Exponentially stable approximations of weakly damped wave equations, Vorau Internat. Ser. Numer. Math, vol.100, pp.1-33, 1990. ,
DOI : 10.1007/978-3-0348-6418-3_1
The Linear Regulator Problem for Parabolic Systems, SIAM Journal on Control and Optimization, vol.22, issue.5, pp.684-698, 1984. ,
DOI : 10.1137/0322043
Exponential Decay of Energy of Evolution Equations with Locally Distributed Damping, SIAM Journal on Applied Mathematics, vol.51, issue.1, pp.266-301, 1991. ,
DOI : 10.1137/0151015
An introduction to infinite-dimensional linear systems theory, of Texts in Applied Mathematics, 1995. ,
DOI : 10.1007/978-1-4612-4224-6
On the null controllability of the onedimensional heat equation with BV coefficients, Computational and Applied Mathematics, vol.21, pp.167-190, 2002. ,
An Analysis of Optimal Modal Regulation: Convergence and Stability, SIAM Journal on Control and Optimization, vol.19, issue.5, pp.686-707, 1981. ,
DOI : 10.1137/0319044
Approximation Theory for Linear-Quadratic-Gaussian Control of Flexible Structures, SIAM Journal on Control and Optimization, vol.29, issue.1, pp.1-37, 1991. ,
DOI : 10.1137/0329001
A numerical approach to the exact boundary controllability of the wave equation. I. Dirichlet controls: description of the numerical methods, Japan J. Appl. Math, pp.7-8, 1990. ,
Characteristic conditions for exponential stability of linear dynamical systems in Hilbert spaces, Ann. Differential Equations, vol.1, pp.43-56, 1985. ,
Boundary observability for the space semi-discretizations of the 1 ??? d wave equation, ESAIM: Mathematical Modelling and Numerical Analysis, vol.33, issue.2, pp.407-438, 1999. ,
DOI : 10.1051/m2an:1999123
An Approximation Theorem for the Algebraic Riccati Equation, SIAM Journal on Control and Optimization, vol.28, issue.5, pp.1136-1147, 1990. ,
DOI : 10.1137/0328061
Linear differential operators, 1967. ,
Semigroups of linear operators and applications to partial differential equations, of Applied Mathematical Sciences, 1983. ,
DOI : 10.1007/978-1-4612-5561-1
On the Spectrum of C 0 -Semigroups, Transactions of the American Mathematical Society, vol.284, issue.2, pp.847-857, 1984. ,
DOI : 10.2307/1999112
Introduction à l'analyse numérique des équations aux dérivées partielles, 1998. ,
An Analysis of the Finite-Element Method, Journal of Applied Mechanics, vol.41, issue.1, 1973. ,
DOI : 10.1115/1.3423272
Uniform exponential long time decay for the space semi-discretization of a locally damped wave equation via an artificial numerical viscosity, Numer. Math, pp.95-563, 2003. ,
Boundary observability for the finite-difference space semidiscretizations of the 2-D wave equation in the square, J. Math. Pures Appl, issue.9, pp.78-523, 1999. ,