TY - BOOK AU - Muhammad Rizwan (37212) TI - Investigation of algorithms and methods for decision support systems using aggregation operators U1 - 510 PY - 2025/// CY - Lahore PB - (unpublished) KW - Mathematics KW - Aggregation operators KW - Numerical problem KW - Triangular norms KW - Decision making KW - Fuzzy sets KW - Multi-attribute KW -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: Dr. Kifayat Ullah; Thesis (MS-Mathematics)--Riphah International University, 2025 ER -