Mathematical Inequalities & Applications · Volume 18, Issue 1 Characterization of the restricted type spaces R(X) 18-21 Pages 295-319 DOI 10.7153/mia-18-21 Downloads Short PDF Full PDF PNG Authors Javier Soria Pedro Tradacete Keywords rearrangement invariant spaces Lorentz spaces restricted type Hardy operator optimal range Subject classes 26D10 46E30