The existence of solutions for singular nonlinear two point boundary value problems subject to Sturm Liouville boundary conditions with p Laplacian operators is studied by the method of upper and lower solutions.

• 利用上下解方法证明一类具有 p Laplacian算子的Sturm Liouville型二阶非线性奇异微分方程的两点边值问题的解的存在性 .