AL-Nami, Maryam Ibrahim2022-05-182022-05-182015735https://drepo.sdl.edu.sa/handle/20.500.14154/3862the electromagnetic field is a valuable research area that helps to develop various applications in the domains of medicine, engineering, telecommunications, etc. the electromagnetic field generated by a sheet current is an electric current that is confined to a surface. it can be obtained by integrating the line current expansions using neumann and struve functions. these functions have known mathematical properties, including their series expansions.enThesis