scientific article; zbMATH DE number 913533

zbMath0849.46014MaRDI QIDQ4887803

Victor Alexandrov

Publication date: 5 August 1996

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

approximationprojectionBessel inequalityHölder inequalityHilbert basistrigonometric systemParseval equalityGram-Schmidt orthogonalization processcompleteness of an orthogonal systemLebesgue functional spaceslinear spaces with inner products

Mathematics Subject Classification ID

Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) Introductory exposition (textbooks, tutorial papers, etc.) pertaining to functional analysis (46-01)

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