Sparse approximation using new greedy-like bases in superreflexive spaces
DOI10.4064/sm220506-3-2zbMath1528.41089arXiv2205.09478OpenAlexW4362649359MaRDI QIDQ6085653
Fernando Albiac, M. Berasategui, José Luis Ansorena
Publication date: 8 November 2023
Published in: Studia Mathematica (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/2205.09478
thresholding greedy algorithmsuperreflexive Banach spacesbidemocratic basesunconditionality constants
Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Inequalities in approximation (Bernstein, Jackson, Nikol'ski?-type inequalities) (41A17) Summability and bases; functional analytic aspects of frames in Banach and Hilbert spaces (46B15) Banach sequence spaces (46B45) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46)
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