One and three limit cycles in a cubic pr
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Xuncheng Huang; Yuanming Wang; Lemin Zhu
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Article
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2007
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John Wiley and Sons
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English
β 126 KB
## Abstract A cubic differential system is proposed, which can be considered a generalization of the predatorβprey models, studied recently by many authors. The properties of the equilibrium points, the existence of a uniqueness limit cycle, and the conditions for three limit cycles are investigate