| SRNO | Employee | Title of Lecture | Level (State/National/International) | Organized by | Organized on |
| 1 | DR. RUPAK BHATTACHARYYA | Fuzzy Portfolio Selection in Uncertain Environments: An Overview, | National | UGC Sponsored National Seminar on Recent Advances in Operations Research, organized byDepartment of Mathematics, Purash kanpur Haridas Nandi Mahavidyalaya, Howrah. 2 -3 August, 2012. | 2012-08-02 |
| 2 | DR. RUPAK BHATTACHARYYA | Portfolio Selection in Fuzzy Environment | National | National Conference on Advancements of Computing in Engineering Research, Organized by Global Institute of Management and Technology, Krishnagar. 22-23 March, 2013 | 2013-03-23 |
| 3 | DR. RUPAK BHATTACHARYYA | Fuzzy Portfolio Selection | National | National Seminar on Role of Mathematics in Socio-Economic Research, organized by Operational Research Society of India, Kolkata Chapter and Heritage Institute of Technology, Kolkata. 28 -29 March, 2015. | 2015-03-28 |
| 4 | DR. RUPAK BHATTACHARYYA | Fuzzy Logic | National | National Seminar on Mathematical Applications in Industry for Engineers, organized by Adamas Institute of Technology, Barasat. 13 May, 2015 | 2015-05-13 |
| 5 | DR. RUPAK BHATTACHARYYA | Live with Mathematics | State | Induction Programme 2020, organized by the Post Graduate Department of Mathematics, Brahmananda Keshab Chandra College, Kolkata. 20 October, 2020 | 2020-10-20 |
| 6 | DR. RUPAK BHATTACHARYYA | Artificial Intelligence | State | Department of Mathematics, Raja Peary Mohan College, Uttarpara, Hooghly. 13 June, 2024 | 2024-06-13 |
| 7 | DR. RUPAK BHATTACHARYYA | Zero, Decimal, and Beyond: India's Mathematical Legacy | State | Certificate Course on Indian Knowledge System, organized by Department of Philosophy, Bijoy Krishna Girls’ College, Howrah and Ramkrishna Mission Vidyamandira, Belur Math. 23 November, 2024 | 2024-11-23 |