| EXISTENCE AND UNIQUENESS OF LIMIT CYCLE FOR A CLASS OF (2n+1)TH ORDER DIFFERENTIAL SYSTEM |
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| 作者姓名： | 张维德 |
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| 作者单位： | Hunan Information Vocational Technological College，Changsha 410001 |
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| 摘 要： | In this paper we consider the problem ofllrmt cycles for thefollowing system【&一y＋6x＋a旷＋a。xy＋a。xy‘＋6xv‘”,(门)!i二 X( 一 by)．Ssstem(1)with k二 b二 0 was studiedin P叩er1];Ifk 4 0 by transformation:y三 x;V二告;d,二 kdt,system(1)。二。can be trmslated Into the form studiedIn p。per IZ]三 System(1)With口1二 k二 0 W。S Studied ill paper k3]．Ifi System(1;SllPPOSe th。t:(1 ＞2 Is。11 lllteger,k / 0*d 6 / oi(2)。1。2 ＋。5 2 0,this assumption Is the same as that In paper1];(3)w…
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EXISTENCE AND UNIQUENESS OF LIMITCYCLE FOR A CLASS OF (2n + 1)TH ORDERDIFFERENTIAL SYSTEM |
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| Zhang Weide.EXISTENCE AND UNIQUENESS OF LIMIT CYCLE FOR A CLASS OF (2n+1)TH ORDER DIFFERENTIAL SYSTEM[J].微分方程年刊(英文版),2002(2). |
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| Authors: | Zhang Weide |
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| Abstract: | In this paper we consider the nonexistence, esistence and uniqueness of limit cyclesaround the origin for a class of (2n+1)th order differential system which is moreextensive than paper 3]. |
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| Keywords: | uniqueness existence |
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