Departamento de Matemática, Facultad de Ciencias, Universidad del Bío Bío, Casilla 5-C, Concepción, Chile
Copyright © 2009 Claudio Vidal. 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.
The existence of periodic, almost periodic, and asymptotically almost
periodic of periodic and almost periodic of abstract retarded functional
difference equations in phase spaces is obtained by using stability properties of a bounded solution.