| 有关方向导数性质的讨论 |
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| 引用本文： | 刘彦慧,杨春玲. 有关方向导数性质的讨论[J]. 高师理科学刊, 2012, 0(2): 17-19 |
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| 作者姓名： | 刘彦慧 杨春玲 |
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| 作者单位： | 黑龙江科技学院理学院 |
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| 基金项目： | 黑龙江省科技厅科学技术项目(12523048) |
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| 摘 要： | 文献[1-2]对方向导数有2种不同的定义,将不同的定义进行了对比,讨论了方向导数与偏导数的关系,得到了一些重要性质.
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| 关 键 词： | 方向导数 偏导数 定义 |
Discussion on the nature of the directional derivative |
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| LIU Yan-hui,YANG Chun-ling. Discussion on the nature of the directional derivative[J]. Journal of Science of Teachers＇College and University, 2012, 0(2): 17-19 |
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| Authors: | LIU Yan-hui YANG Chun-ling |
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| Affiliation: | (School of Science,Heilongjiang Institute of Science and Technology,Harbin 150027,China) |
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| Abstract: | References [1-2] give two different definitions of directional derivative.Compared the different definitions,discussed the relation between directional derivative and the partial derivative,obtained some important properties. |
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| Keywords: | directional derivative partial derivative definition |
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