| 平面自治系统的有界性 |
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| 引用本文： | 桂贤敏,吴庆初.平面自治系统的有界性[J].南方冶金学院学报,2008,29(1):68-70. |
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| 作者姓名： | 桂贤敏 吴庆初 |
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| 作者单位： | [1]江西理工大学理学院,江西赣州341000 [2]江西师范大学数学与信息科学学院,南昌330022 |
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| 摘 要： | 研究一般平面自治系统的解的有界性．给出了两个有界性的充分条件和一个闭轨存在性的判据．
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| 关 键 词： | 平面自治系统 有界性 充分条件 闭轨存在性. |
| 文章编号： | 1007-1229（2008）01-0068-03 |
| 收稿时间： | 2007-06-04 |
| 修稿时间： | 2007年6月4日 |
Boundedness of Solutions for Autonomous Planar Systems |
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| GUI Xian-min,WU Qing-chu.Boundedness of Solutions for Autonomous Planar Systems[J].Journal of Southern Institute of Metallurgy,2008,29(1):68-70. |
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| Authors: | GUI Xian-min WU Qing-chu |
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| Affiliation: | GUI Xian-min, WU Qing-chu ( 1 .Faculty of Science, Jiangxi University of Science and Technology, Ganzhou 341000, China; 2.Department of Mathematics and Information Engineering, Jiangxi Normal University, Nanchang 330027 , China) |
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| Abstract: | In this paper the authors study the boundedness of solutions of the autonomous planar systems and give two sufficient conditions for all solutions to be bounded and one sufficient condition for existence of periodic solutions. |
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| Keywords: | autonomous planar system boundedness sufficient conditions periodic solutions |
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