| 极不连通空间的新特征 |
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| 引用本文： | 马保国. 极不连通空间的新特征[J]. 延安大学学报(自然科学版), 1997, 16(2): 14-17 |
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| 作者姓名： | 马保国 |
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| 作者单位： | 延安大学数学系 |
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| 摘 要： | 本文从研究半拓扑子集出发，给出了极不连通空间的若干新特征。我们还研究了半连续映射、几乎开映射与不定映射间的关系
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| 关 键 词： | 极不连通空间；半预开集；预开集；δ－开（闭）集 |
A New Characterization of Extremally Disconnected Space |
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| Ma Baoguo. A New Characterization of Extremally Disconnected Space[J]. Journal of Yan'an University(Natural Science Edition), 1997, 16(2): 14-17 |
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| Authors: | Ma Baoguo |
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| Affiliation: | Department of Mathematics |
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| Abstract: | This paper starts from semi-topological subsets and proves that extremally disconnected space is newly characterized by some equivalent conditions.And the relations among semi-continuous mapping,almost open mapping and irresolute mapping are also studied. |
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