Advances in Difference Equations
Volume 2009 (2009), Article ID 728484, 12 pages
doi:10.1155/2009/728484
Research Article

Existence and Uniqueness of Positive Solution for Singular BVPs on Time Scales

Ana Gómez González1 and Victoria Otero-Espinar2

1Departamento de Matemática Aplicada, Facultade de Matemáticas, Universidade de Santiago de Compostela, 15782 Galicia, Spain
2Departamento de Análise Matemática, Facultade de Matemáticas, Universidade de Santiago de Compostela, 15782 Galicia, Spain

Received 27 March 2009; Accepted 12 May 2009

Academic Editor: Alberto Cabada

Copyright © 2009 Ana Gómez González and Victoria Otero-Espinar. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Abstract

This paper is devoted to derive some sufficient conditions for the existence and uniqueness of positive solutions to a singular second-order dynamic equation with Dirichlet boundary conditions.