Sard's approximation processes and oblique projections

DOI10.4064/sm194-1-4zbMath1179.47015OpenAlexW2021936498MaRDI QIDQ3637611

Gustavo Corach, Alejandra L. Maestripieri, Juan Ignacio Giribet

Publication date: 13 July 2009

Published in: Studia Mathematica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4064/sm194-1-4

zbMATH Keywords

oblique projectionsDixmier angleapproximation processesweighted least square problemscurve fitting processesleast square processessemidefinite positive operator

Mathematics Subject Classification ID

Least squares and related methods for stochastic control systems (93E24) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Linear operator approximation theory (47A58)

Related Items (7)

Operators which preserve a positive definite inner product ⋮ The compatible Grassmannian ⋮ Sampling and reconstruction by means of weighted inverses ⋮ Unbounded symmetrizable idempotents ⋮ Oblique projections and sampling problems ⋮ Proper subspaces and compatibility ⋮ Shorted operators and minus order

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