Internal Stabilizability of Some Diffusive Models
✍ Scribed by Bedr'Eddine Ainseba; Michel Langlais; Sebastian Aniţa
- Publisher
- Elsevier Science
- Year
- 2002
- Tongue
- English
- Weight
- 111 KB
- Volume
- 265
- Category
- Article
- ISSN
- 0022-247X
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✦ Synopsis
We consider a single species population dynamics model with age dependence, spatial structure, and a nonlocal birth process arising as a boundary condition. We prove that under a suitable internal feedback control, one can improve the stabilizability results given in Kubo and Langlais [J. Math. Biol. 29 (1991), 363-378]. This result is optimal.
Our proof relies on an identical stabilizability result of independent interest for the heat equation, that we state and prove in Section 3.
📜 SIMILAR VOLUMES
One shows that the steady-state solutions to Navier-Stokes equations in d-dimensional domains ; d = 2; 3 with Dirichlet and slip curl boundary conditions are exponentially stabilizable by proportional controllers with the support in open subsets ! ⊂ such that \ ! is su ciently "small".
The aim of this paper is to discuss the existence of suitable feedback laws which provide stability (in a technical sense to be specified) with respect to inputs and initial conditions of the state response of a nonlinear system.