Dirik, FadimeDemirci, Kamil2015-04-142015-04-142011Demirci, K., Karakuş, S. (2011). Four-dimensional matrix transformation and rate of A-statistical convergence of Bogel-type continuous functions. Studia Universitatis Babeş-Bolyai -- Series Mathematica, 56 (3), 95-104.0252-1938 (Basılı)2065-961x (Çevrim içi)http://www.cs.ubbcluj.ro/~studia-m/2011-3/11-Dirik-Demirci-final.pdfhttps://hdl.handle.net/11486/932The purpose of this paper is to investigate the effects of four- dimensional summability matrix methods on the A-statistical approxi- mation of sequences of positive linear operators defined on the space of all real valued B ?ogel-type continuous functions on a compact subset of the real line. Furthermore, we study the rates of A-statistical conver- gence in our approximation.enThe Korovkin theoremB -continuous functionsRates of A-statistical convergence for double sequencesRegularity for double sequencesArticleWOS:000453568200010