On the Riesz-Fischer theorem

DOI10.1556/SSCMATH.41.2004.4.10zbMath1074.46014OpenAlexW2035270346MaRDI QIDQ3023615

Juan Horváth

Publication date: 5 July 2005

Published in: Studia Scientiarum Mathematicarum Hungarica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1556/sscmath.41.2004.4.10

zbMATH Keywords

completenessorthonormal systemsFréchet-Riesz representation theoremRiesz-Fischer theorem

Mathematics Subject Classification ID

Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) History of mathematics in the 20th century (01A60) General harmonic expansions, frames (42C15)

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