On the optimality of the observability inequalities for parabolic and hyperbolic systems with potentials

DOI10.1016/j.anihpc.2006.07.005zbMath1248.93031OpenAlexW2096818010MaRDI QIDQ2475783

Thomas Duyckaerts, Enrique Zuazua, Zhang, X.

Publication date: 11 March 2008

Published in: Annales de l'Institut Henri Poincaré. Analyse Non Linéaire (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/78781

zbMATH Keywords

potential heat equation wave equation optimality observability inequality Carleman inequality decay at infinity Meshkov's construction

Mathematics Subject Classification ID

Controllability (93B05) Control/observation systems governed by partial differential equations (93C20) Observability (93B07)

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