1. Department of Mathematics and Statistics , University of Victoria , Victoria , British Columbia V8W 3R4 , Canada ; and Department of Medical Research, China Medical University Hospital, China Medical University, Taichung 40402, Taiwan; and Center for Converging Humanities, Kyung Hee University, 26 Kyungheedae-ro, Dongdaemun-gu, Seoul 02447, Republic of Korea; Department of Mathematics and Informatics, Azerbaijan University, 71 Jeyhun Hajibeyli Street, AZ1007 Baku, Azerbaijan; and Department of Applied Mathe
2. Department of Mathematics , School of Basic Sciences and Research , Sharda University , Greater Noida 201306, Uttar Pradesh , India
3. Department of Applied Sciences and Humanities , Faculty of Engineering and Technology , Jamia Millia Islamia (A Central University) , New Delhi 110025 , India