Academic Editor: Mohamed A. Khamsi
Copyright © 2010 Behzad Djafari Rouhani and Sirous Moradi. 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.
Fixed point and coincidence results are presented for multivalued generalized -weak contractive mappings on complete metric spaces, where is a lower semicontinuous function with and for all . Our results extend previous results by Zhang and Song (2009), as well as by Rhoades
(2001), Nadler (1969), and Daffer and Kaneko (1995).