Generalization of Pawlak's rough approximation spaces by using ij-chi- open sets and its applications

Faculty	Science	Year:	2017
Type of Publication:	ZU Hosted	Pages:
Authors:	Usama Abdelhamid Ibrahim Staff Zu Site Abstract In Staff Site
Journal:	JOURNAL OF INTELLIGENT & FUZZY SYSTEMS JOURNAL OF INTELLIGENT & FUZZY SYSTEMS	Volume:

Keywords :	Generalization , Pawlak's rough approximation spaces , using
Abstract:	In this paper, we introduce new generalizations concepts of chi-lower and chi-upper approximations which depend on the concept of chi-sets by using the bitopological notion 12-chi-open sets. Also, we study some of their basic properties. Ap

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