| 二元函数的可微性与曲面的切平面 |
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| 引用本文： | 徐群正,宋述刚.二元函数的可微性与曲面的切平面[J].长江大学学报(社会科学版),2000(2). |
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| 作者姓名： | 徐群正 宋述刚 |
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| 作者单位： | 荆州电力职工学校!434100(徐群正)，荆州师范学院数学系!434104(宋述刚) |
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| 摘 要： | 从代数、几何、分析等几个方面论述了二元函数的可微、一致弱可微及其所表示的曲面在相应点处存在非铅垂切平面之间的关系 ,得到了它们之间的等价性定理
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| 关 键 词： | 可微 一致弱可微 切平面 |
ON DIFFERENTIALBILITY OF BIVARIBLE FUNCTION AND TANGENT PLANE OF CURVED SURFACES |
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| Xu QunzhengSong Shugang.ON DIFFERENTIALBILITY OF BIVARIBLE FUNCTION AND TANGENT PLANE OF CURVED SURFACES[J].Journal of Yangtze University:Social Sciences,2000(2). |
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| Authors: | Xu QunzhengSong Shugang |
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| Abstract: | In this paper,we discussed relationships among the differentialbility and uniform weak differentialbility of bivarible functions and non vertical tangent plane of curved surfaces related the function,and obtained a thorem of the equivelance among the functions and planes. |
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| Keywords: | differentialbility uniform weak differentialbility tangent plane |
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