Systems biorthogonal to exponential systems on a finite union of intervals
Complex Variables
2022-07-28 v1
Abstract
We study the properties of a system biorthogonal to a complete and minimal system of exponentials in , where is a finite union of intervals, and show that in the case when is a union of two or three intervals the biorthogonal system is also complete.
Keywords
Cite
@article{arxiv.2207.13336,
title = {Systems biorthogonal to exponential systems on a finite union of intervals},
author = {Anton Baranov and Yurii Belov and Alexander Kuznetsov},
journal= {arXiv preprint arXiv:2207.13336},
year = {2022}
}
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15 pages