2 papers
math.NA2022
-Sampling recovery for non-compact subclasses of
Glenn Byrenheid, Serhii A. Stasyuk, Tino Ullrich
In this paper we study the sampling recovery problem for certain relevant multivariate function classes which are not compactly embedded into . Recent tools relating the…
math.NA2022
Rate-optimal sparse approximation of compact break-of-scale embeddings
Glenn Byrenheid, Janina Hübner, Markus Weimar
The paper is concerned with the sparse approximation of functions having hybrid regularity borrowed from the theory of solutions to electronic Schrödinger equations due to Yserenta…