J N IslamJamal Nazrul Islam received his PhD and ScD from the University of Cambridge. In 1984 he became Professor of Mathematics at the University of Chittagong, Bangladesh and is currently Director of the Research Centre for Mathematical and Physical Sciencs, University of Chittagong. Professor Islam has held research positions in university departments and institutes throughout the world, and has published numerous papers on quantum field theory, general relativity and cosmology. He has also written and contributed to several books. Read More Read Less