Geodesic
Regularity of the interface for the porous medium equation
Electronic Journal of Differential Equations, Tome 2000 (2000).

Voir la notice de l'article provenant de la source Electronic Library of Mathematics

Summary: We establish the interface equation and prove the $C^{\infty}$ regularity of the interface for the porous medium equation whose solution is radial symmetry.
Classification : 35K65
Keywords: porous medium, radial symmetry, interface, C-infinity regularity 
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     author = {Ko, Youngsang},
     title = {Regularity of the interface for the porous medium equation},
     journal = {Electronic Journal of Differential Equations},
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     volume = {2000},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2000__2000__a214/}
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Ko, Youngsang. Regularity of the interface for the porous medium equation. Electronic Journal of Differential Equations, Tome 2000 (2000). http://geodesic.mathdoc.fr/item/EJDE_2000__2000__a214/