00900nam a22002057a 4500 0 0 0 1 GGL GGL 2024-06-06 0 510 NIS 95811 2024-06-06 00:00:00 1 TH 54966 54966 Riphah International University NIS 510 Nisar Ali (42422) Azcel alsina aggregation operators for multi-attribute group decision making using Pythagorean fuzzy rough sets Lahore (unpublished) 2023 various pages ill. ; 28.5 cm. +CD Submitted in fulfillment of the requirements for the degree of Master of Philosophy in Mathematics Includes bibliographical references Thesis supervisor:Dr. Kifayat Ullah Thesis (MS)--Riphah International University, 2023 Registration no:S22C14G06013 English Mathematics Rough fuzzy Aggregation operators Data aggregation Decision making Fuzzy set Crisp sets MS_Maths RICAS TH