Dr. Safiqul Islam is an Indian citizen presently working as Associate Professor of Mathematics at King Faisal University, Kingdom of Saudi Arabia. Previously, he has worked as Faculty, Department of Mathematics, St. Theresa International College, Thailand, from 2019 to 2021. He conducted his postdoctoral research at the Harish-Chandra Research Institute, Allahabad, India, from 2016 to 2019. It is acclaimed as the best academic research institute in India affiliated to HBNI, Govt. of India. He received his Ph.D in Science in 2014 from the Department of Mathematics, Jadavpur University, Kolkata, India (Sub: Some Theoretical Features of Wormholes and Gravastars ). He also qualified in SET in 2015, conducted by the West Bengal College Service Commission (Sub : Mathematical Sciences ) for Assistant Professor in Colleges and Universities. He has research experience in Applied Mathematics, Differential Equations, Tensor Algebra, Differential Geometry, Theoretical Astrophysics, General Relativity and Gravitation, Cosmology, Wormholes and Gravastars, Star Modeling, and Modified Gravity, which are the basic topics in Mathematical Physics too.