Existence of Positive Solutions of Fourth-Order Problems with Integral Boundary Conditions
Department of Mathematics, Northwest Normal University, Lanzhou 730070, China
Boundary Value Problems 2011, 2011:297578 doi:10.1155/2011/297578Published: 3 August 2010
We study the existence of positive solutions of the following fourth-order boundary value problem with integral boundary conditions, , , , , , , where is continuous, are nonnegative. The proof of our main result is based upon the Krein-Rutman theorem and the global bifurcation techniques.