| 二元函数极值充分条件的证明及条件极值的判定 |
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| 引用本文： | 王欣. 二元函数极值充分条件的证明及条件极值的判定[J]. 沈阳大学学报：自然科学版, 1996, 0(2) |
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| 作者姓名： | 王欣 |
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| 摘 要： | 本文利用方向导数证明了二元函数极值的充分条件.给出了判定二元函数条件极值为极大值或极小值的一个可行方法.
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| 关 键 词： | 极值 方向导数 条件极值 |
A Proof of the Adequate Conditions for D ualistic Function Extremum and Jadgment on Conditional Extremum |
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| Wang Xin. A Proof of the Adequate Conditions for D ualistic Function Extremum and Jadgment on Conditional Extremum[J]. Journal of Shenyang University, 1996, 0(2) |
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| Authors: | Wang Xin |
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| Abstract: | Abstract This article proves by directional deriratire the adequate conditions for dualistic function extremum. It provides afeasible method to judge dualistic function conditional ex-tremum to be big or small. |
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| Keywords: | extremum directional derivatire conditional extremum. |
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