The Department of Mathematics was organized one day Heber International Conference on Applied Mathematics in Virtual mode on 7h November, 2020. Inaugural function of the Conference was started at 9.15 a.m. Dr. D. Paul Dhayabaran, Principal, Bishop Heber College (Autonomous), Tiruchirappalli delivered the Presidential address. Dr. B. K. Mohanty, Professor of Quantitative techniques, IM, Lucknow delivered the Chief Guest on "ROLE OF MATHEMATICS IN INTER DISCIPLINARY FIELDS". Dr. K.A. Asrar Ahmed, Professor of Marketing, XIME, Bangalore, rendered the special address on "APPLICATION OF ANALYTICS IN MARKETING". Parallel Sessions were scheduled at two batches, 11 a.m. to 1 a.m. and 2.30 p.m.to 4 p.m., respectively. Valedictory function of the Conference was commenced in the evening at 5.30 p.m. Dr. D. Dinesh S. Dave, Professor & Director of Supply Chain Management, Department of Marketing & Supply Chain Management, Johna. Walker College of Business, Appalachian State University, Boone, North Carolina delivered the Chief Guest address on "QUANTTTATIVE MODELS IN SUPPLY CHAIN MANAGEMENT". Dr. Varinder Sharma, Professor of Marketing, Eberly College of Business and Information Technology Indiana University of Pennsylvania, Pennsylvania, USA rendered the special address on "THEORY BULDING AND THEORY TESTING".