On \(n\)th roots of bounded and unbounded quasinormal operators

DOI10.1007/s10231-022-01281-zOpenAlexW3137579832MaRDI QIDQ2699136

Paweł Pietrzycki, Jan Stochel

Publication date: 26 April 2023

Published in: Annali di Matematica Pura ed Applicata. Serie Quarta (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2103.09961

zbMATH Keywords

quasinormal operatorsubnormal operatorStieltjes moment problemclass a operatorintertwining theorem

Mathematics Subject Classification ID

Linear operator inequalities (47A63) Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Subnormal operators, hyponormal operators, etc. (47B20) Moment problems (44A60)

Related Items (3)

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 operators having self‐adjoint, subnormal, or hyponormal powers ⋮ Maximal sectorial operators and invariant operator ranges

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