Fixed Point Theory and Applications
Volume 2010 (2010), Article ID 946178, 7 pages
doi:10.1155/2010/946178

Best Proximity Points of Cyclic φ-Contractions on Reflexive Banach Spaces

Sh. Rezapour1 , M. Derafshpour1 and N. Shahzad3

1Department of Mathematics, Azarbaidjan University of Tarbiat Moallem, Azarshahr, Tabriz, Iran
3Department of Mathematics, King AbdulAziz University, P.O. Box 80203, Jeddah 21859, Saudi Arabia

Abstract

We provide a positive answer to a question raised by Al-Thagafi and Shahzad (Nonlinear Analysis, 70 (2009), 3665-3671) about best proximity points of cyclic φ-contractions on reflexive Banach spaces.