فهرس المقالات Jacobi polynomials حرية الوصول المقاله صفحة الملخص نص كامل 1 - Jacobi Operational Matrix Approach for Solving Systems of Linear and Nonlinear Integro-Differential Equations Khadijeh Sadri Zainab Ayati حرية الوصول المقاله صفحة الملخص نص كامل 2 - Collocation Method for Solving Systems of Fractional Differential Equations, A Case Study of HIV Infection by Using Muntz Wavelets Basis Maryam Bahmanpour 10.71932/ijm.2024.1195092