$p$ -Adic多分辨率分析
$p$-Adic multiresolution analyses
摘要:
我们研究了$p$ -adic多分辨率分析(MRA)。给出了生成MRA(scaling functions)的检验函数的完整特征。我们证明了只有1-周期的检验函数可以作为正交尺度函数,所有这样的尺度函数产生Haar MRA。我们还提出了一种构造小波函数集的方法,并证明了任何一组小波函数生成一个$p$ -进小波框架。
英文摘要:
We study $p$-adic multiresolution analyses (MRAs). A complete characterisation of test functions generating a MRA (scaling functions) is given. We prove that only 1-periodic test functions may be taken as orthogonal scaling functions and that all such scaling functions generate Haar MRA. We also suggest a method of constructing sets of wavelet functions and prove that any set of wavelet functions generates a $p$-adic wavelet frame.
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