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  • Realizations of perturbations of an observable pair with prescribed indices 

    Beitia, M.A.; Compta Creus, Albert; de Hoyos, Inmaculada; Peña Carrera, Marta (Elsevier, 2011)
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    It is well known that, when a full rank observable pair (C,A) is slightly perturbed, the new observability indices k′ are majorized by the initial ones k, k≻k′. Conversely, any indices k′ majorized by k can be obtained by ...