ON SINGULAR MULTIPARAMETER DIFFERENTIAL OPERATORS. EXPANSION THEOREMS

DOI10.1070/SM1988V059N01ABEH003124zbMath0631.34029MaRDI QIDQ3767651

G. A. Isaev

Publication date: 1988

Published in: Mathematics of the USSR-Sbornik (Search for Journal in Brave)

zbMATH Keywords

eigenfunction expansionParseval equalityspectral matrixordinary singular linear multiparameter differential operators

Mathematics Subject Classification ID

Estimates of eigenvalues in context of PDEs (35P15) Ordinary differential operators (34L99) (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces (47A70)

Related Items (2)

Singular Hamiltonian system with several spectral parameters ⋮ Singular multiparameter dynamic equations with distributional potentials on time scales

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