Abstract
We prove a new minimization theorem in quasi-metric spaces, which improves the results of Takahashi (1993). Further, this theorem
is used to generalize Caristi's fixed point theorem and Ekeland's
Open Access
A minimization theorem in quasi-metric spaces and its applications
Received25 Oct 2001
Copyright
Copyright © 2002 Hindawi Publishing Corporation. 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.