This paper continues our study of Sobolev-type imbedding inequalities involving rearrangement-invariant Banach function norms. In it we characterize when the norms considered are optimal. Explicit expressions are given for the optimal partners corresponding to a given domain or range norm.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-sm192-3-1, author = {Ron Kerman and Lubo\v s Pick}, title = {Optimal Sobolev imbedding spaces}, journal = {Studia Mathematica}, volume = {192}, year = {2009}, pages = {195-217}, zbl = {1180.46026}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm192-3-1} }
Ron Kerman; Luboš Pick. Optimal Sobolev imbedding spaces. Studia Mathematica, Tome 192 (2009) pp. 195-217. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm192-3-1/