A cubic system with eight small-amplitud
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Shucheng Ning; Shilong Ma; Keng Huat Kwek; Zhiming Zheng
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Article
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1994
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Elsevier Science
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English
β 356 KB
In E.M. James and N.G. Lloyd's paper A Cubic System with Eight Small-Amplitude Limit Cycles [l], a set of conditions is given that ensures the origin to be a fine focus of order eight and eight limit cycles to bifurcate from the origin by perturbing parameters. We find that one of the conditions, as