Approximation of Bernstein Sikkema Operators
Received:January 30, 1997  
Key Words: Bernstein Sikkema operators   modulus of smoothness   approximation.  
Fund Project:
Author NameAffiliation
Xiong Qingliang Shaoxing Lu Xun′s College
Zhejiang 312000 
Cao Feilong Dept of Math.
Ningxia Univ.
Yinchuan 750021 
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Abstract:
      The problems of approximation for Bernstein Sikkema operators are studied, and the approximation strong type direct theorem and weak type inverse theorem are obtained. The results of the reference [1] are improved.
Citation:
DOI:10.3770/j.issn:1000-341X.1999.05.021
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