| QUALITATIVE STUDY FOR A CUBIC SYSTEM |
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| 作者姓名： | Ali.Elamin M.Saeed |
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| 作者单位： | College of Math and Computer Sciences，Nanjing Normal University，Nanjing 210097，Alzaem Alazhari University Sudan |
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| 摘 要： | This article analyses a non-Lienard type planar cubic system, and a complete qualitative analysis is given for the system, especially the conclusions for the non-existence, existence and uniqueness of limit cycles are obtained.
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| 关 键 词： | 相位 有限循环 分支 非线性体积系统 垂直等倾线 |
QUALITATIVE STUDY FOR A CUBIC SYSTEM |
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| Ali.Elamin,M.Saeed.QUALITATIVE STUDY FOR A CUBIC SYSTEM[J].微分方程年刊(英文版),2004,20(4):331-336. |
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| Authors: | AliElaminMSaeed |
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| Institution: | CollegeofMath.andComputerSciences,NanjingNormalUniversity,Nanjing210097;AizaemAiazhariUniversity,Sudan |
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| Abstract: | This article analyses a non-Lienard type planar cubic system, and a complete qualitative analysis is given for the system, especially the conclusions for the non-existence, existence and uniqueness of limit cycles are obtained. |
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| Keywords: | phase-portraits limit cycles bifurcation |
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