Stechkin-Marchaud Type Inequalities of Weighted Approximation for Baskakov-type Operators
Received:January 07, 2002  
Key Word: Baskakov-type operators   Stechkin-Marchaud-type inequalities   weighted approximation.  
Fund ProjectL:
Author NameAffiliation
WANG Jian-jun Institute for Information and System Science
Xi'an Jiaotong University
Shaanxi
China 
XUE Yin-chuan School of Mathematics & Computer Science
Ningxia University
Yinchuan
China 
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Abstract:
      Using the equivalence relation between K-functional and moduli of smoothness , the Stechkin-Marchaud type inequality of weighted approximation for Baskakov-type operators are established. Moreover, the inverse result of Baskakov-type operators with ωφ2(f,t)ω is obtained.
Citation:
DOI:10.3770/j.issn:1000-341X.2004.04.019
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