Commutator Approximants

DOI10.2307/2159345zbMath0773.47020OpenAlexW4249505698MaRDI QIDQ4018805

Philip J. Maher

Publication date: 16 January 1993

Full work available at URL: https://doi.org/10.2307/2159345

zbMATH Keywords

critical pointvon Neumann-Schatten classglobal minimiser

Mathematics Subject Classification ID

Norms (inequalities, more than one norm, etc.) of linear operators (47A30) Linear operators belonging to operator ideals (nuclear, (p)-summing, in the Schatten-von Neumann classes, etc.) (47B10) Commutators, derivations, elementary operators, etc. (47B47)

Related Items (18)

Another version of Maher's inequality ⋮ Non-normal derivation and orthogonality ⋮ Global minimum and orthogonality in \(C_{1}\)-classes. ⋮ On the operator equation \(AXB - XD = E\) ⋮ Self-commutator approximants ⋮ Range kernel orthogonality of derivations ⋮ A note on Rouche's theorem ⋮ Dynamics of generalised derivations and elementary operators ⋮ Birkhoff-James orthogonality and applications: a survey ⋮ Une remarque sur l’orthogonalité de l’image au noyau d’une dérivation généralisée ⋮ Hypercyclicity properties of commutator maps ⋮ Solvability of \(AXB - CXD = E\) in the operators algebra \(B(H)\) ⋮ Normal Derivations in Norm Ideals ⋮ Gateaux derivative of 𝐵(𝐻) norm ⋮ Some approximants in operator algebras ⋮ Unnamed Item ⋮ Unnamed Item ⋮ Elementary operators and orthogonality.

Cites Work

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• Partially isometric approximation of positive operators
• Unitary approximation of positive operators
• Über die Unbeschränktheit der Operatoren der Quantenmechanik
• On Normal Derivations
• The Unboundedness of Quantum-Mechanical Matrices
• Commutators of Operators, II

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