TY - JOUR T1 - On the Positive and Negative Solutions of - Laplacian BVP with Neumann Boundary Conditions AU - G.A.Afrouzi , M.khaleghy Moghaddam, J.Mohammadpour and M.zameni JO - Journal of Information and Computing Science VL - 2 SP - 125 EP - 132 PY - 2024 DA - 2024/01 SN - 5 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/jics/22720.html KW - Keywords and phrases: positive and negative solution, Interior critical points, Quadrature method, Neumann boundary condition, p -Laplacian problem. AMS subject classification: 34B15, 34B18 AB - In the paper, we consider the following Neumann boundary value problem