Resourse Person: Dr Ajith Parameswaran (Associate Professor, International Centre for  theoretical Sciences Tata  institute of  fundamental  Research, Banglore) Date: 24-09-2020 Venue: Online mode- Google meet   The Department of Mathematics had organized an online webinar on 21-9–2020. Dr Biju A, Principal had inaugurated the session.  Mr Gopalakrishnan K presided the program . Resourse person explains how the study of black holes has led to many important discoveries in physics, including the theory of general relativity and the idea of Hawking radiation, which suggests that black holes can slowly lose mass over time