| LOCAL TOPOLOGICAL STRUCTURE OF THE PLANE CUBIC SYSTEM IN THE UNDETERMINED SIGN CASE |
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| 作者姓名： | 李学敏 杨殿武 |
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| 作者单位： | Department of Mathematics，Shandong Normal University，Jinan 250014，China |
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| 摘 要： | （李学敏）（杨殿武）ＬＯＣＡＬＴＯＰＯＬＯＧＩＣＡＬＳＴＲＵＣＴＵＲＥＯＦＴＨＥＰＬＡＮＥＣＵＢＩＣＳＹＳＴＥＭＩＮＴＨＥＵＮＤＥＴＥＲＭＩＮＥＤＳＩＧＮＣＡＳＥ￥ＬｉＸｕｅｍｉｎ；ＹａｎｇＤｉａｎｗｕ（ＤｅｐａｒｔｍｅｎｔｏｆＭａｔｈｅｍａｔｉｃｓ...
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LOCAL TOPOLOGICAL STRUCTURE OF THE PLANE CUBIC SYSTEM IN THE UNDETERMINED SIGN CASE |
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| Li Xuemin,Yang Dianwu.LOCAL TOPOLOGICAL STRUCTURE OF THE PLANE CUBIC SYSTEM IN THE UNDETERMINED SIGN CASE[J].Acta Mathematica Scientia,1995(1). |
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| Authors: | Li Xuemin Yang Dianwu |
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| Abstract: | In this paper we discuss the topological structure near the singular point O (0,0) of the plane cubic system in the undetermined sign case,and give thed coefficient conditions. |
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| Keywords: | topologicaal structure cudic system undetermined sign case |
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