TY - BOOK AU - Rubab Waheed (21535) TI - Topological indices defined in terms of fraction of two indices and their relative graph extremals U1 - 510 PY - 2022/// CY - Lahore PB - (unpublished) KW - Mathematics KW - Topological indices KW - Graph operations KW - Harmonic index KW - Graph theory KW - Randic index KW - Vertex KW - MS-Mathematics KW - RICAS N1 - A thesis submitted in partial fulfillment of the requirements for the degree of Master of philosophy in Mathematics; Includes bibliographical references; Thesis Supervisor: Dr. Mehar Ali Malik; Thesis (MS)--Riphah International University, 2022 ; Registration no: S20C14G06015 ER -