We establish several boundary observability results for finite-dimensional approximations of systems of strings and beams via space discretization. Our results allow us to recover the optimal observability theorems concerning the continuous case by a limit process.
@article{7426, title = {Observability of discretized wave equations - doi: 10.5269/bspm.v25i1-2.7426}, journal = {Boletim da Sociedade Paranaense de Matem\'atica}, volume = {23}, year = {2009}, doi = {10.5269/bspm.v25i1-2.7426}, language = {EN}, url = {http://dml.mathdoc.fr/item/7426} }
Loreti, Paola; Komornik, Vilmos. Observability of discretized wave equations - doi: 10.5269/bspm.v25i1-2.7426. Boletim da Sociedade Paranaense de Matemática, Tome 23 (2009) . doi : 10.5269/bspm.v25i1-2.7426. http://gdmltest.u-ga.fr/item/7426/