Open Access

Common fixed point and invariant approximation results in certain metrizable topological vector spaces

Fixed Point Theory and Applications20062006:23582

DOI: 10.1155/FPTA/2006/23582

Received: 27 June 2005

Accepted: 6 September 2005

Published: 7 March 2006


We obtain common fixed point results for generalized -nonexpansive -subweakly commuting maps on nonstarshaped domain. As applications, we establish noncommutative versions of various best approximation results for this class of maps in certain metrizable topological vector spaces.


Authors’ Affiliations

Centre for Advanced Studies in Pure Applied Mathematics, Bahauddin Zakariya University
Department of Mathematics, Faculty of Science, King Abdul Aziz University
Department of Mathematics and Computer Science, Faculty of Sciences, North University of Baia Mare


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© Hussain and Berinde 2006

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