1. Department of Mathematics, Kazi Nazrul University, Asansol 713340, West Bengal, India
2. Department of Mathematics & Statistics, Banasthali Vidyapith, Rajasthan 304 022, India
3. Department of Industrial Engineering, Yonsei University, 50 Yonsei-ro, Sinchon-dong, Seodaemun-gu, Seoul 03722, South Korea
4. Center for Transdisciplinary Research (CFTR), Saveetha Dental College, Saveetha Institute of Medical and Technical Sciences, Saveetha University, 162, Poonamallee High Road, Velappanchavadi, Chennai, Tamil Nadu 600077, India