Acta mathematica scientia,Series A ›› 2001, Vol. 21 ›› Issue (3): 410-415.
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YANG Shou-Zhi, CHENG Zheng-Xin
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Abstract:
给出有限区间[0,犔]小波子空间上的Shannon型采样定理.它是应用再生核空间理论和Riesz基的对偶性质得到的.另外,根据得到的采样定理,讨论了Sobolev空间犎20(犐)和犎2(犐)中的函数、一阶导函数及二阶导函数的逼近表示.最后给出相应的数值算例.
Key words: 有限区间小波子空间, Riesz基, Shannon型采样定理, 再生核, Sobolev空间.
CLC Number:
YANG Shou-Zhi, CHENG Zheng-Xin. Sampling Theorem for Bounded Interval Wavelet Subspace and Approximation Theory of Function in H^2(I) Space[J].Acta mathematica scientia,Series A, 2001, 21(3): 410-415.
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