Geodesic
Estimates of the Cordoba–Fernandez operator in Marcinkiewicz spaces
Modelirovanie i analiz informacionnyh sistem, Tome 16 (2009) no. 4, pp. 34-45 Cet article a éte moissonné depuis la source Math-Net.Ru

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In the A. Cordoba and P. Fernandez research of the divergence of greedy algorithms in Lebesgue spaces some maximum operator $P^*_n(x)$ played the key role. This article reviews the assessment $P^*_n(x)$ in Marcinkiewicz spaces.
Keywords: greedy algorithms, estimate of operators.
Mots-clés : Marcinkiewicz space 
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E. I. Berezhnoi; D. S. Gladkikh. Estimates of the Cordoba–Fernandez operator in Marcinkiewicz spaces. Modelirovanie i analiz informacionnyh sistem, Tome 16 (2009) no. 4, pp. 34-45. http://geodesic.mathdoc.fr/item/MAIS_2009_16_4_a3/

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[4] G. Montgomeri, Multiplikativnaya teoriya chisel, Mir, M., 1974 | MR