id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ejpam-4582	Boonpok, Chawalit; Viriyapong, Chokchai	On Some Forms of Closed Sets and Related Topics	2023	27	.pdf	application/pdf	11838	925	91	Then, we have [X − U (Λ,s)] ∩ U = ∅. Since X − U (Λ,s) is (Λ, s)-open and by (4), By the hypothesis, we have X = (X − F ) ∪A(Λ,s) and hence F = F ∩ [(X − F ) ∪A(Λ,s)] = F ∩A(Λ,s) ⊆ A(Λ,s).	cache/ejpam-4582.pdf	txt/ejpam-4582.txt