Some inequalities for Fourier coefficients in inner product spaces

DOI10.1007/BF01882192zbMath0848.26012OpenAlexW2077907642MaRDI QIDQ1914711

Sever Silvestru Dragomir, Bertram Mond

Publication date: 16 October 1996

Published in: Periodica Mathematica Hungarica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01882192

zbMATH Keywords

Bessel inequalityFourier coefficientsSchwarz inequalitypre-Hilbertian space

Mathematics Subject Classification ID

Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) Other analytical inequalities (26D20)

Related Items (4)

Further inequalities for sequences and power series of operators in Hilbert spaces via Hermitian forms ⋮ Hermitian forms and inequalities for sequences and power series of operators in Hilbert spaces ⋮ A Buzano type inequality for two Hermitian forms and applications ⋮ On some inequalities for numerical radius of operators in Hilbert spaces

Cites Work

• Unnamed Item
• On Bessel's and Gram's inequalities in prehilbertian spaces

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