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author:

杨英钟 (杨英钟.) [1] | 吴承强 (吴承强.) [2]

Indexed by:

CQVIP PKU CSCD

Abstract:

证明三次系统x.=y-εy^3,y.=x(1-x^2)+(α-x^2)y,ε〉0,当0〈1-α〈〈1时,在区域|y|〈1/√ε内含单奇点的极限环的存在性与唯一性.根据Hopf分支定理,证明了当0〈1-α〈〈1时,存在含单奇点的极限环,再由唯一性定理证明了当0〈1-α〈〈1时,含单奇点的极限环的唯一性.

Keyword:

三次系统 唯一性 奇点 存在性 极限环

Community:

  • [ 1 ] 福州大学数学与计算机科学学院,福建福州350002

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Source :

福州大学学报:自然科学版

ISSN: 1000-2243

CN: 35-1337/N

Year: 2007

Issue: 5

Volume: 35

Page: 667-670

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: -1

30 Days PV: 4

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