فهرس المقالات Nooshin Pashmakian المقاله 1 - Using the Finite Differences Method for the Fredholm Integral Equations of the Second Kind 20.1001.1.25382217.2022.16.1.7.3 Nooshin Pashmakian Ali Farajzadeh نورالدین پرندین Theory of Approximation and Applications , العدد 1 , السنة 16 , زمستان 2022