Galoitica: Journal of Mathematical Structures and Applications GJMSA 2834-5568 10.54216/GJSMA https://www.americaspg.com/journals/show/1637 2022 2022 Faculty Of Science, Beirut Arab University, Beirut, Lebanon Josef Al Jumayel In this paper we study the gamma function and its representation for complex variable, using either a series or an appropriate integral and its applications in solving some types of Integral Equations and their relation to the Riemann zeta function. 2023 2023 21 25 10.54216/GJMSA.040103 https://www.americaspg.com/articleinfo/33/show/1637