Eine Parallelogrammungleichung zum Exponenten \(\gamma\) \(\in [1,2]\) für Normen. (A parallelogramm inequality to the exponent \(\gamma\) \(\in [1,2]\) for norms)

DOI10.4171/ZAA/181zbMATH Open0593.46024OpenAlexW2561751768MaRDI QIDQ1076283

Armin Hoffmann

Publication date: 1986

Published in: Zeitschrift für Analysis und ihre Anwendungen (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4171/zaa/181

zbMATH Keywords

generalized parallelogramm inequality

Mathematics Subject Classification ID

Norms (inequalities, more than one norm, etc.) of linear operators (47A30) Geometry and structure of normed linear spaces (46B20) Inner product spaces and their generalizations, Hilbert spaces (46C99)

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