Prof Shahram Rezapour, He is full-professor of mathematics at Azarbaijan Shahid Madani University (Iran), and visiting professor position at China Medical University, Taichung, Taiwan. He had also eminent scholarship position at Kyung Hee University, Seoul, Republic of Korea in 2023. His name appeared in the list of Highly cited researchers in 2016 2017 and 2021. He has published more than 400 papers and some books during the years 2002-2024. His works are in different areas of Mathematics such Functional Analysis, Approximation Theory, Fixed Point Theory, Fractional Calculus, Finite Difference Equations, Numerical Analysis, Inclusion Problems, Bio-Mathematics and Modeling Theory.