فهرس المقالات Novel corona virus model حرية الوصول المقاله صفحة الملخص نص كامل 1 - Numerical Solution of Nonlinear System of Ordinary Differential Equations by the Newton-Taylor Polynomial and Extrapolation with Application from a Corona Virus Model Bahman Babayar-Razlighi 10.30495/ijm2c.2021.685126