On some product of two unbounded self-adjoint operators

DOI10.1007/S00020-009-1697-7zbMath1241.47018OpenAlexW2016562652MaRDI QIDQ1035224

Mohammed Hichem Mortad

Publication date: 2 November 2009

Published in: Integral Equations and Operator Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00020-009-1697-7

zbMATH Keywords

self-adjoint operatorclosed operatornormal operatorproduct of unbounded operators

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)

Related Items (6)

On the closedness, the self-adjointness and the normality of the product of two unbounded operators ⋮ Certain properties involving the unbounded operators \(p(T)\), \(TT^\ast\), and \(T^\ast T\); and some applications to powers and \textit{nth} roots of unbounded operators ⋮ Unbounded products of operators and connections to Dirac-type operators ⋮ Commutativity up to a factor for bounded and unbounded operators ⋮ On the Normality of the Unbounded Product of Two Normal Operators ⋮ On normal products of selfadjoint operators

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