Title of article
Approximation in Sobolev spaces by piecewise affine interpolation
Author/Authors
Jean Van Schaftingen، نويسنده , , Jean، نويسنده ,
Issue Information
دوهفته نامه با شماره پیاپی سال 2014
Pages
8
From page
40
To page
47
Abstract
Functions in a Sobolev space are approximated directly by piecewise affine interpolation in the norm of the space. The proof is based on estimates for interpolations and does not rely on the density of smooth functions.
Keywords
Sobolev space , Lagrange Interpolation , Piecewise affine function , Density , linear interpolation , approximation
Journal title
Journal of Mathematical Analysis and Applications
Serial Year
2014
Journal title
Journal of Mathematical Analysis and Applications
Record number
1564772
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