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zbMath0591.47029MaRDI QIDQ3719333

S. S. Shterengas

Publication date: 1984

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

Riesz means finite multiplicity bounded cosine function Fourier series in the eigenfunctions positive real spectrum consisting of eigenvalues

Mathematics Subject Classification ID

Groups and semigroups of linear operators (47D03) Special methods of summability (40G99) Groups and semigroups of linear operators, their generalizations and applications (47D99) (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces (47A70)

Related Items (1)

Semigroups of operators, cosine operator functions, and linear differential equations

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