Abstract
We consider bilinear control systems of the form y′(t) = Ay(t) + u(t)By(t) where A generates a strongly continuous semigroup of contraction (e t A) t⩾0 on an infinite-dimensional Hilbert space Y whose scalar product is denoted by 〈.,.〉. The function u denotes the scalar control. We suppose that B is a linear bounded operator from the state Y into itself. Tacking into account the control saturation, we study the problem of stabilization by feedback of the form u(t)=−f(〈By(t), y(t)〉). Application to the heat equation is considered.
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Berrahmoune, L. Stabilization of bilinear control systems in Hilbert space with nonquadratic feedback. Rend. Circ. Mat. Palermo 58, 275–282 (2009). https://doi.org/10.1007/s12215-009-0021-3
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DOI: https://doi.org/10.1007/s12215-009-0021-3