27 citations · 92 across the 25 of their papers we have counts for
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math.FA2019
Multiplication-invariant operators and the classification of LCA group frames
Marcin Bownik, Joseph W. Iverson
In this paper we study the properties of multiplication invariant (MI) operators acting on subspaces of the vector-valued space . We characterize such operators…
math.CA2019
Open problems in wavelet theory
Marcin Bownik, Ziemowit Rzeszotnik
We present a collection of easily stated open problems in wavelet theory and we survey the current status of answering them. This includes a problem of Larson on minimally supporte…
math.CA2019
Wavelets on compact abelian groups
Marcin Bownik, Qaiser Jahan
Multiresolution analysis (MRA) on compact abelian group has been constructed with epimorphism as a dilation operator. We show a characterization of scaling sequences of an MRA…