卫丽君
姓名:卫丽君
职称:副教授
邮箱:weilijun39@hznu.edu.cn
教学与课程:
本科课程:高等数学、线性代数、数学分析、常微分方程
研究方向:
常微分方程与动力系统
学术研究:
项目
1.国家自然科学基金青年项目(主持) 2020-2022
2.国家自然科学基金面上项目(参与) 2017-2020
3.浙江省自然科学基金重点项目(参与) 2023-2025
3.2020年度国家级大学生创新创业训练计划项目(指导学生) 2020-2022
4.2021年度浙江省“新苗人才计划” 项目(指导学生) 2021-2022
代表论文
1:Wei Lijun, Zhang Xiang and Zhu jinbo,Limit Cycles Near a Centre and a Heteroclinic Loop in a Near–Hamiltonian Differential System. J. Dynam. Differential Equations(2022) https://doi.org/10.1007/s10884-022-10152-3
2:Wei Lijun, Zhang Qingjing and Zhang Xiang, On limit cycles near two centres and a double homoclinic loop in Liénard differential system. J. Differential Equations 300 (2021), 226–251.
3:Wei Lijun and Zhang Xiang, Limit cycles bifurcating from periodic orbits near a centre and a homoclinic loop with a nilpotent singularity of Hamiltonian systems, Nonlinearity 33(2020)2723-2754.
4:Wei Lijun and Zhang Xiang, Averaging theory of arbitrary order for piecewise smooth differential systems and its application, Journal of Dynamics and Differential Equations 30(2018)55-78.
5:Wei Lijun, Valery Romanovski and Zhang Xiang, Generalized involutive symmetry and its application in integrability of differential systems, Zeitschrift für angewandte Mathematik und Physik 68(2017)132.
6:Wei Lijun, Limit cycle bifurcations near generalized homoclinic loop in piecewise smooth systems with a cusp, Nonlinear Analysis: Real World Applications 38(2017)306-326.
7:Wei Lijun and Zhang Xiang, Normal form and limit cycle bifurcation of piecewise smooth differential systems with a center, Journal of Differential Equations 261(2016)1399-1428.