Fuzzy rough sets based on Lukasiewicz t-norm and residuated implication
ZHONG Yu-tian1,WANG Feng2,QIN Ke-yun3
1.Computer and Information Technology College,Henan Normal University,Xinxiang,Henan 453007,China 2.School of Mathematics and Statistics,Nanyang Normal University,Nanyang,Henan 473061,China 3.Department of Mathematics,Southwest Jiaotong University,Chengdu 610031,China