Hussain AH. Improving Nonlinear Van der Pol Equation Numerical Solutions using a Hybrid GA-PSO Algorithm and Dynamic Adaptive Collocation Method. J. Al-Qadisiyah Comp. Sci. Math. [Internet]. 2026 Sep. 30 [cited 2026 Oct. 1];18(3):Math 12–17. Available from: https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/2802