Generalized Lower and Upper Approximations in Quantales

被引：12
|
作者：
Xiao, Qimei [1 ,2 ]
Li, Qingguo [1 ]
机构：
[1] Hunan Univ, Coll Math & Econometr, Changsha 410082, Hunan, Peoples R China
[2] Changsha Univ Sci & Technol, Sch Math & Comp Sci, Changsha 410004, Hunan, Peoples R China
来源：
JOURNAL OF APPLIED MATHEMATICS | 2012年
基金：
美国国家科学基金会;
关键词：
ROUGH SETS; IDEALS; RINGS;
D O I：
10.1155/2012/648983
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
We introduce the concepts of set-valued homomorphism and strong set-valued homomorphism of a quantale which are the extended notions of congruence and complete congruence, respectively. The properties of generalized lower and upper approximations, constructed by a set-valued mapping, are discussed.
引用
收藏
页数：11
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