Harmonic and subharmonic solutions for suplinear Duffing equation with delay

Zhibo Cheng, Jingli Ren

DOI: http://dx.doi.org/10.12775/TMNA.2016.029


We study the existence of harmonic and subharmonic solutions for the suplinear Duffing equation with delay. Our proofs are based on the twisting theorem due to W.Y. Ding.


Duffing equation; harmonic and subharmonic solutions; superlinear; twisting theorem; delay

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