1. Department of Mathematics, Shivagangotri, Davangere University, Davangere, Karnataka, India
2. Institute of Machine and Product Design, University of Miskolc, Miskolc, Egyetemváros, Hungary
3. Department of Physics, College of Science, King Faisal University, AI-Ahsa, Saudi Arabia
4. Department of Physics, Laboratory of Fluid Mechanics, Faculty of Science of Tunis, University of Tunis EI Manas, Tunis, Tunisia