References
- [1] V. Berinde, Iterative Approximation of Fixed Points, Springer, Berlin Heidelberg New York, 2007
- [2] M. Bridson and A. Haeiger, Metric spaces of non-positive curvature, Springer-Verlag, Berlin, Heidelberg, New York, 1999.
- [3] H. Busemann, Spaces with non-positive curvature, Acta Math. 80 (1948), 259-310.
- [4] Cegielski, A., Iterative methods for fixed point problems in Hilbert spaces, Lecture Notes in Mathematics, 2057, Springer, Heidelberg, 2012.
- [5] Chidume, C. E., Geometric Properties of Banach Spaces and Nonlinear Iteration, Springer, Berlin Heidelberg New York, 2009.
- [6] G. Das and P. Debata, Fixed points of quasi-nonexpansive mappings, Indian J. Pure Appl. Math. 17(1986), 1263-1269.
- [7] H. Fukhar-ud-din, A. R. Khan and Z. Akhtar, Fixed point results for a generalized nonexpansive map in uniformly convex metric spaces, Nonlin- ear Anal., 75 (2012), 4747-4760.
- [8] M. K. Ghosh and L. Debnath, Convergence of Ishikawa iterates of quasi- nonexpansive mappings, J. Math. Anal. Appl., 207 (1997), 96-103.
- [9] S. Ishikawa, Fixed points by a new iteration method, Proc. Amer. Math. Soc., 44 (1974), 147-150.
- [10] S. H. Khan and H. Fukhar-ud-din, Weak and strong convergence of a scheme with errors for two nonexpansive mappings, Nonlinear Anal., 61 (2005), 1295 - 1301.
- [11] A. R. Khan, H. Fukhar-ud-din and M. A. A. Khan, An implicit algorithm for two finite families of nonexpansive maps in hyperbolic spaces, Fixed Point Theory and Applications, 2012, 2012:54 (doi:10.1186/1687-1812-2012-54).
- [12] A. R. Khan, H. Fukhar-ud-din and A.A. Domlo, Approximating fixed points of some maps in uniformly convex metric spaces, Fixed Point Theory Applications, 2010 (2010) Article ID 385986, 11 pages.
- [13] A. R. Khan, M. A. Khamsi and H. Fukhar-ud-din, Strong convergence of a general iteration scheme in CAT(0)-spaces, Nonlinear Anal. 74 (2011), 783-791.
- [14] W. A. Kirk, An abstract fixed point theorem for nonexpansive mappings, Proc. Amer. Math. Soc., 82(1981), 640-642.
- [15] W. A. Kirk, Fixed point theory for nonexpansive mappings II, Contemporary Math.,18(1983), 121-140.
- [16] M. Maiti and M. K. Ghosh, Approximating fixed points by Ishikawa iterates, Bull. Austral. Math. Soc. 40 (1989), 113-I 17.
- [17] W. R. Mann, Mean value methods in iterations, Proc. Amer. Math. Soc. 4 (1953), 506-510.
- [18] J. P. Penot, Fixed point theorems without convexity, Bull. Soc. Math. France, 60(1979), 129-152.
- [19] T. Shimizu and W. Takahashi, Fixed points of multivalued mappings in certain convex metric spaces, Topol. Methods Nonlinear Anal. 8 (1996), 197-203.
- [20] W. Takahashi, A convexity in metric spaces and nonexpansive mappings, Kodai. Math. Sem. Rep., 22(1970), 142-149.