Optimal bounds of restricted type for the Hardy operator minus the identity on the cone of radially decreasing functions
Tom 197 / 2010
Studia Mathematica 197 (2010), 69-79
MSC: 26D10, 46E30.
DOI: 10.4064/sm197-1-6
Streszczenie
We find the norm of the Hardy operator minus the identity acting on the cone of radially decreasing functions on minimal Lorentz spaces (restricted type estimates).