Dr. A.R. Madhusudana Reddy. The study of mathematical objects and structures that are countable or discrete.The study of mathematical objects and structures that are countable or discrete. ADJM [Internet]. 2023 Oct. 1 [cited 2024 Oct. 5];22(2):13-22. Available from: https://newjournalzone.in/index.php/ijmfsmr/article/view/46