%0 Journal Article %T Proper inclusions of Morrey spaces %A Gunawan %A Hendra %A Hakim %A Denny Ivanal %A Idris %A Mochammad %J - %D 2018 %R 10.3336/gm.53.1.10 %X Sa£żetak In this paper, we prove that the inclusions between Morrey spaces, between weak Morrey spaces, and between a Morrey space and a weak Morrey space are all proper. The proper inclusion between a Morrey space and a weak Morrey space is established via the unboundedness of the Hardy-Littlewood maximal operator on Morrey spaces of exponent 1. In addition, we also give a necessary condition for each inclusion. Our results refine previous inclusion properties studied in [4] %K Morrey spaces %K weak Morrey spaces %K inclusion properties %U https://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=297074