TY - BOOK AU - Esha Bukhari (52601) TI - Analysis of circular interval-valued pythagorean fuzzy aggregation operators U1 - 510 PY - 2025/// CY - Islamabad PB - (Unpublished) KW - Mathematics KW - Cir-IVPF KW - MABAC models KW - Circular economy KW - DBS KW - FEAS N1 - Submitted in partial fulfillment of the requirements for the degree of Master of Philosophy in Mathematics to the Department of Basic Since and Humanities; Includes bibliographical references; Thesis supervisor: Dr. Zeeshan Ali ; Thesis (M.Phil.)--Riphah International University, 2025 ER -