1. Department of Mathematics, University of Swabi , Khyber Pakhtunkhwa 23200 , Pakistan
2. School of Economics and Management, Hanshan Normal University , Chaozhou , 515041 , China
3. Department of Basic Sciences, University of Engineering and Technology Peshawar , Peshawar , Pakistan
4. Department of Mathematics and Statistics, Macquarie University , Sydney , Australia
5. Department of Mathematics, FATA University , Khyber Pakhtunkhwa 23200 , Pakistan
6. Mathematics in Applied Sciences and Engineering Research group, Scientific Research Center, Al-Ayen University , Thi-Qar , 64001 , Iraq
7. Department of Mathematics, Hanshan Normal University , Chaozhou , 515041 , China