1. Department of Mathematics, School of Applied Sciences, REVA University, Bengaluru, Karnataka, India
2. Department of Mechanical Engineering, Faculty of Engineering and Technology, Jain (Deemed-to-be) University, Bengaluru, Karnataka, India
3. Department of Mathematics, College of Science, King Khalid University, Abha, Saudi Arabia
4. Department of Studies and Research in Mathematics, Davangere University, Karnataka, India