Limit cycles by perturbing quadratic isochronous centers inside piecewise polynomial differential systems
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DOI: 10.1016/j.jde.2018.07.016
Abstract: In the present paper, we study the number of zeros of the first order Melnikov function for piecewise smooth polynomial differential system, to estimate the number of limit cycles bifurcated from the period annulus of… read more here.
Keywords: first order; isochronous centers; polynomial differential; differential systems ... See more keywords