TY - BOOK AU - Muhammad Safdar Nazeer (39204) TI - Multi-attribute decision making based on Aczel-Alsina aggregation operators for internal-valued-spherical fuzzy information U1 - 510 PY - 2023/// CY - Lahore PB - (unpublished) KW - Mathematics KW - Aczel-alsina KW - Interval valued pythagorean KW - Aggregation operators KW - Comparative study KW - Fuzzy information KW - Decision making KW - MS-Mathematics KW - RICAS N1 - Submitted in partial fulfilment of the requirements for the degree of Master of Philosophy in Mathematics; Includes bibliographical references; Thesis supervisor: Prof. Dr. Kifayat Ullah; Thesis (MS-Mathematics)--Riphah International University, 2023 ER -