Direct Estimate for Some Operators of Durrmeyer Type in Exponential Weighted Space

Demonstratio mathematica

article

Grażyna Krech¹  Eugeniusz Wachnicki¹ 

[1]INSTITUTE OF MATHEMATICS PEDAGOGICAL UNIVERSITY ul. Podchorazych 2 PL-30-084 KRAKÓW

关键词: exponential weighted space;    Durrmeyer type operator;    convergence theorem;    approximation order;    Voronovskaya type theorem;   

DOI  :  10.2478/dema-2014-0027

学科分类：外科医学

来源: De Gruyter

【 摘 要 】

In the present paper, we investigate the convergence and the approximation order of some Durrmeyer type operators in exponential weighted space. Furthermore, we obtain the Voronovskaya type theorem for these operators.

【 授权许可】

CC BY