New solitary wave solutions of the Korteweg-de Vries (KdV) equation by new version of the trial equation method. Electron. J. Appl. Math. [Internet]. 2023 May 9 [cited 2025 May 6];1(1):101-13. Available from: https://www.ejamjournal.com/index.php/ejam/article/view/ejam.20231130