具有尖点的四次Liénard系统的极限环分支
Limit Cycles Bifurcations of Liénard System of Degree Four with One Nilpotent Cusp
具有尖点的四次Liénard系统的极限环分支 |
| 邵仪,阿春香 |
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Limit Cycles Bifurcations of Liénard System of Degree Four with One Nilpotent Cusp |
| Yi Shao,Chunxiang A |
| 图 1 系统(1.5)未绕系统的相图 |
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