| 开性度模糊拓扑空间 |
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| 引用本文： | 党发宁.开性度模糊拓扑空间[J].宁夏大学学报(自然科学版),1994,15(3):18-21,39. |
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| 作者姓名： | 党发宁 |
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| 作者单位： | 宁夏大学数学系 |
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| 摘 要： | 给出开性度模糊拓扑空间的分解定理和判定定理，引入保度开（闭）映射的概念并讨论其简单性质，最后证明了一个形成新开性度模糊拓扑空间的定理。
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| 关 键 词： | 特征函数 模糊拓扑空间 开性度 |
Gradation of Openness of Fuzzy Topological Spaces |
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| Dang Faning.Gradation of Openness of Fuzzy Topological Spaces[J].Journal of Ningxia University(Natural Science Edition),1994,15(3):18-21,39. |
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| Authors: | Dang Faning |
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| Abstract: | Decomposition theorem and a decision theorem of gradation of open-ness of fuzzy topological spaces are given in this paper.The concept of gra-dation Preserving open(closed)mapping and then study their properties are-obtained.The theorem of induced gradation of openness of fuzzy topologicalspaces is also discussed. |
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| Keywords: | gradation of openness(closedness)of fuzzy topological spaces gradation preserving open(closed )mapping eigenfunction |
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