aspg-21-3173-1791472299 20261008151139 American Scientific Publishing Group admin@americaspg.com American Scientific Publishing Group International Journal of Neutrosophic Science IJNS 2692-6148 2690-6805 2025 25 2 Ahmad A. Abubaker Faculty of Computer Studies, Arab Open University, Saudi Arabia Raed Hatamleh Department of Mathematics, Faculty of Science and Information Technology, Jadara University, P.O. Box 733, Irbid 21110, Jordan Khaled Matarneh Faculty of Computer Studies, Arab Open University, Saudi Arabia Abdallah Al-Husban Department of Mathematics, Faculty of Science and Technology, Irbid National University, P.O. Box: 2600 Irbid, Jordan; Jadara Research Center, Jadara University, Irbid 21110, Jordan The main goal of this work is to study the effect of applying Lagrange's polynomials on finding the numerical solutions of many different neutrosophic boundary value problems, where we use those polynomials to solve three different neutrosophic boundary value problems numerically, and we present many numerical tables to compare the accuracy of the solutions obtained by Lagrange's polynomials with other famous methods such as Adomian's method. 2025 197 205 3173 https://creativecommons.org/licenses/by/4.0/ 10.54216/IJNS.250217 https://www.americaspg.com/journal/21/article/3173 https://www.americaspg.com/storage/81737216637.pdf