1. CSE Department, UIET, Kurukshetra University, Kurukshetra 136118, Haryana, India
2. Department of Mathematics, Government College for Girls Palwal, Kurukshetra 136118, Haryana, India
3. Faculty of Mechanical, Industrial and Maritime Engineering, “Ovidius” University of Constanta, 900527 Constanta, Romania
4. Academy of Romanian Scientists, IIfov Street, 030167 Bucharest, Romania