TY - JOUR AU - J. M. Aldaz AU - F. J. Pérez Lázaro TI - Regularity of the Hardy–Littlewood maximal operator on block decreasing functions JO - Studia Mathematica PY - 2009 SP - 253 EP - 277 VL - 194 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4064/sm194-3-3/ DO - 10.4064/sm194-3-3 LA - en ID - 10_4064_sm194_3_3 ER -