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  • Research Article
  • Open Access

-commuting maps and invariant approximations

Fixed Point Theory and Applications20062006:24543

  • Received: 20 December 2005
  • Accepted: 4 April 2006
  • Published:


We obtain common fixed point results for generalized -nonexpansive -commuting maps. As applications, various best approximation results for this class of maps are derived in the setup of certain metrizable topological vector spaces.


  • Differential Geometry
  • Computational Biology


Authors’ Affiliations

Department of Mathematics, King Abdul Aziz University, P.O. Box 80203, Jeddah, 21589, Saudi Arabia
Department of Mathematics, Indiana University, Bloomington, IN 47405-7106, USA


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