摘要
We provide sufficient conditions for the existence and multiplicity of periodic solutions for Duffing's equations with jumping nonlinearities under resonance conditions.
We provide sufficient conditions for the existence and multiplicity of periodic solutions for Duffing's equations with jumping nonlinearities under resonance conditions.
基金
Supported by the Natural Science Foundation of China(10001025)
the Natural Science Foundation of Beijing(1022003)
the Foundation of Beijing Educational Committee