[1] Cent Univ Rajasthan, Dept Math, Ajmer, Rajasthan, India
[2] Cent Univ Rajasthan, Dept Data Sci & Analyt, Ajmer, Rajasthan, India
[3] Indian Inst Technol Delhi, Dept Math, Delhi, India
[4] Cent Univ Rajasthan, Dept Data Sci & Analyt, Ajmer 305817, Rajasthan, India