International Journal of Mathematics and Mathematical Sciences
Volume 16 (1993), Issue 1, Pages 81-86

Approximating fixed points of nonexpansive and generalized nonexpansive mappings

M. Maiti and B. Saha

Department of Mathematics, Indian Institute of Technology, Kharagpur, India

Received 20 May 1991; Revised 15 November 1991

Copyright © 1993 M. Maiti and B. Saha. 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.


In this paper we consider a mapping S of the form S=α0I+α1T+α2T2++αKTK, where αi0. α1>0 with i=0kαi=1, and show that in a uniformly convex Banach space the Picard iterates of S converge to a fixed point of T when T is nonexpansive or generalized nonexpansive or even quasinonexpansive.