A lower bound on local energy of partial sum of eigenfunctions for Laplace-Beltrami operators

DOI10.1051/cocv/2012008zbMath1258.93035OpenAlexW2011146777MaRDI QIDQ4911017

Qi Lü

Publication date: 13 March 2013

Published in: ESAIM: Control, Optimisation and Calculus of Variations (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1051/cocv/2012008

zbMATH Keywords

Laplace-Beltrami operatorRobin boundary conditionslower boundlocal energypartial sum of eigenfunctions

Mathematics Subject Classification ID

Eigenvalue problems (93B60) Variational problems in a geometric measure-theoretic setting (49Q20) Observability (93B07)

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