Average σ- K Width of Convolution Function Class of L(IR) in L2(IR).
Received:December 28, 1992  
Key Words: average σ- K width   optmal subspace   average dimension   convolutionclass .  
Fund Project:Supported by National Natural Youth Science Fund of China.
Author NameAffiliation
Liu Yongping Dept. of Math.
Beijing Normal Univ.
Beijing 100875 
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Abstract:
      In this paper, we study the average σ- K widths of the convolution classesof functions of L(IR) in L2 (IR) and obtain some exact results. Meanwhile, for the non-convolution case, we also obtain some asymptotic results.
Citation:
DOI:10.3770/j.issn:1000-341X.1995.02.008
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