| 二次型的条件正定与条件负定 |
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| 引用本文： | 李辉.二次型的条件正定与条件负定[J].辽宁大学学报(自然科学版),2000,27(1):42-45. |
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| 作者姓名： | 李辉 |
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| 作者单位： | 辽宁省商务职业学院,基础部,辽宁,沈阳,110015 |
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| 摘 要： | 给出了二次型在某种条件下正定。负定性判别定理及推论，从而掖了二次型的正定性。
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| 关 键 词： | 半正定矩阵 二次型 条件正定 条件负定 |
| 文章编号： | 1000-5846(2000)01-0042-04 |
| 修稿时间： | 1999-10-06 |
The Conditional Positive Detinite and Conditional Negative Definite of Quadratic Form |
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| LI Hui.The Conditional Positive Detinite and Conditional Negative Definite of Quadratic Form[J].Journal of Liaoning University(Natural Sciences Edition),2000,27(1):42-45. |
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| Authors: | LI Hui |
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| Institution: | LI Hui
;(The Department of Basic Course, Liaoning Commercial Profession School, Shenyang Liaoning 110015) |
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| Abstract: | In the paper, we give the determination theorems and inferences of the positive and negative definite of quadratic form in some conditions, and thus extend the positive definite nature of quadratic form. |
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| Keywords: | half positive definite matrix quadratic form conditional positive definite conditional negative definite |
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