On the equivalence of four definitions of compactness of LF subsets
In this paper, the equivalence of four definitions of fuzzy compactness, strong fuzzy compactness, N-compactness and ultra-fuzzy compactness of L-fuzzy subsets is discussed systematically. A series of good results is obtained. (C) 2001. Elsevier Science B.V. All rights reserved.
fuzzy compact strong fuzzy compact n-compact ultra-fuzzy compact hausdorff space weakly induced space