Abed AT, Al-Rawi ES. New Mittag-Leffler Spectral Method Based on Fractional Chelyshkov Polynomial to Solve Multi-Type of Fractional Ordinary Differential Equations. Iraqi Journal of Science [Internet]. 2025 Aug. 30 [cited 2025 Dec. 16];66(8):3354-66. Available from: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/13107