Positive solutions for a fractional boundary value problem

• DOI: 10.1016/j.aml.2015.12.006
• Publication Date: 2015-12-18T05:00:33Z
• Authors: John R. Graef; Lingju Kong; Bo Yang
• Keywords: 0101 mathematics; 01 natural sciences

We obtain a new upper estimate for the Green’s function associated with a higher order fractional boundary value problem. As an application of this result, criteria for the existence of positive solutions of the problem are then established.