| 选择理论中两个结论的改进 |
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| 引用本文： | 燕鹏飞. 选择理论中两个结论的改进[J]. 数学研究及应用, 1998, 18(1): 131-134 |
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| 作者姓名： | 燕鹏飞 |
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| 作者单位： | 安徽大学数学系 |
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| 摘 要： | 本文利用可数序基的概念，讨论了下半连续集值映射的选择问题，改进了选择理论中的两个经典结论．
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| 关 键 词： | 连续选择 可数序基 |
| 收稿时间： | 1994-09-06 |
| 修稿时间： | 1997-08-29 |
The Improvement of Two Results in Selection Theory |
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| Yan Pengfei. The Improvement of Two Results in Selection Theory[J]. Journal of Mathematical Research with Applications, 1998, 18(1): 131-134 |
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| Authors: | Yan Pengfei |
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| Affiliation: | Dept. of Math.; Anhui Univ.; Hefei 230039 |
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| Abstract: | In this paper, we prove the selection theorems of set valued mappings with valus in the space having bases of countable order, two famous results are improved. |
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| Keywords: | continuous selection bases of countable order. |
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