Fixed Point Theory and Applications
Volume 2009 (2009), Article ID 906727, 8 pages
doi:10.1155/2009/906727
Schauder fixed point theorem in spaces with global nonpositive curvature
Constantin P. Niculescu
and Ionel Rovenţa
Department of Mathematics, University of Craiova, 200585 Craiova, Romania
Abstract
The Schauder fixed point theorem is extended to the context of metric spaces with global nonpositive curvature. Some applications are included.