The Stability in L p and W p 1 of the L 2 -Projection onto Finite Element Function Spaces

DOI10.2307/2007825zbMath0637.41034OpenAlexW4250831033MaRDI QIDQ3778431

Publication date: 1987

Published in: Mathematics of Computation (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2007825

zbMATH Keywords

triangulations quasi-uniformity finite element spaces $L_ 2$-projection polynomial spaces of Lagrangian type

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Multidimensional problems (41A63) Spline approximation (41A15)

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