BUZANO’S INEQUALITY HOLDS FOR ANY PROJECTION

DOI10.1017/S0004972715001525zbMath1358.46022MaRDI QIDQ2814350

Sever Silvestru Dragomir

Publication date: 21 June 2016

Published in: Bulletin of the Australian Mathematical Society (Search for Journal in Brave)

zbMATH Keywords

projectioninner product spacesoperator normnumerical radiusBuzano's inequalitySchwarz's inequality

Mathematics Subject Classification ID

Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) Inequalities for sums, series and integrals (26D15) Inequalities involving derivatives and differential and integral operators (26D10)

Related Items (4)

New estimates on numerical radius and operator norm of Hilbert space operators ⋮ Buzano, Kreĭn and Cauchy-Schwarz inequalities ⋮ Refinements of some numerical radius inequalities for operators ⋮ Improving Schwarz inequality in inner product spaces

Cites Work

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• Inequalities for the Numerical Radius of Linear Operators in Hilbert Spaces

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