Some reverses of the generalised triangle inequality in complex inner product spaces

DOI10.1016/J.LAA.2005.01.015zbMath1083.46013arXivmath/0405497OpenAlexW1989466262MaRDI QIDQ556893

Sever Silvestru Dragomir

Publication date: 23 June 2005

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0405497

zbMATH Keywords

triangle inequalitycomplex inner product spacereverse inequalityDiaz-Metcalf 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 in the complex plane (30A10)

Related Items (1)

On a generalization of a complementary triangle inequality in Hilbert spaces and Banach spaces

Cites Work

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• A Complementary Triangle Inequality in Hilbert and Banach Spaces
• Some Applications of the Inequality of Arithmetic and Geometric Means to Polynomial Equations

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