On products of unbounded operators

DOI10.1023/A:1024660318703zbMath1050.47019OpenAlexW1799368414MaRDI QIDQ1878579

Jan Stochel, Zoltán Sebestyén

Publication date: 7 September 2004

Published in: Acta Mathematica Hungarica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1023/a:1024660318703

zbMATH Keywords

spectral measurespectral setselfadjoint operatorpositive operatorsymmetric operatorproduct of operatorscomplete positivityspectral commutativity

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Linear symmetric and selfadjoint operators (unbounded) (47B25) General (adjoints, conjugates, products, inverses, domains, ranges, etc.) (47A05) Spectral sets of linear operators (47A25)

Related Items (6)

Extremal extensions for the sum of nonnegative selfadjoint relations ⋮ A factorization approach to the extension theory of the tensor product of nonnegative linear relations ⋮ \(T^*T\) always has a positive selfadjoint extension ⋮ On products of nonnegative linear operators and relations ⋮ Reflection symmetry and symmetrizability of Hilbert space operators ⋮ Characterizations of positive selfadjoint extensions

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