| 模糊同余关系下的模糊粗糙群 |
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| 引用本文： | 李发光,张振良,李早荣. 模糊同余关系下的模糊粗糙群[J]. 昆明理工大学学报(自然科学版), 2011, 0(3): 69-74 |
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| 作者姓名： | 李发光 张振良 李早荣 |
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| 作者单位： | 云南民族大学数计学院;昆明理工大学津桥学院; |
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| 摘 要： | 给出了在模糊同余关系下模糊粗糙群的上、下近似的定义,应用模糊同余关系的截集的一些性质,研究了模糊同余下粗糙群的性质.
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| 关 键 词： | 群 上、下近似 同余关系 模糊同余关系 模糊粗糙群 |
Rough Group Based on Fuzzy Congruence Relations |
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| LI Fa-guang,ZHANG Zhen-liang,,LI Zao-rong. Rough Group Based on Fuzzy Congruence Relations[J]. Journal of Kunming University of Science and Technology(Natural Science Edition), 2011, 0(3): 69-74 |
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| Authors: | LI Fa-guang ZHANG Zhen-liang LI Zao-rong |
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| Affiliation: | LI Fa-guang1,ZHANG Zhen-liang1,2,LI Zao-rong1(1.School of Mathematics and Computer Science,Yunnan University of Nationalities,Kunming 650500,China,2.Oxbridge College,Kunming University of Science and Technology,Kunming 650106,China) |
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| Abstract: | In this paper,the definition of upper approximation and lower approximation about fuzzy rough group based fuzzy congruence relations are offered.Some properties of cut set about fuzzy congruence relations are adopted to discuss the properties about rough group based on fuzzy congruence relations. |
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| Keywords: | group upper(lower)approximation congruence relations fuzzy congruence relations fuzzy rough group |
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