Erkuş-Duman, Esra Statistical approximation by means of operators constructed by \(q\)-Lagrange polynomials. (English) Zbl 1273.41019 J. Comput. Anal. Appl. 14, No. 1, 67-77 (2012). Reviewer: Yilmaz Erdem (Aydin) MSC: 41A36 40A25 PDFBibTeX XMLCite \textit{E. Erkuş-Duman}, J. Comput. Anal. Appl. 14, No. 1, 67--77 (2012; Zbl 1273.41019)
Duman, Oktay; Erkuş-Duman, Esra Statistical Korovkin-type theory for matrix-valued functions. (English) Zbl 1265.41053 Stud. Sci. Math. Hung. 48, No. 4, 489-508 (2011). Reviewer: Dan Barbosu (Baia Mare) MSC: 41A36 41A25 40G15 65F35 PDFBibTeX XMLCite \textit{O. Duman} and \textit{E. Erkuş-Duman}, Stud. Sci. Math. Hung. 48, No. 4, 489--508 (2011; Zbl 1265.41053) Full Text: DOI