Applied Mathematics and Mechanics (English Edition) ›› 1993, Vol. 14 ›› Issue (4): 381-384.
杨鸿春, 徐振源
Yang Hong-chun, Xu Zhen-yuan
摘要: In this paper, two kinds of asymptotic analytic expression of the Brussdator limit cycle are given by means of two simple methods. To some extent, they are better than the analytic expression in [2].