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One dimensional perturbations of restricted shifts. (English) Zbl 0252.47010

##### MSC:
 47A55 Perturbation theory of linear operators 30D55 $$H^p$$-classes (MSC2000) 47B20 Subnormal operators, hyponormal operators, etc. 47B15 Hermitian and normal operators (spectral measures, functional calculus, etc.)
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##### References:
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