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Quantifying Democracy of Wavelet Bases in Lorentz Spaces |
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| Authors: | Eugenio Hern��ndez Jos�� Mar��a Martell Maria de Natividade |
| Institution: | 1. Departamento de Matem??ticas, Universidad Aut??noma de Madrid, 28049, Madrid, Spain 2. ICMAT CSIC-UAM-UC3M-UCM, Consejo Superior de Investigaciones Cient??ficas, C/Serrano 123, 28006, Madrid, Spain |
| Abstract: | We study the efficiency of the greedy algorithm for wavelet bases in Lorentz spaces in order to give the near best approximation. The result is used to give sharp inclusions for the approximation spaces in terms of discrete Lorentz sequence spaces. |
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