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math.FA2023
Oscillations and differences in Triebel-Lizorkin-Morrey spaces
Marc Hovemann, Markus Weimar
In this paper we are concerned with Triebel-Lizorkin-Morrey spaces of positive smoothness defined on (special or bounded) Lipschitz domains $Ω\subs…
math.NA2023
Adaptive Quarklet Tree Approximation
Stephan Dahlke, Marc Hovemann, Thorsten Raasch +1
This paper is concerned with near-optimal approximation of a given function with elements of a polynomially enriched wavelet frame, a so-called quarklet frame. I…