| 重极限存在的充要条件之注记 |
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| 引用本文： | 曹慧珍. 重极限存在的充要条件之注记[J]. 大学数学, 2012, 28(1): 175-179. DOI: 10.3969/j.issn.1672-1454.2012.01.037 |
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| 作者姓名： | 曹慧珍 |
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| 作者单位： | 温州大学瓯江学院,浙江温州,325035 |
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| 摘 要： | 对多元函数的重极限进行深入探讨,得到变量趋于一点时重极限存在的充要条件,并把结论推广到变量趋于无穷的情况.
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| 关 键 词： | 重极限 充要条件 一致性 |
A Note of Necessary and Sufficient Condition of Double Limit Existentially |
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| CAO Hui-zhen. A Note of Necessary and Sufficient Condition of Double Limit Existentially[J]. College Mathematics, 2012, 28(1): 175-179. DOI: 10.3969/j.issn.1672-1454.2012.01.037 |
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| Authors: | CAO Hui-zhen |
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| Affiliation: | CAO Hui-zhen(College of Oujiang,Wenzhou University,Wenzhou,Zhejiang 325035,China) |
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| Abstract: | A necessary and sufficient condition of double limit existentially was given based on the analysis of limit of many variable when variables trend to a point,and the conclution was generalized to variables trend to infinity. |
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| Keywords: | double limit necessary and sufficient Condition uniformity |
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