1. Department of Mathematics and Statistics, Manipal University Jaipur, Jaipur, Rajasthan, India
2. Department of Mathematics, S. S. Jain Subodh P.G. College, Jaipur, Rajasthan, India
3. Department of Mathematics, JECRC University, Jaipur, Rajasthan, India
4. Department of Mathematics, Faculty of Arts and Sciences, Cankaya University Eskisehir, Yukarıyurtcu Mahallesi, Etimesgut, Turkey + Institute of Space Sciences, Magurele-Bucharest, Romania + Lebanese American University, Beirut, Lebanon