Karaca I.Y.2019-10-272019-10-2720130035-75960035-7596https://doi.org/10.1216/RMJ-2013-43-1-205https://hdl.handle.net/11454/26452By using the Avery-Henderson fixed point theorem and the Leggett-Williams fixed point theorem, this paper investigates the multiplicity of positive solutions of an nth order three-point boundary value problem. In addition, we also give some examples to demonstrate our results. Copyright © 2013 Rocky Mountain Mathematics Consortium.en10.1216/RMJ-2013-43-1-205info:eu-repo/semantics/openAccessFixed point theorem in conesPositive solutionsArticle431205224Q2