
arXiv: 2109.00820
We provide a characterization of the Gelfand–Shilov-type spaces of test functions and their dual spaces of tempered ultradistributions by means of Wilson bases of exponential decay. We offer two different proofs and extend known results to the Roumieu case.
coorbit spaces, Mathematics - Functional Analysis, Wilson bases, short-time Fourier transform, QA1-939, FOS: Mathematics, Gelfand–Shilov spaces, modulation spaces, 42C15, 46F05, 41A58, Mathematics, Functional Analysis (math.FA)
coorbit spaces, Mathematics - Functional Analysis, Wilson bases, short-time Fourier transform, QA1-939, FOS: Mathematics, Gelfand–Shilov spaces, modulation spaces, 42C15, 46F05, 41A58, Mathematics, Functional Analysis (math.FA)
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