Existence of best approximant in nonconvex domain
Hemant Kumar Nashine · PAMM · 2007
Abstract The present work deals with the establishment of an existence result on best approximation for the nonexpansive noncommuting mappings which is not necessarily linear and as defined on non‐starshaped domain of q‐normed space following Meinardus [7] hypothesis. (© 2008 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim)