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math.DS2022★ 1 cited
New criterions on nonexistence of periodic orbits of planar dynamical systems and their applications
Hebai Chen, Hao Yang, Rui Zhang +1
Characterizing existence or not of periodic orbit is a classical problem and it has both theoretical importance and many real applications. Here, several new criterions on nonexist…
math.DS2019
Crossing limit cycles of nonsmooth Liénard systems and applications
Tao Li, Hebai Chen, Xingwu Chen
Continuing the investigation for the number of crossing limit cycles of nonsmooth Liénard systems in [Nonlinearity 21(2008), 2121-2142] for the case of a unique equilibrium, in thi…