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| 引用本文： | 赵希顺.~( |
| 作者姓名： | 赵希顺 |
| 作者单位： | 河南师范大学数学系 |
| 摘 要： | 本文引进了~( |
| 关 键 词： | 无界闭集 稳定集 理想 滤子 |
Closed and Unbounded Sets on~( |
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| Zhao Xishun Dept.of Math..Closed and Unbounded Sets on~( | |
| Authors: | Zhao Xishun Deptof Math |
| Institution: | Zhao Xishun Dept.of Math. |
| Abstract: | In this paper,we introduce concepts of closed unbounded sets and stationary sets,and investigate their poperties.at last,we prompt some open proplems. |
| Keywords: | closed unbounded set stationary set ideal filter |
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