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math.AP2022
Sharp inequalities for Neumann eigenvalues on the sphere
Dorin Bucur, Eloi Martinet, Mickaël Nahon
We prove that the second nontrivial Neumann eigenvalue of the Laplace-Beltrami operator on the unit sphere is maximized by the union of tw…
math.AP2022★ 4 cited
Maximization of Neumann eigenvalues
Dorin Bucur, Eloi Martinet, Edouard Oudet
This paper is motivated by the maximization of the -th eigenvalue of the Laplace operator with Neumann boundary conditions among domains of with prescribed measu…