On norms of Lewanowicz operators

DOI10.1016/0021-9045(89)90013-0zbMath0683.41040OpenAlexW2043554067MaRDI QIDQ1824791

Knut Petras

Publication date: 1989

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(89)90013-0

zbMATH Keywords

linear projectionsLewanowicz conjectured

Mathematics Subject Classification ID

General theory of ordinary differential operators (47E05) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Approximation by polynomials (41A10)

Related Items (2)

Error bounds for a near-minimax approximation ⋮ On the minimal norms of polynomial projections

Cites Work

• Some polynomial projections with finite carrier
• On the Maximum Errors of Polynomial Approximations Defined by Interpolation and by Least Squares Criteria

This page was built for publication: On norms of Lewanowicz operators