Geodesic
Whitney’s extension problem for $C^m$
Charles Fefferman1
1 Department of Mathematics, Princeton University, Princeton, NJ 08544, United States
Annals of mathematics, Tome 164 (2006) no. 1, pp. 313-359.

Voir la notice de l'article provenant de la source Annals of Mathematics website

Let $f$ be a real-valued function on a compact set in $\mathbb{R}^n$, and let $m$ be a positive integer. We show how to decide whether $f$ extends to a $\mathbb{C}^m$ function on $\mathbb{R}^n$.
DOI : 10.4007/annals.2006.164.313

Charles Fefferman 1

1 Department of Mathematics, Princeton University, Princeton, NJ 08544, United States 
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Charles Fefferman. Whitney’s extension problem for $C^m$. Annals of mathematics, Tome 164 (2006) no. 1, pp. 313-359. doi : 10.4007/annals.2006.164.313. http://geodesic.mathdoc.fr/articles/10.4007/annals.2006.164.313/

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