A remark on a compactness result in elec
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Karl J. Witsch
📂
Article
📅
1993
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John Wiley and Sons
🌐
English
⚖ 281 KB
## Abstract Calderon's extension theorem is a crucial tool in the proof of the compactneσs of the resolvent for the Maxwell operator, and whence this result is proved for domains with the strict cone property. However, the proof only requires an extension operator that extends __W__^2,2^‐functions