Ujjal Debnath Ujjal Debnath Assistant Professor, Mathematics Ph.D. in Mathematics (specialization in Relativity and Cosmology) from Jadavpur University, India in 2004.. Master's degree (in Mathematics) from Jadavpur University, India in 1999. Bachelor's degree (in Mathematics) from Jadavpur University, India in 1997. Contact Addresses Residence C/289, Bapujinagar, Jadavpur, Kolkata-700 092, West Bengal, India Phone (office) +91 - 33 - 26684561/62/63 Mobile email ujjaldebnath@yahoo.com , ujjal@math.iiests.ac.in Research Areas Theory of Relativity, Cosmology, Accelerating Universe, Dark Energy, Modified Gravity, Universal Thermodynamics, Dynamical System, Gravitational Collapse, Black Hole, Wormhole Recent Publications Courses Undertaken Department of Mathematics, BESU, Shibpur - 7111 03, INDIA