IFS-compact

定義

• An IFTS? (X, Ψ) is called intuitionistic fuzzy semi compact (briefly,IFS-compact) if and only if every an semiopen cover of X has a finite subcover which covers X.

性質

注意

出典

• Hanafy, I. M. , Abd El-Aziz, A. M. and Salman, T. M., Semi θ-compactness in intuitionistic fuzzy topological spaces. (English, Persian summary), Iran. J. Fuzzy Syst. 3 (2006), no. 2, 53--62, 98.