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  • Research Article
  • Open Access

On the orbits of -closure points of ultimately nonexpansive mappings

Fixed Point Theory and Applications20062006:96737

  • Received: 24 March 2006
  • Accepted: 12 April 2006
  • Published:


Let be a closed subset of a Banach space and an ultimately nonexpansive commutative semigroup of continuous selfmappings. If the -closure of is nonempty, then the closure of the orbit of any -closure point is a commutative topological group.


  • Differential Geometry
  • Computational Biology


Authors’ Affiliations

Department of Mathematics and Computing Science, Saint Mary's University, Halifax, Nova Scotia, Canada, B3H 3C3


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