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author:

谢向东 (谢向东.) [1] | 陈凤德 (陈凤德.) [2]

Abstract:

讨论一类具有二虚平行不变直线的三次系统,求出了奇点O(0,0)的焦点量,证明了δlmn=0时系统在O外围至多有一个极限环.利用分支理论给出了分界线环和半稳定环分支曲线的分支图,进一步说明了系统至多有二个极限环.

Keyword:

三次系统 不变直线 分支 唯一性 极限环

Community:

  • [ 1 ] 宁德师范高等专科学校
  • [ 2 ] 福州大学数学与计算机学院 宁德352100
  • [ 3 ] 福州350002

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Source :

数学物理学报

Year: 2005

Issue: 04

Page: 538-545

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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