Approximation properties of certain linear positive operators of functions of two variables

Authors

  • Zbigniew Walczak Poznań University of Technology

DOI:

https://doi.org/10.12697/ACUTM.2002.06.03

Keywords:

Szasz-Mirakyan operator, degree of approximation, polynomial and exponential weighted spaces

Abstract

We introduce certain modified Szász-Mirakyan operators in polynomial and exponential weighted spaces of functions of two variables and we study the degree of approximation of functions by these operators.

Similar theorems for functions of one variable were given in [4] and [5].

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Author Biography

Zbigniew Walczak, Poznań University of Technology

Institute of Mathematics

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Published

2002-12-31

Issue

Vol. 6 (2002)

Section

Articles