A note on Lagrange interpolation of functions of generalized bounded variation |
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Authors: | Sun Xiehua |
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Institution: | (1) Division of Mathematics, China Institute of Metrology, 310034 Hangzhou, PRC |
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Abstract: | In this paper we solve a remained problem in 2], whether the following estimate approximation for the classf∈-1, 1]∩BV by Lagrange interpolation based on the Jacobi abscissas: L
n
(a,d)
(f,x)−f(x)=O(1/n) holds, if α≠β α,β≥−1.
The project is supported by the Natural Science Foundation of Zhejiang Province. |
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Keywords: | |
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