Convergence of a Semidiscrete Two-Grid Algorithm for the Controllability of the $1-d$ Wave Equation

DOI10.1137/06064915XzbMath1180.93016MaRDI QIDQ3654408

Mihaela Negreanu

Publication date: 6 January 2010

Published in: SIAM Journal on Numerical Analysis (Search for Journal in Brave)

zbMATH Keywords

wave equationuniform observabilityboundary controllabilitytwo-grid algorithmfinite-element discretization

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Controllability (93B05) Control/observation systems governed by partial differential equations (93C20) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Observability (93B07) Wave equation (35L05) Control problems involving ordinary differential equations (34H05)

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Uniformly semidiscretized approximation for exact observability and controllability of one-dimensional Euler-Bernoulli beam

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