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20172026
most citedSome sufficient conditions for existence of hyperinvariant subspaces for operators intertwined with unitaries

6 citations · 26 across the 19 of their papers we have counts for

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math.FA2020

Example of quasianalytic contraction whose spectrum is a proper subarc of the unit circle

Maria F. Gamal'

A partial answer on [KS2, Question 2] is given. Namely, an operator similar to a quasianalytic contraction whose quasianalytic spectral set is equal to its spectrum and is a pr…