A uniqueness result for infinite semipositone p-Laplacian problems in a ball
K. D. Chu, D. D. Hai, R. Shivaji · Complex Variables and Elliptic Equations · 2021
We prove the uniqueness of positive radial solutions to a class of singular p-Laplacian equations in a ball with Dirichlet boundary condition when a parameter is large. The reaction term exhibits infinite semipositone structure at zero and is not necessarily increasing or concave on (0,∞).