1. University College of Engineering BIT Campus Anna University,Department of Mathematics,Trichy,pin 620024
2. Karunya Institute of Technology and Sciences,Dept of Mathematics,Coimbatore,Tamil Nadu
3. Jl. BrigjendDharsono No.12b, Kertawinangun, Kedawung, Cirebon,West Java,Indonesia,45153
4. Product Head at Subex,London,UK
5. University of Delhi,Department of physics