1. Department of Mathematics, Acharya Nagarjuna University Campus, Ongole 523001, Andhra Pradesh, India
2. Department of Mathematics, Lakireddy Balireddy College of Engineering, L.B. Reddy Nagar, Mylavaram 521230, Andhra Pradesh, India
3. Department of Mathematics, School of Humanities and Sciences, SASTRA Deemed University, Thanjavur 613401, TN, India
4. Faculty of Engineering, Kuwait College of Science and Engineering, Doha District, 35004, Kuwait