【摘要】 本文利用后继函数法和隐函数定理,并结合Mel’nikov函数的计算,对Bogdanov-Takens系统在二次扰动下从中心分岔出的极限环个数进行了估计．更多还原

【Abstract】 In this paper, by using the successive function and implicit function theorem, the number of limit cycles bifurcated from the origin of Bogdanov-Takens system under quadratic perturbations is given combined with the calculation of Mel’nikov functions.更多还原