Información del autor
Autor Kawohl, B. |
Documentos disponibles escritos por este autor (1)
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texto impreso
"We consider some degenerate parabolic problems on a convex (or starshaped) ring. We prove that if the initial data have convex (or starshaped) level sets, then the solution u(t,?) has the same property for any positive t. Similar results are sh[...]