ENTROPY NUMBERS OF TRUDINGER–STRICHARTZ EMBEDDINGS OF RADIAL BESOV SPACES AND APPLICATIONS

DOI10.1112/S0024610703004940zbMath1055.46022OpenAlexW2086519543MaRDI QIDQ4819191

Leszek Skrzypczak

Publication date: 24 September 2004

Published in: Journal of the London Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1112/s0024610703004940

zbMATH Keywords

Besov spacesnegative spectrumentropy numbersradial symmetric spaces

Mathematics Subject Classification ID

Sobolev spaces and other spaces of ``smooth functions, embedding theorems, trace theorems (46E35) Riesz operators; eigenvalue distributions; approximation numbers, (s)-numbers, Kolmogorov numbers, entropy numbers, etc. of operators (47B06) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46)

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The superposition operator and Strauss lemma in logarithmic Besov spaces ⋮ Eigenvalue distributions of some non-isotropic degenerate elliptic operators

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