| 用收敛类刻划第一可数公理 |
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| 引用本文： | 刁兴国,贾保国. 用收敛类刻划第一可数公理[J]. 石家庄经济学院学报, 1994, 0(5) |
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| 作者姓名： | 刁兴国 贾保国 |
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| 作者单位： | 河北职业技术师范学院(刁兴国)，河北地质学院(贾保国) |
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| 摘 要： | 本文用收敛类诱导出满足第一可数公理的拓扑空间,并得到一个拓扑空间满足第一可数公理的充要条件。
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| 关 键 词： | 有向集 网 收敛类 |
Description of the First Countability Axion by Using the Theory of Convergence Classes |
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| Diao Xingguo Jia Baoguo. Description of the First Countability Axion by Using the Theory of Convergence Classes[J]. Journal of Shijiazhuang University of Economics, 1994, 0(5) |
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| Authors: | Diao Xingguo Jia Baoguo |
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| Affiliation: | Diao Xingguo Jia Baoguo(Hebei college of career technology)(Hebei collegey of geology) |
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| Abstract: | In this paper ,the first countability axiom is described by using the theory of convergent classes and a sufficient and necessary condition for a space to satisfy the first countability axiom is obtained. |
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| Keywords: | Directed set Net Convergence classes |
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