On the effect of friend feedbacks
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Albert Compta; Josep Ferrer; Marta Peรฑa
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Article
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2010
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John Wiley and Sons
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English
โ 110 KB
## Communicated by J. Cash Given S an (A, B)-invariant subspace, we prove that the set of friend feedbacks is a linear variety, which can be considered as the direct sum of the feedbacks of the restriction to S and the co-restriction to S โฅ . In particular, when the natural controllability hypothe