About author:CHENG Yi(1977-),female,native of Chongqing,M.S.D.,engages in rough set theory and application;MO Zhi-wen(1964-),male,native of Chengdu,Sichuan,a professor of Sichuan Normal University,engages in rough set theory and rough set application.
Supported by:
Supported by the National Natural Science Foundation(69803007)
CHENG Yi , MO Zhi-wen. The Close-degree of Fuzzy Rough Sets and Rough Fuzzy Sets and the Application [J]. Chinese Quarterly Journal of Mathematics, 2002, 16(3): 70-77.