Subspace dual and orthogonal frames by action of an abelian group

DOI10.1007/S11868-024-00594-2arXiv2309.09066MaRDI QIDQ6127752

Sudipta Sarkar, Niraj K. Shukla

Publication date: 14 April 2024

Published in: Journal of Pseudo-Differential Operators and Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2309.09066

zbMATH Keywords

locally compact groupZak transformbiorthogonal systemtranslation invariant systemsubspace dual and orthogonal frames

Mathematics Subject Classification ID

Nontrigonometric harmonic analysis involving wavelets and other special systems (42C40) Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) Invariant subspaces of linear operators (47A15) General harmonic expansions, frames (42C15) Other transforms and operators of Fourier type (43A32)

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