Mathematical Inequalities & Applications · Volume 20, Issue 2 Explicit traces of functions from Sobolev spaces and quasi-optimal linear interpolators 20-30 Pages 441-457 DOI 10.7153/mia-20-30 Downloads Short PDF Full PDF PNG Authors Daniel Estévez Keywords bounded linear extension operator Sobolev spaces trace norm spline interpolation Subject classes 46E35 41A15 58C25