A Remark on the Approximation of Lagrange Interpolation Polynomials Based on the Chebyshev Nodes
Received:October 10, 2000  
Key Words: Lagrange interpolation   Chebyshev polynomial   approximation.  
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Author NameAffiliation
XIE Ting-fan China Institute of Metrology
Hangzhou
China 
ZHOU Song-ping Inst. of Math.
Ningbo University
Zhejiang
China 
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Abstract:
      In the paper,we construct a counter example to illustrate the imperfection of The-orem 6.9 in[3].Moreover we establish the following theorem:If f∈Cr[-1,1],then
Citation:
DOI:10.3770/j.issn:1000-341X.2003.01.030
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