Approximation by a Class of Combinations of Multidimensional Gauss-Weierstrass Operators
Received:October 16, 1999  
Key Words: multidimensional Gauss-Weierstrass operators   linear combination of mutidi-mensional operators   uniform approximation   characterization.  
Fund Project:
Author NameAffiliation
ZHAO De-jun Dept. of Math.
Shaoxing College of Arts and Sciences
Zhejiang
China 
SONG Ru-ying Dept. of Math.
Taiyuan Teacher's College
Shanxi
China 
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Abstract:
      In this paper, a class of combinations of multidimensional Gauss-Weierstrass operators are considered, and the direct and converse theorems and the characterization of approximation rate are given.
Citation:
DOI:10.3770/j.issn:1000-341X.2002.03.028
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