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author:

杨英钟 (杨英钟.) [1] | 吴承强 (吴承强.) [2] (Scholars:吴承强)

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CQVIP PKU CSCD

Abstract:

证明三次系统(x)=y-εy3,(y)=x(1-x2)+(α-x2)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 ] [杨英钟]福州大学
  • [ 2 ] [吴承强]福州大学

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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:

30 Days PV: 0

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