一类扰动多项式系统极限环

On the Limit Cycles of the Polynomial Perturbed System

中文关键词:  多项式系统  极限环  上界

英文关键词:polynomial perturbed system  upper bound  limit cycles.

中文摘要:

      本文对一类多项式扰动系统的极限环进行了研究，得到了极限环个数的上界估计，弥补了文献［２］主要定理的不足．

英文摘要:

      In this paper, we study a class of polynomial perturbed systems, get the upper bound of the number of limit cycles on a certain condition and make a correction on the main theorem in the paper [2].