Institution: | 1.Department of Applied Mathematics,Indian Institute of Technology (Indian School of Mines) Dhanbad, Jharkhand, India ;2.Department of Mathematics and Statistics, School of Basic Science, Manipal University Jaipur, Rajasthan, India ;3.Celestial Mechanics and Space Dynamics Research Group (CMSDRG), Astronomy Department, National Research Institute of Astronomy and Geophysics (NRIAG), Helwan-11421, Cairo, Egypt ; |