1. Department of Mathematics, Poornima College of Engineering , Jaipur , India
2. Department of Mathematics, Anand International College of Engineering , Jaipur-303012 , India
3. Department of Mathematics and Computer Science, Faculty of Informatics and Sciences, University of Oradea, 1 Universitat, ii Str. , 410087 Oradea , Romania
4. Department of Mathematics, Nonlinear Dynamics Research Center (NDRC), Ajman University , Ajman P.O. Box 346 , United Arab Emirates
5. Department of Mathematics, Peoples’ Friendship University of Russia (RUDN University), 6 Miklukho-Maklaya St , 117198 Moscow , Russian Federation
6. Department of Mathematics, Faculty of Science, University of Jordan , Amman 11942 , Jordan