We investigate the convergence and the rate of convergence in , 1 < p < ∞, of a bivariate interpolating (with respect to a sparse grid) trigonometric polynomial in the framework of Sobolev spaces of dominating mixed smoothness.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc72-0-18, author = {Winfried Sickel}, title = {Approximation from sparse grids and function spaces of dominating mixed smoothness}, journal = {Banach Center Publications}, volume = {72}, year = {2006}, pages = {271-283}, zbl = {1110.41009}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc72-0-18} }
Winfried Sickel. Approximation from sparse grids and function spaces of dominating mixed smoothness. Banach Center Publications, Tome 72 (2006) pp. 271-283. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc72-0-18/