1. Department of Mathematics, College of Arts and Sciences, Prince Sattam bin Abdulaziz University, Wadi Aldawaser 11991, Saudi Arabia
2. Department of Mathematics, Kongunadu Arts and Science College, Coimbatore 641029, India
3. Department of Mathematics, College of Science and Humanities in Alkharj, Prince Sattam bin Abdulaziz University, Alkharj 11942, Saudi Arabia
4. Saveetha School of Engineering, SIMATS, Chennai, India