EXTRINSIC EIGENVALUES ESTIMATES FOR HYPERSURFACES IN PRODUCT SPACES
Résumé
We prove extrinsic upper bounds for the first eigenvalue of second order operator of divergence type as well as for Paneitz-like operators and two generalized Steklov problems on hypersurfaces of product spaces N × R. Examples of equality cases are given.
Domaines
Géométrie différentielle [math.DG]Origine | Fichiers produits par l'(les) auteur(s) |
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