期刊名称:International Journal of Mathematics and Mathematical Sciences
印刷版ISSN:0161-1712
电子版ISSN:1687-0425
出版年度:2003
卷号:2003
期号:9
页码:549-556
DOI:10.1155/S0161171203110277
出版社:Hindawi Publishing Corporation
摘要:
The fuzzification of PI ( ≪ , ⫅ , ⫅ ) BCK -ideals is considered. Using the notion of α -cut, characterization of fuzzy PI ( ≪ , ⫅ , ⫅ ) BCK -ideals is given. Conditions for a fuzzy set to be a fuzzy PI ( ≪ , ⫅ , ⫅ ) BCK -ideal are provided.