The phase portrait of all polynomial Liénard isochronous centers

Jaume Llibre and Claudia Valls

Chaos, Solitons & Fractals, 2024, vol. 180, issue C

Abstract: We prove that there is a unique topologically equivalent phase portrait for all Liénard polynomial differential systems of arbitrary degree having an isochronous center.

Keywords: Liénard equations; Isochronous centers; Phase portrait (search for similar items in EconPapers)
Date: 2024
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Persistent link: https://EconPapers.repec.org/RePEc:eee:chsofr:v:180:y:2024:i:c:s0960077924000511

DOI: 10.1016/j.chaos.2024.114500

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