Jamil Mahmoud Jamil Intisar Elaiwi Ubaid
(University of Diyala, 2016)
The main purpose of this paper is to introduce and study generalization of open sets called 𝑃𝛽-
open. This class is weaker than the class 𝑝𝜃-open sets and stronger than the class pre-open
sets. We studied the relation ...