| 弱于可数紧性的性质 |
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| 引用本文： | 葛英.弱于可数紧性的性质[J].辽宁师范大学学报(自然科学版),1994,17(3):199-200. |
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| 作者姓名： | 葛英 |
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| 作者单位： | 武警南京指挥学校 |
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| 摘 要： | 讨论了弱于可数紧性的若干性质，主要结果是：空间Ｘ是可数紧的当且仅当Ｘ是闭遗传星紧的；空间Ｘ是紧的当且仅当Ｘ是仿紧且ｄｆｃｃ的．
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| 关 键 词： | 星紧，弱紧，dfcc |
SOME PROPERTIES IMPLIED BY COUNTABLE COMPACTNESS |
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| Ge Ying.SOME PROPERTIES IMPLIED BY COUNTABLE COMPACTNESS[J].Journal of Liaoning Normal University(Natural Science Edition),1994,17(3):199-200. |
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| Authors: | Ge Ying |
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| Institution: | Armed Police Naming Director College Naming 210038 |
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| Abstract: | Some properties are discussed which are implied by countable compactness.The main results are as follows.(1) Countable compactness is equivalent to closed hereditary starcompactness.(2) A space X is compact if and only if X is paracompact and dfcc. |
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| Keywords: | starcompact feebly compact dfcc |
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