An Obata-type characterisation of Calabi metrics on line bundles
Résumé
We characterise those complete Kähler manifolds supporting a nonconstant real-valued function with critical points whose Hessian is nonnegative, complex linear, has pointwise two eigenvalues and whose gradient is a Hessian-eigenvector.
Origine : Fichiers produits par l'(les) auteur(s)
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