Jasim, O.A. and Al-Rozbayani, A.M. 2026. Solving 2nd Order Volterra Integro-Differential Equations by Using IDRLnet Library and Physics-informed neural networks. Iraqi Journal of Science. 67, 3 (Mar. 2026), 1668–1684. DOI:https://doi.org/10.24996/ijs.2026.67.3.31.