Geodesic
Approximation by harmonic functions in the $C^1$-norm and harmonic $C^1$-content of compact subsets in $\mathbb R^n$
Matematičeskie zametki, Tome 53 (1993) no. 4, pp. 21-30 
P. M. Gauthier; P. V. Paramonov. Approximation by harmonic functions in the $C^1$-norm and harmonic $C^1$-content of compact subsets in $\mathbb R^n$. Matematičeskie zametki, Tome 53 (1993) no. 4, pp. 21-30. http://geodesic.mathdoc.fr/item/MZM_1993_53_4_a2/
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     title = {Approximation by harmonic functions in the $C^1$-norm and harmonic $C^1$-content of compact subsets in $\mathbb R^n$},
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     language = {ru},
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Voir la notice de l'article provenant de la source Math-Net.Ru

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