We establish the existence of a solution to the Neumann problem in the half-space with a subcritical nonlinearity on the boundary. Solutions are obtained through the constrained minimization or minimax. The existence of solutions depends on the shape of a boundary coefficient.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-ba53-1-2, author = {Jan Chabrowski and Kyril Tintarev}, title = {An Elliptic Neumann Problem with Subcritical Nonlinearity}, journal = {Bulletin of the Polish Academy of Sciences. Mathematics}, volume = {53}, year = {2005}, pages = {7-16}, zbl = {1270.35239}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-ba53-1-2} }
Jan Chabrowski; Kyril Tintarev. An Elliptic Neumann Problem with Subcritical Nonlinearity. Bulletin of the Polish Academy of Sciences. Mathematics, Tome 53 (2005) pp. 7-16. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-ba53-1-2/