00803nam a22001937a 4500 0 0 0 0 RIU RIU 2019-05-09 Riphah International University 0 511.3 QAM 50309 2019-05-09 00:00:00 1 2019-05-09 TH 24645 24645 Riphah International University 511.3 QAM Qamar Abbas (18257) On generalized roughness in semihypergroups Islamabad (unpublished) 2019 30 p. ; 30 cm. +CD Submitted in fulfillment of the requirements for the degree of Master of Philosophy in Mathematics to the Faculty of Basic Sciences and Humanities. Includes bibliographical references Thesis supervisor: Dr. Noor Rehman Thesis (M.Phil)--Riphah International University, 2019 English Generalized roughness Algebraic structure Rough sets Quasi hyperideal Semihypergroup FBSH TH