Boundary Value Problems
Volume 2007 (2007), Article ID 73176, 16 pages
doi:10.1155/2007/73176

Extremal solutions of periodic boundary value problems for first-order impulsive integrodifferential equations of mixed-type on time scales

Yongkun Li and Hongtao Zhang

Department of Mathematics, Yunnan University, Kunming, Yunnan 650091, China

Abstract

We consider the existence of minimal and maximal solutions of periodic boundary value problems for first-order impulsive integrodifferential equations of mixed-type on time scales by establishing a comparison result and using the monotone iterative technique.