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The Algebraic Property of Rough Sets
Author(s): 
Pages: 91-94
Year: Issue:  4
Journal: JOURNAL OF CHANGSHA UNIVERSITY OF ELECTRIC POWER(NATURAL SCIENCE)

Keyword:  粗糙集Nelson代数双Stone代数Lukasiewicz三值代数R0-代数;
Abstract: 讨论了近似空间中粗糙集的代数性质,给出了粗糙并、交、补的定义,并定义了粗糙集的伪补元、对偶伪补元.且从多方面研究了粗糙集的代数性质,如:它是一个有界分配的原子格、半单的Neslon代数、双Stone代数,甚至是Lukasiewicz三值代数.
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