Compact embeddings of generalised Morrey smoothness spaces on bounded domains (Preprint)

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Type: Preprint
National /International: International
Title: Compact embeddings of generalised Morrey smoothness spaces on bounded domains
Publication Date: 2026-06-11
Authors: - Dorothee D. Haroske
- Susana Domingues de Moura
- Leszek Skrzypczak
Abstract:

We study embeddings within different scales of generalised smoothness Morrey spaces defined on bounded smooth domains, i.e., in \( \mathcal N_{\varphi,p,q}^s(\Omega), \mathcal E_{\varphi,p,q}^s(\Omega), B_{p,q}^{s,\varphi}(\Omega) \) and \( F_{p,q}^{s,\varphi}(\Omega) \) spaces.
We prove sufficient conditions for continuity and compactness of the embeddings. In some cases, the conditions are also necessary. We generalise and even improve some earlier results known for the classical smoothness Morrey spaces. Our approach is based on wavelet characterisation of the function spaces. 

Institution: DMUC 26-25
Online version: http://www.mat.uc.pt...prints/eng_2026.html
Download: Not available
 
© Centre for Mathematics, University of Coimbra, funded by
Science and Technology Foundation
Financiado total ou parcialmente pela FCT, Fundação para a Ciência e a Tecnologia, I.P., sob o Financiamento de:
UID/00324/2025 Projeto Estratégico com a referência DOI https://doi.org/10.54499/UID/00324/2025.
https://doi.org/10.54499/UID/PRR/00324/2025     UID/PRR/00324/2025   https://doi.org/10.54499/UID/PRR2/00324/2025   UID/PRR2/00324/2025
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