Approximation by Bernstein Operators
  
Key Words: Bernstein operators   linear combinations   modulus of smoothness.  
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Author NameAffiliation
GUO Shun-sheng Dept. of Math.
Hebei Teacher's University
Shijiazhuang
China 
LI CUI-xiang Dept. of Math.
Hebei Teacher's University
Shijiazhuang
China 
QI Qiu-lan Dept. of Math.
Hebei Teacher's University
Shijiazhuang
China 
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Abstract:
      Using the pointwise modulus ωφλ2r(f, t), we discuss the approximation theorem for the r order linear combinations of Bernstein-Durrmerer operators. When 1-1/r≤λ≤1, we give an equivalent theorem by ωφλ
Citation:
DOI:10.3770/j.issn:1000-341X.2005.04.030
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