Necessary density conditions for sampling and interpolation in spectral subspaces of elliptic differential operators

DOI10.2140/apde.2024.17.587arXiv2108.11152OpenAlexW3195831942MaRDI QIDQ6196182

Karlheinz Gröchening, Andreas Klotz

Publication date: 14 March 2024

Published in: Analysis \& PDE (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2108.11152

zbMATH Keywords

sampling in spectral subspacessecond-order uniformly elliptic differential operator

Mathematics Subject Classification ID

Spectral theory and eigenvalue problems for partial differential equations (35P99) Second-order elliptic equations (35J15) Sampling theory in information and communication theory (94A20)

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