1. School of Historical Culture and Truism, Fuyang Teachers Collage, Fuyang, China
2. Department of Economic and Management, Anhui University of Chinese Medicine, Hefei, China
3. Department of Applied Mathematics of Iran University of Science and Technology (IUST), Tehran, Iran
4. School of Economic, Anhui vocational college of police officers, Hefei, China
5. Department of Mathematical Sciences, United Arab Emirates University, Al Ain, UAE
6. Department of Mathematics, School of Natural Sciences (SNS), National University of Sciences and Technology (NUST), Islamabad, Pakistan