A new constructive and elementary proof of a Bernstein-Walsh theorem, improved to infinite order convergence, for functions \(C^\infty\) in an intricate but smooth two-dimensional real domain (Q2273574)
From MaRDI portal
scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A new constructive and elementary proof of a Bernstein-Walsh theorem, improved to infinite order convergence, for functions \(C^\infty\) in an intricate but smooth two-dimensional real domain |
scientific article |
Statements
A new constructive and elementary proof of a Bernstein-Walsh theorem, improved to infinite order convergence, for functions \(C^\infty\) in an intricate but smooth two-dimensional real domain (English)
0 references
24 September 2019
0 references
Bernstein-Walsh
0 references
Stone-Weierstrass
0 references
Chebyshev polynomial
0 references
spectral extension
0 references
Fourier extension
0 references
0 references
0 references
0 references
0 references
0 references
