J. Nonl. Mod. Anal., 3 (2021), pp. 275-281.
Published online: 2021-04
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This note extends the Bendixson-Dulac theorem to refracted systems with multiple zones. As an application, we prove that piecewise linear Duffing-type system has neither crossing limit cycles nor sliding limit cycles Therefore, it gives a positive answer to the Conjecture of [16].
}, issn = {2562-2862}, doi = {https://doi.org/10.12150/jnma.2021.275}, url = {http://global-sci.org/intro/article_detail/jnma/18790.html} }This note extends the Bendixson-Dulac theorem to refracted systems with multiple zones. As an application, we prove that piecewise linear Duffing-type system has neither crossing limit cycles nor sliding limit cycles Therefore, it gives a positive answer to the Conjecture of [16].