This course has been developed by (Dr J. Sengupta Associate Professor ,University of Gour Banga).The Pi of this subject is (Prof.Manjusha Majumdar Professor, Department of Pure Mathematics, University of Calcutta, 35, Ballygunge Circular Road, Kolkata )and team members/contenr writers are (Dwijendra Narain Pandey, (Department of Mathematics, Indian Institute of Technology Roorkee) || Sandip Banerjee, (Department of Mathematics, Indian Institute of Technology Roorkee)).This course is being offered/adopted by this university