Winfried Sickel

Hölder Inequalities and Sharp Embeddings in Function Spaces of $B^s_{pq}$ and $F^s_{pq}$ Type

Winfried Sickel, Hans Triebel · Zeitschrift für Analysis und ihre Anwendungen · 1995 · 129 citations · Full text

Hölder Type Inequalities, Sufficient Conditions, Hölder Inequalities +4

Tensor products of Sobolev–Besov spaces and applications to approximation from the hyperbolic cross

Winfried Sickel, Tino Ullrich · Journal of Approximation Theory · 2009 · 92 citations

Spectral Theory, Engineering, Hyperbolic Cross +6

Interpolation of Morrey-Campanato and related smoothness spaces

Wen Yuan, Winfried Sickel, Dachun Yang · Science China Mathematics · 2015 · 76 citations · Full text

Geometric Interpolation, Interpolation Space, Related Smoothness Spaces +2

Approximation of Mixed Order Sobolev Functions on the d-Torus: Asymptotics, Preasymptotics, and d-Dependence

Thomas Kühn, Winfried Sickel, Tino Ullrich · Constructive Approximation · 2015 · 74 citations

Numerical Analysis, Dirichlet Form, Engineering +4

Entropy Numbers of Embeddings of Weighted Besov Spaces

Thomas Kühn, Hans‐Gerd Leopold, Winfried Sickel et al. · Constructive Approximation · 2005 · 71 citations

Dirichlet Form, Engineering, Interpolation Space +4