1. School of Mathematics and Statistics Nanjing University of Information Science and Technology Nanjing China
2. IT4Innovations VSB – Technical University of Ostrava Ostrava‐Poruba Czech Republic
3. Department of Statistics Quaid‐i‐Azam University Islamabad Pakistan
4. Department of Basic Sciences, College of Science and Theoretical Studies Saudi Electronic University (Jeddah‐M), Riyadh Saudi Arabia
5. Department of Mathematical Sciences Umm Al‐Qura University Makkah Saudi Arabia
6. Department of Mathematics Faculty of Education Ain Shams University Cairo Egypt