| 排异粗糙近似算子相关性质的研究 |
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| 引用本文： | 张蕾,秦克云. 排异粗糙近似算子相关性质的研究[J]. 西华大学学报(自然科学版), 2012, 31(3): 53-56 |
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| 作者姓名： | 张蕾 秦克云 |
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| 作者单位： | 西南交通大学数学学院,四川成都,610031 |
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| 基金项目： | 国家自然科学基金资助课题 |
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| 摘 要： | 借助一般二元关系R构造了排异关系#,并由集合的补运算C及排异关系#构造了排异粗糙上近似算子U#与排异粗糙下近似算子L#,讨论了它们的基本性质。
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| 关 键 词： | 粗糙集 排异关系 近似算子 |
Study on the Characteristics of Preclusivity Rough Approximation Operators |
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| ZHANG Lei , QIN Ke-yun. Study on the Characteristics of Preclusivity Rough Approximation Operators[J]. Journal of Xihua University(Natural Science Edition), 2012, 31(3): 53-56 |
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| Authors: | ZHANG Lei QIN Ke-yun |
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| Affiliation: | College of Mathematics,Southwest Jiaotong University,Chengdu 610031 China |
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| Abstract: | In this paper,the preclusive relation # is constructed based on general binary relations,the preclusivity rough upper and lower approximations are defined using complement operator C and preclusive relation #.Furthermore,the basic properties of these approximation operators are discussed. |
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| Keywords: | rough set preclusive relation approximation operator |
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