| 化简二次型方法的探讨 |
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| 引用本文： | 许娟.化简二次型方法的探讨[J].安庆师范学院学报(自然科学版),2015(1):109-111,130. |
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| 作者姓名： | 许娟 |
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| 作者单位： | 安庆师范学院 数学与计算科学学院,安徽 安庆,246133 |
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| 摘 要： | 二次型是高等代数中非常重要的内容。化二次型为标准形是二次型教学中的重点与难点,除了线性替换法、矩阵法两个常用方法外,这里我们将给出从解析几何的角度出发的一种新方法,该方法简单、直观。
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| 关 键 词： | 二次型 标准形 二次曲面 主径面 |
Discussion on the Simplification Method of Quadric Form |
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| XU Juan.Discussion on the Simplification Method of Quadric Form[J].Journal of Anqing Teachers College(Natural Science Edition),2015(1):109-111,130. |
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| Authors: | XU Juan |
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| Institution: | XU Juan;Department of Mathematics,Anqing Teachers College; |
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| Abstract: | Quadratic form is an very important content in advanced algebra.How to simplify quadratic form to standard form is important and difficult in teaching.In addition to the linear replacement method and the matrix method, we will present a new approach the analytic geometry angle.The method is simple and intuitive. |
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| Keywords: | quadratic form standard form quadratic surface principal radial plane |
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