A sharp result on the exponential operator-norm decay of a family of strongly continuous semigroups.
Finite rank, relatively bounded perturbations of semigroups generators
Exact controllability of the Euler-Bernoulli equation with -control only in the Dirichlet Boundary condition
The paper studies the problem of exact controllability of the Euler- Bernoulli equation in a cylinder of , via boundary controls acting on its lateral surface.
Exact controllability of the Euler-Bernoulli equation with -control only in the Dirichlet Boundary condition
The paper studies the problem of exact controllability of the Euler- Bernoulli equation in a cylinder of , via boundary controls acting on its lateral surface.
An abstract setting for differential Riccati equations in optimal control problems for hyperbolic/Petrowski-type P. D. E. s with boundary control and slightly smoothing observation.
The operator for the wave equation with Dirichlet control.
-regularity of the boundary to boundary operator for hyperbolic and Petrowski PDEs.
Singular estimates and uniform stability of coupled systems of hyperbolic/parabolic PDEs.
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