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AIMS Mathematics
Article . 2024 . Peer-reviewed
Data sources: Crossref
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AIMS Mathematics
Article . 2024
Data sources: DOAJ
https://dx.doi.org/10.48550/ar...
Article . 2022
License: arXiv Non-Exclusive Distribution
Data sources: Datacite
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Unions of exponential Riesz bases

Authors: Dae Gwan Lee;

Unions of exponential Riesz bases

Abstract

<p>We have developed new methods for constructing exponential Riesz bases by combining existing ones. These methods involve taking unions of frequency sets and domains respectively, offering easier construction compared to known techniques. Along with examples illustrating our methods, we also provide several examples that highlight the intricate nature of exponential Riesz bases.</p>

Keywords

42C15, domain, complex exponentials, spectrum, riesz bases, union, Mathematics - Classical Analysis and ODEs, frames, QA1-939, Classical Analysis and ODEs (math.CA), FOS: Mathematics, Mathematics

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
2
Top 10%
Average
Average
Green
gold