| 二阶曲线的几何定义与代数定义的等价性 |
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| 引用本文： | 娄国久. 二阶曲线的几何定义与代数定义的等价性[J]. 滨州学院学报, 2004, 20(4): 59-61 |
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| 作者姓名： | 娄国久 |
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| 作者单位： | 山东省教育学院,数理系,山东,济南,250013 |
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| 摘 要： | 建立了有关二阶曲线的 3 个引理,进而论证了二阶曲线的几何定义与代数定度的等价性.
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| 关 键 词： | 二阶曲线 实二次型 射影对应 非退化 等价性 |
| 文章编号： | 1008-2980(2004)04-0059-03 |
| 修稿时间： | 2004-07-10 |
Equivalence of the Geometric Definition and the Algebraic Definition for the Second Order Curves |
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| LOU Guo-jiu. Equivalence of the Geometric Definition and the Algebraic Definition for the Second Order Curves[J]. Journal of Binzhou University, 2004, 20(4): 59-61 |
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| Authors: | LOU Guo-jiu |
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| Abstract: | The paper first established three lemmas for second order curves,and then proved the equivalence of the geometric definition and the algebraic definition for the second order curves. |
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| Keywords: | second order curves real quadraticform projectivie correspondences non-degeneration equivalence |
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