Comments on the Rate of Convergence between Mann and Ishikawa Iterations Applied to Zamfirescu Operators

Yuan Qing, BE Rhoades
2008 Fixed Point Theory and Applications  
In the work of Babu and Vara Prasad 2006 , the claim is made that Mann iteration converges faster than Ishikawa iteration when applied to Zamfirescu operators. We provide an example to demonstrate that this claim is false.
doi:10.1155/2008/387504 fatcat:gjv45zbatnfydbpe76lpjy5rmy