Advances in Difference Equations
Volume 2010 (2010), Article ID 179750, 25 pages
doi:10.1155/2010/179750

On type of periodicity and ergodicity to a class of fractional order differential equations

Ravi P. Agarwal1 , Bruno De Andrade2 and Claudio Cuevas2

1Department of Mathematical Sciences, Florida Institute of Technology, Melbourne, FL 32901, USA
2Departamento de Matemática, Universidade Federal de Pernambuco, Recife-PE, CEP. 50540-740, Brazil

Abstract

We study several types of periodicity to a class of fractional order differential equations.