua Ren, Jiazhong Yang, 2006, Int. J. Bifurc. Chaos.

Linearization of hyperbolic resonant germs

Jiazhong Yang, V. Naudot, P. Bonckaert, 2003 .

Polynomial normal forms for vector fields on ℝ3

Jiazhong Yang, 2001 .

On the index of finite determinacy of resonant vector fields

Jiazhong Yang, V. Naudot, 2007 .

Hearing the shape of right triangle billiard tables

Yang Shen, Jiazhong Yang, Jiazhong Yang, 2021 .

Finite determinacy and polynomial normal forms for diffeomorphisms near a strongly 1-resonant fixed point

Jiazhong Yang, Shuo Yan, Jiazhong Yang, 2014 .

On classification of the Poincaré type maps on R 3

Li Xia, Jiazhong Yang, Zhihua Ren, 2015 .

Finite smooth normal forms and integrability of local families of vector fields

Jiazhong Yang, V. Naudot, 2010 .

On C1 classifications of hyperbolic vector fields

Jiazhong Yang, Zhihua Ren, 2003 .

On the C1 normal forms for hyperbolic vector fields

Jiazhong Yang, Zhihua Ren, 2003 .

Differentiable conjugacy of the Poincaré type vector fields on

Jiazhong Yang, 2003 .

Linearization of germs of hyperbolic vector fields

Jiazhong Yang, V. Naudot, P. Bonckaert, 2003 .

Unique normal forms for Hopf-zero vector fields

Jiazhong Yang, Duo Wang, Guoting Chen, 2003 .

Smooth classification of 1-resonant vector fields on ℝ3

Jiazhong Yang, 2000 .

On the saddle order of polynomial differential systems at a resonant singular point

Jiazhong Yang, Guangfeng Dong, 2015 .