caa a22 4500 445868694 CHVBK 20180317145505.0 cr unu---uuuuu 170323e20110901xx s 000 0 eng 10.1007/s00605-010-0244-6 doi (NATIONALLICENCE)springer-10.1007/s00605-010-0244-6 De Natividade Maria Departamento de Matemáticas, Universidad Autónoma de Madrid, 28049, Madrid, Spain aut Best approximation with wavelets in weighted Orlicz spaces [Elektronische Daten] [Maria De Natividade] Democracy functions of wavelet admissible bases are computed for weighted Orlicz Spaces L Φ(w) in terms of the fundamental function of L Φ(w). In particular, we prove that these bases are greedy in L Φ(w) if and only if L Φ(w) =L p(w), 1<p<∞. Also, sharp embeddings for the approximation spaces are given in terms of weighted discrete Lorentz spaces. For L p(w) the approximation spaces are identified with weighted Besov spaces. Springer-Verlag, 2010 Greedy algorithm nationallicence Non-linear approximation nationallicence Weighted Orlicz spaces nationallicence Wavelets nationallicence Approximation spaces nationallicence Weighted Besov spaces nationallicence Monatshefte für Mathematik Springer Vienna 164/1(2011-09-01), 87-114 0026-9255 164:1<87 2011 164 605 https://doi.org/10.1007/s00605-010-0244-6 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s00605-010-0244-6 text/html Onlinezugriff via DOI NATIONALLICENCE 100 1- De Natividade Maria Departamento de Matemáticas, Universidad Autónoma de Madrid, 28049, Madrid, Spain aut NATIONALLICENCE 773 0- Monatshefte für Mathematik Springer Vienna 164/1(2011-09-01), 87-114 0026-9255 164:1<87 2011 164 605 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer