On spectral expansions of piecewise-smooth functions.

zbMath1048.35042MaRDI QIDQ1432581

D. Massart

Publication date: 15 June 2004

Published in: Doklady Mathematics (Search for Journal in Brave)

zbMATH Keywords

spectral expansionRiesz meanssecond-order elliptic differential operatorself-adjoint extensionRiesz summability

Mathematics Subject Classification ID

Completeness of eigenfunctions and eigenfunction expansions in context of PDEs (35P10) General theory of partial differential operators (47F05)

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